76830 — Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina
140,606 observed fee-for-service (50%) · ~142,318 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 | 76830 svcs | Submitted charges | Avg charge | Medicare $ locked column | Share* | Phone |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | NEW YORK UNIVERSITY | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 5704 | 5,482 | $2,781,794 | $507 | premium | 11.7% | (212) 263-9700 |
| 2 | VITALMD GROUP HOLDING LLC | MIAMI | FL | OBSTETRICS/GYNECOLOGY | 531 | 3,232 | $1,239,508 | $384 | premium | 16.1% | (305) 273-4641 |
| 3 | FLORIDA WOMAN CARE LLC | ORLANDO | FL | OBSTETRICS/GYNECOLOGY | 604 | 3,127 | $1,174,985 | $376 | premium | 15.6% | (407) 857-2502 |
| 4 | NORTH SHORE-LIJ MEDICAL PC | MANHASSET | NY | PHYSICIAN ASSISTANT | 6294 | 1,930 | $1,090,483 | $565 | premium | 4.1% | — |
| 5 | ADVANCED RADIOLOGY P A | BALTIMORE | MD | DIAGNOSTIC RADIOLOGY | 161 | 1,641 | $400,806 | $244 | premium | 19.8% | (888) 972-9700 |
| 6 | SUTTER BAY MEDICAL FOUNDATION | PALO ALTO | CA | INTERNAL MEDICINE | 3716 | 1,550 | $530,027 | $342 | premium | 4.4% | (415) 600-1020 |
| 7 | OPTUM MEDICAL CARE PC | MOUNT KISCO | NY | INTERNAL MEDICINE | 1040 | 1,193 | $418,586 | $351 | premium | 2.5% | (914) 241-1050 |
| 8 | UNIVERSITY ASSOCIATES IN OBSTETRICS AND GYNECOLOGY UNIVERSITY FACULTY | STONY BROOK | NY | OBSTETRICS/GYNECOLOGY | 113 | 1,129 | $550,210 | $487 | premium | 2.4% | (631) 444-7650 |
| 9 | SUTTER VALLEY MEDICAL FOUNDATION | SACRAMENTO | CA | DIAGNOSTIC RADIOLOGY | 2420 | 1,108 | $336,916 | $304 | premium | 3.1% | (916) 681-8852 |
| 10 | MASSACHUSETTS GENERAL PHYSICIANS ORGANIZATION INC | BOSTON | MA | DIAGNOSTIC RADIOLOGY | 3532 | 1,091 | $205,815 | $189 | premium | 9.6% | (617) 724-0287 |
| 11 | ADVANCED GYNECOLOGY AND SURGERY PLLC | BROOKLYN | NY | OBSTETRICS/GYNECOLOGY | 2 | 1,030 | $360,500 | $350 | premium | 2.2% | (718) 332-6525 |
| 12 | WOMENS CARE FLORIDA LLC | TAMPA | FL | OBSTETRICS/GYNECOLOGY | 334 | 913 | $386,340 | $423 | premium | 4.6% | (813) 961-7440 |
| 13 | LENOX HILL RADIOLOGY AND MEDICAL IMAGING ASSOCIATES PC | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 244 | 903 | $214,305 | $237 | premium | 1.9% | (212) 772-3111 |
| 14 | HERA SAMBAZIOTIS MD MPH AND MARTINA FRANDINA MD, OBSTETRICS AND GYNECO | NEW HYDE PARK | NY | OBSTETRICS/GYNECOLOGY | 4 | 866 | $346,400 | $400 | premium | 1.8% | (516) 437-2020 |
| 15 | SCRIPPS HEALTH | LA JOLLA | CA | PHYSICIAN ASSISTANT | 1431 | 854 | $512,101 | $600 | premium | 2.4% | (858) 455-9100 |
| 16 | UNIVERSITY OF PITTSBURGH PHYSICIANS | PITTSBURGH | PA | DIAGNOSTIC RADIOLOGY | 4291 | 835 | $159,400 | $191 | premium | 7.3% | — |
| 17 | ZWANGER AND PESIRI RADIOLOGY GROUP LLP | LINDENHURST | NY | DIAGNOSTIC RADIOLOGY | 91 | 820 | $287,239 | $350 | premium | 1.8% | (631) 225-7200 |
| 18 | WESTCHESTER MEDICAL GROUP, P.C | WHITE PLAINS | NY | INTERNAL MEDICINE | 409 | 817 | $391,343 | $479 | premium | 1.7% | (914) 682-0700 |
| 19 | BORO PARK OBSTETRICS AND GYNECOLOGY P.C. | BROOKLYN | NY | OBSTETRICS/GYNECOLOGY | 17 | 813 | $203,250 | $250 | premium | 1.7% | 71897227001121 |
| 20 | ADVANCED RADIOLOGY SERVICES PC | GRAND RAPIDS | MI | DIAGNOSTIC RADIOLOGY | 249 | 806 | $117,954 | $146 | premium | 13.6% | (616) 363-7272 |
| 21 | NORTHWESTERN MEDICAL FACULTY FOUNDATION | CHICAGO | IL | NURSE PRACTITIONER | 4339 | 805 | $274,754 | $341 | premium | 7.0% | — |
| 22 | ENDEAVOR HEALTH MEDICAL GROUP | EVANSTON | IL | NURSE PRACTITIONER | 3380 | 766 | $88,090 | $115 | premium | 6.7% | — |
| 23 | SQUARE CARE MEDICAL GROUP LLP | WOODBURY | NY | OBSTETRICS/GYNECOLOGY | 70 | 762 | $351,282 | $461 | premium | 1.6% | (516) 496-3900 |
| 24 | MID-ATLANTIC WOMENS CARE PLC | NORFOLK | VA | OBSTETRICS/GYNECOLOGY | 153 | 749 | $286,118 | $382 | premium | 9.9% | (757) 466-6350 |
| 25 | COMMUNITY RADIOLOGY ASSOCIATES INC | FREDERICK | MD | DIAGNOSTIC RADIOLOGY | 62 | 740 | $172,037 | $232 | premium | 8.9% | (888) 601-0943 |
| 26 | TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK | NEW YORK | NY | NURSE PRACTITIONER | 2273 | 739 | $805,020 | $1,089 | premium | 1.6% | (212) 305-8559 |
| 27 | PHYSICIANS FOR WOMEN'S HEALTH, LLC | DANBURY | CT | OBSTETRICS/GYNECOLOGY | 320 | 705 | $285,525 | $405 | premium | 23.0% | (203) 730-8789 |
| 28 | NEW YORK MEDICAL IMAGING ASSOCIATES MD PC | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 7 | 702 | $193,050 | $275 | premium | 1.5% | (212) 518-2901 |
| 29 | REGIONAL WOMENS HEALTH GROUP LLC | VOORHEES | NJ | OBSTETRICS/GYNECOLOGY | 352 | 682 | $184,020 | $270 | premium | 6.0% | (856) 424-3323 |
| 30 | NORTH SHORE HEMATOLOGY ONCOLOGY ASSOCIATES PC | SMITHTOWN | NY | NURSE PRACTITIONER | 462 | 676 | $415,470 | $615 | premium | 1.4% | (631) 751-3000 |
| 31 | BRIGHAM AND WOMENS PHYSICIANS ORGANIZATION INC | BOSTON | MA | PHYSICIAN ASSISTANT | 2942 | 640 | $102,637 | $160 | premium | 5.6% | (617) 732-5500 |
| 32 | BARNABAS HEALTH MEDICAL GROUP PC | LIVINGSTON | NJ | NURSE PRACTITIONER | 990 | 637 | $461,894 | $725 | premium | 5.6% | — |
| 33 | GENESIS OB GYN PLLC | ORO VALLEY | AZ | OBSTETRICS/GYNECOLOGY | 112 | 623 | $184,257 | $296 | premium | 11.8% | (520) 545-0573 |
| 34 | ST PAUL PLACE SPECIALISTS, INC. | BALTIMORE | MD | PHYSICIAN ASSISTANT | 337 | 609 | $123,382 | $203 | premium | 7.3% | (410) 663-8100 |
| 35 | MEDICAL SERVICES OF BELLMORE PC | NEW HYDE PARK | NY | OBSTETRICS/GYNECOLOGY | 17 | 576 | $310,984 | $540 | premium | 1.2% | (718) 470-4400 |
| 36 | MARC S BEHAR MD PC | GARDEN CITY | NY | OBSTETRICS/GYNECOLOGY | 3 | 549 | $144,887 | $264 | premium | 1.2% | (516) 294-4700 |
| 37 | LIFELINE MEDICAL ASSOCIATES LLC | DENVILLE | NJ | OBSTETRICS/GYNECOLOGY | 150 | 544 | $230,112 | $423 | premium | 4.8% | — |
| 38 | MAYER J SAAD MD PC | WESTBURY | NY | PHYSICIAN ASSISTANT | 42 | 504 | $138,600 | $275 | premium | 1.1% | (516) 333-1444 |
| 39 | RHODE ISLAND MEDICAL IMAGING INC | EAST PROVIDENCE | RI | DIAGNOSTIC RADIOLOGY | 109 | 499 | $147,720 | $296 | premium | 38.9% | (401) 626-3900 |
| 40 | ATRIUS HEALTH INC | BOSTON | MA | NURSE PRACTITIONER | 1196 | 487 | $190,022 | $390 | premium | 4.3% | (617) 421-1000 |
| 41 | DR GREGORY SHIFRIN OB/GYN PC | BROOKLYN | NY | OBSTETRICS/GYNECOLOGY | 4 | 485 | $97,000 | $200 | premium | 1.0% | (718) 743-0505 |
| 42 | WASHINGTON RADIOLOGY ASSOC PLLC | WASHINGTON | DC | DIAGNOSTIC RADIOLOGY | 38 | 475 | $105,150 | $221 | premium | 38.6% | (202) 223-9722 |
| 43 | PROGRESSIVE PHYSICIAN ASSOC INC | PHILLIPSBURG | PA | DIAGNOSTIC RADIOLOGY | 160 | 470 | $62,040 | $132 | premium | 4.1% | (908) 859-6700 |
| 44 | DIGNITY HEALTH MEDICAL FOUNDATION | FOLSOM | CA | DIAGNOSTIC RADIOLOGY | 1197 | 465 | $199,964 | $430 | premium | 1.3% | (916) 983-7476 |
| 45 | MASS GENERAL BRIGHAM COMMUNITY PHYSICIANS INC | MEDFORD | MA | DIAGNOSTIC RADIOLOGY | 424 | 453 | $60,975 | $135 | premium | 4.0% | (781) 395-4909 |
| 46 | GEORGETOWN PHYSICIAN ASSOCIATES, LLC | MURRELLS INLET | SC | FAMILY PRACTICE | 230 | 438 | $101,375 | $231 | premium | 12.6% | (843) 652-8450 |
| 47 | BEAUMONT MEDICAL GROUP HOSPITAL BASED SERVICES | TROY | MI | DIAGNOSTIC RADIOLOGY | 583 | 437 | $116,772 | $267 | premium | 7.4% | (248) 964-1187 |
| 48 | UWH OF THE CAROLINAS PLLC | WINSTON SALEM | NC | OBSTETRICS/GYNECOLOGY | 328 | 421 | $156,886 | $373 | premium | 6.9% | (336) 768-3632 |
| 49 | UMASS MEMORIAL MEDICAL GROUP INC | WORCESTER | MA | PHYSICIAN ASSISTANT | 2483 | 420 | $95,844 | $228 | premium | 3.7% | (508) 334-1000 |
| 50 | SMI IMAGING LLC | PHOENIX | AZ | DIAGNOSTIC RADIOLOGY | 364 | 411 | $206,011 | $501 | premium | 7.8% | (480) 753-6161 |
| 51 | REGIONAL WOMENS HEALTH GROUP LLC | VOORHEES | PA | OBSTETRICS/GYNECOLOGY | 352 | 408 | $201,460 | $494 | premium | 3.6% | (856) 424-3323 |
| 52 | CLEVELAND CLINIC | CLEVELAND | OH | PHYSICIAN ASSISTANT | 6828 | 406 | $119,393 | $294 | premium | 6.7% | — |
| 53 | HOUSTON RADIOLOGY ASSOCIATED | HOUSTON | TX | DIAGNOSTIC RADIOLOGY | 103 | 402 | $108,036 | $269 | premium | 4.2% | (281) 206-9020 |
| 54 | CAPITAL WOMENS CARE LLC | ROCKVILLE | MD | OBSTETRICS/GYNECOLOGY | 284 | 402 | $156,780 | $390 | premium | 4.8% | (301) 424-1696 |
| 55 | BAPTIST HEALTH MEDICAL GROUP INC | LOUISVILLE | KY | NURSE PRACTITIONER | 2448 | 396 | $88,704 | $224 | premium | 20.1% | (502) 928-1050 |
| 56 | PRIVIA MEDICAL GROUP, LLC | ARLINGTON | VA | NURSE PRACTITIONER | 1477 | 396 | $148,500 | $375 | premium | 5.2% | — |
| 57 | CLEVELAND CLINIC FLORIDA | WESTON | FL | NURSE PRACTITIONER | 720 | 395 | $176,100 | $446 | premium | 2.0% | (954) 659-5000 |
| 58 | RUSH UNIVERSITY MEDICAL GROUP | CHICAGO | IL | PHYSICIAN ASSISTANT | 1496 | 390 | $63,058 | $162 | premium | 3.4% | (312) 563-2875 |
| 59 | DEBORAH D WILSON M D P C | SCOTTSDALE | AZ | OBSTETRICS/GYNECOLOGY | 4 | 385 | $134,099 | $348 | premium | 7.3% | (480) 860-4791 |
| 60 | BEVERLY RADIOLOGY MEDICAL GROUP III | GARDEN GROVE | CA | DIAGNOSTIC RADIOLOGY | 328 | 379 | $92,147 | $243 | premium | 1.1% | — |
| 61 | UWH OF MICHIGAN PLC | EAST LANSING | MI | OBSTETRICS/GYNECOLOGY | 86 | 379 | $122,989 | $325 | premium | 6.4% | (517) 484-3000 |
| 62 | MIDWEST CENTER FOR WOMEN'S HEALTHCARE, LTD | PARK RIDGE | IL | OBSTETRICS/GYNECOLOGY | 92 | 368 | $137,788 | $374 | premium | 3.2% | (847) 825-8108 |
| 63 | VIRGINIA PHYSICIANS FOR WOMEN, LTD | NORTH CHESTERFIELD | VA | OBSTETRICS/GYNECOLOGY | 45 | 363 | $75,825 | $209 | premium | 4.8% | (804) 897-2100 |
| 64 | MAYO CLINIC JACKSONVILLE | JACKSONVILLE | FL | NURSE PRACTITIONER | 1587 | 353 | $282,400 | $800 | premium | 1.8% | (904) 953-2000 |
| 65 | UROGYNECOLOGY OF SAN ANTONIO PLLC | BOERNE | TX | OBSTETRICS/GYNECOLOGY | 2 | 352 | $88,339 | $251 | premium | 3.7% | (830) 355-2343 |
| 66 | WELLSPAN MEDICAL GROUP | YORK | PA | PHYSICIAN ASSISTANT | 2312 | 347 | $43,968 | $127 | premium | 3.0% | — |
| 67 | REGENTS OF THE UNIVERSITY OF CALIFORNIA | SAN DIEGO | CA | DIAGNOSTIC RADIOLOGY | 2057 | 346 | $54,302 | $157 | premium | 1.0% | (800) 926-8273 |
| 68 | TOGETHER WOMEN'S HEALTH MEDICAL GROUP, P.C. | ROYAL OAK | MI | OBSTETRICS/GYNECOLOGY | 70 | 341 | $87,266 | $256 | premium | 5.8% | (248) 584-7600 |
| 69 | MCLEOD PHYSICIAN ASSOCIATES II | FLORENCE | SC | PHYSICIAN ASSISTANT | 534 | 340 | $127,323 | $374 | premium | 9.8% | — |
| 70 | ADVOCATE HEALTH AND HOSPITALS CORPORATION | BUFFALO GROVE | IL | NURSE PRACTITIONER | 3045 | 335 | $101,222 | $302 | premium | 2.9% | (847) 459-1160 |
| 71 | FAMILYCARE MEDICAL GROUP PC | SYRACUSE | NY | FAMILY PRACTICE | 106 | 335 | $70,350 | $210 | premium | 0.7% | (315) 472-1488 |
| 72 | WOMENS CARE OF BEVERLY HILLS MEDICAL GROUP | BEVERLY HILLS | CA | OBSTETRICS/GYNECOLOGY | 6 | 331 | $66,200 | $200 | premium | 0.9% | (310) 657-1600 |
| 73 | EAST RIVER MEDICAL IMAGING PC | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 10 | 330 | $198,000 | $600 | premium | 0.7% | (212) 288-7615 |
| 74 | PROVIDENCE SAINT JOHNS MEDICAL FOUNDATION | SANTA MONICA | CA | PHYSICIAN ASSISTANT | 287 | 320 | $186,297 | $582 | premium | 0.9% | (310) 829-6789 |
| 75 | UNITED OBSTETRICS AND GYNECOLOGY PC | TIFTON | GA | OBSTETRICS/GYNECOLOGY | 5 | 319 | $120,582 | $378 | premium | 6.5% | (229) 391-3500 |
| 76 | VIJAY ARORA MD INC | APPLE VALLEY | CA | OBSTETRICS/GYNECOLOGY | 2 | 317 | $93,515 | $295 | premium | 0.9% | (760) 242-2146 |
| 77 | GABRIELA OLARU OBGYN PC | NEW YORK | NY | OBSTETRICS/GYNECOLOGY | 3 | 309 | $123,600 | $400 | premium | 0.7% | (212) 772-3722 |
| 78 | UNIVERSITY HOSPITALS MEDICAL GROUP INC | CLEVELAND | OH | NURSE PRACTITIONER | 2232 | 307 | $42,810 | $139 | premium | 5.0% | — |
| 79 | RADIOLOGY ASSOCIATES OF VENICE AND ENGLEWOOD PA | VENICE | FL | DIAGNOSTIC RADIOLOGY | 8 | 303 | $69,986 | $231 | premium | 1.5% | (941) 486-3483 |
| 80 | SDMI, LLC | LAS VEGAS | NV | DIAGNOSTIC RADIOLOGY | 36 | 300 | $119,498 | $398 | premium | 19.8% | (702) 732-6000 |
| 81 | STANFORD HEALTH CARE | STANFORD | CA | DIAGNOSTIC RADIOLOGY | 3039 | 300 | $144,600 | $482 | premium | 0.8% | (650) 723-4000 |
| 82 | PALM DESERT RADIOLOGY MEDICAL GROUP INC | RANCHO MIRAGE | CA | DIAGNOSTIC RADIOLOGY | 125 | 299 | $78,936 | $264 | premium | 0.8% | (760) 773-1251 |
| 83 | UCLA RADIOLOGY MEDICAL GROUP | LOS ANGELES | CA | DIAGNOSTIC RADIOLOGY | 191 | 296 | $48,945 | $165 | premium | 0.8% | (310) 301-6800 |
| 84 | MAYO CLINIC ARIZONA | PHOENIX | AZ | PHYSICIAN ASSISTANT | 1635 | 294 | $156,799 | $533 | premium | 5.6% | (800) 603-0558 |
| 85 | HORIZON MEDICAL GROUP PC | CHESTER | NY | GASTROENTEROLOGY | 69 | 293 | $80,575 | $275 | premium | 0.6% | (845) 469-4211 |
| 86 | DARTMOUTH-HITCHCOCK CLINIC | LEBANON | NH | PHYSICIAN ASSISTANT | 1441 | 290 | $212,878 | $734 | premium | 16.6% | (603) 650-5000 |
| 87 | ST. JOSEPH'S/CANDLER OB/GYN PRACTICE, LLC | SAVANNAH | GA | OBSTETRICS/GYNECOLOGY | 21 | 289 | $100,283 | $347 | premium | 5.9% | (912) 355-5755 |
| 88 | MAYO CLINIC | ROCHESTER | MN | NURSE PRACTITIONER | 4896 | 286 | $159,823 | $559 | premium | 9.1% | (507) 284-2511 |
| 89 | LAHEY CLINIC INC | BURLINGTON | MA | NURSE PRACTITIONER | 1400 | 284 | $42,446 | $149 | premium | 2.5% | — |
| 90 | NOVANT HEALTH MEDICAL GROUP COASTAL REGION LLC | WILMINGTON | NC | PHYSICIAN ASSISTANT | 560 | 282 | $93,413 | $331 | premium | 4.6% | (910) 662-6000 |
| 91 | ALECIA M. GIOVINAZZO MD LLC | STATEN ISLAND | NY | OBSTETRICS/GYNECOLOGY | 2 | 277 | $139,450 | $503 | premium | 0.6% | (718) 494-2690 |
| 92 | DUKE HEALTH INTEGRATED PRACTICE INC | DURHAM | NC | PHYSICIAN ASSISTANT | 3051 | 274 | $103,014 | $376 | premium | 4.5% | (919) 684-8111 |
| 93 | MALAMA IMAGING LLC | AIEA | HI | OBSTETRICS/GYNECOLOGY | 2 | 273 | $63,184 | $231 | premium | 32.0% | (808) 486-6000 |
| 94 | NEW YORK UNIVERSITY | NEW YORK | NM | DIAGNOSTIC RADIOLOGY | 5704 | 272 | $105,476 | $388 | premium | 17.2% | (212) 263-9700 |
| 95 | UNIVERSITY OF TEXAS SOUTHWESTERN MEDICAL CENTER AT DALLAS | DALLAS | TX | PHYSICIAN ASSISTANT | 3200 | 271 | $48,934 | $181 | premium | 2.8% | (214) 633-5555 |
| 96 | LAKE MEDICAL IMAGING AND BREAST CENTER AT THE VILLAGES LLC | LEESBURG | FL | DIAGNOSTIC RADIOLOGY | 22 | 271 | $94,824 | $350 | premium | 1.4% | (352) 787-5858 |
| 97 | SMH PHYSICIAN SERVICES INC | SARASOTA | FL | PHYSICIAN ASSISTANT | 766 | 269 | $83,121 | $309 | premium | 1.3% | — |
| 98 | LEHIGH VALLEY PHYSICIAN GROUP | ALLENTOWN | PA | PHYSICIAN ASSISTANT | 2389 | 266 | $76,570 | $288 | premium | 2.3% | — |
| 99 | LEXINGTON HEALTH INC | WEST COLUMBIA | SC | NURSE PRACTITIONER | 909 | 266 | $89,908 | $338 | premium | 7.6% | (803) 744-4900 |
| 100 | RADIOLOGY ASSOCIATES OF NORTH TEXAS PA | FORT WORTH | TX | DIAGNOSTIC RADIOLOGY | 340 | 262 | $38,676 | $148 | premium | 2.7% | (817) 321-0470 |
Showing the top 100 of 1,355 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 →