88307 — Pathology examination of tissue using a microscope, moderately high complexity
668,774 observed fee-for-service (50%) · ~682,002 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; 3 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 | 88307 svcs | Submitted charges | Avg charge | Medicare $ locked column | Share* | Phone |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | MEMORIAL PATHOLOGY GROUP | NEW YORK | NY | PATHOLOGY | 98 | 11,284 | $4,541,586 | $402 | premium | 19.0% | (212) 639-2000 |
| 2 | PHYSICIANS REFERRAL SERVICE | HOUSTON | TX | NURSE PRACTITIONER | 2696 | 7,491 | $4,463,884 | $596 | premium | 12.4% | (713) 592-5433 |
| 3 | BRIGHAM AND WOMENS PHYSICIANS ORGANIZATION INC | BOSTON | MA | PHYSICIAN ASSISTANT | 2942 | 5,981 | $2,079,955 | $348 | premium | 15.4% | (617) 732-5500 |
| 4 | MAYO CLINIC | ROCHESTER | MN | NURSE PRACTITIONER | 4896 | 5,357 | $2,232,136 | $417 | premium | 32.1% | (507) 284-2511 |
| 5 | NORTH SHORE-LIJ MEDICAL PC | MANHASSET | NY | PHYSICIAN ASSISTANT | 6294 | 5,330 | $2,200,451 | $413 | premium | 9.0% | — |
| 6 | ASSOCIATED PATHOLOGISTS, LLC | NASHVILLE | TN | PATHOLOGY | 135 | 4,969 | $1,210,140 | $244 | premium | 22.3% | (615) 221-4400 |
| 7 | NEW YORK UNIVERSITY | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 5704 | 4,922 | $3,518,924 | $715 | premium | 8.3% | (212) 263-9700 |
| 8 | UNIVERSITY OF PENN - MEDICAL GROUP | PHILADELPHIA | PA | PHYSICIAN ASSISTANT | 3505 | 4,665 | $1,860,519 | $399 | premium | 10.7% | (215) 662-2777 |
| 9 | CELLNETIX PATHOLOGY PLLC | SEATTLE | WA | PATHOLOGY | 58 | 4,623 | $1,694,097 | $366 | premium | 22.1% | (206) 320-2000 |
| 10 | INCYTE PATHOLOGY PS | SPOKANE VALLEY | WA | PATHOLOGY | 45 | 4,577 | $769,005 | $168 | premium | 21.8% | (509) 892-2700 |
| 11 | MASSACHUSETTS GENERAL PHYSICIANS ORGANIZATION INC | BOSTON | MA | DIAGNOSTIC RADIOLOGY | 3532 | 4,388 | $1,524,073 | $347 | premium | 11.3% | (617) 724-0287 |
| 12 | STANFORD HEALTH CARE | STANFORD | CA | DIAGNOSTIC RADIOLOGY | 3039 | 4,243 | $4,211,663 | $993 | premium | 5.0% | (650) 723-4000 |
| 13 | H LEE MOFFITT CANCER CTR AND RES INST LIFE TIME CANCER SCRN CTR INC | TAMPA | FL | PHYSICIAN ASSISTANT | 1103 | 4,181 | $1,319,951 | $316 | premium | 6.8% | (813) 745-4673 |
| 14 | CENTRAL FLORIDA PATHOLOGY ASSOCIATES PA | ORLANDO | FL | PATHOLOGY | 23 | 4,178 | $1,441,410 | $345 | premium | 6.8% | (407) 363-6611 |
| 15 | HURT, JACKNOW, MOORE, CONNOR, WELLS, MICHELS, YURCO, LISTROM AND HUANG | AUSTIN | TX | PATHOLOGY | 47 | 4,084 | $1,732,235 | $424 | premium | 6.7% | (512) 579-4000 |
| 16 | OSU PATHOLOGY SERVICES, LLC | COLUMBUS | OH | PATHOLOGY | 63 | 3,989 | $1,584,725 | $397 | premium | 12.4% | (614) 293-5905 |
| 17 | CITY OF HOPE MEDICAL FOUNDATION | DUARTE | CA | NURSE PRACTITIONER | 942 | 3,630 | $1,420,523 | $391 | premium | 4.3% | (626) 256-4673 |
| 18 | METHODIST PATHOLOGY ASSOCIATES PLLC | HOUSTON | TX | PATHOLOGY | 80 | 3,606 | $379,891 | $105 | premium | 6.0% | (713) 394-6450 |
| 19 | MIDWEST DIAGNOSTIC PATHOLOGY, S.C. | PARK RIDGE | IL | PATHOLOGY | 45 | 3,508 | $785,792 | $224 | premium | 9.7% | (847) 723-2210 |
| 20 | DRS CLACK SPENCER WHITE AND MCCORMACK PA | SARASOTA | FL | PATHOLOGY | 13 | 3,492 | $1,083,941 | $310 | premium | 5.7% | (941) 362-8900 |
| 21 | CEDARS-SINAI MEDICAL CARE FOUNDATION | LOS ANGELES | CA | PHYSICIAN ASSISTANT | 1699 | 3,488 | $1,033,090 | $296 | premium | 4.1% | (310) 423-0674 |
| 22 | WASHINGTON UNIVERSITY | SAINT LOUIS | MO | NURSE PRACTITIONER | 3070 | 3,442 | $1,210,356 | $352 | premium | 17.5% | (314) 747-3000 |
| 23 | PATHOLOGY SPECIALIST OF ARIZONA, LLP | PHOENIX | AZ | PATHOLOGY | 66 | 3,420 | $510,410 | $149 | premium | 16.8% | (602) 685-5211 |
| 24 | COMPREHENSIVE PATHOLOGY ASSOCIATES, P.A. | MIAMI | FL | PATHOLOGY | 20 | 3,415 | $1,914,955 | $561 | premium | 5.5% | (786) 596-6525 |
| 25 | PATHOLOGY ASSOCIATES OF GREENVILLE | GREENVILLE | SC | PATHOLOGY | 34 | 3,414 | $1,363,170 | $399 | premium | 19.5% | (864) 295-3492 |
| 26 | MAYO CLINIC ARIZONA | PHOENIX | AZ | PHYSICIAN ASSISTANT | 1635 | 3,348 | $1,013,267 | $303 | premium | 16.5% | (800) 603-0558 |
| 27 | INOVA HEALTH CARE SERVICES - PATHOLOGY | FAIRFAX | VA | PATHOLOGY | 45 | 3,346 | $1,134,000 | $339 | premium | 13.9% | (703) 391-3600 |
| 28 | NORTHWESTERN MEDICAL FACULTY FOUNDATION | CHICAGO | IL | NURSE PRACTITIONER | 4339 | 3,287 | $1,425,060 | $434 | premium | 9.1% | — |
| 29 | UNIVERSITY OF PITTSBURGH PHYSICIANS | PITTSBURGH | PA | DIAGNOSTIC RADIOLOGY | 4291 | 3,281 | $1,230,738 | $375 | premium | 7.5% | — |
| 30 | MORRISTOWN PATHOLOGY ASSOCIATES PA | MORRISTOWN | NJ | PATHOLOGY | 25 | 3,240 | $954,602 | $295 | premium | 15.0% | (973) 971-5600 |
| 31 | SUMMIT PATHOLOGY | LOVELAND | CO | PATHOLOGY | 26 | 3,227 | $886,950 | $275 | premium | 24.9% | (970) 212-0530 |
| 32 | INTEGRATED REGIONAL LABORATORIES PATHOLOGY SERVICES, LLC | ATLANTIS | FL | PATHOLOGY | 133 | 3,225 | $1,504,406 | $466 | premium | 5.2% | (561) 548-3639 |
| 33 | UNIVERSITY OF KANSAS HOSPITAL AUTHORITY | KANSAS CITY | KS | NURSE PRACTITIONER | 243 | 3,209 | $1,598,404 | $498 | premium | 27.9% | (913) 588-7743 |
| 34 | DIAGNOSTIC PATHOLOGY MEDICAL GROUP INC | SACRAMENTO | CA | PATHOLOGY | 32 | 3,205 | $704,234 | $220 | premium | 3.8% | (916) 447-6267 |
| 35 | UCLA PATHOLOGY AND LABORATORY MEDICINE GROUP | LOS ANGELES | CA | PATHOLOGY | 65 | 3,034 | $1,279,539 | $422 | premium | 3.6% | (310) 267-2625 |
| 36 | BEAUMONT MEDICAL GROUP HOSPITAL BASED SERVICES | TROY | MI | DIAGNOSTIC RADIOLOGY | 583 | 2,965 | $1,058,810 | $357 | premium | 13.9% | (248) 964-1187 |
| 37 | VANDERBILT UNIVERSITY MEDICAL CENTER | NASHVILLE | TN | NURSE PRACTITIONER | 3394 | 2,945 | $1,182,473 | $402 | premium | 13.2% | (615) 322-5000 |
| 38 | THE ASSOCIATION OF UNIVERSITY PHYSICIANS | SEATTLE | WA | PHYSICIAN ASSISTANT | 3612 | 2,941 | $726,481 | $247 | premium | 14.0% | (206) 364-0500 |
| 39 | PATHOLOGY AND LABORATORY MEDICINE, PC | ATLANTA | GA | PATHOLOGY | 27 | 2,936 | $996,762 | $339 | premium | 13.9% | (770) 458-6103 |
| 40 | UNIVERSITY OF WISCONSIN MEDICAL FOUNDATION INC | MADISON | WI | PHYSICIAN ASSISTANT | 2523 | 2,928 | $1,754,350 | $599 | premium | 17.6% | (608) 287-2050 |
| 41 | MAYO CLINIC JACKSONVILLE | JACKSONVILLE | FL | NURSE PRACTITIONER | 1587 | 2,915 | $1,453,384 | $499 | premium | 4.7% | (904) 953-2000 |
| 42 | CORPATH LTD | COLUMBUS | OH | PATHOLOGY | 26 | 2,891 | $1,014,741 | $351 | premium | 9.0% | (614) 566-4945 |
| 43 | DUKE HEALTH INTEGRATED PRACTICE INC | DURHAM | NC | PHYSICIAN ASSISTANT | 3051 | 2,879 | $850,526 | $295 | premium | 11.8% | (919) 684-8111 |
| 44 | UNIVERSITY OF CALIFORNIA SAN FRANCISCO | SAN FRANCISCO | CA | DIAGNOSTIC RADIOLOGY | 1842 | 2,791 | $1,406,374 | $504 | premium | 3.3% | (415) 476-4029 |
| 45 | MAIN LINE PATHOLOGY ASSOCIATES, PC | BRYN MAWR | PA | PATHOLOGY | 10 | 2,723 | $950,327 | $349 | premium | 6.2% | (484) 337-4570 |
| 46 | THE DELTA PATHOLOGY GROUP LLC | SHREVEPORT | LA | PATHOLOGY | 28 | 2,646 | $772,695 | $292 | premium | 25.0% | (318) 364-2000 |
| 47 | RUFFOLO HOOPER AND ASSOCIATES MD PA | TAMPA | FL | PATHOLOGY | 44 | 2,558 | $793,926 | $310 | premium | 4.2% | (813) 971-6000 |
| 48 | PATHOLOGY SCIENCES MEDICAL GROUP PC | NORFOLK | VA | PATHOLOGY | 26 | 2,551 | $810,498 | $318 | premium | 10.6% | (757) 668-3221 |
| 49 | ENDEAVOR HEALTH MEDICAL GROUP | EVANSTON | IL | NURSE PRACTITIONER | 3380 | 2,530 | $706,431 | $279 | premium | 7.0% | — |
| 50 | SCRIPPS HEALTH | LA JOLLA | CA | PHYSICIAN ASSISTANT | 1431 | 2,497 | $774,218 | $310 | premium | 2.9% | (858) 455-9100 |
| 51 | UNIVERSITY PHYSICIANS INCORPORATED | AURORA | CO | PHYSICIAN ASSISTANT | 3122 | 2,487 | $877,074 | $353 | premium | 19.2% | (720) 777-1234 |
| 52 | PATHOLOGISTS BIO-MEDICAL LABORATORIES PLLC | DALLAS | TX | PATHOLOGY | 48 | 2,447 | $1,122,714 | $459 | premium | 4.0% | — |
| 53 | UNIVERSITY OF MIAMI | MIAMI | FL | NURSE PRACTITIONER | 2331 | 2,409 | $768,528 | $319 | premium | 3.9% | (305) 689-5437 |
| 54 | USC CARE MEDICAL GROUP INC | LOS ANGELES | CA | DIAGNOSTIC RADIOLOGY | 1374 | 2,385 | $790,128 | $331 | premium | 2.8% | (800) 872-2273 |
| 55 | SCOTT AND WHITE CLINIC | TEMPLE | TX | PHYSICIAN ASSISTANT | 2435 | 2,372 | $1,268,180 | $535 | premium | 3.9% | (254) 724-2663 |
| 56 | CHRISTIANA CARE HEALTH SERVICES INC | NEWARK | DE | PHYSICIAN ASSISTANT | 1537 | 2,345 | $518,762 | $221 | premium | 59.6% | — |
| 57 | YOSEMITE PATHOLOGY MEDICAL GROUP INC | MODESTO | CA | PATHOLOGY | 43 | 2,314 | $471,032 | $204 | premium | 2.7% | (209) 577-1200 |
| 58 | REGENTS OF THE UNIVERSITY OF MICHIGAN | ANN ARBOR | MI | INTERNAL MEDICINE | 3330 | 2,269 | $1,080,977 | $476 | premium | 10.6% | (734) 763-5459 |
| 59 | CAROLINAS PATHOLOGY GROUP PA | CHARLOTTE | NC | PATHOLOGY | 50 | 2,248 | $710,780 | $316 | premium | 9.2% | (704) 304-5988 |
| 60 | UNIVERSITY OF VIRGINIA PHYSICIANS GROUP | CHARLOTTESVILLE | VA | NURSE PRACTITIONER | 1704 | 2,219 | $746,434 | $336 | premium | 9.2% | (434) 924-5959 |
| 61 | HOSPITAL PATHOLOGY ASSOCIATES, PA | MINNEAPOLIS | MN | PATHOLOGY | 45 | 2,203 | $951,696 | $432 | premium | 13.2% | (612) 767-8370 |
| 62 | STATE UNIVERSITY OF IOWA | IOWA CITY | IA | PHYSICIAN ASSISTANT | 1902 | 2,202 | $921,672 | $419 | premium | 19.6% | (319) 678-8201 |
| 63 | UNIVERSITY OF TEXAS SOUTHWESTERN MEDICAL CENTER AT DALLAS | DALLAS | TX | PHYSICIAN ASSISTANT | 3200 | 2,188 | $837,471 | $383 | premium | 3.6% | (214) 633-5555 |
| 64 | TEMPLE FACULTY PRACTICE PLAN INC | PHILADELPHIA | PA | PHYSICIAN ASSISTANT | 1330 | 2,186 | $576,961 | $264 | premium | 5.0% | — |
| 65 | UNIVERSITY OF ALABAMA HEALTH SERVICES FOUNDATION, PC | BIRMINGHAM | AL | NURSE PRACTITIONER | 2788 | 2,183 | $983,254 | $450 | premium | 19.5% | (205) 934-3460 |
| 66 | SOUTH TEXAS PATHOLOGY ASSOCIATES LLP | SAN ANTONIO | TX | PATHOLOGY | 25 | 2,155 | $1,128,981 | $524 | premium | 3.6% | (210) 558-6288 |
| 67 | GREAT LAKES PATHOLOGISTS SC | WEST ALLIS | WI | PATHOLOGY | 55 | 2,148 | $1,275,987 | $594 | premium | 12.9% | (414) 328-7950 |
| 68 | HARVARD MEDICAL FACULTY PHYS AT BETH ISRAEL DEACONESS MED CTR INC | BOSTON | MA | INTERNAL MEDICINE | 1689 | 2,147 | $607,641 | $283 | premium | 5.5% | (781) 983-9088 |
| 69 | TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK | NEW YORK | NY | NURSE PRACTITIONER | 2273 | 2,138 | $901,224 | $422 | premium | 3.6% | (212) 305-8559 |
| 70 | PRESBYTERIAN PATHOLOGY GROUP PLLC | CHARLOTTE | NC | PATHOLOGY | 22 | 2,123 | $615,670 | $290 | premium | 8.7% | (704) 384-4814 |
| 71 | TREASURE COAST PATHOLOGY, PA | STUART | FL | PATHOLOGY | 11 | 2,064 | $825,600 | $400 | premium | 3.3% | (772) 288-5853 |
| 72 | REGENTS OF THE UNIVERSITY OF CALIFORNIA | SAN DIEGO | CA | DIAGNOSTIC RADIOLOGY | 2057 | 2,057 | $649,530 | $316 | premium | 2.4% | (800) 926-8273 |
| 73 | PATHOLOGY LABORATORY ASSOCIATES, INC. | TULSA | OK | PATHOLOGY | 25 | 2,033 | $353,193 | $174 | premium | 21.3% | (918) 388-5720 |
| 74 | AMERIPATH INDIANAPOLIS PC | INDIANAPOLIS | IN | PATHOLOGY | 35 | 2,004 | $736,799 | $368 | premium | 11.4% | (317) 275-8072 |
| 75 | SPECTRUM HEALTHCARE PARTNERS PA | PORTLAND | ME | DIAGNOSTIC RADIOLOGY | 281 | 1,999 | $496,971 | $249 | premium | 52.5% | (207) 828-2160 |
| 76 | WILMINGTON PATHOLOGY ASSOCIATES PA | WILMINGTON | NC | PATHOLOGY | 9 | 1,998 | $710,952 | $356 | premium | 8.2% | (910) 362-9511 |
| 77 | DARTMOUTH-HITCHCOCK CLINIC | LEBANON | NH | PHYSICIAN ASSISTANT | 1441 | 1,977 | $2,061,591 | $1,043 | premium | 38.5% | (603) 650-5000 |
| 78 | PATHOLOGY MEDICAL SERVICES PC | LINCOLN | NE | PATHOLOGY | 12 | 1,954 | $690,750 | $354 | premium | 25.4% | (402) 465-1900 |
| 79 | LAHEY CLINIC INC | BURLINGTON | MA | NURSE PRACTITIONER | 1400 | 1,928 | $663,091 | $344 | premium | 5.0% | — |
| 80 | ARKANSAS PATHOLOGY ASSOCIATES PA | LITTLE ROCK | AR | PATHOLOGY | 11 | 1,905 | $509,660 | $268 | premium | 22.3% | (501) 663-4116 |
| 81 | CALIFORNIA PACIFIC PATHOLOGY MEDICAL GROUP | SAN FRANCISCO | CA | PATHOLOGY | 11 | 1,901 | $941,338 | $495 | premium | 2.2% | (415) 600-6000 |
| 82 | UNIVERSITY HOSPITALS MEDICAL GROUP INC | CLEVELAND | OH | NURSE PRACTITIONER | 2232 | 1,885 | $414,240 | $220 | premium | 5.9% | — |
| 83 | RUTGERS HEALTH-RWJ PEDIATRIC CRITICAL CARE | NEW BRUNSWICK | NJ | PATHOLOGY | 151 | 1,850 | $987,648 | $534 | premium | 8.6% | (732) 937-8651 |
| 84 | PATHOLOGY AND LABORATORY CONSULTANTS OF LONG ISLAND PLLC | WEST ISLIP | NY | PATHOLOGY | 20 | 1,812 | $462,060 | $255 | premium | 3.0% | (631) 376-3990 |
| 85 | UNIVERSITY MEDICAL ASSOCIATES OF THE MEDICAL UNIVERSITY OF SOUTH CAROL | CHARLESTON | SC | PHYSICIAN ASSISTANT | 1692 | 1,797 | $762,092 | $424 | premium | 10.3% | (843) 792-1414 |
| 86 | PATHOLOGY GROUP PC | OKLAHOMA CITY | OK | PATHOLOGY | 9 | 1,750 | $681,412 | $389 | premium | 18.3% | (405) 272-7065 |
| 87 | WELLSTAR MEDICAL GROUP LLC | MARIETTA | GA | NURSE PRACTITIONER | 3060 | 1,728 | $519,903 | $301 | premium | 8.2% | (770) 422-2004 |
| 88 | THE MEDICAL COLLEGE OF WISCONSIN INC | MILWAUKEE | WI | DIAGNOSTIC RADIOLOGY | 2137 | 1,724 | $1,215,010 | $705 | premium | 10.4% | (414) 955-4263 |
| 89 | CHIPPS, CAFFREY AND DUBILIER, P.S.C | LEXINGTON | KY | PATHOLOGY | 19 | 1,705 | $378,613 | $222 | premium | 13.8% | (859) 278-9513 |
| 90 | REGENTS OF THE UNIV OF CA | SACRAMENTO | CA | DIAGNOSTIC RADIOLOGY | 1608 | 1,679 | $537,680 | $320 | premium | 2.0% | (877) 827-7463 |
| 91 | UNIVERSITY OF CHICAGO | CHICAGO | IL | NURSE PRACTITIONER | 1662 | 1,657 | $1,039,232 | $627 | premium | 4.6% | (888) 824-0200 |
| 92 | METRO SOUTH PATHOLOGY, INC. | SOUTH WEYMOUTH | MA | PATHOLOGY | 5 | 1,654 | $471,390 | $285 | premium | 4.2% | (781) 340-8397 |
| 93 | WEILL MEDICAL COLLEGE OF CORNELL | NEW YORK | NY | INTERNAL MEDICINE | 2053 | 1,654 | $1,408,125 | $851 | premium | 2.8% | (212) 746-5454 |
| 94 | NEWPORT HARBOR PATHOLOGY MEDICAL GROUP INC | NEWPORT BEACH | CA | PATHOLOGY | 26 | 1,649 | $604,061 | $366 | premium | 1.9% | (949) 891-1297 |
| 95 | FORWARD PATHOLOGY SOLUTIONS, LLC | RICHMOND | VA | PATHOLOGY | 26 | 1,644 | $767,632 | $467 | premium | 6.8% | (804) 289-4852 |
| 96 | MEDSTAR MEDICAL GROUP II LLC | WASHINGTON | MD | PHYSICIAN ASSISTANT | 3707 | 1,612 | $404,610 | $251 | premium | 7.4% | (202) 429-2401 |
| 97 | PHYSICIANS LABORATORY LTD | SIOUX FALLS | SD | PATHOLOGY | 15 | 1,593 | $478,725 | $301 | premium | 34.8% | (605) 322-7200 |
| 98 | PENINSULA PATHOLOGISTS MEDICAL GROUP INC | MOUNTAIN VIEW | CA | PATHOLOGY | 16 | 1,592 | $430,190 | $270 | premium | 1.9% | (650) 616-2951 |
| 99 | UTAH PATHOLOGY SERVICES INC | MURRAY | UT | PATHOLOGY | 28 | 1,586 | $515,263 | $325 | premium | 21.7% | (801) 266-0055 |
| 100 | HACKENSACK PATHOLOGY ASSOCIATES, LLC | HACKENSACK | NJ | PATHOLOGY | 18 | 1,582 | $558,980 | $353 | premium | 7.3% | (201) 996-2000 |
Showing the top 100 of 839 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 →