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WESTERN ANESTHESIOLOGY ASSOCIATES INC

PAC 6204720667 Provider group
ANESTHESIOLOGY · SAINT LOUIS, MO · hospital-affiliated
Specialty ANESTHESIOLOGY — most common member specialty (multi-specialty groups carry one label; see Methods)
Footprint Registered in SAINT LOUIS, MO · bills Medicare in 8 states
Scale 258 providers on the CMS registry roster · 104 codes billed (five-year data window) · 16,371 services (all billed codes, CY2024)
Medicare paid $1.1M · across all billed codes, CY2024, attributed & disclosed
Affiliation Hospital-affiliated — at least one member holds a hospital affiliation in the CMS registry
Contact (314) 251-4687 — CMS registry listing
CMS Doctors & Clinicians registry · Medicare Part B physician/supplier claims · figures are attributed (single-group clinicians) and disclosed fee-for-service — a subset, never complete totals · group series shown over the most recent 5 years (rosters archived from 2019)
Group analytics

Who's billing in this group, plus the paid volume analytics · CY2024

Clinician makeup · CY2024
Physicians 73Advanced-practice 105Other clinicians 0= 178 clinicians billed · CY2024
By clinician headcount, CY2024. 'Physician' follows Medicare's §1861(r) definition (MD/DO, podiatry, optometry, dental medicine, chiropractic); facility and supplier enrollments are not counted as clinicians. These 178 are the clinicians who billed in CY2024 — a subset of the all-time registry roster shown on the group's identity card.

Billed 72 of the group's 104 codes this year, across 7 states (CY2024).

The full analytics for this group

Premium

The billed-volume rank, trajectory, and economics behind this group — computed on the same disclosed Medicare Part B data.

What Medicare paid this group in CY2024 is on the group's identity card — free, on every tier. Premium breaks that figure down per code and per service, and puts the volume behind it in national and peer context.

  • Per-code payment breakdown & avg $/service — dollars behind the volume
  • Beneficiary-episode volume — reach, not just service counts
  • Office vs. facility setting mix — place-of-service code split
  • National billed-volume rank — percentile, cohort & year disclosed
  • Size-peer billed-volume benchmark — vs. groups of similar size
  • Top-3 clinician share — how volume distributes
  • 5-year volume trend — direction across the window
  • Business mix — largest codes by payment

Rank and benchmark figures are billed-volume positions among peers, not measures of care. All figures attributed (single-group clinicians) and disclosed Medicare Part B fee-for-service.

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Medicare Part B FFS · CY2024 · as published by CMS

Provider volumes, all codes · CY2024

NPIProviderCredentialsTypeCitySt Services (all codes) locked column
1659377687 Schmidt, Stephen M.D. Interventional Pain Management Saint LouisMO premium
1386640316 Smith, Gregory D.O. Interventional Pain Management Saint LouisMO premium
1801891759 Mckenna, Brian M.D. Anesthesiology St. LouisMO premium
1427512748 Buechler, Anne AGNP Nurse Practitioner Saint LouisMO premium
1356338537 Minnihan, Kevin M.D. Anesthesiology St PetersMO premium
1902802275 Simeon, Rudy M.D. Anesthesiology St. LouisMO premium
1336144187 Bailey, Todd M.D. Anesthesiology Saint LouisMO premium
1508980541 Jacob-Wickland, Jan PA-C Physician Assistant Saint LouisMO premium
1467786673 Turnbough, Christopher P.A. Physician Assistant Saint LouisMO premium
1477558310 Gibbons, James M.D. Anesthesiology Saint LouisMO premium
1376674176 Berner, Christopher P.A.-C Physician Assistant Saint LouisMO premium
1255732210 Moss, Margaret NP Nurse Practitioner Saint LouisMO premium
1366448722 Patnana, Vijay M.D. Anesthesiology ChesterfieldMO premium
1982137220 Kelsheimer, Chris MD Anesthesiology Saint LouisMO premium
1215381264 Freiling, Tristan D.O. Anesthesiology Saint LouisMO premium
1346409430 Oblanc, Nicole CRNA Certified Registered Nurse Anesthetist (CRNA) MetairieLA premium
1477925428 Boon, Melanie APN Nurse Practitioner FentonMO premium
1871933648 Miller, Magda M.D. Anesthesiology BaltimoreMD premium
1275725129 Conrardy, Beth MD Anesthesiology Saint LouisMO premium
1528069622 May, Sharon CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1700941895 Bigham, Matthew M.D. Anesthesiology BallwinMO premium
1649367467 Paik, Han Anesthesiology Saint LouisMO premium
1871804518 Huber, Marybeth M.D. Anesthesiology Saint LouisMO premium
1912643784 Hammond, Eric AA Anesthesiology Assistant Saint LouisMO premium
1578027488 Bain, Alexandria Physician Assistant Saint LouisMO premium
1912922014 Casey, Matthew Anesthesiology BallwinMO premium
1568438307 Cantrell, Charles DO Anesthesiology Saint LouisMO premium
1205828522 Bruns, Pamela CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1346484334 Reusch, James M.D. Anesthesiology Saint LouisMO premium
1093906364 Brown, Melissa MD Anesthesiology Saint LouisMO premium
1952393704 Mcmullen, Nancy CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1043660848 Weber, Brian MD Anesthesiology Saint LouisMO premium
1376786194 Wang, Christopher M.D. Anesthesiology Saint LouisMO premium
1629096052 Jones, Matthew MD Anesthesiology ManchesterMO premium
1235426297 Ahrens, Christopher D.O. Anesthesiology Saint LouisMO premium
1497976286 Pugh, Jennifer M.D. Anesthesiology Saint LouisMO premium
1659376598 Galakatos, Joann M.D. Anesthesiology St. LouisMO premium
1386649291 Braby, David M.D. Anesthesiology ChesterfieldMO premium
1558810838 Briggs, Kelly NP Nurse Practitioner FlorissantMO premium
1275746471 Taves, Erin CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1396724803 Caldwell, Jane MD Anesthesiology Saint LouisMO premium
1194717884 Zotta, Tracy CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1932104130 Barnett, Andrew M.D. Anesthesiology Saint LouisMO premium
1891968723 Satterly, Matthew MD Anesthesiology Saint LouisMO premium
1447256474 Young, Christopher M.D. Anesthesiology St. LouisMO premium
1629073820 Arnold, Donald M.D. Anesthesiology Saint LouisMO premium
1215076245 Greco, Michael MD Anesthesiology AlbuquerqueNM premium
1568467959 Algra, Linda M.D. Anesthesiology Saint LouisMO premium
1093992679 Omurtag, Marissa M.D. Anesthesiology Saint LouisMO premium
1528447604 Doud, Joseph AA-C Anesthesiology Assistant Saint LouisMO premium
1992706063 Bosaw, Georgene CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1578564647 Abele, Jane CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1891139028 Rakhimzyanova-Pike, Sabina AA-C Anesthesiology Assistant Saint LouisMO premium
1740488444 Bellard, Shailaja MD Anesthesiology ChesterfieldMO premium
1861498149 Stamos, Thomas M.D. Anesthesiology St. LouisMO premium
1124010905 Rickmeyer, Anne CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1255819801 Irby, Caitlin CAA Anesthesiology Assistant HoustonTX premium
1154427839 Freise, Marie PA Physician Assistant Saint LouisMO premium
1942688916 Schuss, Chaim AA-S Anesthesiology Assistant Saint LouisMO premium
1235790957 Erlinger, Kelly C-AA Anesthesiology Assistant Saint LouisMO premium
1124643622 Zino, Adam AA-C Anesthesiology Assistant Saint LouisMO premium
1588738686 Reznichenko, Svetlana CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1942220678 Rickelman, Theresa D.O. Anesthesiology Saint LouisMO premium
1225808819 Tyer, Tanner CAA Anesthesiology Assistant Saint LouisMO premium
1992700801 Cavanagh, Elizabeth M.D. Anesthesiology St. LouisMO premium
1972852861 Smith, Stephen A.A. Anesthesiology Assistant Saint LouisMO premium
1891438446 Haines, Hannah AA Anesthesiology Assistant Saint LouisMO premium
1588397491 Adams, Malissa AA Anesthesiology Assistant LibertyMO premium
1346607983 Thro, Andrew AA-S Anesthesiology Assistant Saint LouisMO premium
1568439842 Ware, Paula CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1215553078 Bai, Kevin Anesthesiology Saint LouisMO premium
1265566376 Fritschle, Angela CRNA Certified Registered Nurse Anesthetist (CRNA) BallwinMO premium
1164028171 Osun, Lorette CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1609593243 Malatkar, Rushali S-AA Anesthesiology Assistant Saint LouisMO premium
1437139532 O'leary, Kathleen CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1194257287 Kim, Jae Gyeom AA-S Anesthesiology Assistant Saint LouisMO premium
1184336968 Cunningham, Rebekah C-AA Anesthesiology Assistant Saint LouisMO premium
1104828235 Lappas-Case, Alkistis CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1316293103 Rao, Srikar M.D. Anesthesiology DurhamNC premium
1336585090 Lowe, Michael MD Anesthesiology Saint LouisMO premium
1972384931 Behar, Diana CAA Anesthesiology Assistant Saint LouisMO premium
1740936079 Muraywid, Othman AA Anesthesiology Assistant Saint LouisMO premium
1477864213 Ernst, Mary CRNA Certified Registered Nurse Anesthetist (CRNA) O FallonMO premium
1851735013 Robinson, Oksana AA-C Anesthesiology Assistant Saint LouisMO premium
1962701540 Nance, Daniel CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1437556842 Warren, Kristofer Certified Registered Nurse Anesthetist (CRNA) LouisvilleKY premium
1407857584 Boyher, Alisa CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1972834125 Casey, Jennifer CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1215519111 Dennert, Alexa C-AA Anesthesiology Assistant Saint LouisMO premium
1922347533 Redmond, Robert CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1205395308 Landolt, Luke DO Anesthesiology Saint LouisMO premium
1538633938 Brown, Kaitlyn CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1548821952 Stivers, Benjamin MD Anesthesiology Saint LouisMO premium
1699767376 Strubert, Ellen CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1942205281 Yoder, Benjamin AA Anesthesiology Assistant Saint LouisMO premium
1134463318 Barton, Jared · member of 2 groups CRNA Certified Registered Nurse Anesthetist (CRNA) WichitaKS premium
1063518389 Bashiti, Mohammad · member of 3 groups MD Anesthesiology ChesterfieldMO premium
1629602578 Bean, Michael · member of 2 groups C-AA Anesthesiology Assistant Saint LouisMO premium
1578554341 Benigno, Christopher · member of 2 groups CRNA Certified Registered Nurse Anesthetist (CRNA) ChesterfieldMO premium
1821842865 Bryant, Marcus · member of 2 groups AA Anesthesiology Assistant Saint LouisMO premium
1679891881 Byrum, Michael · member of 2 groups AA Anesthesiology Assistant Saint LouisMO premium
1548403447 Cajigal, Calvin · member of 2 groups M.D. Pain Management Des PeresMO premium
1487650768 Calhoon, Natalie · member of 3 groups M.D. Anesthesiology St LouisMO premium
1902568660 Clancy, James · member of 2 groups CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1750974473 Coelho, Mark · member of 2 groups C-AA Anesthesiology Assistant Saint LouisMO premium
1033613799 Corbett, William · member of 2 groups MD Anesthesiology Saint LouisMO premium
1912599085 Davie, Alex · member of 4 groups Certified Registered Nurse Anesthetist (CRNA) O FallonIL premium
1235793324 Davies, Richard · member of 2 groups CAA Anesthesiology Assistant WashingtonDC premium
1912135286 Donnelly, Julianne · member of 6 groups MD Critical Care (Intensivists) Saint LouisMO premium
1902262660 Drury, Bridget · member of 2 groups CRNA Certified Registered Nurse Anesthetist (CRNA) ChesterfieldMO premium
1053390971 Eichhorn, Stefan · member of 4 groups MD Anesthesiology Saint LouisMO premium
1053476952 Fickenwirth, Debra · member of 2 groups CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1982355418 Fonte Suau, Carolina · member of 2 groups C-AA Anesthesiology Assistant Saint LouisMO premium
1861718165 Ford, Janna · member of 3 groups CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1740285683 Forstot, Robert · member of 2 groups M.D. Anesthesiology St. LouisMO premium
1336352525 Frattini, Suzanne · member of 2 groups CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1407814882 Friedrich, Anthony · member of 2 groups MD Anesthesiology ChesterfieldMO premium
1104483718 Goodman, Blaine · member of 2 groups Certified Registered Nurse Anesthetist (CRNA) RollaMO premium
1467965004 Goodwin, Natasha · member of 4 groups CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1811998917 Graul, Daniel · member of 2 groups CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1730428202 Higo, Sarah · member of 2 groups FNP Nurse Practitioner Saint LouisMO premium
1295413706 Hoeft, Emily · member of 2 groups Anesthesiology Assistant Saint LouisMO premium
1194210393 Holton, Jared · member of 2 groups CRNA Certified Registered Nurse Anesthetist (CRNA) MaryvilleIL premium
1033215363 Huguet, Christi · member of 3 groups CRNA Certified Registered Nurse Anesthetist (CRNA) ChesterfieldMO premium
1508200270 Hurley, Kathleen · member of 2 groups MD Anesthesiology ChesterfieldMO premium
1841282621 Kaemmerer, Janet · member of 2 groups CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1013027176 Kaericher, David · member of 2 groups MD Anesthesiology ChesterfieldMO premium
1487122784 Kelly, Melissa · member of 2 groups FNP Nurse Practitioner Saint LouisMO premium
1134100118 Kinder, Robert · member of 2 groups CRNA Certified Registered Nurse Anesthetist (CRNA) Saint CharlesMO premium
1194340133 Kohler, Laura · member of 4 groups CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1689234643 Kovach, Maghy · member of 2 groups CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1275538118 Krummenacher, Keith · member of 3 groups M.D. Anesthesiology St. LouisMO premium
1427760057 Kutrubs, Nicholas · member of 2 groups C-AA Anesthesiology Assistant Saint LouisMO premium
1215067970 Lampkins, Roselyn · member of 2 groups MD Anesthesiology BellevilleIL premium
1417140146 Lee, Heidi · member of 3 groups CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1881650307 Lewis, Frederick · member of 2 groups M.D. Anesthesiology ChesterfieldMO premium
1114178670 Linden, Christina · member of 2 groups MD Anesthesiology Saint LouisMO premium
1902801855 Linsenbardt, Matthew · member of 3 groups D.O. Anesthesiology St. LouisMO premium
1801412622 Luther, Herman · member of 3 groups MD, MBA Anesthesiology Saint LouisMO premium
1740756147 Maestas, Karolyn · member of 3 groups CRNA Certified Registered Nurse Anesthetist (CRNA) New YorkNY premium
1548765209 Mcdowell, Jacob · member of 2 groups A.A-S Anesthesiology Assistant Saint LouisMO premium
1124138201 Menner, Susan · member of 3 groups CRNA Certified Registered Nurse Anesthetist (CRNA) ChesterfieldMO premium
1396731774 Moore, John · member of 2 groups MD Anesthesiology Saint LouisMO premium
1720059587 Morgan, Terri · member of 2 groups CRNA Certified Registered Nurse Anesthetist (CRNA) WashingtonMO premium
1043878945 Muench, Maxwell · member of 2 groups DO Anesthesiology Richmond HeightsMO premium
1851825301 Nadeau, Lisa · member of 2 groups Anesthesiology ChesterfieldMO premium
1568603355 Neely, Tressa · member of 4 groups CRNA Certified Registered Nurse Anesthetist (CRNA) SikestonMO premium
1689784738 Niesen, George · member of 2 groups MD Anesthesiology ChesterfieldMO premium
1871086900 O'leary, Sarah · member of 2 groups DNP Certified Registered Nurse Anesthetist (CRNA) ChesterfieldMO premium
1063943819 Pachbhai, Manisha · member of 2 groups CRNA Certified Registered Nurse Anesthetist (CRNA) Glen CarbonIL premium
1700083250 Parmeley, Daniel · member of 3 groups CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1154441236 Parsons, Andrea · member of 3 groups MD Anesthesiology Saint LouisMO premium
1306862263 Patel, Anjali · member of 2 groups DO Anesthesiology Saint LouisMO premium
1598521510 Rhaimeh, Aws · member of 2 groups AA Anesthesiology Assistant Saint LouisMO premium
1528366176 Robison, Curtis · member of 3 groups CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1871221861 Rodriguez, Nicholas · member of 2 groups CAA Anesthesiology Assistant Saint LouisMO premium
1396019840 Rutz, Taren · member of 2 groups CRNA Certified Registered Nurse Anesthetist (CRNA) BridgetonMO premium
1558718734 Sargent, Richard · member of 2 groups MD Anesthesiology Ann ArborMI premium
1801572813 Schepker, Alexandra · member of 2 groups CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1952832586 Schroell, Robert · member of 2 groups M.D. Anesthesiology Saint LouisMO premium
1184814279 Settle, Tana · member of 2 groups M.D. Anesthesiology Saint LouisMO premium
1871613067 Settle, William (Bill) · member of 3 groups MD Anesthesiology LiberalKS premium
1144202169 Sheffield, Sloan · member of 2 groups CRNA Certified Registered Nurse Anesthetist (CRNA) ChesterfieldMO premium
1366422958 Shimoda, Kumiko · member of 2 groups MD Anesthesiology St LouisMO premium
1912626979 Smolievskaya, Darya · member of 2 groups C-AA Anesthesiology Assistant MadisonWI premium
1881665651 Smout, Scott · member of 2 groups D.O. Anesthesiology FestusMO premium
1700933793 Stadnyk, Cheri · member of 2 groups CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1922621812 Stelzer, Daniel · member of 2 groups AA-C Anesthesiology Assistant Saint LouisMO premium
1033229117 Taylor, Ellis · member of 2 groups MD Anesthesiology ChesterfieldMO premium
1669464350 Wallace, Kelly · member of 3 groups CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1407351802 Wehrle, Ashley · member of 2 groups MD Anesthesiology Saint LouisMO premium
1720821390 West, Quinton · member of 2 groups Certified Registered Nurse Anesthetist (CRNA) ChesterfieldMO premium
1033451836 Westbrook, Kelsey · member of 2 groups CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1669851747 Whitesides, Stephen · member of 2 groups AA-C Anesthesiology Assistant Round RockTX premium
1942759493 Whitesides, Melanie · member of 2 groups CAA Anesthesiology Assistant Round RockTX premium
1487915179 Wishman, Jamieson · member of 3 groups CRNA Certified Registered Nurse Anesthetist (CRNA) Saint LouisMO premium
1003175084 Zavesky, Jessica · member of 2 groups Certified Registered Nurse Anesthetist (CRNA) TampaFL premium
1841683380 Zubiri, Elvit · member of 3 groups Certified Registered Nurse Anesthetist (CRNA) ChesterfieldMO premium

Volumes are attributed to a group only for clinicians affiliated with exactly one group. Clinicians in several groups are listed ("member of N groups") but shown as "—" — their volume is not attributed to any single group. A "—" on a single-group clinician means CMS suppressed the figure (fewer than 11 beneficiaries), never zero. Beneficiary-episodes count CMS's per-setting beneficiary figures, not unique patients. Average Medicare payment is the amount Medicare actually paid per service, weighted by service volume across office and facility settings. Where the roster is a single clinician, that clinician's service counts match the group's attributed volume shown on the ranked results, so they are shown here; the per-provider split across a larger roster is a premium feature. See Methods & Sources.