4,004 observed fee-for-service (48%) · ~4,338 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 | 38724 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 | NORMAN CLAYMAN ENDOCRINE INSTITUTE, LLC | TAMPA | FL | GENERAL SURGERY | 11 | 425 | $1,234,336 | $2,904 | premium | 47.1% | (813) 940-3130 |
| 2 | EAR NOSE AND THROAT SPECIALTY CARE PLLC | DALLAS | TX | OTOLARYNGOLOGY | 8 | 119 | $235,405 | $1,978 | premium | 32.2% | (214) 826-3681 |
| 3 | MAYO CLINIC JACKSONVILLE | JACKSONVILLE | FL | NURSE PRACTITIONER | 1587 | 105 | $184,404 | $1,756 | premium | 11.6% | (904) 953-2000 |
| 4 | KANSAS UNIVERSITY PHYSICIANS INC | KANSAS CITY | KS | NURSE PRACTITIONER | 1815 | 94 | $351,135 | $3,735 | premium | 100.0% | (913) 588-1227 |
| 5 | MAYO CLINIC | ROCHESTER | MN | NURSE PRACTITIONER | 4896 | 91 | $146,185 | $1,606 | premium | 69.5% | (507) 284-2511 |
| 6 | UNIVERSITY PHYSICIANS INCORPORATED | AURORA | CO | PHYSICIAN ASSISTANT | 3122 | 81 | $598,255 | $7,386 | premium | 73.0% | (720) 777-1234 |
| 7 | WASHINGTON UNIVERSITY | SAINT LOUIS | MO | NURSE PRACTITIONER | 3070 | 80 | $531,700 | $6,646 | premium | 45.5% | (314) 747-3000 |
| 8 | PHYSICIANS REFERRAL SERVICE | HOUSTON | TX | NURSE PRACTITIONER | 2696 | 76 | $1,286,850 | $16,932 | premium | 20.6% | (713) 592-5433 |
| 9 | MAYO CLINIC ARIZONA | PHOENIX | AZ | PHYSICIAN ASSISTANT | 1635 | 76 | $429,331 | $5,649 | premium | 50.3% | (800) 603-0558 |
| 10 | SMH PHYSICIAN SERVICES INC | SARASOTA | FL | PHYSICIAN ASSISTANT | 766 | 68 | $150,527 | $2,214 | premium | 7.5% | — |
| 11 | UNIVERSITY OF ALABAMA HEALTH SERVICES FOUNDATION, PC | BIRMINGHAM | AL | NURSE PRACTITIONER | 2788 | 66 | $420,314 | $6,368 | premium | 72.5% | (205) 934-3460 |
| 12 | VANDERBILT UNIVERSITY MEDICAL CENTER | NASHVILLE | TN | NURSE PRACTITIONER | 3394 | 61 | $424,710 | $6,962 | premium | 63.5% | (615) 322-5000 |
| 13 | USC CARE MEDICAL GROUP INC | LOS ANGELES | CA | DIAGNOSTIC RADIOLOGY | 1374 | 61 | $388,570 | $6,370 | premium | 12.8% | (800) 872-2273 |
| 14 | MASSACHUSETTS EYE AND EAR ASSOCIATES, INC | BOSTON | MA | OPHTHALMOLOGY | 406 | 59 | $444,614 | $7,536 | premium | 41.0% | (617) 523-7900 |
| 15 | CITY OF HOPE MEDICAL FOUNDATION | DUARTE | CA | NURSE PRACTITIONER | 942 | 57 | $237,842 | $4,173 | premium | 11.9% | (626) 256-4673 |
| 16 | OSU OTOLARYNGOLOGY HEAD AND NECK SURGERY LLC | COLUMBUS | OH | OTOLARYNGOLOGY | 67 | 54 | $325,650 | $6,031 | premium | 28.4% | (614) 366-3687 |
| 17 | SAVANNAH MULTISPECIALTY ASSOCIATES LLC | SAVANNAH | SC | NURSE PRACTITIONER | 130 | 53 | $242,398 | $4,574 | premium | 50.0% | — |
| 18 | CENTRAL ARKANSAS RADIATION THERAPY INSTITUTE INC | LITTLE ROCK | AR | HEMATOLOGY/ONCOLOGY | 90 | 52 | $223,776 | $4,303 | premium | 58.4% | — |
| 19 | REGENTS OF THE UNIV OF CA | SACRAMENTO | CA | DIAGNOSTIC RADIOLOGY | 1608 | 52 | $340,197 | $6,542 | premium | 10.9% | (877) 827-7463 |
| 20 | UNIVERSITY OF PITTSBURGH PHYSICIANS | PITTSBURGH | PA | DIAGNOSTIC RADIOLOGY | 4291 | 51 | $278,184 | $5,455 | premium | 29.5% | — |
| 21 | FLORIDA HOSPITAL MEDICAL GROUP INC | MAITLAND | FL | PHYSICIAN ASSISTANT | 1634 | 48 | $199,672 | $4,160 | premium | 5.3% | (407) 200-2700 |
| 22 | SWEDISH HEALTH SERVICES | SEATTLE | WA | PHYSICIAN ASSISTANT | 1033 | 44 | $159,567 | $3,627 | premium | 30.8% | — |
| 23 | AURORA MEDICAL GROUP, INC. | MILWAUKEE | WI | DIAGNOSTIC RADIOLOGY | 3696 | 43 | $952,000 | $22,140 | premium | 55.8% | (414) 421-8400 |
| 24 | UVPC SPECIALISTS, INC. | TROY | OH | PHYSICIAN ASSISTANT | 83 | 42 | $159,250 | $3,792 | premium | 22.1% | — |
| 25 | UNIVERSITY OF VIRGINIA PHYSICIANS GROUP | CHARLOTTESVILLE | VA | NURSE PRACTITIONER | 1704 | 42 | $294,490 | $7,012 | premium | 63.6% | (434) 924-5959 |
| 26 | IU HEALTH MEDICAL GROUP, LLC | INDIANAPOLIS | IN | NURSE PRACTITIONER | 4250 | 41 | $179,396 | $4,376 | premium | 100.0% | (888) 484-3258 |
| 27 | UNIVERSITY HEAD AND NECK SURGEONS | ORANGE | CA | OTOLARYNGOLOGY | 27 | 40 | $268,206 | $6,705 | premium | 8.4% | (714) 456-5731 |
| 28 | OU HEALTH PARTNERS INC | OKLAHOMA CITY | OK | PHYSICIAN ASSISTANT | 1160 | 40 | $467,092 | $11,677 | premium | 72.7% | (405) 271-4311 |
| 29 | SUTTER BAY MEDICAL FOUNDATION | PALO ALTO | CA | INTERNAL MEDICINE | 3716 | 38 | $296,932 | $7,814 | premium | 7.9% | (415) 600-1020 |
| 30 | CEDARS-SINAI MEDICAL CARE FOUNDATION | LOS ANGELES | CA | PHYSICIAN ASSISTANT | 1699 | 38 | $224,102 | $5,897 | premium | 7.9% | (310) 423-0674 |
| 31 | THE ASSOCIATION OF UNIVERSITY PHYSICIANS | SEATTLE | WA | PHYSICIAN ASSISTANT | 3612 | 36 | $180,274 | $5,008 | premium | 25.2% | (206) 364-0500 |
| 32 | NORTON HOSPITALS, INC | LOUISVILLE | NC | NURSE PRACTITIONER | 136 | 35 | $101,398 | $2,897 | premium | 18.7% | (502) 629-2500 |
| 33 | SCRIPPS HEALTH INPATIENT PROVIDERS MEDICAL GROUP INC | SAN DIEGO | CA | INTERNAL MEDICINE | 205 | 35 | $126,020 | $3,601 | premium | 7.3% | (619) 294-8111 |
| 34 | UNIVERSITY OF MIAMI | MIAMI | FL | NURSE PRACTITIONER | 2331 | 35 | $236,952 | $6,770 | premium | 3.9% | (305) 689-5437 |
| 35 | THE CURATORS OF THE UNIVERSITY OF MISSOURI | COLUMBIA | MO | PHYSICIAN ASSISTANT | 1116 | 33 | $147,408 | $4,467 | premium | 18.8% | (573) 882-2667 |
| 36 | FLORIDA CLINICAL PRACTICE ASSOCIATION INC | GAINESVILLE | FL | NURSE PRACTITIONER | 1912 | 33 | $310,368 | $9,405 | premium | 3.7% | (352) 265-8990 |
| 37 | PROVIDENCE HEALTH AND SERVICES WASHINGTON | SPOKANE | WA | PHYSICIAN ASSISTANT | 771 | 33 | $118,237 | $3,583 | premium | 23.1% | — |
| 38 | STANFORD HEALTH CARE | STANFORD | CA | DIAGNOSTIC RADIOLOGY | 3039 | 32 | $378,936 | $11,842 | premium | 6.7% | (650) 723-4000 |
| 39 | THE EMORY CLINIC INC | ATLANTA | GA | NURSE PRACTITIONER | 3484 | 30 | $286,584 | $9,553 | premium | 42.9% | (404) 778-7525 |
| 40 | JEFFERSON UNIVERSITY PHYSICIANS | PHILADELPHIA | PA | DIAGNOSTIC RADIOLOGY | 1570 | 30 | $113,615 | $3,787 | premium | 17.3% | — |
| 41 | UNIVERSITY PROFESSIONAL SERVICES | PORTLAND | OR | PHYSICIAN ASSISTANT | 1717 | 30 | $158,546 | $5,285 | premium | 52.6% | (503) 494-8311 |
| 42 | WAKE FOREST UNIVERSITY HEALTH SCIENCES | WINSTON SALEM | NC | PHYSICIAN ASSISTANT | 2609 | 30 | $192,318 | $6,411 | premium | 16.0% | (336) 713-9800 |
| 43 | UNIVERSITY OF MARYLAND ORAL MAXILLOFACIAL SURGERY ASSOC PA | BALTIMORE | MD | MAXILLOFACIAL SURGERY | 6 | 30 | $151,710 | $5,057 | premium | 30.3% | (410) 706-6195 |
| 44 | UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL | CHAPEL HILL | NC | NURSE PRACTITIONER | 2120 | 30 | $158,033 | $5,268 | premium | 16.0% | (984) 215-5556 |
| 45 | LOYOLA UNIVERSITY MEDICAL CENTER | MAYWOOD | IL | NURSE PRACTITIONER | 933 | 29 | $267,696 | $9,231 | premium | 59.2% | (708) 216-8372 |
| 46 | ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI | NEW YORK | NY | PHYSICIAN ASSISTANT | 2818 | 29 | $498,910 | $17,204 | premium | 15.1% | (212) 241-4812 |
| 47 | H LEE MOFFITT CANCER CTR AND RES INST LIFE TIME CANCER SCRN CTR INC | TAMPA | FL | PHYSICIAN ASSISTANT | 1103 | 28 | $126,077 | $4,503 | premium | 3.1% | (813) 745-4673 |
| 48 | UNIVERSITY OF UTAH ADULT SERVICES | SALT LAKE CITY | OR | PHYSICIAN ASSISTANT | 1783 | 27 | $132,283 | $4,899 | premium | 47.4% | (801) 581-2121 |
| 49 | UNIVERSITY MEDICAL ASSOCIATES OF THE MEDICAL UNIVERSITY OF SOUTH CAROL | CHARLESTON | SC | PHYSICIAN ASSISTANT | 1692 | 25 | $405,015 | $16,201 | premium | 23.6% | (843) 792-1414 |
| 50 | TEXAS ONCOLOGY PA | DALLAS | TX | PHYSICIAN ASSISTANT | 995 | 25 | $132,350 | $5,294 | premium | 6.8% | — |
| 51 | WHITE PLAINS PHYSICIAN SERVICES PC | WHITE PLAINS | NY | PHYSICIAN ASSISTANT | 383 | 25 | $161,326 | $6,453 | premium | 13.0% | (914) 681-0600 |
| 52 | THE PRESBYTERIAN HOSPITAL | CHARLOTTE | NC | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 406 | 25 | $21,164 | $847 | premium | 13.4% | (704) 384-4000 |
| 53 | MCV ASSOCIATED PHYSICIANS | RICHMOND | VA | NURSE PRACTITIONER | 1791 | 24 | $175,500 | $7,312 | premium | 36.4% | (804) 828-9000 |
| 54 | STATE OF MISSISSIPPI - UNIVERSITY OF MISSISSIPPI MEDICAL CENTER | JACKSON | MS | NURSE PRACTITIONER | 951 | 24 | $148,176 | $6,174 | premium | 61.5% | (601) 815-4775 |
| 55 | UNIVERSITY OF PENN - MEDICAL GROUP | PHILADELPHIA | PA | PHYSICIAN ASSISTANT | 3505 | 23 | $119,808 | $5,209 | premium | 13.3% | (215) 662-2777 |
| 56 | UNIVERSITY OF TEXAS SOUTHWESTERN MEDICAL CENTER AT DALLAS | DALLAS | TX | PHYSICIAN ASSISTANT | 3200 | 23 | $267,886 | $11,647 | premium | 6.2% | (214) 633-5555 |
| 57 | STATE UNIVERSITY OF IOWA | IOWA CITY | IA | PHYSICIAN ASSISTANT | 1902 | 22 | $166,643 | $7,575 | premium | 100.0% | (319) 678-8201 |
| 58 | NEW YORK UNIVERSITY | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 5704 | 22 | $350,474 | $15,931 | premium | 11.5% | (212) 263-9700 |
| 59 | TEXAS HEALTH CARE PLLC | FORT WORTH | TX | NURSE PRACTITIONER | 364 | 21 | $75,624 | $3,601 | premium | 5.7% | (817) 920-0484 |
| 60 | CENTENNIAL SURGICAL CLINIC, LLC | NASHVILLE | TN | CARDIAC SURGERY | 15 | 21 | $88,728 | $4,225 | premium | 21.9% | (615) 342-1000 |
| 61 | UNIVERSITY OF WISCONSIN MEDICAL FOUNDATION INC | MADISON | WI | PHYSICIAN ASSISTANT | 2523 | 21 | $289,716 | $13,796 | premium | 27.3% | (608) 287-2050 |
| 62 | NORTHWESTERN MEDICAL FACULTY FOUNDATION | CHICAGO | IL | NURSE PRACTITIONER | 4339 | 20 | $146,982 | $7,349 | premium | 40.8% | — |
| 63 | SJHMC PHYSICIAN SERVICES | PHOENIX | AZ | NURSE PRACTITIONER | 690 | 20 | $81,440 | $4,072 | premium | 13.2% | (602) 406-6017 |
| 64 | JOHNS HOPKINS UNIVERSITY | BALTIMORE | CA | NURSE PRACTITIONER | 2900 | 19 | $224,634 | $11,823 | premium | 4.0% | (410) 502-4340 |
| 65 | BANNER-UNIVERSITY MEDICAL GROUP | TUCSON | FL | INTERNAL MEDICINE | 1068 | 19 | $19,226 | $1,012 | premium | 2.1% | (520) 694-0111 |
| 66 | PRECISION HEALTHCARE SPECIALISTS, LLC | FORT MYERS | FL | PHYSICIAN ASSISTANT | 100 | 19 | $57,785 | $3,041 | premium | 2.1% | (239) 291-6970 |
| 67 | VIRGINIA MASON MEDICAL CENTER | SEATTLE | WA | PHYSICIAN ASSISTANT | 879 | 18 | $84,823 | $4,712 | premium | 12.6% | (206) 223-6600 |
| 68 | BANNER-UNIVERSITY MEDICAL GROUP | TUCSON | AZ | INTERNAL MEDICINE | 1068 | 18 | $73,107 | $4,062 | premium | 11.9% | (520) 694-0111 |
| 69 | WEST COAST EAR, NOSE AND THROAT, INC | CLEARWATER | FL | OTOLARYNGOLOGY | 22 | 18 | $55,725 | $3,096 | premium | 2.0% | (727) 791-1368 |
| 70 | PRACTICE ASSOCIATES MEDICAL GROUP | MORRISTOWN | NJ | NURSE PRACTITIONER | 1404 | 17 | $100,719 | $5,925 | premium | 37.8% | (973) 971-5596 |
| 71 | VALLEY PHYSICIAN SERVICES PC | HOBOKEN | MN | NURSE PRACTITIONER | 606 | 17 | $76,474 | $4,498 | premium | 13.0% | (800) 825-5391 |
| 72 | CHRISTUS TRINITY CLINIC | TYLER | TX | NURSE PRACTITIONER | 1495 | 17 | $87,117 | $5,125 | premium | 4.6% | (903) 606-5560 |
| 73 | NOVANT HEALTH MEDICAL GROUP COASTAL REGION LLC | WILMINGTON | NC | PHYSICIAN ASSISTANT | 560 | 17 | $55,352 | $3,256 | premium | 9.1% | (910) 662-6000 |
| 74 | FACULTY PHYSICIANS AND SURGEONS OF LLUSM | LOMA LINDA | CA | DIAGNOSTIC RADIOLOGY | 1317 | 17 | $79,645 | $4,685 | premium | 3.6% | — |
| 75 | THE ASSOCIATION OF UNIVERSITY PHYSICIANS | SEATTLE | OH | PHYSICIAN ASSISTANT | 3612 | 17 | $110,220 | $6,484 | premium | 8.9% | (206) 364-0500 |
| 76 | PHYSICIANS REFERRAL SERVICE | HOUSTON | CA | NURSE PRACTITIONER | 2696 | 16 | $242,327 | $15,145 | premium | 3.3% | (713) 592-5433 |
| 77 | THE REGENTS OF THE UNIVERSITY OF CALIFORNIA | LOS ANGELES | CA | OTOLARYNGOLOGY | 34 | 16 | $160,968 | $10,060 | premium | 3.3% | (310) 794-1110 |
| 78 | UNIVERSITY OF PENN - MEDICAL GROUP | PHILADELPHIA | SC | PHYSICIAN ASSISTANT | 3505 | 16 | $82,944 | $5,184 | premium | 15.1% | (215) 662-2777 |
| 79 | ROCKY MOUNTAIN EAR NOSE AND THROAT CENTER PC | MISSOULA | MT | QUALIFIED AUDIOLOGIST | 20 | 16 | $79,917 | $4,995 | premium | 100.0% | (406) 541-3937 |
| 80 | VALLEY PHYSICIAN SERVICES PC | HOBOKEN | NJ | NURSE PRACTITIONER | 606 | 16 | $9,581 | $599 | premium | 35.6% | (800) 825-5391 |
| 81 | CAROLINA EAR NOSE AND THROAT-SINUS AND ALLERGY CENTER PA | HICKORY | NC | OTOLARYNGOLOGY | 19 | 15 | $72,904 | $4,860 | premium | 8.0% | 8283222183266 |
| 82 | SUTTER VALLEY MEDICAL FOUNDATION | SACRAMENTO | CA | DIAGNOSTIC RADIOLOGY | 2420 | 15 | $119,408 | $7,960 | premium | 3.1% | (916) 681-8852 |
| 83 | INDIAN RIVER HEALTH SERVICES INC | VERO BEACH | OH | NURSE PRACTITIONER | 324 | 15 | $269,363 | $17,958 | premium | 7.9% | (772) 567-6340 |
| 84 | SCOTT AND WHITE CLINIC | TEMPLE | TX | PHYSICIAN ASSISTANT | 2435 | 15 | $72,879 | $4,859 | premium | 4.1% | (254) 724-2663 |
| 85 | TEXAS EAR, NOSE AND THROAT SPECIALISTS, PLLC | HOUSTON | TX | OTOLARYNGOLOGY | 122 | 15 | $46,737 | $3,116 | premium | 4.1% | (281) 492-7827 |
| 86 | MEDICAL FACULTY ASSOCIATES, INC | WASHINGTON | DC | PHYSICIAN ASSISTANT | 685 | 15 | $82,206 | $5,480 | premium | 57.7% | (202) 715-4000 |
| 87 | UCSF MEDICAL GROUP BUSINESS SERVICES | SAN FRANCISCO | CA | DIAGNOSTIC RADIOLOGY | 1548 | 15 | $117,210 | $7,814 | premium | 3.1% | (415) 476-1000 |
| 88 | THE QUEENS MEDICAL CENTER | HONOLULU | HI | NURSE PRACTITIONER | 190 | 15 | $77,847 | $5,190 | premium | 100.0% | — |
| 89 | ST. JOHN PHYSICIANS, INC. | TULSA | OK | NURSE PRACTITIONER | 263 | 15 | $47,760 | $3,184 | premium | 27.3% | — |
| 90 | UNIVERSITY OF ALABAMA HEALTH SERVICES FOUNDATION, PC | BIRMINGHAM | MS | NURSE PRACTITIONER | 2788 | 15 | $98,784 | $6,586 | premium | 38.5% | (205) 934-3460 |
| 91 | NORTHSIDE SURGICAL PROFESSIONAL SERVICES LLC | ATLANTA | GA | PHYSICIAN ASSISTANT | 368 | 14 | $64,061 | $4,576 | premium | 20.0% | — |
| 92 | UNIVERSITY HOSPITALS MEDICAL GROUP INC | CLEVELAND | OH | NURSE PRACTITIONER | 2232 | 14 | $54,054 | $3,861 | premium | 7.4% | — |
| 93 | UT METHODIST PHYSICIANS LLC | MEMPHIS | TN | NURSE PRACTITIONER | 125 | 14 | $56,938 | $4,067 | premium | 14.6% | — |
| 94 | SOUTHWEST IDAHO EAR NOSE AND THROAT | BOISE | ID | OTOLARYNGOLOGY | 15 | 14 | $42,600 | $3,043 | premium | 100.0% | (208) 336-4368 |
| 95 | SANFORD MEDICAL CENTER FARGO | FARGO | ND | NURSE PRACTITIONER | 1198 | 13 | $65,373 | $5,029 | premium | 100.0% | (701) 234-2000 |
| 96 | PROMEDICA MULTI SPECIALTY PHYSICIANS | TOLEDO | OH | NURSE PRACTITIONER | 250 | 13 | $50,575 | $3,890 | premium | 6.8% | (419) 291-1111 |
| 97 | UMASS MEMORIAL MEDICAL GROUP INC | WORCESTER | MA | PHYSICIAN ASSISTANT | 2483 | 13 | $71,736 | $5,518 | premium | 9.0% | (508) 334-1000 |
| 98 | BAPTIST HEALTH MEDICAL GROUP PHYSICIANS LLC | SOUTH MIAMI | FL | PHYSICIAN ASSISTANT | 653 | 13 | $73,931 | $5,687 | premium | 1.4% | (786) 662-0600 |
| 99 | COOPER SURGICAL ASSOCIATES, PA | CAMDEN | CA | PHYSICIAN ASSISTANT | 303 | 13 | $65,422 | $5,032 | premium | 2.7% | (856) 270-4100 |
| 100 | THE MEDICAL COLLEGE OF WISCONSIN INC | MILWAUKEE | WI | DIAGNOSTIC RADIOLOGY | 2137 | 13 | $214,438 | $16,495 | premium | 16.9% | (414) 955-4263 |
Showing the top 100 of 114 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 →