72197 — Mri scan of pelvis before and after contrast
135,198 observed fee-for-service (49%) · ~138,900 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; 2 states 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 | 72197 svcs | Submitted charges | Avg charge | Medicare $ locked column | Share* | Phone |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | NEW YORK UNIVERSITY | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 5704 | 5,102 | $10,373,557 | $2,033 | premium | 13.6% | (212) 263-9700 |
| 2 | PHYSICIANS REFERRAL SERVICE | HOUSTON | TX | NURSE PRACTITIONER | 2696 | 3,363 | $3,425,309 | $1,019 | premium | 13.6% | (713) 592-5433 |
| 3 | MASSACHUSETTS GENERAL PHYSICIANS ORGANIZATION INC | BOSTON | MA | DIAGNOSTIC RADIOLOGY | 3532 | 2,668 | $4,713,935 | $1,767 | premium | 17.4% | (617) 724-0287 |
| 4 | RADIOLOGY REGIONAL CENTER P A | FORT MYERS | FL | DIAGNOSTIC RADIOLOGY | 52 | 2,355 | $5,657,315 | $2,402 | premium | 8.6% | (239) 936-2316 |
| 5 | MAYO CLINIC | ROCHESTER | MN | NURSE PRACTITIONER | 4896 | 2,343 | $9,363,499 | $3,996 | premium | 30.7% | (507) 284-2511 |
| 6 | MAYO CLINIC JACKSONVILLE | JACKSONVILLE | FL | NURSE PRACTITIONER | 1587 | 2,189 | $11,325,082 | $5,174 | premium | 8.0% | (904) 953-2000 |
| 7 | BRIGHAM AND WOMENS PHYSICIANS ORGANIZATION INC | BOSTON | MA | PHYSICIAN ASSISTANT | 2942 | 2,140 | $1,165,291 | $545 | premium | 13.9% | (617) 732-5500 |
| 8 | NORTHWESTERN MEDICAL FACULTY FOUNDATION | CHICAGO | IL | NURSE PRACTITIONER | 4339 | 2,018 | $2,002,768 | $992 | premium | 14.6% | — |
| 9 | ZWANGER AND PESIRI RADIOLOGY GROUP LLP | LINDENHURST | NY | DIAGNOSTIC RADIOLOGY | 91 | 1,869 | $4,496,364 | $2,406 | premium | 5.0% | (631) 225-7200 |
| 10 | STANFORD HEALTH CARE | STANFORD | CA | DIAGNOSTIC RADIOLOGY | 3039 | 1,864 | $1,831,193 | $982 | premium | 4.6% | (650) 723-4000 |
| 11 | ADVANCED RADIOLOGY P A | BALTIMORE | MD | DIAGNOSTIC RADIOLOGY | 161 | 1,817 | $3,061,656 | $1,685 | premium | 19.3% | (888) 972-9700 |
| 12 | NORTH SHORE HEMATOLOGY ONCOLOGY ASSOCIATES PC | SMITHTOWN | NY | NURSE PRACTITIONER | 462 | 1,626 | $2,352,056 | $1,447 | premium | 4.3% | (631) 751-3000 |
| 13 | MAYO CLINIC ARIZONA | PHOENIX | AZ | PHYSICIAN ASSISTANT | 1635 | 1,596 | $3,755,201 | $2,353 | premium | 17.0% | (800) 603-0558 |
| 14 | NORTHSIDE RADIOLOGY ASSOCIATES LLC | ATLANTA | GA | DIAGNOSTIC RADIOLOGY | 370 | 1,594 | $2,909,050 | $1,825 | premium | 18.0% | (404) 851-6577 |
| 15 | HOUSTON RADIOLOGY ASSOCIATED | HOUSTON | TX | DIAGNOSTIC RADIOLOGY | 103 | 1,327 | $885,309 | $667 | premium | 5.4% | (281) 206-9020 |
| 16 | REGENTS OF THE UNIVERSITY OF CALIFORNIA | SAN DIEGO | CA | DIAGNOSTIC RADIOLOGY | 2057 | 1,247 | $1,735,573 | $1,392 | premium | 3.1% | (800) 926-8273 |
| 17 | CITY OF HOPE MEDICAL FOUNDATION | DUARTE | CA | NURSE PRACTITIONER | 942 | 1,175 | $340,687 | $290 | premium | 2.9% | (626) 256-4673 |
| 18 | OSU RADIOLOGY LLC | COLUMBUS | OH | DIAGNOSTIC RADIOLOGY | 174 | 1,098 | $468,027 | $426 | premium | 11.2% | (614) 293-8315 |
| 19 | SUTTER VALLEY MEDICAL FOUNDATION | SACRAMENTO | CA | DIAGNOSTIC RADIOLOGY | 2420 | 1,094 | $3,355,120 | $3,067 | premium | 2.7% | (916) 681-8852 |
| 20 | BANNER-UNIVERSITY MEDICAL GROUP | TUCSON | AZ | INTERNAL MEDICINE | 1068 | 978 | $273,840 | $280 | premium | 10.4% | (520) 694-0111 |
| 21 | UC REGENTS | ORANGE | CA | DIAGNOSTIC RADIOLOGY | 99 | 911 | $1,533,343 | $1,683 | premium | 2.2% | (714) 456-7004 |
| 22 | RADIOLOGY ASSOCIATES OF NORTH TEXAS PA | FORT WORTH | TX | DIAGNOSTIC RADIOLOGY | 340 | 891 | $394,710 | $443 | premium | 3.6% | (817) 321-0470 |
| 23 | SDMI, LLC | LAS VEGAS | NV | DIAGNOSTIC RADIOLOGY | 36 | 885 | $1,260,175 | $1,424 | premium | 35.5% | (702) 732-6000 |
| 24 | YALE UNIVERSITY | NEW HAVEN | CT | PHYSICIAN ASSISTANT | 2649 | 878 | $654,110 | $745 | premium | 23.4% | (203) 688-4242 |
| 25 | SCRIPPS HEALTH | LA JOLLA | CA | PHYSICIAN ASSISTANT | 1431 | 875 | $1,588,851 | $1,816 | premium | 2.2% | (858) 455-9100 |
| 26 | MECKLENBURG RADIOLOGY ASSOCIATES PA | CHARLOTTE | NC | DIAGNOSTIC RADIOLOGY | 94 | 837 | $492,769 | $589 | premium | 7.5% | (704) 332-1291 |
| 27 | HARVARD MEDICAL FACULTY PHYS AT BETH ISRAEL DEACONESS MED CTR INC | BOSTON | MA | INTERNAL MEDICINE | 1689 | 827 | $358,091 | $433 | premium | 5.4% | (781) 983-9088 |
| 28 | PROGRESSIVE PHYSICIAN ASSOC INC | PHILLIPSBURG | PA | DIAGNOSTIC RADIOLOGY | 160 | 814 | $347,123 | $426 | premium | 5.1% | (908) 859-6700 |
| 29 | MEDICAL SCANNING CONSULTANTS PA | ST LOUIS PARK | MN | DIAGNOSTIC RADIOLOGY | 81 | 804 | $1,611,668 | $2,005 | premium | 10.5% | (952) 541-1840 |
| 30 | REGENTS OF THE UNIVERSITY OF MICHIGAN | ANN ARBOR | MI | INTERNAL MEDICINE | 3330 | 803 | $614,074 | $765 | premium | 11.2% | (734) 763-5459 |
| 31 | ENDEAVOR HEALTH MEDICAL GROUP | EVANSTON | IL | NURSE PRACTITIONER | 3380 | 798 | $295,260 | $370 | premium | 5.8% | — |
| 32 | INNOVATIVE RADIOLOGY PA | HOUSTON | TX | DIAGNOSTIC RADIOLOGY | 31 | 791 | $1,624,170 | $2,053 | premium | 3.2% | (713) 797-1919 |
| 33 | ARKANSAS HEALTH GROUP | LITTLE ROCK | AR | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 666 | 759 | $300,608 | $396 | premium | 20.7% | (501) 202-2093 |
| 34 | COMMUNITY RADIOLOGY ASSOCIATES INC | FREDERICK | MD | DIAGNOSTIC RADIOLOGY | 62 | 753 | $1,207,408 | $1,603 | premium | 8.0% | (888) 601-0943 |
| 35 | UNIVERSITY OF TEXAS SOUTHWESTERN MEDICAL CENTER AT DALLAS | DALLAS | TX | PHYSICIAN ASSISTANT | 3200 | 750 | $439,464 | $586 | premium | 3.0% | (214) 633-5555 |
| 36 | ADVANCED RADIOLOGY SERVICES PC | GRAND RAPIDS | MI | DIAGNOSTIC RADIOLOGY | 249 | 733 | $379,840 | $518 | premium | 10.3% | (616) 363-7272 |
| 37 | UNIVERSITY OF MIAMI | MIAMI | FL | NURSE PRACTITIONER | 2331 | 733 | $342,774 | $468 | premium | 2.7% | (305) 689-5437 |
| 38 | H LEE MOFFITT CANCER CTR AND RES INST LIFE TIME CANCER SCRN CTR INC | TAMPA | FL | PHYSICIAN ASSISTANT | 1103 | 731 | $288,354 | $394 | premium | 2.7% | (813) 745-4673 |
| 39 | UNIVERSITY HOSPITALS MEDICAL GROUP INC | CLEVELAND | OH | NURSE PRACTITIONER | 2232 | 721 | $240,814 | $334 | premium | 7.3% | — |
| 40 | CENTRAL ARKANSAS RADIATION THERAPY INSTITUTE INC | LITTLE ROCK | AR | HEMATOLOGY/ONCOLOGY | 90 | 715 | $1,294,865 | $1,811 | premium | 19.5% | — |
| 41 | PRISMA HEALTH UNIVERSITY MEDICAL GROUP | GREENVILLE | SC | NURSE PRACTITIONER | 2447 | 713 | $241,102 | $338 | premium | 13.7% | — |
| 42 | MEDICAL CENTER RADIOLOGISTS INC | NORFOLK | VA | DIAGNOSTIC RADIOLOGY | 123 | 708 | $237,888 | $336 | premium | 6.9% | (757) 466-6870 |
| 43 | THE ASSOCIATION OF UNIVERSITY PHYSICIANS | SEATTLE | WA | PHYSICIAN ASSISTANT | 3612 | 700 | $225,110 | $322 | premium | 12.1% | (206) 364-0500 |
| 44 | SUTTER BAY MEDICAL FOUNDATION | PALO ALTO | CA | INTERNAL MEDICINE | 3716 | 662 | $2,303,258 | $3,479 | premium | 1.6% | (415) 600-1020 |
| 45 | VIRGINIA UROLOGY CENTER | RICHMOND | VA | UROLOGY | 90 | 662 | $1,655,000 | $2,500 | premium | 6.4% | (804) 330-9105 |
| 46 | CLEVELAND CLINIC FLORIDA | WESTON | FL | NURSE PRACTITIONER | 720 | 626 | $840,895 | $1,343 | premium | 2.3% | (954) 659-5000 |
| 47 | KANSAS UNIVERSITY PHYSICIANS INC | KANSAS CITY | KS | NURSE PRACTITIONER | 1815 | 616 | $354,414 | $575 | premium | 27.8% | (913) 588-1227 |
| 48 | RHODE ISLAND MEDICAL IMAGING INC | EAST PROVIDENCE | RI | DIAGNOSTIC RADIOLOGY | 109 | 597 | $1,240,125 | $2,077 | premium | 48.9% | (401) 626-3900 |
| 49 | MCV ASSOCIATED PHYSICIANS | RICHMOND | VA | NURSE PRACTITIONER | 1791 | 593 | $277,524 | $468 | premium | 5.7% | (804) 828-9000 |
| 50 | BEAUMONT MEDICAL GROUP HOSPITAL BASED SERVICES | TROY | MI | DIAGNOSTIC RADIOLOGY | 583 | 592 | $481,728 | $814 | premium | 8.3% | (248) 964-1187 |
| 51 | DELAWARE RADIOLOGY ASSOCIATES PA | NEWARK | DE | DIAGNOSTIC RADIOLOGY | 56 | 563 | $822,852 | $1,462 | premium | 25.2% | (302) 737-5990 |
| 52 | PARTNERS IMAGING CENTER OF SARASOTA LLC | SARASOTA | FL | DIAGNOSTIC RADIOLOGY | 13 | 563 | $580,433 | $1,031 | premium | 2.1% | (941) 951-2100 |
| 53 | PALM DESERT RADIOLOGY MEDICAL GROUP INC | RANCHO MIRAGE | CA | DIAGNOSTIC RADIOLOGY | 125 | 537 | $584,793 | $1,089 | premium | 1.3% | (760) 773-1251 |
| 54 | DIGNITY HEALTH MEDICAL FOUNDATION | FOLSOM | CA | DIAGNOSTIC RADIOLOGY | 1197 | 522 | $1,194,071 | $2,287 | premium | 1.3% | (916) 983-7476 |
| 55 | OU HEALTH PARTNERS INC | OKLAHOMA CITY | OK | PHYSICIAN ASSISTANT | 1160 | 517 | $226,106 | $437 | premium | 20.6% | (405) 271-4311 |
| 56 | ASSOCIATION OF UNIVERSITY RADIOLOGISTS, PC | KNOXVILLE | TN | DIAGNOSTIC RADIOLOGY | 35 | 506 | $199,364 | $394 | premium | 8.7% | (865) 305-9661 |
| 57 | ANCILLARY SERVICES OF PRACTICE ASSOCIATES PA | MORRISTOWN | NJ | DIAGNOSTIC RADIOLOGY | 97 | 504 | $182,952 | $363 | premium | 5.3% | (973) 971-6866 |
| 58 | ADVANCED UROLOGY INSTITUTE LLC | INVERNESS | FL | UROLOGY | 147 | 493 | $242,486 | $492 | premium | 1.8% | (352) 726-9707 |
| 59 | STONY BROOK RADIOLOGY, UNIVERSITY FACULTY PRACTICE CORPORATION | STONY BROOK | NY | DIAGNOSTIC RADIOLOGY | 59 | 487 | $1,020,470 | $2,095 | premium | 1.3% | (631) 638-2121 |
| 60 | WOODLANDS MEDICAL SPECIALISTS P A | PENSACOLA | FL | PHYSICIAN ASSISTANT | 51 | 485 | $1,677,130 | $3,458 | premium | 1.8% | (850) 696-4000 |
| 61 | DIAGNOSTIC IMAGING ALLIANCE OF LOUISVILLE PSC | LOUISVILLE | KY | DIAGNOSTIC RADIOLOGY | 28 | 481 | $136,123 | $283 | premium | 20.6% | (502) 896-2120 |
| 62 | IHS RADIOLOGY MEDICAL GROUP INC | SAN DIEGO | CA | DIAGNOSTIC RADIOLOGY | 68 | 477 | $1,631,340 | $3,420 | premium | 1.2% | (619) 295-9729 |
| 63 | TEMPLE FACULTY PRACTICE PLAN INC | PHILADELPHIA | PA | PHYSICIAN ASSISTANT | 1330 | 472 | $188,800 | $400 | premium | 2.9% | — |
| 64 | REGENTS OF THE UNIV OF CA | SACRAMENTO | CA | DIAGNOSTIC RADIOLOGY | 1608 | 470 | $299,860 | $638 | premium | 1.2% | (877) 827-7463 |
| 65 | SPECTRUM HEALTHCARE PARTNERS PA | PORTLAND | ME | DIAGNOSTIC RADIOLOGY | 281 | 463 | $156,906 | $339 | premium | 45.3% | (207) 828-2160 |
| 66 | RADIOLOGY IMAGING ASSOCIATES | PORT ST LUCIE | FL | DIAGNOSTIC RADIOLOGY | 11 | 451 | $761,288 | $1,688 | premium | 1.6% | (772) 905-3589 |
| 67 | CHARLOTTE RADIOLOGY PA | CHARLOTTE | NC | DIAGNOSTIC RADIOLOGY | 218 | 436 | $233,686 | $536 | premium | 3.9% | (704) 362-1945 |
| 68 | UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL | CHAPEL HILL | NC | NURSE PRACTITIONER | 2120 | 432 | $240,419 | $557 | premium | 3.9% | (984) 215-5556 |
| 69 | RIVERSIDE RADIOLOGY AND INTERVENTIONAL ASSOCIATES INC | COLUMBUS | OH | DIAGNOSTIC RADIOLOGY | 243 | 429 | $155,412 | $362 | premium | 4.4% | (614) 566-5600 |
| 70 | THE EMORY CLINIC INC | ATLANTA | GA | NURSE PRACTITIONER | 3484 | 423 | $190,401 | $450 | premium | 4.8% | (404) 778-7525 |
| 71 | UMASS MEMORIAL MEDICAL GROUP INC | WORCESTER | MA | PHYSICIAN ASSISTANT | 2483 | 419 | $174,610 | $417 | premium | 2.7% | (508) 334-1000 |
| 72 | RADIOLOGY PHYSICIANS INC | DAYTON | OH | DIAGNOSTIC RADIOLOGY | 61 | 418 | $128,326 | $307 | premium | 4.3% | (937) 208-8000 |
| 73 | ALABAMA COASTAL RADIOLOGY PC | MOBILE | AL | DIAGNOSTIC RADIOLOGY | 22 | 417 | $107,586 | $258 | premium | 11.8% | (251) 460-0326 |
| 74 | EVANSVILLE RADIOLOGY PC | EVANSVILLE | IN | DIAGNOSTIC RADIOLOGY | 29 | 405 | $181,440 | $448 | premium | 11.2% | (812) 422-3254 |
| 75 | RADIOLOGY LTD LLC | TUCSON | AZ | DIAGNOSTIC RADIOLOGY | 102 | 402 | $1,190,122 | $2,961 | premium | 4.3% | (520) 290-4842 |
| 76 | WEST COUNTY RADIOLOGICAL GROUP INC | SAINT LOUIS | MO | DIAGNOSTIC RADIOLOGY | 104 | 400 | $140,808 | $352 | premium | 5.3% | (314) 941-5600 |
| 77 | RADIOLOGISTS OF UNIV OF ROCHESTER | ROCHESTER | NY | DIAGNOSTIC RADIOLOGY | 134 | 394 | $175,330 | $445 | premium | 1.1% | — |
| 78 | RADIOLOGY ASSOCIATES OF VENICE AND ENGLEWOOD PA | VENICE | FL | DIAGNOSTIC RADIOLOGY | 8 | 387 | $363,189 | $938 | premium | 1.4% | (941) 486-3483 |
| 79 | TOLEDO RADIOLOGICAL ASSOCIATES INC | COLDWATER | OH | DIAGNOSTIC RADIOLOGY | 51 | 386 | $126,996 | $329 | premium | 3.9% | (517) 279-5400 |
| 80 | UNIVERSITY PROFESSIONAL SERVICES | PORTLAND | OR | PHYSICIAN ASSISTANT | 1717 | 385 | $112,279 | $292 | premium | 12.1% | (503) 494-8311 |
| 81 | UNIVERSITY OF CHICAGO | CHICAGO | IL | NURSE PRACTITIONER | 1662 | 384 | $338,910 | $883 | premium | 2.8% | (888) 824-0200 |
| 82 | SCOTT AND WHITE CLINIC | TEMPLE | TX | PHYSICIAN ASSISTANT | 2435 | 381 | $187,452 | $492 | premium | 1.5% | (254) 724-2663 |
| 83 | IHC HEALTH SERVICES INC | MURRAY | UT | PHYSICIAN ASSISTANT | 3944 | 379 | $298,350 | $787 | premium | 26.2% | (801) 261-8346 |
| 84 | RADIOLOGIC CENTER INC | OMAHA | NE | DIAGNOSTIC RADIOLOGY | 20 | 379 | $212,240 | $560 | premium | 15.7% | (402) 390-0606 |
| 85 | LENOX HILL RADIOLOGY AND MEDICAL IMAGING ASSOCIATES PC | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 244 | 377 | $408,512 | $1,084 | premium | 1.0% | (212) 772-3111 |
| 86 | EAST RIVER MEDICAL IMAGING PC | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 10 | 368 | $920,000 | $2,500 | premium | 1.0% | (212) 288-7615 |
| 87 | BLUE RIDGE RADIOLOGY PC | LYNCHBURG | TN | DIAGNOSTIC RADIOLOGY | 76 | 364 | $94,580 | $260 | premium | 6.3% | (423) 968-1144 |
| 88 | SMI IMAGING LLC | PHOENIX | AZ | DIAGNOSTIC RADIOLOGY | 364 | 364 | $759,038 | $2,085 | premium | 3.9% | (480) 753-6161 |
| 89 | STATE UNIVERSITY OF IOWA | IOWA CITY | IA | PHYSICIAN ASSISTANT | 1902 | 361 | $233,663 | $647 | premium | 12.9% | (319) 678-8201 |
| 90 | OPTUM MEDICAL CARE PC | MOUNT KISCO | NY | INTERNAL MEDICINE | 1040 | 352 | $721,361 | $2,049 | premium | 0.9% | (914) 241-1050 |
| 91 | SANFORD MEDICAL CENTER FARGO | FARGO | ND | NURSE PRACTITIONER | 1198 | 342 | $108,173 | $316 | premium | 45.3% | (701) 234-2000 |
| 92 | COMMUNITY HOSPITAL OF THE MONTEREY PENINSULA | MONTEREY | CA | EMERGENCY MEDICINE | 141 | 341 | $201,248 | $590 | premium | 0.8% | (831) 624-5311 |
| 93 | DIAGNOSTIC IMAGING ASSOCIATES LTD | CHESTERFIELD | IA | DIAGNOSTIC RADIOLOGY | 20 | 340 | $131,240 | $386 | premium | 12.2% | (314) 434-1500 |
| 94 | RADIOLOGY ASSOCIATES LLC | BATON ROUGE | LA | DIAGNOSTIC RADIOLOGY | 79 | 339 | $143,736 | $424 | premium | 9.7% | (225) 757-0552 |
| 95 | MEDICAL IMAGING OF LEHIGH VALLEY PC | ALLENTOWN | NY | DIAGNOSTIC RADIOLOGY | 119 | 335 | $122,275 | $365 | premium | 0.9% | (610) 770-1606 |
| 96 | TOWER HEALTH MEDICAL GROUP | WEST READING | PA | INTERNAL MEDICINE | 590 | 329 | $143,238 | $435 | premium | 2.1% | (484) 628-5455 |
| 97 | TRIAD RADIOLOGY ASSOCIATES PLLC | WINSTON SALEM | NC | DIAGNOSTIC RADIOLOGY | 78 | 327 | $110,199 | $337 | premium | 2.9% | (336) 718-7800 |
| 98 | SPARTANBURG MEDICAL CENTER | SPARTANBURG | SC | NURSE PRACTITIONER | 1070 | 325 | $110,742 | $341 | premium | 6.2% | (864) 587-3000 |
| 99 | RUSH UNIVERSITY MEDICAL GROUP | CHICAGO | IL | PHYSICIAN ASSISTANT | 1496 | 321 | $125,304 | $390 | premium | 2.3% | (312) 563-2875 |
| 100 | SPRINGFIELD CLINIC, LLP | SPRINGFIELD | IL | NURSE PRACTITIONER | 686 | 321 | $1,260,792 | $3,928 | premium | 2.3% | (217) 544-6464 |
Showing the top 100 of 569 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 →