41,750 observed fee-for-service (50%) · ~41,471 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 | 36561 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 | TEXAS ONCOLOGY PA | DALLAS | TX | PHYSICIAN ASSISTANT | 995 | 648 | $2,288,616 | $3,532 | premium | 13.6% | — |
| 2 | RADIOLOGY ASSOCIATES OF NORTH TEXAS PA | FORT WORTH | TX | DIAGNOSTIC RADIOLOGY | 340 | 550 | $904,892 | $1,645 | premium | 11.6% | (817) 321-0470 |
| 3 | MORI BEAN AND BROOKS INC | ORANGE PARK | FL | DIAGNOSTIC RADIOLOGY | 947 | 467 | $2,617,997 | $5,606 | premium | 9.8% | (904) 399-5550 |
| 4 | PHYSICIANS REFERRAL SERVICE | HOUSTON | TX | NURSE PRACTITIONER | 2696 | 460 | $1,454,674 | $3,162 | premium | 9.7% | (713) 592-5433 |
| 5 | H LEE MOFFITT CANCER CTR AND RES INST LIFE TIME CANCER SCRN CTR INC | TAMPA | FL | PHYSICIAN ASSISTANT | 1103 | 444 | $787,227 | $1,773 | premium | 9.4% | (813) 745-4673 |
| 6 | SONORAN RADIOLOGY LTD | MESA | AZ | DIAGNOSTIC RADIOLOGY | 474 | 423 | $2,767,689 | $6,543 | premium | 21.0% | (832) 915-2534 |
| 7 | KANSAS UNIVERSITY PHYSICIANS INC | KANSAS CITY | KS | NURSE PRACTITIONER | 1815 | 412 | $324,820 | $788 | premium | 26.9% | (913) 588-1227 |
| 8 | NORTHWESTERN MEDICAL FACULTY FOUNDATION | CHICAGO | IL | NURSE PRACTITIONER | 4339 | 369 | $992,492 | $2,690 | premium | 10.0% | — |
| 9 | MAYO CLINIC ARIZONA | PHOENIX | AZ | PHYSICIAN ASSISTANT | 1635 | 309 | $1,363,451 | $4,412 | premium | 15.3% | (800) 603-0558 |
| 10 | CHARLOTTE RADIOLOGY PA | CHARLOTTE | NC | DIAGNOSTIC RADIOLOGY | 218 | 308 | $916,351 | $2,975 | premium | 14.2% | (704) 362-1945 |
| 11 | WASHINGTON UNIVERSITY | SAINT LOUIS | MO | NURSE PRACTITIONER | 3070 | 304 | $1,096,675 | $3,607 | premium | 17.3% | (314) 747-3000 |
| 12 | BRIGHAM AND WOMENS PHYSICIANS ORGANIZATION INC | BOSTON | MA | PHYSICIAN ASSISTANT | 2942 | 300 | $1,256,700 | $4,189 | premium | 14.4% | (617) 732-5500 |
| 13 | CITY OF HOPE MEDICAL FOUNDATION | DUARTE | CA | NURSE PRACTITIONER | 942 | 290 | $390,679 | $1,347 | premium | 4.5% | (626) 256-4673 |
| 14 | NORTHSIDE RADIOLOGY ASSOCIATES LLC | ATLANTA | GA | DIAGNOSTIC RADIOLOGY | 370 | 281 | $1,838,583 | $6,543 | premium | 15.0% | (404) 851-6577 |
| 15 | SUTTER BAY MEDICAL FOUNDATION | PALO ALTO | CA | INTERNAL MEDICINE | 3716 | 278 | $1,853,929 | $6,669 | premium | 4.3% | (415) 600-1020 |
| 16 | PRISMA HEALTH UNIVERSITY MEDICAL GROUP | GREENVILLE | SC | NURSE PRACTITIONER | 2447 | 267 | $386,862 | $1,449 | premium | 19.5% | — |
| 17 | STANFORD HEALTH CARE | STANFORD | CA | DIAGNOSTIC RADIOLOGY | 3039 | 262 | $1,518,105 | $5,794 | premium | 4.1% | (650) 723-4000 |
| 18 | UNIVERSITY OF PENN - MEDICAL GROUP | PHILADELPHIA | PA | PHYSICIAN ASSISTANT | 3505 | 254 | $299,466 | $1,179 | premium | 7.2% | (215) 662-2777 |
| 19 | MASSACHUSETTS GENERAL PHYSICIANS ORGANIZATION INC | BOSTON | MA | DIAGNOSTIC RADIOLOGY | 3532 | 254 | $1,374,338 | $5,411 | premium | 12.2% | (617) 724-0287 |
| 20 | HOUSTON RADIOLOGY ASSOCIATED | HOUSTON | TX | DIAGNOSTIC RADIOLOGY | 103 | 242 | $569,921 | $2,355 | premium | 5.1% | (281) 206-9020 |
| 21 | THE ASSOCIATION OF UNIVERSITY PHYSICIANS | SEATTLE | WA | PHYSICIAN ASSISTANT | 3612 | 234 | $455,686 | $1,947 | premium | 13.2% | (206) 364-0500 |
| 22 | CENTRAL ARKANSAS RADIATION THERAPY INSTITUTE INC | LITTLE ROCK | AR | HEMATOLOGY/ONCOLOGY | 90 | 229 | $752,723 | $3,287 | premium | 24.1% | — |
| 23 | NORTH SHORE-LIJ MEDICAL PC | MANHASSET | NY | PHYSICIAN ASSISTANT | 6294 | 216 | $1,552,392 | $7,187 | premium | 6.5% | — |
| 24 | NEW YORK UNIVERSITY | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 5704 | 215 | $3,473,200 | $16,154 | premium | 6.5% | (212) 263-9700 |
| 25 | THE WEST CLINIC P.C. | GERMANTOWN | TN | NURSE PRACTITIONER | 113 | 214 | $642,477 | $3,002 | premium | 12.5% | (901) 683-0055 |
| 26 | MAYO CLINIC | ROCHESTER | MN | NURSE PRACTITIONER | 4896 | 211 | $646,121 | $3,062 | premium | 17.4% | (507) 284-2511 |
| 27 | TEMPLE FACULTY PRACTICE PLAN INC | PHILADELPHIA | PA | PHYSICIAN ASSISTANT | 1330 | 204 | $308,040 | $1,510 | premium | 5.8% | — |
| 28 | ADVANCED RADIOLOGY SERVICES PC | GRAND RAPIDS | MI | DIAGNOSTIC RADIOLOGY | 249 | 196 | $215,992 | $1,102 | premium | 11.8% | (616) 363-7272 |
| 29 | DIGNITY HEALTH MEDICAL FOUNDATION | FOLSOM | CA | DIAGNOSTIC RADIOLOGY | 1197 | 195 | $958,786 | $4,917 | premium | 3.0% | (916) 983-7476 |
| 30 | SCOTT AND WHITE CLINIC | TEMPLE | TX | PHYSICIAN ASSISTANT | 2435 | 193 | $680,904 | $3,528 | premium | 4.1% | (254) 724-2663 |
| 31 | SUTTER VALLEY MEDICAL FOUNDATION | SACRAMENTO | CA | DIAGNOSTIC RADIOLOGY | 2420 | 184 | $987,595 | $5,367 | premium | 2.9% | (916) 681-8852 |
| 32 | MAYO CLINIC JACKSONVILLE | JACKSONVILLE | FL | NURSE PRACTITIONER | 1587 | 184 | $1,073,272 | $5,833 | premium | 3.9% | (904) 953-2000 |
| 33 | TEXAS RADIOLOGY ASSOCIATES LLP | PLANO | TX | DIAGNOSTIC RADIOLOGY | 153 | 183 | $591,822 | $3,234 | premium | 3.8% | (469) 814-2000 |
| 34 | TRISTATE IMG (IMAGING MEDICAL GROUP) INC | CINCINNATI | OH | DIAGNOSTIC RADIOLOGY | 44 | 166 | $141,858 | $855 | premium | 7.4% | (513) 865-1331 |
| 35 | OSU RADIOLOGY LLC | COLUMBUS | OH | DIAGNOSTIC RADIOLOGY | 174 | 165 | $244,200 | $1,480 | premium | 7.4% | (614) 293-8315 |
| 36 | REGENTS OF THE UNIVERSITY OF CALIFORNIA | SAN DIEGO | CA | DIAGNOSTIC RADIOLOGY | 2057 | 165 | $797,730 | $4,835 | premium | 2.6% | (800) 926-8273 |
| 37 | REGENTS OF THE UNIVERSITY OF MICHIGAN | ANN ARBOR | MI | INTERNAL MEDICINE | 3330 | 164 | $251,431 | $1,533 | premium | 9.9% | (734) 763-5459 |
| 38 | AMERICAN RADIOLOGY CONSULTANTS PLLC | DALLAS | TX | DIAGNOSTIC RADIOLOGY | 121 | 160 | $206,328 | $1,290 | premium | 3.4% | (214) 820-3216 |
| 39 | MEDICAL CENTER RADIOLOGISTS INC | NORFOLK | VA | DIAGNOSTIC RADIOLOGY | 123 | 158 | $164,162 | $1,039 | premium | 6.2% | (757) 466-6870 |
| 40 | UNIVERSITY OF PITTSBURGH PHYSICIANS | PITTSBURGH | PA | DIAGNOSTIC RADIOLOGY | 4291 | 151 | $724,608 | $4,799 | premium | 4.3% | — |
| 41 | COOPER UNIVERSITY RADIOLOGY PC | CAMDEN | NJ | DIAGNOSTIC RADIOLOGY | 68 | 149 | $638,018 | $4,282 | premium | 7.7% | — |
| 42 | HURON VALLEY RADIOLOGY PC | YPSILANTI | MI | DIAGNOSTIC RADIOLOGY | 77 | 149 | $357,449 | $2,399 | premium | 9.0% | (734) 712-8350 |
| 43 | YALE UNIVERSITY | NEW HAVEN | CT | PHYSICIAN ASSISTANT | 2649 | 147 | $992,250 | $6,750 | premium | 29.5% | (203) 688-4242 |
| 44 | THE EMORY CLINIC INC | ATLANTA | GA | NURSE PRACTITIONER | 3484 | 145 | $775,658 | $5,349 | premium | 7.8% | (404) 778-7525 |
| 45 | THE MEDICAL COLLEGE OF WISCONSIN INC | MILWAUKEE | WI | DIAGNOSTIC RADIOLOGY | 2137 | 145 | $966,135 | $6,663 | premium | 11.9% | (414) 955-4263 |
| 46 | UNIVERSITY OF VERMONT MEDICAL CENTER INC | BURLINGTON | VT | PHYSICIAN ASSISTANT | 1194 | 143 | $646,181 | $4,519 | premium | 52.6% | (802) 847-0000 |
| 47 | ENDEAVOR HEALTH MEDICAL GROUP | EVANSTON | IL | NURSE PRACTITIONER | 3380 | 143 | $375,089 | $2,623 | premium | 3.9% | — |
| 48 | SCRIPPS HEALTH | LA JOLLA | CA | PHYSICIAN ASSISTANT | 1431 | 142 | $590,432 | $4,158 | premium | 2.2% | (858) 455-9100 |
| 49 | ROSWELL PARK CANCER INSTITUTE | BUFFALO | NY | NURSE PRACTITIONER | 502 | 140 | $874,875 | $6,249 | premium | 4.2% | (716) 845-2300 |
| 50 | MCV ASSOCIATED PHYSICIANS | RICHMOND | VA | NURSE PRACTITIONER | 1791 | 136 | $667,216 | $4,906 | premium | 5.3% | (804) 828-9000 |
| 51 | DARTMOUTH-HITCHCOCK CLINIC | LEBANON | NH | PHYSICIAN ASSISTANT | 1441 | 135 | $565,947 | $4,192 | premium | 25.2% | (603) 650-5000 |
| 52 | UMASS MEMORIAL MEDICAL GROUP INC | WORCESTER | MA | PHYSICIAN ASSISTANT | 2483 | 134 | $792,744 | $5,916 | premium | 6.5% | (508) 334-1000 |
| 53 | CHRISTIANA CARE HEALTH SERVICES INC | NEWARK | DE | PHYSICIAN ASSISTANT | 1537 | 131 | $135,505 | $1,034 | premium | 51.0% | — |
| 54 | WELLSPAN MEDICAL GROUP | YORK | PA | PHYSICIAN ASSISTANT | 2312 | 131 | $349,901 | $2,671 | premium | 3.7% | — |
| 55 | DIAGNOSTIC X-RAY PHYSICIANS, PSC | LOUISVILLE | KY | DIAGNOSTIC RADIOLOGY | 36 | 129 | $130,857 | $1,014 | premium | 13.1% | (502) 893-1000 |
| 56 | LUMINIS HEALTH MEDICAL GROUP, LLC | ANNAPOLIS | MD | PHYSICIAN ASSISTANT | 544 | 128 | $292,864 | $2,288 | premium | 7.2% | (443) 481-1000 |
| 57 | WEST COUNTY RADIOLOGICAL GROUP INC | SAINT LOUIS | MO | DIAGNOSTIC RADIOLOGY | 104 | 127 | $191,389 | $1,507 | premium | 7.2% | (314) 941-5600 |
| 58 | WICHITA SURGICAL SPECIALISTS PA | WICHITA | KS | GENERAL SURGERY | 60 | 127 | $283,464 | $2,232 | premium | 8.3% | (316) 263-0296 |
| 59 | CENTRA MEDICAL GROUP LLC | LYNCHBURG | VA | NURSE PRACTITIONER | 714 | 126 | $84,672 | $672 | premium | 4.9% | (434) 947-3033 |
| 60 | BANNER CANCER CENTER SPECIALISTS LLC | GILBERT | AZ | PHYSICIAN ASSISTANT | 331 | 125 | $70,123 | $561 | premium | 6.2% | (480) 256-6444 |
| 61 | BAYSTATE MEDICAL PRACTICES INC | SPRINGFIELD | MA | PHYSICIAN ASSISTANT | 1326 | 125 | $108,387 | $867 | premium | 6.0% | — |
| 62 | STATE UNIVERSITY OF IOWA | IOWA CITY | IA | PHYSICIAN ASSISTANT | 1902 | 124 | $662,016 | $5,339 | premium | 13.6% | (319) 678-8201 |
| 63 | UNIVERSITY HOSPITALS MEDICAL GROUP INC | CLEVELAND | OH | NURSE PRACTITIONER | 2232 | 123 | $451,410 | $3,670 | premium | 5.5% | — |
| 64 | MSKCC RADIOLOGY GROUP | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 199 | 123 | $468,529 | $3,809 | premium | 3.7% | (646) 888-5300 |
| 65 | PREMIER SURGICAL ASSOCIATES PLLC | KNOXVILLE | TN | GENERAL SURGERY | 60 | 123 | $289,573 | $2,354 | premium | 7.2% | (865) 690-5263 |
| 66 | ENLOE MEDICAL CENTER | CHICO | CA | DIAGNOSTIC RADIOLOGY | 362 | 122 | $87,718 | $719 | premium | 1.9% | (530) 332-4470 |
| 67 | TOWER HEALTH MEDICAL GROUP | WEST READING | PA | INTERNAL MEDICINE | 590 | 122 | $305,244 | $2,502 | premium | 3.5% | (484) 628-5455 |
| 68 | OU HEALTH PARTNERS INC | OKLAHOMA CITY | OK | PHYSICIAN ASSISTANT | 1160 | 122 | $167,182 | $1,370 | premium | 10.3% | (405) 271-4311 |
| 69 | AVERA MCKENNAN | SIOUX FALLS | SD | NURSE PRACTITIONER | 964 | 122 | $41,311 | $339 | premium | 30.5% | (605) 322-5180 |
| 70 | NORTH SHORE HEMATOLOGY ONCOLOGY ASSOCIATES PC | SMITHTOWN | NY | NURSE PRACTITIONER | 462 | 121 | $664,793 | $5,494 | premium | 3.7% | (631) 751-3000 |
| 71 | HENRY FORD HEALTH SYSTEM | DETROIT | MI | PHYSICIAN ASSISTANT | 2536 | 121 | $160,552 | $1,327 | premium | 7.3% | (313) 916-2600 |
| 72 | FORT COLLINS RADIOLOGIC ASSOCIATES PC | FORT COLLINS | CO | DIAGNOSTIC RADIOLOGY | 63 | 118 | $83,308 | $706 | premium | 13.3% | (970) 495-7000 |
| 73 | REGENTS OF THE UNIV OF CA | SACRAMENTO | CA | DIAGNOSTIC RADIOLOGY | 1608 | 118 | $496,308 | $4,206 | premium | 1.8% | (877) 827-7463 |
| 74 | MECKLENBURG RADIOLOGY ASSOCIATES PA | CHARLOTTE | NC | DIAGNOSTIC RADIOLOGY | 94 | 117 | $121,095 | $1,035 | premium | 5.4% | (704) 332-1291 |
| 75 | UNIVERSITY OF VIRGINIA PHYSICIANS GROUP | CHARLOTTESVILLE | VA | NURSE PRACTITIONER | 1704 | 117 | $352,170 | $3,010 | premium | 4.6% | (434) 924-5959 |
| 76 | UNIVERSITY PHYSICIANS INCORPORATED | AURORA | CO | PHYSICIAN ASSISTANT | 3122 | 117 | $212,223 | $1,814 | premium | 13.2% | (720) 777-1234 |
| 77 | LAHEY CLINIC INC | BURLINGTON | MA | NURSE PRACTITIONER | 1400 | 115 | $161,830 | $1,407 | premium | 5.5% | — |
| 78 | HARVARD MEDICAL FACULTY PHYS AT BETH ISRAEL DEACONESS MED CTR INC | BOSTON | MA | INTERNAL MEDICINE | 1689 | 114 | $125,628 | $1,102 | premium | 5.5% | (781) 983-9088 |
| 79 | BAPTIST HEALTH MEDICAL GROUP INC | LOUISVILLE | KY | NURSE PRACTITIONER | 2448 | 111 | $79,920 | $720 | premium | 11.3% | (502) 928-1050 |
| 80 | LEXINGTON HEALTH INC | WEST COLUMBIA | SC | NURSE PRACTITIONER | 909 | 110 | $357,017 | $3,246 | premium | 8.0% | (803) 744-4900 |
| 81 | RADIOLOGY LTD LLC | TUCSON | AZ | DIAGNOSTIC RADIOLOGY | 102 | 109 | $904,494 | $8,298 | premium | 5.4% | (520) 290-4842 |
| 82 | MCFARLAND CLINIC PC | AMES | IA | PHYSICIAN ASSISTANT | 352 | 108 | $116,529 | $1,079 | premium | 11.8% | (515) 239-4400 |
| 83 | HEALTH FIRST MEDICAL GROUP, LLC | MELBOURNE | FL | NURSE PRACTITIONER | 669 | 107 | $72,974 | $682 | premium | 2.3% | (321) 434-8878 |
| 84 | UNIVERSITY OF LOUISVILLE PHYSICIANS INC | LOUISVILLE | KY | NURSE PRACTITIONER | 1442 | 106 | $283,444 | $2,674 | premium | 10.8% | (502) 629-2398 |
| 85 | CONCORD RADIOLOGY PLLC | WICHITA | OK | DIAGNOSTIC RADIOLOGY | 183 | 104 | $279,136 | $2,684 | premium | 8.8% | (855) 687-7237 |
| 86 | ADVANCED RADIOLOGY P A | BALTIMORE | MD | DIAGNOSTIC RADIOLOGY | 161 | 104 | $113,776 | $1,094 | premium | 5.8% | (888) 972-9700 |
| 87 | ST PAUL PLACE SPECIALISTS, INC. | BALTIMORE | MD | PHYSICIAN ASSISTANT | 337 | 103 | $115,463 | $1,121 | premium | 5.8% | (410) 663-8100 |
| 88 | UNIVERSITY PROFESSIONAL SERVICES | PORTLAND | OR | PHYSICIAN ASSISTANT | 1717 | 102 | $343,268 | $3,365 | premium | 10.3% | (503) 494-8311 |
| 89 | RADIOLOGY CONSULTANTS OF IOWA PLC | CEDAR RAPIDS | IA | DIAGNOSTIC RADIOLOGY | 72 | 102 | $199,614 | $1,957 | premium | 11.2% | (319) 364-0121 |
| 90 | RADIA INC P S | SEATTLE | WA | DIAGNOSTIC RADIOLOGY | 270 | 101 | $398,294 | $3,944 | premium | 5.7% | (206) 320-3700 |
| 91 | VIRTUA MEDICAL GROUP, PA | VOORHEES | NJ | PHYSICIAN ASSISTANT | 1662 | 101 | $111,302 | $1,102 | premium | 5.2% | (856) 247-7260 |
| 92 | GREATER BALTIMORE MEDICAL CENTER INC | BALTIMORE | MD | HOSPITALIST | 348 | 101 | $206,976 | $2,049 | premium | 5.6% | — |
| 93 | RADIOLOGY AND MEDICAL IMAGERY OF NEWNAN PC | NEWNAN | GA | DIAGNOSTIC RADIOLOGY | 35 | 100 | $129,900 | $1,299 | premium | 5.4% | (770) 400-1000 |
| 94 | WEST VIRGINIA UNIVERSITY MEDICAL CORPORATION | MORGANTOWN | WV | PHYSICIAN ASSISTANT | 1996 | 100 | $97,900 | $979 | premium | 29.8% | (304) 598-4865 |
| 95 | RIVERSIDE RADIOLOGY AND INTERVENTIONAL ASSOCIATES INC | COLUMBUS | OH | DIAGNOSTIC RADIOLOGY | 243 | 99 | $432,438 | $4,368 | premium | 4.4% | (614) 566-5600 |
| 96 | EISENHOWER MEDICAL CENTER | RANCHO MIRAGE | CA | NURSE PRACTITIONER | 457 | 99 | $239,582 | $2,420 | premium | 1.5% | (760) 340-3911 |
| 97 | ASSOCIATION OF UNIVERSITY RADIOLOGISTS, PC | KNOXVILLE | TN | DIAGNOSTIC RADIOLOGY | 35 | 99 | $118,701 | $1,199 | premium | 5.8% | (865) 305-9661 |
| 98 | RUSH UNIVERSITY MEDICAL GROUP | CHICAGO | IL | PHYSICIAN ASSISTANT | 1496 | 96 | $367,392 | $3,827 | premium | 2.6% | (312) 563-2875 |
| 99 | SPARTANBURG MEDICAL CENTER | SPARTANBURG | SC | NURSE PRACTITIONER | 1070 | 96 | $367,958 | $3,833 | premium | 7.0% | (864) 587-3000 |
| 100 | COMMONWEALTH RADIOLOGY PC | RICHMOND | VA | DIAGNOSTIC RADIOLOGY | 49 | 94 | $78,960 | $840 | premium | 3.7% | (804) 288-8327 |
Showing the top 100 of 768 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 →