59,203 observed fee-for-service (50%) · ~59,541 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. 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 payer split, and this market total scaled to all of Medicare, labeled as an estimate.
Or just look at it: nuclear heart imaging (78452) in Arizona is open as a live example — the full paid view, real data.
View the live example →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 activate to sort | City activate to sort | St activate to sort | Specialty activate to sort | Providers activate to sort | 77049 svcs sorted descending — activate to reverse | Submitted charges activate to sort | Avg charge activate to sort | Medicare $ locked column | Share* activate to sort | Phone |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | NEW YORK UNIVERSITY | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 5704 | 1,869 | $2,593,124 | $1,387 | premium | 17.2% | (212) 263-9700 |
| 2 | SUTTER VALLEY MEDICAL FOUNDATION | SACRAMENTO | CA | DIAGNOSTIC RADIOLOGY | 2420 | 826 | $2,176,521 | $2,635 | premium | 4.8% | (916) 681-8852 |
| 3 | STANFORD HEALTH CARE | STANFORD | CA | DIAGNOSTIC RADIOLOGY | 3039 | 791 | $881,965 | $1,115 | premium | 4.6% | (650) 723-4000 |
| 4 | MAYO CLINIC JACKSONVILLE | JACKSONVILLE | FL | NURSE PRACTITIONER | 1587 | 778 | $4,221,786 | $5,426 | premium | 7.0% | (904) 953-2000 |
| 5 | H LEE MOFFITT CANCER CTR AND RES INST LIFE TIME CANCER SCRN CTR INC | TAMPA | FL | PHYSICIAN ASSISTANT | 1103 | 692 | $282,096 | $408 | premium | 6.2% | (813) 745-4673 |
| 6 | RADIOLOGY REGIONAL CENTER P A | FORT MYERS | FL | DIAGNOSTIC RADIOLOGY | 52 | 613 | $618,100 | $1,008 | premium | 5.5% | (239) 936-2316 |
| 7 | UNIVERSITY OF PENN - MEDICAL GROUP | PHILADELPHIA | PA | PHYSICIAN ASSISTANT | 3505 | 607 | $235,220 | $388 | premium | 9.3% | (215) 662-2777 |
| 8 | WASHINGTON UNIVERSITY | SAINT LOUIS | MO | NURSE PRACTITIONER | 3070 | 605 | $526,350 | $870 | premium | 25.5% | (314) 747-3000 |
| 9 | SCRIPPS HEALTH | LA JOLLA | CA | PHYSICIAN ASSISTANT | 1431 | 581 | $694,669 | $1,196 | premium | 3.3% | (858) 455-9100 |
| 10 | NORTH SHORE HEMATOLOGY ONCOLOGY ASSOCIATES PC | SMITHTOWN | NY | NURSE PRACTITIONER | 462 | 568 | $852,000 | $1,500 | premium | 5.2% | (631) 751-3000 |
| 11 | SUTTER BAY MEDICAL FOUNDATION | PALO ALTO | CA | INTERNAL MEDICINE | 3716 | 536 | $1,566,222 | $2,922 | premium | 3.1% | (415) 600-1020 |
| 12 | PRISMA HEALTH UNIVERSITY MEDICAL GROUP | GREENVILLE | SC | NURSE PRACTITIONER | 2447 | 532 | $160,558 | $302 | premium | 26.9% | — |
| 13 | MORI BEAN AND BROOKS INC | ORANGE PARK | FL | DIAGNOSTIC RADIOLOGY | 947 | 523 | $453,348 | $867 | premium | 4.7% | (904) 399-5550 |
| 14 | MAYO CLINIC | ROCHESTER | MN | NURSE PRACTITIONER | 4896 | 499 | $1,726,540 | $3,460 | premium | 28.2% | (507) 284-2511 |
| 15 | RADIOLOGY LTD LLC | TUCSON | AZ | DIAGNOSTIC RADIOLOGY | 102 | 494 | $1,593,878 | $3,226 | premium | 16.4% | (520) 290-4842 |
| 16 | SOUTHWEST DIAGNOSTIC IMAGING LLC | SCOTTSDALE | AZ | DIAGNOSTIC RADIOLOGY | 124 | 483 | $795,984 | $1,648 | premium | 16.1% | (480) 425-5000 |
| 17 | RADIOLOGY ASSOCIATES OF RICHMOND INC | RICHMOND | VA | DIAGNOSTIC RADIOLOGY | 70 | 474 | $295,039 | $622 | premium | 10.8% | (804) 272-8806 |
| 18 | MEDICAL ASSOCIATES OF NORTHWEST ARKANSAS, PA | FAYETTEVILLE | AR | FAMILY PRACTICE | 106 | 465 | $533,631 | $1,148 | premium | 42.4% | (479) 521-0200 |
| 19 | RADIOLOGY ASSOCIATES OF NORTH TEXAS PA | FORT WORTH | TX | DIAGNOSTIC RADIOLOGY | 340 | 444 | $200,246 | $451 | premium | 7.8% | (817) 321-0470 |
| 20 | UCLA RADIOLOGY MEDICAL GROUP | LOS ANGELES | CA | DIAGNOSTIC RADIOLOGY | 191 | 437 | $1,782,288 | $4,078 | premium | 2.5% | (310) 301-6800 |
| 21 | TOLEDO RADIOLOGICAL ASSOCIATES INC | COLDWATER | OH | DIAGNOSTIC RADIOLOGY | 51 | 405 | $135,675 | $335 | premium | 15.2% | (517) 279-5400 |
| 22 | PHYSICIANS REFERRAL SERVICE | HOUSTON | TX | NURSE PRACTITIONER | 2696 | 404 | $470,994 | $1,166 | premium | 7.1% | (713) 592-5433 |
| 23 | DIGNITY HEALTH MEDICAL FOUNDATION | FOLSOM | CA | DIAGNOSTIC RADIOLOGY | 1197 | 392 | $602,745 | $1,538 | premium | 2.3% | (916) 983-7476 |
| 24 | ADVANCED RADIOLOGY P A | BALTIMORE | MD | DIAGNOSTIC RADIOLOGY | 161 | 382 | $573,000 | $1,500 | premium | 15.2% | (888) 972-9700 |
| 25 | MASSACHUSETTS GENERAL PHYSICIANS ORGANIZATION INC | BOSTON | MA | DIAGNOSTIC RADIOLOGY | 3532 | 368 | $351,945 | $956 | premium | 7.6% | (617) 724-0287 |
| 26 | CITY OF HOPE MEDICAL FOUNDATION | DUARTE | CA | NURSE PRACTITIONER | 942 | 367 | $161,311 | $440 | premium | 2.1% | (626) 256-4673 |
| 27 | MONTCLAIR BREAST CENTER PC | MONTCLAIR | NJ | DIAGNOSTIC RADIOLOGY | 13 | 345 | $140,421 | $407 | premium | 7.7% | (973) 509-1818 |
| 28 | OPTUM MEDICAL CARE PC | MOUNT KISCO | NY | INTERNAL MEDICINE | 1040 | 342 | $585,354 | $1,712 | premium | 3.1% | (914) 241-1050 |
| 29 | COMMUNITY RADIOLOGY ASSOCIATES INC | FREDERICK | DC | DIAGNOSTIC RADIOLOGY | 62 | 337 | $450,009 | $1,335 | premium | 25.9% | (888) 601-0943 |
| 30 | MORAN ROWEN AND DORSEY INC | ORANGE | CA | DIAGNOSTIC RADIOLOGY | 35 | 325 | $148,604 | $457 | premium | 1.9% | (714) 628-3305 |
| 31 | NORTHSIDE RADIOLOGY ASSOCIATES LLC | ATLANTA | GA | DIAGNOSTIC RADIOLOGY | 370 | 314 | $303,324 | $966 | premium | 14.2% | (404) 851-6577 |
| 32 | UNIVERSITY OF MIAMI | MIAMI | FL | NURSE PRACTITIONER | 2331 | 310 | $221,490 | $714 | premium | 2.8% | (305) 689-5437 |
| 33 | LAKE MEDICAL IMAGING AND BREAST CENTER AT THE VILLAGES LLC | LEESBURG | FL | DIAGNOSTIC RADIOLOGY | 22 | 309 | $324,759 | $1,051 | premium | 2.8% | (352) 787-5858 |
| 34 | OU HEALTH PARTNERS INC | OKLAHOMA CITY | OK | PHYSICIAN ASSISTANT | 1160 | 302 | $86,665 | $287 | premium | 17.8% | (405) 271-4311 |
| 35 | CLEVELAND CLINIC FLORIDA | WESTON | FL | NURSE PRACTITIONER | 720 | 290 | $391,964 | $1,352 | premium | 2.6% | (954) 659-5000 |
| 36 | CHARLOTTE RADIOLOGY PA | CHARLOTTE | NC | DIAGNOSTIC RADIOLOGY | 218 | 289 | $699,525 | $2,421 | premium | 11.6% | (704) 362-1945 |
| 37 | BREAST IMAGING PHYSICIANS PC | WELLESLEY | MA | DIAGNOSTIC RADIOLOGY | 3 | 283 | $163,800 | $579 | premium | 5.8% | (617) 553-5300 |
| 38 | BRIGHAM AND WOMENS PHYSICIANS ORGANIZATION INC | BOSTON | MA | PHYSICIAN ASSISTANT | 2942 | 283 | $164,140 | $580 | premium | 5.8% | (617) 732-5500 |
| 39 | METHODIST RADIOLOGY ASSOCIATES, PLLC | HOUSTON | TX | DIAGNOSTIC RADIOLOGY | 15 | 282 | $184,425 | $654 | premium | 4.9% | (281) 737-1900 |
| 40 | TEXAS RADIOLOGY ASSOCIATES LLP | PLANO | TX | DIAGNOSTIC RADIOLOGY | 153 | 279 | $1,242,387 | $4,453 | premium | 4.9% | (469) 814-2000 |
| 41 | RADIOLOGY CONSULTANTS OF TULSA, INC. | TULSA | OK | DIAGNOSTIC RADIOLOGY | 34 | 279 | $92,837 | $333 | premium | 16.4% | (918) 743-8838 |
| 42 | ANCILLARY SERVICES OF PRACTICE ASSOCIATES PA | MORRISTOWN | NJ | DIAGNOSTIC RADIOLOGY | 97 | 277 | $105,814 | $382 | premium | 6.1% | (973) 971-6866 |
| 43 | WELLSPAN MEDICAL GROUP | YORK | PA | PHYSICIAN ASSISTANT | 2312 | 272 | $79,988 | $294 | premium | 4.2% | — |
| 44 | HACKENSACK MERIDIAN HEALTH MEDICAL GROUP - SPECIALTY CARE PC | NEPTUNE | NJ | NURSE PRACTITIONER | 1878 | 259 | $161,890 | $625 | premium | 5.7% | (732) 362-3663 |
| 45 | ZWANGER AND PESIRI RADIOLOGY GROUP LLP | LINDENHURST | NY | DIAGNOSTIC RADIOLOGY | 91 | 257 | $621,868 | $2,420 | premium | 2.4% | (631) 225-7200 |
| 46 | BEAUMONT MEDICAL GROUP HOSPITAL BASED SERVICES | TROY | MI | DIAGNOSTIC RADIOLOGY | 583 | 254 | $212,344 | $836 | premium | 13.2% | (248) 964-1187 |
| 47 | BREAST CARE SPECIALISTS MEDICAL GROUP INC | LAGUNA HILLS | CA | DIAGNOSTIC RADIOLOGY | 5 | 246 | $61,500 | $250 | premium | 1.4% | (949) 452-7200 |
| 48 | MAYO CLINIC ARIZONA | PHOENIX | AZ | PHYSICIAN ASSISTANT | 1635 | 246 | $270,600 | $1,100 | premium | 8.2% | (800) 603-0558 |
| 49 | RUSH UNIVERSITY MEDICAL GROUP | CHICAGO | IL | PHYSICIAN ASSISTANT | 1496 | 243 | $90,403 | $372 | premium | 6.1% | (312) 563-2875 |
| 50 | SCOTT AND WHITE CLINIC | TEMPLE | TX | PHYSICIAN ASSISTANT | 2435 | 242 | $86,152 | $356 | premium | 4.2% | (254) 724-2663 |
| 51 | UC REGENTS | ORANGE | CA | DIAGNOSTIC RADIOLOGY | 99 | 239 | $811,417 | $3,395 | premium | 1.4% | (714) 456-7004 |
| 52 | IMAGING ASSOCIATES OF INDIANA, PC | CROWN POINT | IN | DIAGNOSTIC RADIOLOGY | 263 | 239 | $230,874 | $966 | premium | 10.7% | (219) 757-6320 |
| 53 | UNIVERSITY OF ALABAMA HEALTH SERVICES FOUNDATION, PC | BIRMINGHAM | AL | NURSE PRACTITIONER | 2788 | 238 | $127,184 | $534 | premium | 19.9% | (205) 934-3460 |
| 54 | SOUTHERN DELAWARE IMAGING ASSOC | LEWES | PA | DIAGNOSTIC RADIOLOGY | 40 | 236 | $70,800 | $300 | premium | 3.6% | (302) 645-3636 |
| 55 | ADVANCED RADIOLOGY SERVICES PC | GRAND RAPIDS | MI | DIAGNOSTIC RADIOLOGY | 249 | 234 | $83,772 | $358 | premium | 12.2% | (616) 363-7272 |
| 56 | QUANTUM IMAGING AND THERAPEUTIC ASSOCIATES INC | HARRISBURG | PA | DIAGNOSTIC RADIOLOGY | 90 | 234 | $98,512 | $421 | premium | 3.6% | (717) 932-5200 |
| 57 | WINDSONG RADIOLOGY GROUP P C | WILLIAMSVILLE | NY | DIAGNOSTIC RADIOLOGY | 23 | 233 | $472,376 | $2,027 | premium | 2.1% | (716) 631-2500 |
| 58 | RHODE ISLAND MEDICAL IMAGING INC | EAST PROVIDENCE | RI | DIAGNOSTIC RADIOLOGY | 109 | 231 | $147,968 | $641 | premium | 43.8% | (401) 626-3900 |
| 59 | WOMEN CENTER FOR RADIOLOGY | ORLANDO | FL | DIAGNOSTIC RADIOLOGY | 5 | 228 | $570,000 | $2,500 | premium | 2.1% | (407) 841-0822 |
| 60 | MEDICAL CENTER RADIOLOGISTS INC | NORFOLK | VA | DIAGNOSTIC RADIOLOGY | 123 | 228 | $79,800 | $350 | premium | 5.2% | (757) 466-6870 |
| 61 | ADVANCED RADIOLOGY P A | BALTIMORE | PA | DIAGNOSTIC RADIOLOGY | 161 | 228 | $339,858 | $1,491 | premium | 3.5% | (888) 972-9700 |
| 62 | COMMONWEALTH RADIOLOGY PC | RICHMOND | VA | DIAGNOSTIC RADIOLOGY | 49 | 227 | $66,965 | $295 | premium | 5.2% | (804) 288-8327 |
| 63 | RADIOLOGY SUBSPECIALISTS OF NORTHERN ILLINOIS LLC | GENEVA | IL | DIAGNOSTIC RADIOLOGY | 32 | 227 | $125,056 | $551 | premium | 5.7% | (630) 208-4412 |
| 64 | KAMILIA F KOZLOWSKI | KNOXVILLE | TN | DIAGNOSTIC RADIOLOGY | 11 | 226 | $226,000 | $1,000 | premium | 11.4% | (865) 584-0291 |
| 65 | WASHINGTON RADIOLOGY ASSOC PLLC | WASHINGTON | DC | DIAGNOSTIC RADIOLOGY | 38 | 220 | $557,960 | $2,536 | premium | 16.9% | (202) 223-9722 |
| 66 | PHYSICIANS OF CAPE COD HOSPITAL | HYANNIS | MA | NURSE PRACTITIONER | 318 | 212 | $72,963 | $344 | premium | 4.4% | (774) 552-6000 |
| 67 | THE ASSOCIATION OF UNIVERSITY PHYSICIANS | SEATTLE | WA | PHYSICIAN ASSISTANT | 3612 | 210 | $70,890 | $338 | premium | 6.5% | (206) 364-0500 |
| 68 | PRIMA MEDICAL FOUNDATION | GREENBRAE | CA | DIAGNOSTIC RADIOLOGY | 29 | 208 | $67,600 | $325 | premium | 1.2% | (415) 925-7301 |
| 69 | ENGLEWOOD RADIOLOGIC GROUP P A | ENGLEWOOD | NJ | DIAGNOSTIC RADIOLOGY | 125 | 207 | $71,622 | $346 | premium | 4.6% | (201) 894-3480 |
| 70 | ENDEAVOR HEALTH MEDICAL GROUP | EVANSTON | IL | NURSE PRACTITIONER | 3380 | 205 | $81,074 | $395 | premium | 5.2% | — |
| 71 | UNIVERSITY OF TEXAS SOUTHWESTERN MEDICAL CENTER AT DALLAS | DALLAS | TX | PHYSICIAN ASSISTANT | 3200 | 205 | $246,410 | $1,202 | premium | 3.6% | (214) 633-5555 |
| 72 | STATE UNIVERSITY OF IOWA | IOWA CITY | IA | PHYSICIAN ASSISTANT | 1902 | 195 | $89,796 | $460 | premium | 9.6% | (319) 678-8201 |
| 73 | BAPTIST HEALTH MEDICAL GROUP INC | LOUISVILLE | KY | NURSE PRACTITIONER | 2448 | 194 | $69,840 | $360 | premium | 18.9% | (502) 928-1050 |
| 74 | RADIA CALIFORNIA RADIOLOGY MEDICAL GROUP INC | SEATTLE | WA | DIAGNOSTIC RADIOLOGY | 130 | 193 | $62,725 | $325 | premium | 6.0% | (425) 563-1500 |
| 75 | REGENTS OF THE UNIVERSITY OF CALIFORNIA | SAN DIEGO | CA | DIAGNOSTIC RADIOLOGY | 2057 | 187 | $111,639 | $597 | premium | 1.1% | (800) 926-8273 |
| 76 | UNIVERSITY OF PITTSBURGH PHYSICIANS | PITTSBURGH | PA | DIAGNOSTIC RADIOLOGY | 4291 | 186 | $84,783 | $456 | premium | 2.8% | — |
| 77 | ELIZABETH WENDE BREAST CARE LLC | ROCHESTER | NY | DIAGNOSTIC RADIOLOGY | 7 | 186 | $268,493 | $1,444 | premium | 1.7% | (585) 442-2190 |
| 78 | SMI IMAGING LLC | PHOENIX | AZ | DIAGNOSTIC RADIOLOGY | 364 | 186 | $362,566 | $1,949 | premium | 6.2% | (480) 753-6161 |
| 79 | COMMUNITY RADIOLOGY ASSOCIATES INC | FREDERICK | MD | DIAGNOSTIC RADIOLOGY | 62 | 185 | $278,229 | $1,504 | premium | 7.3% | (888) 601-0943 |
| 80 | PROFESSIONAL RADIOLOGY INC | CINCINNATI | OH | DIAGNOSTIC RADIOLOGY | 44 | 184 | $63,480 | $345 | premium | 6.9% | (513) 624-4500 |
| 81 | BREAST CARE SPECIALISTS | ATLANTA | IL | GENERAL SURGERY | 12 | 183 | $399,436 | $2,183 | premium | 4.6% | 4042558086208 |
| 82 | RADIOLOGY CONSULTANTS PC | OKLAHOMA CITY | OK | DIAGNOSTIC RADIOLOGY | 23 | 180 | $81,000 | $450 | premium | 10.6% | (405) 384-5250 |
| 83 | CENTRAL ARKANSAS RADIATION THERAPY INSTITUTE INC | LITTLE ROCK | AR | HEMATOLOGY/ONCOLOGY | 90 | 179 | $245,697 | $1,373 | premium | 16.3% | — |
| 84 | NORTHWESTERN MEDICAL FACULTY FOUNDATION | CHICAGO | IL | NURSE PRACTITIONER | 4339 | 179 | $116,958 | $653 | premium | 4.5% | — |
| 85 | RWJBH OBSERVATION ASSOCIATES LLC | SOMERVILLE | NJ | PHYSICIAN ASSISTANT | 937 | 178 | $133,456 | $750 | premium | 4.0% | (908) 685-2200 |
| 86 | MASS GENERAL BRIGHAM COMMUNITY PHYSICIANS INC | MEDFORD | MA | DIAGNOSTIC RADIOLOGY | 424 | 177 | $99,492 | $562 | premium | 3.6% | (781) 395-4909 |
| 87 | SANFORD MEDICAL CENTER FARGO | FARGO | ND | NURSE PRACTITIONER | 1198 | 174 | $57,108 | $328 | premium | 38.1% | (701) 234-2000 |
| 88 | KANSAS UNIVERSITY PHYSICIANS INC | KANSAS CITY | KS | NURSE PRACTITIONER | 1815 | 173 | $46,686 | $270 | premium | 26.0% | (913) 588-1227 |
| 89 | COOPER UNIVERSITY RADIOLOGY PC | CAMDEN | NJ | DIAGNOSTIC RADIOLOGY | 68 | 171 | $63,862 | $373 | premium | 3.8% | — |
| 90 | KETTERING NETWORK RADIOLOGISTS INC | DAYTON | OH | DIAGNOSTIC RADIOLOGY | 74 | 169 | $71,993 | $426 | premium | 6.3% | (937) 558-3800 |
| 91 | RADIOLOGY GROUP PC SC | DAVENPORT | IA | DIAGNOSTIC RADIOLOGY | 18 | 167 | $101,870 | $610 | premium | 8.2% | (563) 344-5490 |
| 92 | RADIOLOGY CONSULTANTS OF IOWA PLC | CEDAR RAPIDS | IA | DIAGNOSTIC RADIOLOGY | 72 | 167 | $90,255 | $540 | premium | 8.2% | (319) 364-0121 |
| 93 | MSKCC RADIOLOGY GROUP | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 199 | 166 | $130,618 | $787 | premium | 1.5% | (646) 888-5300 |
| 94 | COMMUNITY HOSPITAL OF THE MONTEREY PENINSULA | MONTEREY | CA | EMERGENCY MEDICINE | 141 | 164 | $93,652 | $571 | premium | 0.9% | (831) 624-5311 |
| 95 | EVANSVILLE RADIOLOGY PC | EVANSVILLE | IN | DIAGNOSTIC RADIOLOGY | 29 | 164 | $76,588 | $467 | premium | 7.3% | (812) 422-3254 |
| 96 | REGIONAL MEDICAL IMAGING PC | FLINT | IL | DIAGNOSTIC RADIOLOGY | 22 | 162 | $167,286 | $1,033 | premium | 4.1% | (810) 732-8870 |
| 97 | RADIOLOGY ASSOCIATES OF SOUTH CAROLINA LLC | GREENVILLE | NC | DIAGNOSTIC RADIOLOGY | 107 | 162 | $78,572 | $485 | premium | 6.5% | (747) 293-9005 |
| 98 | EAST POST ROAD MEDICAL SERVICES PC | WHITE PLAINS | NY | PHYSICIAN ASSISTANT | 406 | 160 | $74,676 | $467 | premium | 1.5% | (914) 681-0600 |
| 99 | FPA HOSPITAL BASED | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 427 | 157 | $347,880 | $2,216 | premium | 1.4% | (212) 252-6004 |
| 100 | SPARTANBURG MEDICAL CENTER | SPARTANBURG | SC | NURSE PRACTITIONER | 1070 | 157 | $63,682 | $406 | premium | 7.9% | (864) 587-3000 |
Showing the top 100 of 508 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 →