G0101 — Cervical or vaginal cancer screening; pelvic and clinical breast examination
513,617 observed fee-for-service (50%) · ~518,012 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 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 | G0101 svcs | Submitted charges | Avg charge | Medicare $ locked column | Share* | Phone |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | FLORIDA WOMAN CARE LLC | ORLANDO | FL | OBSTETRICS/GYNECOLOGY | 604 | 14,049 | $1,734,109 | $123 | premium | 24.9% | (407) 857-2502 |
| 2 | REGIONAL WOMENS HEALTH GROUP LLC | VOORHEES | NJ | OBSTETRICS/GYNECOLOGY | 352 | 8,974 | $1,001,357 | $112 | premium | 20.5% | (856) 424-3323 |
| 3 | REGIONAL WOMENS HEALTH GROUP LLC | VOORHEES | PA | OBSTETRICS/GYNECOLOGY | 352 | 8,067 | $890,150 | $110 | premium | 15.5% | (856) 424-3323 |
| 4 | VITALMD GROUP HOLDING LLC | MIAMI | FL | OBSTETRICS/GYNECOLOGY | 531 | 8,027 | $1,301,635 | $162 | premium | 14.2% | (305) 273-4641 |
| 5 | NORTH SHORE-LIJ MEDICAL PC | MANHASSET | NY | PHYSICIAN ASSISTANT | 6294 | 7,061 | $1,336,601 | $189 | premium | 9.2% | — |
| 6 | PHYSICIANS FOR WOMEN'S HEALTH, LLC | DANBURY | CT | OBSTETRICS/GYNECOLOGY | 320 | 6,868 | $447,120 | $65 | premium | 52.4% | (203) 730-8789 |
| 7 | WOMENS CARE FLORIDA LLC | TAMPA | FL | OBSTETRICS/GYNECOLOGY | 334 | 6,422 | $865,683 | $135 | premium | 11.4% | (813) 961-7440 |
| 8 | NEW YORK UNIVERSITY | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 5704 | 6,412 | $1,223,941 | $191 | premium | 8.3% | (212) 263-9700 |
| 9 | LIFELINE MEDICAL ASSOCIATES LLC | DENVILLE | NJ | OBSTETRICS/GYNECOLOGY | 150 | 5,488 | $303,161 | $55 | premium | 12.6% | — |
| 10 | CAPITAL WOMENS CARE LLC | ROCKVILLE | MD | OBSTETRICS/GYNECOLOGY | 284 | 5,258 | $263,655 | $50 | premium | 23.5% | (301) 424-1696 |
| 11 | UWH OF THE CAROLINAS PLLC | WINSTON SALEM | NC | OBSTETRICS/GYNECOLOGY | 328 | 4,959 | $569,774 | $115 | premium | 30.3% | (336) 768-3632 |
| 12 | HACKENSACK MERIDIAN HEALTH MEDICAL GROUP - SPECIALTY CARE PC | NEPTUNE | NJ | NURSE PRACTITIONER | 1878 | 4,209 | $567,205 | $135 | premium | 9.6% | (732) 362-3663 |
| 13 | MID-ATLANTIC WOMENS CARE PLC | NORFOLK | VA | OBSTETRICS/GYNECOLOGY | 153 | 3,970 | $500,220 | $126 | premium | 15.8% | (757) 466-6350 |
| 14 | PRIVIA MEDICAL GROUP, LLC | ARLINGTON | VA | NURSE PRACTITIONER | 1477 | 3,305 | $354,343 | $107 | premium | 13.1% | — |
| 15 | SQUARE CARE MEDICAL GROUP LLP | WOODBURY | NY | OBSTETRICS/GYNECOLOGY | 70 | 3,235 | $475,545 | $147 | premium | 4.2% | (516) 496-3900 |
| 16 | LEHIGH VALLEY PHYSICIAN GROUP | ALLENTOWN | PA | PHYSICIAN ASSISTANT | 2389 | 3,170 | $220,037 | $69 | premium | 6.1% | — |
| 17 | UNIFIED WOMENS HEALTHCARE OF TEXAS PLLC | MCKINNEY | TX | OBSTETRICS/GYNECOLOGY | 184 | 3,120 | $365,370 | $117 | premium | 10.1% | (972) 542-8884 |
| 18 | ST LUKES PHYSICIAN GROUP INC | BETHLEHEM | PA | PHYSICIAN ASSISTANT | 2164 | 3,089 | $216,445 | $70 | premium | 5.9% | (484) 526-2400 |
| 19 | UNIVERSITY ASSOCIATES IN OBSTETRICS AND GYNECOLOGY UNIVERSITY FACULTY | STONY BROOK | NY | OBSTETRICS/GYNECOLOGY | 113 | 3,077 | $477,575 | $155 | premium | 4.0% | (631) 444-7650 |
| 20 | OPTUM MEDICAL CARE PC | MOUNT KISCO | NY | INTERNAL MEDICINE | 1040 | 3,072 | $373,971 | $122 | premium | 4.0% | (914) 241-1050 |
| 21 | UNIVERSITY OF PITTSBURGH PHYSICIANS | PITTSBURGH | PA | DIAGNOSTIC RADIOLOGY | 4291 | 2,965 | $400,652 | $135 | premium | 5.7% | — |
| 22 | GENESIS OB GYN PLLC | ORO VALLEY | AZ | OBSTETRICS/GYNECOLOGY | 112 | 2,399 | $236,916 | $99 | premium | 27.0% | (520) 545-0573 |
| 23 | SUMMIT MEDICAL GROUP PA | BERKELEY HEIGHTS | NJ | PHYSICIAN ASSISTANT | 1183 | 2,241 | $109,370 | $49 | premium | 5.1% | (908) 273-4300 |
| 24 | VIRGINIA PHYSICIANS FOR WOMEN, LTD | NORTH CHESTERFIELD | VA | OBSTETRICS/GYNECOLOGY | 45 | 2,217 | $152,834 | $69 | premium | 8.8% | (804) 897-2100 |
| 25 | ABINGTON MEMORIAL HOSPITAL | ABINGTON | PA | NURSE PRACTITIONER | 454 | 2,160 | $345,600 | $160 | premium | 4.1% | (215) 481-2222 |
| 26 | SUTTER BAY MEDICAL FOUNDATION | PALO ALTO | CA | INTERNAL MEDICINE | 3716 | 2,148 | $270,427 | $126 | premium | 4.7% | (415) 600-1020 |
| 27 | WESTCHESTER MEDICAL GROUP, P.C | WHITE PLAINS | NY | INTERNAL MEDICINE | 409 | 2,102 | $262,695 | $125 | premium | 2.7% | (914) 682-0700 |
| 28 | SMH PHYSICIAN SERVICES INC | SARASOTA | FL | PHYSICIAN ASSISTANT | 766 | 2,065 | $150,089 | $73 | premium | 3.7% | — |
| 29 | UWH OF MICHIGAN PLC | EAST LANSING | MI | OBSTETRICS/GYNECOLOGY | 86 | 2,049 | $221,577 | $108 | premium | 17.0% | (517) 484-3000 |
| 30 | MIDWEST CENTER FOR WOMEN'S HEALTHCARE, LTD | PARK RIDGE | IL | OBSTETRICS/GYNECOLOGY | 92 | 2,043 | $256,251 | $125 | premium | 10.3% | (847) 825-8108 |
| 31 | BARNABAS HEALTH MEDICAL GROUP PC | LIVINGSTON | NJ | NURSE PRACTITIONER | 990 | 2,017 | $479,213 | $238 | premium | 4.6% | — |
| 32 | CRYSTAL RUN HEALTHCARE PHYSICIANS LLP | MIDDLETOWN | NY | NURSE PRACTITIONER | 372 | 2,003 | $262,025 | $131 | premium | 2.6% | (845) 703-6999 |
| 33 | CLEVELAND CLINIC | CLEVELAND | OH | PHYSICIAN ASSISTANT | 6828 | 1,992 | $370,461 | $186 | premium | 8.0% | — |
| 34 | JACKSON HEALTHCARE FOR WOMEN PA | FLOWOOD | MS | OBSTETRICS/GYNECOLOGY | 15 | 1,992 | $79,680 | $40 | premium | 18.7% | (601) 936-9190 |
| 35 | TRIHEALTH H LLC | CINCINNATI | OH | OBSTETRICS/GYNECOLOGY | 853 | 1,982 | $178,132 | $90 | premium | 8.0% | (513) 246-7000 |
| 36 | TOWER HEALTH MEDICAL GROUP | WEST READING | PA | INTERNAL MEDICINE | 590 | 1,944 | $231,336 | $119 | premium | 3.7% | (484) 628-5455 |
| 37 | LOUISIANA WOMEN'S HEALTHCARE ASSOCIATES LLC | BATON ROUGE | LA | OBSTETRICS/GYNECOLOGY | 38 | 1,940 | $164,697 | $85 | premium | 14.1% | (225) 201-2000 |
| 38 | ORLANDO HEALTH MEDICAL GROUP INC | ORLANDO | FL | PHYSICIAN ASSISTANT | 2145 | 1,908 | $224,182 | $117 | premium | 3.4% | (407) 896-1100 |
| 39 | WEILL MEDICAL COLLEGE OF CORNELL | NEW YORK | NY | INTERNAL MEDICINE | 2053 | 1,905 | $462,870 | $243 | premium | 2.5% | (212) 746-5454 |
| 40 | BAPTIST HEALTH MEDICAL GROUP INC | LOUISVILLE | KY | NURSE PRACTITIONER | 2448 | 1,901 | $140,674 | $74 | premium | 23.3% | (502) 928-1050 |
| 41 | ENDEAVOR HEALTH MEDICAL GROUP | EVANSTON | IL | NURSE PRACTITIONER | 3380 | 1,879 | $167,509 | $89 | premium | 9.5% | — |
| 42 | ALLEGHENY CLINIC | PITTSBURGH | PA | PHYSICIAN ASSISTANT | 2293 | 1,845 | $230,870 | $125 | premium | 3.5% | — |
| 43 | ADVOCARE, LLC | HADDONFIELD | NJ | NURSE PRACTITIONER | 384 | 1,816 | $236,741 | $130 | premium | 4.2% | (856) 354-2211 |
| 44 | WELLSPAN MEDICAL GROUP | YORK | PA | PHYSICIAN ASSISTANT | 2312 | 1,719 | $122,049 | $71 | premium | 3.3% | — |
| 45 | OCHSNER CLINIC LLC | NEW ORLEANS | LA | NURSE PRACTITIONER | 2839 | 1,714 | $154,544 | $90 | premium | 12.5% | (504) 842-3000 |
| 46 | WOMEN'S HEALTH CARE, P.C. | NEWBURGH | IN | OBSTETRICS/GYNECOLOGY | 24 | 1,678 | $95,646 | $57 | premium | 15.2% | (812) 858-4620 |
| 47 | ST PAUL PLACE SPECIALISTS, INC. | BALTIMORE | MD | PHYSICIAN ASSISTANT | 337 | 1,656 | $205,564 | $124 | premium | 7.4% | (410) 663-8100 |
| 48 | MERCY CLINIC EAST COMMUNITIES | SAINT LOUIS | MO | NURSE PRACTITIONER | 580 | 1,653 | $238,032 | $144 | premium | 13.5% | (314) 872-9192 |
| 49 | HOAG CLINIC | NEWPORT BEACH | CA | PHYSICIAN ASSISTANT | 436 | 1,542 | $135,330 | $88 | premium | 3.4% | (949) 791-3370 |
| 50 | SUTTER VALLEY MEDICAL FOUNDATION | SACRAMENTO | CA | DIAGNOSTIC RADIOLOGY | 2420 | 1,521 | $208,273 | $137 | premium | 3.4% | (916) 681-8852 |
| 51 | NOVANT HEALTH MEDICAL GROUP, LLC | WINSTON SALEM | NC | PHYSICIAN ASSISTANT | 2389 | 1,509 | $149,391 | $99 | premium | 9.2% | (704) 384-8200 |
| 52 | MAIN LINE HEALTHCARE | BRYN MAWR | PA | NURSE PRACTITIONER | 1157 | 1,491 | $139,891 | $94 | premium | 2.9% | — |
| 53 | RIVERSIDE PHYSICIAN SERVICES INC | NEWPORT NEWS | VA | PHYSICIAN ASSISTANT | 793 | 1,490 | $104,623 | $70 | premium | 5.9% | — |
| 54 | LEXINGTON HEALTH INC | WEST COLUMBIA | SC | NURSE PRACTITIONER | 909 | 1,477 | $136,993 | $93 | premium | 11.3% | (803) 744-4900 |
| 55 | EISENHOWER MEDICAL CENTER | RANCHO MIRAGE | CA | NURSE PRACTITIONER | 457 | 1,456 | $88,938 | $61 | premium | 3.2% | (760) 340-3911 |
| 56 | MEMPHIS OBSTETRICS AND GYNECOLOGICAL ASSOCIATION PC | MEMPHIS | TN | OBSTETRICS/GYNECOLOGY | 45 | 1,450 | $87,022 | $60 | premium | 8.9% | (901) 767-8442 |
| 57 | OKLAHOMA CITY GYNECOLOGY AND OBSTETRICS, LLC | OKLAHOMA CITY | OK | OBSTETRICS/GYNECOLOGY | 23 | 1,429 | $92,885 | $65 | premium | 27.2% | (405) 936-1000 |
| 58 | PHYSICIAN GROUPS LC | SAINT LOUIS | MO | NURSE PRACTITIONER | 516 | 1,407 | $111,593 | $79 | premium | 11.5% | (314) 273-0195 |
| 59 | PRIVIA MEDICAL GROUP GULF COAST PLLC | HOUSTON | TX | NURSE PRACTITIONER | 515 | 1,383 | $161,265 | $117 | premium | 4.5% | (713) 512-7500 |
| 60 | DUPAGE MEDICAL GROUP LTD | GLEN ELLYN | IL | PHYSICIAN ASSISTANT | 1323 | 1,366 | $109,280 | $80 | premium | 6.9% | (630) 469-9200 |
| 61 | SCRANTON QUINCY CLINIC COMPANY LLC | SCRANTON | PA | DIAGNOSTIC RADIOLOGY | 69 | 1,366 | $129,770 | $95 | premium | 2.6% | (570) 340-5079 |
| 62 | HEALTH FIRST MEDICAL GROUP, LLC | MELBOURNE | FL | NURSE PRACTITIONER | 669 | 1,337 | $100,693 | $75 | premium | 2.4% | (321) 434-8878 |
| 63 | BEEBE PHYSICIAN NETWORK INC. | LEWES | DE | PHYSICIAN ASSISTANT | 295 | 1,275 | $108,375 | $85 | premium | 19.3% | (302) 645-3525 |
| 64 | MCLEOD PHYSICIAN ASSOCIATES II | FLORENCE | SC | PHYSICIAN ASSISTANT | 534 | 1,254 | $100,603 | $80 | premium | 9.6% | — |
| 65 | ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI | NEW YORK | NY | PHYSICIAN ASSISTANT | 2818 | 1,254 | $188,380 | $150 | premium | 1.6% | (212) 241-4812 |
| 66 | SOUTHERN WOMEN'S HEALTH, PLLC | FLOWOOD | MS | OBSTETRICS/GYNECOLOGY | 43 | 1,224 | $69,568 | $57 | premium | 11.5% | (601) 939-1600 |
| 67 | UNIVERSITY HEALTHCARE ALLIANCE | PLEASANTON | CA | INTERNAL MEDICINE | 332 | 1,203 | $60,157 | $50 | premium | 2.7% | (925) 462-7060 |
| 68 | YALE UNIVERSITY | NEW HAVEN | CT | PHYSICIAN ASSISTANT | 2649 | 1,200 | $171,120 | $143 | premium | 9.2% | (203) 688-4242 |
| 69 | CHRIST HOSPITAL MEDICAL SPECIALISTS LLC | CINCINNATI | OH | OBSTETRICS/GYNECOLOGY | 129 | 1,200 | $91,803 | $77 | premium | 4.8% | (513) 241-4774 |
| 70 | VANDERBILT UNIVERSITY MEDICAL CENTER | NASHVILLE | TN | NURSE PRACTITIONER | 3394 | 1,194 | $81,021 | $68 | premium | 7.3% | (615) 322-5000 |
| 71 | OB-GYN ASSOCIATES OF ERIE, PC | ERIE | PA | PHYSICIAN ASSISTANT | 61 | 1,166 | $128,221 | $110 | premium | 2.2% | (814) 480-7760 |
| 72 | MATERNOHIO CLINICAL ASSOCIATES LLC | COLUMBUS | OH | OBSTETRICS/GYNECOLOGY | 53 | 1,165 | $58,250 | $50 | premium | 4.7% | (614) 459-1000 |
| 73 | UNIVERSITY OF PENN - MEDICAL GROUP | PHILADELPHIA | PA | PHYSICIAN ASSISTANT | 3505 | 1,135 | $68,716 | $61 | premium | 2.2% | (215) 662-2777 |
| 74 | LIFELINE MEDICAL ASSOCIATES LLC | DENVILLE | DE | OBSTETRICS/GYNECOLOGY | 150 | 1,132 | $62,362 | $55 | premium | 17.2% | — |
| 75 | DEDICATED TO WOMEN OB-GYN, P.A. | DOVER | DE | OBSTETRICS/GYNECOLOGY | 15 | 1,129 | $115,158 | $102 | premium | 17.1% | (302) 674-0223 |
| 76 | ADVOCATE HEALTH AND HOSPITALS CORPORATION | BUFFALO GROVE | IL | NURSE PRACTITIONER | 3045 | 1,106 | $119,955 | $108 | premium | 5.6% | (847) 459-1160 |
| 77 | SOUTHERN NEW ENGLAND HEALTHCARE FOR WOMEN, LLC | PAWTUCKET | RI | OBSTETRICS/GYNECOLOGY | 28 | 1,094 | $164,100 | $150 | premium | 38.4% | (401) 724-0600 |
| 78 | TOGETHER WOMEN'S HEALTH MEDICAL GROUP, P.C. | ROYAL OAK | MI | OBSTETRICS/GYNECOLOGY | 70 | 1,082 | $115,116 | $106 | premium | 9.0% | (248) 584-7600 |
| 79 | ACADIANA WOMEN'S HEALTH GROUP, APMC | LAFAYETTE | LA | OBSTETRICS/GYNECOLOGY | 12 | 1,077 | $38,803 | $36 | premium | 7.8% | (337) 984-1050 |
| 80 | VIRTUA MEDICAL GROUP, PA | VOORHEES | NJ | PHYSICIAN ASSISTANT | 1662 | 1,076 | $138,138 | $128 | premium | 2.5% | (856) 247-7260 |
| 81 | CAPITAL HEALTH MEDICAL GROUP | PENNINGTON | NJ | NURSE PRACTITIONER | 439 | 1,073 | $137,344 | $128 | premium | 2.5% | (609) 537-6000 |
| 82 | OBGYN PARTNERS OF AUGUSTA, PROFESSIONAL CORPORATION | AUGUSTA | GA | OBSTETRICS/GYNECOLOGY | 22 | 1,049 | $115,390 | $110 | premium | 5.9% | (706) 722-1381 |
| 83 | NORTHSIDE SURGICAL PROFESSIONAL SERVICES LLC | ATLANTA | GA | PHYSICIAN ASSISTANT | 368 | 1,042 | $122,729 | $118 | premium | 5.8% | — |
| 84 | COMMUNITY MEDICAL ASSOCIATES INC | LOUISVILLE | KY | NURSE PRACTITIONER | 1377 | 1,042 | $121,226 | $116 | premium | 12.8% | (502) 937-2209 |
| 85 | SEVEN HILLS OB-GYN ASSOCIATES LLC | INDIANAPOLIS | IN | OBSTETRICS/GYNECOLOGY | 92 | 1,039 | $85,280 | $82 | premium | 9.4% | (317) 865-3600 |
| 86 | HR PHYSICIAN SERVICES | MEADOWBROOK | PA | INTERNAL MEDICINE | 178 | 1,027 | $119,704 | $117 | premium | 2.0% | (215) 436-1420 |
| 87 | WOMEN FIRST OF LOUISVILLE PLLC | LOUISVILLE | KY | OBSTETRICS/GYNECOLOGY | 23 | 1,023 | $37,569 | $37 | premium | 12.6% | (502) 891-8700 |
| 88 | CLINICAL CARE ASSOCIATES OF THE UNIVERSITY OF PENNSYLVANIA HEALTH. | WEST CHESTER | PA | NURSE PRACTITIONER | 616 | 1,004 | $124,532 | $124 | premium | 1.9% | (610) 431-5000 |
| 89 | UNIVERSITY OF MARYLAND COMMUNITY MEDICAL GROUP INC | GLEN BURNIE | MD | NURSE PRACTITIONER | 458 | 999 | $123,042 | $123 | premium | 4.5% | (410) 761-1222 |
| 90 | CENTRAL DUPAGE PHYSICIAN GROUP | WHEATON | IL | PHYSICIAN ASSISTANT | 1097 | 986 | $116,250 | $118 | premium | 5.0% | (630) 933-4800 |
| 91 | WASHINGTON UNIVERSITY | SAINT LOUIS | MO | NURSE PRACTITIONER | 3070 | 980 | $126,698 | $129 | premium | 8.0% | (314) 747-3000 |
| 92 | VALLEY PHYSICIAN SERVICES PC | HOBOKEN | NJ | NURSE PRACTITIONER | 606 | 971 | $96,741 | $100 | premium | 2.2% | (800) 825-5391 |
| 93 | WELLSTAR MEDICAL GROUP LLC | MARIETTA | GA | NURSE PRACTITIONER | 3060 | 945 | $109,179 | $116 | premium | 5.3% | (770) 422-2004 |
| 94 | ROPER SAINT FRANCIS PHYSICIANS NETWORK | CHARLESTON | SC | PHYSICIAN ASSISTANT | 539 | 941 | $98,635 | $105 | premium | 7.2% | (843) 720-8448 |
| 95 | MEDICAL SERVICES OF BELLMORE PC | NEW HYDE PARK | NY | OBSTETRICS/GYNECOLOGY | 17 | 935 | $169,950 | $182 | premium | 1.2% | (718) 470-4400 |
| 96 | UNITED HEALTH SERVICES HOSPITALS, INC. | JOHNSON CITY | NY | PHYSICIAN ASSISTANT | 462 | 934 | $126,604 | $136 | premium | 1.2% | (607) 763-6101 |
| 97 | DOYLESTOWN GYNECOLOGY, LLC | DOYLESTOWN | PA | OBSTETRICS/GYNECOLOGY | 3 | 933 | $60,645 | $65 | premium | 1.8% | (215) 348-2992 |
| 98 | SETON FAMILY OF DOCTORS | AUSTIN | TX | PHYSICIAN ASSISTANT | 804 | 928 | $107,966 | $116 | premium | 3.0% | (512) 324-7300 |
| 99 | PINNACLE HEALTH MEDICAL SERVICES | HARRISBURG | PA | PHYSICIAN ASSISTANT | 1060 | 918 | $209,784 | $229 | premium | 1.8% | (717) 782-2100 |
| 100 | LUMINIS HEALTH MEDICAL GROUP, LLC | ANNAPOLIS | MD | PHYSICIAN ASSISTANT | 544 | 894 | $66,156 | $74 | premium | 4.0% | (443) 481-1000 |
Showing the top 100 of 2,112 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 →