00104 — Anesthesia for electroshock therapy
51,337 observed fee-for-service (51%) · ~49,766 estimated Medicare Advantage. Scaled from the observed floor by each state’s fee-for-service share (FFS share as of 2024) — scaled estimate — assumes MA utilization mirrors FFS; not an observation; 1 state without payer-mix data excluded. How we scale
Disclosed Medicare fee-for-service services by billing state; open a bar for that state's ranked market. Average submitted charge / service by billing state, among the highest-volume states; open a bar for that state's ranked market.
- Market position — where this market sits on volume and growth among all state markets, and its rank.
- Worth a look — every state market for this search, ranked by a published score: size, growth, fragmentation, below-expected volume.
- Lookalike opportunities — groups billing below what peers of the same specialty, size, and state predict, with the expected figure shown.
- National benchmarks — where each group's volume sits nationally and within its specialty.
- Market structure — how concentrated this market is, and who owns the volume.
- Medicare-wide scaling — the exact payer split, and this market total scaled to all of Medicare, labeled as an estimate.
Nevvi's market analytics platform — code baskets, market structure and share, the twelve-year trend layer — is built and not launched yet. We're gathering interest in it.
Notify me at launch →| # | Physician group | City | St | Specialty | Providers | 00104 svcs | Submitted charges | Avg charge | Medicare $ locked column | Share* | Phone |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | MASSACHUSETTS GENERAL PHYSICIANS ORGANIZATION INC | BOSTON | MA | DIAGNOSTIC RADIOLOGY | 3532 | 5,361 | $2,194,211 | $409 | premium | 76.2% | (617) 724-0287 |
| 2 | NORTH SHORE - LIJ ANESTHESIOLOGY, PC | NEW HYDE PARK | NY | ANESTHESIOLOGY | 1012 | 2,780 | $5,936,170 | $2,135 | premium | 39.5% | (516) 734-8600 |
| 3 | WEILL MEDICAL COLLEGE OF CORNELL | NEW YORK | NY | INTERNAL MEDICINE | 2053 | 1,364 | $866,800 | $635 | premium | 19.4% | (212) 746-5454 |
| 4 | RWJBH OBSERVATION ASSOCIATES LLC | SOMERVILLE | NJ | PHYSICIAN ASSISTANT | 937 | 1,302 | $1,870,530 | $1,437 | premium | 51.3% | (908) 685-2200 |
| 5 | MAYO CLINIC | ROCHESTER | MN | NURSE PRACTITIONER | 4896 | 1,108 | $860,523 | $777 | premium | 19.9% | (507) 284-2511 |
| 6 | CLEVELAND CLINIC | CLEVELAND | OH | PHYSICIAN ASSISTANT | 6828 | 1,090 | $305,440 | $280 | premium | 57.9% | — |
| 7 | UNIVERSITY OF VERMONT MEDICAL CENTER INC | BURLINGTON | VT | PHYSICIAN ASSISTANT | 1194 | 1,080 | $272,910 | $253 | premium | 89.9% | (802) 847-0000 |
| 8 | CHI HEALTH CLINIC PHYSICIAN ENTERPRISE-ANESTHESIA LLC | OMAHA | NE | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 218 | 1,074 | $843,944 | $786 | premium | 79.1% | (402) 717-4866 |
| 9 | HENNEPIN HEALTHCARE SYSTEM INC | MINNEAPOLIS | MN | PHYSICIAN ASSISTANT | 895 | 1,031 | $554,444 | $538 | premium | 18.5% | (612) 873-6963 |
| 10 | CENTRAL ANESTHESIA SERVICE EXCHANGE MEDICAL GROUP INC | SACRAMENTO | CA | ANESTHESIOLOGY | 109 | 956 | $663,360 | $694 | premium | 18.5% | (916) 481-6800 |
| 11 | MIDWEST ANESTHESIA PARTNERS LLC | CHICAGO | IL | ANESTHESIOLOGY | 118 | 946 | $974,160 | $1,030 | premium | 29.4% | (773) 250-0000 |
| 12 | REGENTS OF THE UNIVERSITY OF MICHIGAN | ANN ARBOR | MI | INTERNAL MEDICINE | 3330 | 835 | $577,480 | $692 | premium | 29.9% | (734) 763-5459 |
| 13 | EAST BAY ANESTHESIOLOGY MEDICAL GROUP INC | BERKELEY | CA | ANESTHESIOLOGY | 41 | 831 | $536,740 | $646 | premium | 16.1% | (510) 204-4000 |
| 14 | STANFORD HEALTH CARE | STANFORD | CA | DIAGNOSTIC RADIOLOGY | 3039 | 646 | $473,402 | $733 | premium | 12.5% | (650) 723-4000 |
| 15 | ST. LUKE'S HOSPITAL OF DULUTH | DULUTH | MN | PHYSICIAN ASSISTANT | 418 | 622 | $218,021 | $351 | premium | 11.2% | (218) 249-7000 |
| 16 | ANESTHESIA MEDICAL GROUP, P.C. | NASHVILLE | TN | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 429 | 622 | $669,992 | $1,077 | premium | 33.5% | (615) 327-4304 |
| 17 | NORTHWESTERN MEDICAL FACULTY FOUNDATION | CHICAGO | IL | NURSE PRACTITIONER | 4339 | 612 | $599,805 | $980 | premium | 19.0% | — |
| 18 | MEMORIAL MEDICAL CENTER | SPRINGFIELD | IL | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 126 | 596 | $331,390 | $556 | premium | 18.5% | (217) 788-3755 |
| 19 | UNIVERSITY OF TEXAS SOUTHWESTERN MEDICAL CENTER AT DALLAS | DALLAS | TX | PHYSICIAN ASSISTANT | 3200 | 579 | $435,630 | $752 | premium | 27.5% | (214) 633-5555 |
| 20 | DARTMOUTH-HITCHCOCK CLINIC | LEBANON | NH | PHYSICIAN ASSISTANT | 1441 | 560 | $895,352 | $1,599 | premium | 37.8% | (603) 650-5000 |
| 21 | DUKE HEALTH INTEGRATED PRACTICE INC | DURHAM | NC | PHYSICIAN ASSISTANT | 3051 | 538 | $383,376 | $713 | premium | 42.4% | (919) 684-8111 |
| 22 | WASHINGTON UNIVERSITY | SAINT LOUIS | MO | NURSE PRACTITIONER | 3070 | 531 | $290,263 | $547 | premium | 27.9% | (314) 747-3000 |
| 23 | NORTH FULTON ANESTHESIA ASSOCIATES, PC | SANDY SPRINGS | GA | ANESTHESIOLOGY | 13 | 510 | $479,600 | $940 | premium | 32.9% | (770) 663-8011 |
| 24 | EMORY SPECIALTY ASSOCIATES, LLC | ATLANTA | GA | ANESTHESIOLOGY ASSISTANT | 654 | 509 | $387,387 | $761 | premium | 32.8% | (404) 778-3900 |
| 25 | UNIVERSITY OF UTAH ADULT SERVICES | SALT LAKE CITY | UT | PHYSICIAN ASSISTANT | 1783 | 491 | $432,984 | $882 | premium | 77.1% | (801) 581-2121 |
| 26 | CONCORD HOSPITAL INC | CONCORD | NH | PHYSICIAN ASSISTANT | 552 | 447 | $211,294 | $473 | premium | 30.2% | — |
| 27 | REGENTS OF THE UNIVERSITY OF CALIFORNIA | SAN DIEGO | CA | DIAGNOSTIC RADIOLOGY | 2057 | 438 | $195,356 | $446 | premium | 8.5% | (800) 926-8273 |
| 28 | REGENTS OF THE UNIVERSITY OF CALIFORNIA | SANTA MONICA | CA | ANESTHESIOLOGY | 232 | 433 | $507,675 | $1,172 | premium | 8.4% | (310) 794-1841 |
| 29 | US ANESTHESIA PARTNERS OF COLORADO INC | DENVER | CO | ANESTHESIOLOGY | 496 | 425 | $561,660 | $1,322 | premium | 38.8% | (303) 438-3999 |
| 30 | JOHNS HOPKINS UNIVERSITY | BALTIMORE | MD | NURSE PRACTITIONER | 2900 | 422 | $365,310 | $866 | premium | 38.7% | (410) 502-4340 |
| 31 | VANDERBILT UNIVERSITY MEDICAL CENTER | NASHVILLE | TN | NURSE PRACTITIONER | 3394 | 412 | $336,435 | $817 | premium | 22.2% | (615) 322-5000 |
| 32 | UNIVERSITY ANESTHESIA PROVIDERS LLC | MINNEAPOLIS | MN | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 347 | 406 | $326,795 | $805 | premium | 7.3% | (612) 273-4097 |
| 33 | SURGICAL ANESTHESIA ASSOCIATES PLLC | WASHINGTON | DC | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 97 | 399 | $346,450 | $868 | premium | 76.3% | (202) 537-4000 |
| 34 | CENTRACARE CLINIC | SAINT CLOUD | MN | PHYSICIAN ASSISTANT | 747 | 396 | $183,809 | $464 | premium | 7.1% | (320) 252-5131 |
| 35 | UT PHYSICIANS | HOUSTON | TX | NURSE PRACTITIONER | 1758 | 390 | $267,480 | $686 | premium | 18.5% | (713) 566-5000 |
| 36 | AVERA MCKENNAN | SIOUX FALLS | SD | NURSE PRACTITIONER | 964 | 377 | $717,620 | $1,904 | premium | 35.5% | (605) 322-5180 |
| 37 | UNM MEDICAL GROUP INC | ALBUQUERQUE | NM | FAMILY PRACTICE | 1089 | 367 | $210,970 | $575 | premium | 59.4% | (505) 272-2111 |
| 38 | ANESTHESIOLOGY GROUP ASSOCIATES PC | EVANSVILLE | IN | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 48 | 365 | $165,245 | $453 | premium | 32.5% | (812) 473-0181 |
| 39 | YALE UNIVERSITY | NEW HAVEN | CT | PHYSICIAN ASSISTANT | 2649 | 364 | $393,569 | $1,081 | premium | 60.3% | (203) 688-4242 |
| 40 | PHYSICIANS ANESTHESIA SERVICE PLLC | SEATTLE | WA | ANESTHESIOLOGY | 191 | 364 | $314,874 | $865 | premium | 83.5% | (206) 625-0578 |
| 41 | 1656 ANESTHESIA LLC | NAPLES | FL | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 11 | 354 | $100,425 | $284 | premium | 12.3% | (239) 449-4945 |
| 42 | ANESTHESIOLOGY ASSOCIATES INC | SIOUX FALLS | SD | ANESTHESIOLOGY | 27 | 354 | $125,790 | $355 | premium | 33.3% | (602) 338-7098 |
| 43 | ANESTHESIOLOGISTS ASSOCIATED PC | BIRMINGHAM | AL | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 401 | 332 | $113,135 | $341 | premium | 70.0% | (205) 848-2925 |
| 44 | UNIVERSITY OF PITTSBURGH PHYSICIANS | PITTSBURGH | PA | DIAGNOSTIC RADIOLOGY | 4291 | 329 | $188,875 | $574 | premium | 19.2% | — |
| 45 | SANFORD MEDICAL CENTER FARGO | FARGO | ND | NURSE PRACTITIONER | 1198 | 316 | $182,084 | $576 | premium | 74.7% | (701) 234-2000 |
| 46 | NORTH AMERICAN PARTNERS IN ANESTHESIA OF NEW JERSEY LLC | PATERSON | NJ | ANESTHESIOLOGY | 127 | 314 | $826,806 | $2,633 | premium | 12.4% | (973) 754-2000 |
| 47 | METROPOLITAN ANESTHESIA NETWORK LLP | COON RAPIDS | MN | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 527 | 311 | $236,298 | $760 | premium | 5.6% | (763) 236-6786 |
| 48 | CHS ANESTHESIA SERVICES GROUP INC | CHARLOTTE | NC | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 749 | 309 | $239,725 | $776 | premium | 24.3% | (704) 355-2000 |
| 49 | UNITED HEALTH SERVICES HOSPITALS, INC. | JOHNSON CITY | NY | PHYSICIAN ASSISTANT | 462 | 308 | $169,910 | $552 | premium | 4.4% | (607) 763-6101 |
| 50 | 360 ANESTHESIA PLLC | WILKES BARRE | PA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 113 | 305 | $180,247 | $591 | premium | 17.8% | (570) 829-8111 |
| 51 | EMERGENCHEALTH PLLC | SAN ANTONIO | OK | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 984 | 301 | $415,750 | $1,381 | premium | 58.2% | (210) 921-2000 |
| 52 | HACKENSACK MERIDIAN HEALTH MEDICAL GROUP - SPECIALTY CARE PC | NEPTUNE | NJ | NURSE PRACTITIONER | 1878 | 295 | $302,878 | $1,027 | premium | 11.6% | (732) 362-3663 |
| 53 | SOUTH COUNTY ANESTHESIA ASSOCIATES LTD | SAINT LOUIS | MO | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 79 | 286 | $165,046 | $577 | premium | 15.1% | (314) 525-1000 |
| 54 | SPECTRUM HEALTH PRIMARY CARE PARTNERS | GRAND RAPIDS | MI | PHYSICIAN ASSISTANT | 2255 | 272 | $219,630 | $807 | premium | 9.7% | (616) 885-5000 |
| 55 | INDEPENDENT ANESTHESIA SERVICES PA | ORLANDO | FL | ANESTHESIOLOGY | 2 | 259 | $269,000 | $1,039 | premium | 9.0% | (407) 846-5989 |
| 56 | PRISMA HEALTH UNIVERSITY MEDICAL GROUP | GREENVILLE | SC | NURSE PRACTITIONER | 2447 | 254 | $249,374 | $982 | premium | 28.4% | — |
| 57 | UNIVERSITY MEDICAL ASSOCIATES OF THE MEDICAL UNIVERSITY OF SOUTH CAROL | CHARLESTON | SC | PHYSICIAN ASSISTANT | 1692 | 253 | $241,478 | $954 | premium | 28.3% | (843) 792-1414 |
| 58 | SOCIETY HILL ANESTHESIA CONSULTANTS PC | PHILADELPHIA | PA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 209 | 248 | $187,818 | $757 | premium | 14.5% | (215) 829-5664 |
| 59 | ALLEN ANESTHESIA ASSOCIATES | MCKINNEY | TX | ANESTHESIOLOGY | 91 | 248 | $270,700 | $1,092 | premium | 11.8% | (469) 541-1600 |
| 60 | UNIVERSITY OF CINCINNATI PHYSICIANS COMPANY LLC | CINCINNATI | OH | NURSE PRACTITIONER | 1504 | 248 | $158,191 | $638 | premium | 13.2% | (513) 584-1000 |
| 61 | SPECTRUM HEALTHCARE PARTNERS PA | PORTLAND | ME | DIAGNOSTIC RADIOLOGY | 281 | 247 | $164,808 | $667 | premium | 37.0% | (207) 828-2160 |
| 62 | SMH PHYSICIAN SERVICES INC | SARASOTA | FL | PHYSICIAN ASSISTANT | 766 | 242 | $188,720 | $780 | premium | 8.4% | — |
| 63 | G AND G ANESTHESIA LLC | MARION | MO | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 77 | 234 | $188,904 | $807 | premium | 12.3% | (618) 998-7000 |
| 64 | DEAN HEALTH SYSTEMS INC | MADISON | WI | PHYSICIAN ASSISTANT | 1200 | 228 | $265,442 | $1,164 | premium | 40.1% | (608) 260-2900 |
| 65 | UNIVERSITY ANESTHESIOLOGISTS SC | CHICAGO | IL | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 160 | 224 | $197,160 | $880 | premium | 7.0% | (312) 521-5500 |
| 66 | UNIVERSITY OF UTAH ADULT SERVICES | SALT LAKE CITY | NM | PHYSICIAN ASSISTANT | 1783 | 213 | $187,337 | $880 | premium | 34.5% | (801) 581-2121 |
| 67 | CONNECTICUT ANESTHESIA PARTNERS LLC | STAMFORD | NY | ANESTHESIOLOGY | 2 | 207 | $202,257 | $977 | premium | 2.9% | (888) 589-8550 |
| 68 | IAS ARIZONA PLLC | TUCSON | AZ | ANESTHESIOLOGY | 132 | 203 | $176,605 | $870 | premium | 26.9% | (469) 340-1366 |
| 69 | ANESTHESIOLOGY CONSULTANTS OF MARIN | GREENBRAE | CA | ANESTHESIOLOGY | 32 | 194 | $119,460 | $616 | premium | 3.8% | (415) 925-7000 |
| 70 | NORTHERN COLORADO ANESTHESIA PROFESSIONALS PLLC | LOVELAND | CO | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 145 | 190 | $140,805 | $741 | premium | 17.4% | — |
| 71 | TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK | NEW YORK | NY | NURSE PRACTITIONER | 2273 | 187 | $390,270 | $2,087 | premium | 2.7% | (212) 305-8559 |
| 72 | HARVARD MEDICAL FACULTY PHYS AT BETH ISRAEL DEACONESS MED CTR INC | BOSTON | MA | INTERNAL MEDICINE | 1689 | 183 | $130,585 | $714 | premium | 2.6% | (781) 983-9088 |
| 73 | DUPAGE VALLEY ANESTHESIOLOGISTS LTD | NAPERVILLE | IL | ANESTHESIOLOGY | 63 | 182 | $201,190 | $1,105 | premium | 5.7% | (630) 527-3000 |
| 74 | MCV ASSOCIATED PHYSICIANS | RICHMOND | VA | NURSE PRACTITIONER | 1791 | 178 | $181,555 | $1,020 | premium | 20.1% | (804) 828-9000 |
| 75 | SOUTHWEST OHIO ANESTHESIA CONSULTANTS LLC | CINCINNATI | OH | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 375 | 168 | $291,417 | $1,735 | premium | 8.9% | (513) 624-4500 |
| 76 | ANESTHESIA SPECIALISTS OF BETHLEHEM PC | BETHLEHEM | PA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 283 | 166 | $110,848 | $668 | premium | 9.7% | (610) 954-5810 |
| 77 | NEW YORK UNIVERSITY | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 5704 | 166 | $173,898 | $1,048 | premium | 2.4% | (212) 263-9700 |
| 78 | MIDWEST ANESTHESIA PROVIDERS SC | SAINT LOUIS | MO | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 186 | 164 | $84,217 | $514 | premium | 8.6% | (314) 653-5000 |
| 79 | ST MARY MERCY HOSPITAL CRNA | LIVONIA | MI | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 51 | 163 | $140,430 | $862 | premium | 5.8% | (734) 655-2909 |
| 80 | INTEGRATED ANESTHESIA ASSOCIATES LLC | HARTFORD | CT | ANESTHESIOLOGY | 406 | 160 | $131,322 | $821 | premium | 26.5% | (860) 972-2117 |
| 81 | SWEET DREAMS ANESTHESIA INC | NASHVILLE | TN | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 93 | 160 | $84,000 | $525 | premium | 8.6% | (615) 352-3000 |
| 82 | BETH ISRAEL LAHEY HEALTH SPECIALTY CARE, INC. | BURLINGTON | MA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 257 | 158 | $47,245 | $299 | premium | 2.2% | (781) 744-8400 |
| 83 | BOULDER VALLEY ANESTHESIOLOGY, PLLC | BOULDER | CO | ANESTHESIOLOGY | 61 | 156 | $178,800 | $1,146 | premium | 14.2% | (303) 415-7000 |
| 84 | NEW JERSEY HEALTHCARE SPECIALISTS PC | HACKENSACK | NJ | ANESTHESIOLOGY | 582 | 156 | $199,095 | $1,276 | premium | 6.1% | (201) 488-0066 |
| 85 | MIDWEST ANESTHESIA ASSOCIATES, PA | SHAWNEE MISSION | KS | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 102 | 149 | $50,644 | $340 | premium | 51.2% | (913) 632-2230 |
| 86 | STATE UNIVERSITY OF IOWA | IOWA CITY | IA | PHYSICIAN ASSISTANT | 1902 | 145 | $78,916 | $544 | premium | 17.0% | (319) 678-8201 |
| 87 | NORTH CALVERT ANESTHESIOLOGY SERVICES LLC | BALTIMORE | MD | ANESTHESIOLOGY | 63 | 144 | $101,634 | $706 | premium | 13.2% | (410) 332-9000 |
| 88 | PARKSIDE MEDICAL ANESTHESIA ASSOCIATES | BUFFALO | NY | ANESTHESIOLOGY | 32 | 143 | $27,820 | $195 | premium | 2.0% | (716) 836-7510 |
| 89 | FPA HOSPITAL BASED | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 427 | 137 | $136,010 | $993 | premium | 1.9% | (212) 252-6004 |
| 90 | FLORIDA CLINICAL PRACTICE ASSOCIATION INC | GAINESVILLE | FL | NURSE PRACTITIONER | 1912 | 136 | $120,032 | $883 | premium | 4.7% | (352) 265-8990 |
| 91 | ALLIED ANESTHESIA MEDICAL GROUP INC | ORANGE | CA | ANESTHESIOLOGY | 183 | 134 | $112,420 | $839 | premium | 2.6% | (714) 744-8700 |
| 92 | ENDEAVOR HEALTH MEDICAL GROUP | EVANSTON | IL | NURSE PRACTITIONER | 3380 | 127 | $97,358 | $767 | premium | 3.9% | — |
| 93 | MIDWEST ANESTHESIOLOGISTS LTD | HAZEL CREST | IL | ANESTHESIOLOGY | 27 | 124 | $152,110 | $1,227 | premium | 3.9% | (708) 799-8000 |
| 94 | AMERICAN ANESTHESIOLOGY OF VIRGINIA PC | LEESBURG | VA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 511 | 122 | $129,268 | $1,060 | premium | 13.8% | (703) 724-9950 |
| 95 | YALE UNIVERSITY | NEW HAVEN | NY | PHYSICIAN ASSISTANT | 2649 | 120 | $129,019 | $1,075 | premium | 1.7% | (203) 688-4242 |
| 96 | UNIVERSITY ANESTHESIOLOGY ASSOCIATES LLC | PORTLAND | OR | ANESTHESIOLOGY | 241 | 113 | $33,537 | $297 | premium | 76.9% | (503) 494-7641 |
| 97 | U OF R ANESTHESIOLOGY GROUP | ROCHESTER | NY | ANESTHESIOLOGY | 314 | 113 | $78,221 | $692 | premium | 1.6% | — |
| 98 | WELLSTAR MEDICAL GROUP LLC | MARIETTA | GA | NURSE PRACTITIONER | 3060 | 110 | $40,465 | $368 | premium | 7.1% | (770) 422-2004 |
| 99 | ANESTHESIA COMPANY LLC | PRINCE FREDERICK | MD | ANESTHESIOLOGY | 381 | 108 | $74,906 | $694 | premium | 9.9% | (410) 535-4000 |
| 100 | MASSACHUSETTS GENERAL PHYSICIANS ORGANIZATION INC | BOSTON | PA | DIAGNOSTIC RADIOLOGY | 3532 | 108 | $82,460 | $764 | premium | 6.3% | (617) 724-0287 |
Showing the top 100 of 184 groups — the full ranking is part of the market analytics platform — built, not launched yet. Notify me at launch →
*Share of the state's disclosed Medicare-FFS services for the primary code, counted once per clinician. "St" is the state the volume was billed from: a group appears in each state where its clinicians bill Medicare, with that state's volume and share ("City" is the group's registered location). Group figures sum clinicians affiliated with exactly one group; clinicians in several groups are listed in each group's drill-down but not volume-attributed to any single group, so shares reflect attributable volume. See Methods.
Comparing against an all-payer estimate?
These are exact counts from Medicare fee-for-service claims — roughly a third to half of most procedure markets, depending on payer mix. Modeled all-payer databases project the remainder statistically; we publish the audited floor and label it as such. Same market, different denominator. How the numbers reconcile →