78264 — Nuclear medicine study of stomach to assess emptying
12,079 observed fee-for-service (49%) · ~12,510 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 | 78264 svcs | Submitted charges | Avg charge | Medicare $ locked column | Share* | Phone |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | RADIOLOGY ASSOCIATES OF NORTH TEXAS PA | FORT WORTH | TX | DIAGNOSTIC RADIOLOGY | 340 | 226 | $33,075 | $146 | premium | 11.4% | (817) 321-0470 |
| 2 | SUTTER VALLEY MEDICAL FOUNDATION | SACRAMENTO | CA | DIAGNOSTIC RADIOLOGY | 2420 | 217 | $189,009 | $871 | premium | 9.1% | (916) 681-8852 |
| 3 | PROGRESSIVE PHYSICIAN ASSOC INC | PHILLIPSBURG | PA | DIAGNOSTIC RADIOLOGY | 160 | 214 | $31,886 | $149 | premium | 12.3% | (908) 859-6700 |
| 4 | ARKANSAS HEALTH GROUP | LITTLE ROCK | AR | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 666 | 205 | $31,848 | $155 | premium | 37.1% | (501) 202-2093 |
| 5 | STANFORD HEALTH CARE | STANFORD | CA | DIAGNOSTIC RADIOLOGY | 3039 | 194 | $104,178 | $537 | premium | 8.1% | (650) 723-4000 |
| 6 | UT PHYSICIANS | HOUSTON | TX | NURSE PRACTITIONER | 1758 | 183 | $48,290 | $264 | premium | 9.2% | (713) 566-5000 |
| 7 | CHARLOTTE RADIOLOGY PA | CHARLOTTE | NC | DIAGNOSTIC RADIOLOGY | 218 | 177 | $41,241 | $233 | premium | 16.2% | (704) 362-1945 |
| 8 | MASSACHUSETTS GENERAL PHYSICIANS ORGANIZATION INC | BOSTON | MA | DIAGNOSTIC RADIOLOGY | 3532 | 172 | $26,835 | $156 | premium | 24.8% | (617) 724-0287 |
| 9 | LAKELAND RADIOLOGISTS P A | FLOWOOD | MS | DIAGNOSTIC RADIOLOGY | 29 | 166 | $31,374 | $189 | premium | 30.0% | (601) 936-2390 |
| 10 | NEW YORK UNIVERSITY | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 5704 | 165 | $63,882 | $387 | premium | 12.4% | (212) 263-9700 |
| 11 | EASTERN RADIOLOGISTS INC | GREENVILLE | NC | DIAGNOSTIC RADIOLOGY | 93 | 156 | $18,564 | $119 | premium | 14.3% | (252) 752-5000 |
| 12 | HOUSTON RADIOLOGY ASSOCIATED | HOUSTON | TX | DIAGNOSTIC RADIOLOGY | 103 | 144 | $42,979 | $298 | premium | 7.3% | (281) 206-9020 |
| 13 | ADVANCED RADIOLOGY P A | BALTIMORE | MD | DIAGNOSTIC RADIOLOGY | 161 | 142 | $103,707 | $730 | premium | 19.7% | (888) 972-9700 |
| 14 | COMMONWEALTH RADIOLOGY PC | RICHMOND | VA | DIAGNOSTIC RADIOLOGY | 49 | 137 | $17,810 | $130 | premium | 15.3% | (804) 288-8327 |
| 15 | ADVANCED RADIOLOGY SERVICES PC | GRAND RAPIDS | MI | DIAGNOSTIC RADIOLOGY | 249 | 136 | $20,889 | $154 | premium | 21.8% | (616) 363-7272 |
| 16 | FLORIDA CLINICAL PRACTICE ASSOCIATION INC | GAINESVILLE | FL | NURSE PRACTITIONER | 1912 | 133 | $28,123 | $211 | premium | 5.2% | (352) 265-8990 |
| 17 | ROPER RADIOLOGISTS PA | CHARLESTON | SC | DIAGNOSTIC RADIOLOGY | 40 | 131 | $50,697 | $387 | premium | 27.6% | (843) 724-2161 |
| 18 | RADIOLOGY PHYSICIANS INC | DAYTON | OH | DIAGNOSTIC RADIOLOGY | 61 | 129 | $17,802 | $138 | premium | 11.8% | (937) 208-8000 |
| 19 | ZWANGER AND PESIRI RADIOLOGY GROUP LLP | LINDENHURST | NY | DIAGNOSTIC RADIOLOGY | 91 | 123 | $54,540 | $443 | premium | 9.2% | (631) 225-7200 |
| 20 | RIVERSIDE RADIOLOGY AND INTERVENTIONAL ASSOCIATES INC | COLUMBUS | OH | DIAGNOSTIC RADIOLOGY | 243 | 116 | $20,300 | $175 | premium | 10.6% | (614) 566-5600 |
| 21 | DUKE HEALTH INTEGRATED PRACTICE INC | DURHAM | NC | PHYSICIAN ASSISTANT | 3051 | 115 | $21,390 | $186 | premium | 10.6% | (919) 684-8111 |
| 22 | MEDICAL CENTER RADIOLOGISTS INC | NORFOLK | VA | DIAGNOSTIC RADIOLOGY | 123 | 113 | $13,334 | $118 | premium | 12.6% | (757) 466-6870 |
| 23 | QUANTUM RADIOLOGY PC | MARIETTA | GA | DIAGNOSTIC RADIOLOGY | 104 | 112 | $20,944 | $187 | premium | 15.7% | (770) 732-4000 |
| 24 | PALM DESERT RADIOLOGY MEDICAL GROUP INC | RANCHO MIRAGE | CA | DIAGNOSTIC RADIOLOGY | 125 | 108 | $10,260 | $95 | premium | 4.5% | (760) 773-1251 |
| 25 | MAYO CLINIC ARIZONA | PHOENIX | AZ | PHYSICIAN ASSISTANT | 1635 | 103 | $138,557 | $1,345 | premium | 16.2% | (800) 603-0558 |
| 26 | NORTH SHORE-LIJ MEDICAL PC | MANHASSET | NY | PHYSICIAN ASSISTANT | 6294 | 102 | $19,306 | $189 | premium | 7.7% | — |
| 27 | KANSAS UNIVERSITY PHYSICIANS INC | KANSAS CITY | KS | NURSE PRACTITIONER | 1815 | 101 | $9,225 | $91 | premium | 32.5% | (913) 588-1227 |
| 28 | LAKE MEDICAL IMAGING AND BREAST CENTER AT THE VILLAGES LLC | LEESBURG | FL | DIAGNOSTIC RADIOLOGY | 22 | 101 | $89,991 | $891 | premium | 4.0% | (352) 787-5858 |
| 29 | MORI BEAN AND BROOKS INC | ORANGE PARK | PA | DIAGNOSTIC RADIOLOGY | 947 | 98 | $55,174 | $563 | premium | 5.6% | (904) 399-5550 |
| 30 | MAYO CLINIC JACKSONVILLE | JACKSONVILLE | FL | NURSE PRACTITIONER | 1587 | 97 | $42,680 | $440 | premium | 3.8% | (904) 953-2000 |
| 31 | EVANSVILLE RADIOLOGY PC | EVANSVILLE | IN | DIAGNOSTIC RADIOLOGY | 29 | 93 | $12,741 | $137 | premium | 16.1% | (812) 422-3254 |
| 32 | REGENTS OF THE UNIV OF CA | SACRAMENTO | CA | DIAGNOSTIC RADIOLOGY | 1608 | 91 | $20,202 | $222 | premium | 3.8% | (877) 827-7463 |
| 33 | PRISMA HEALTH UNIVERSITY MEDICAL GROUP | GREENVILLE | SC | NURSE PRACTITIONER | 2447 | 89 | $10,413 | $117 | premium | 18.7% | — |
| 34 | IHC HEALTH SERVICES INC | MURRAY | UT | PHYSICIAN ASSISTANT | 3944 | 89 | $21,044 | $236 | premium | 100.0% | (801) 261-8346 |
| 35 | UMASS MEMORIAL MEDICAL GROUP INC | WORCESTER | MA | PHYSICIAN ASSISTANT | 2483 | 88 | $16,280 | $185 | premium | 12.7% | (508) 334-1000 |
| 36 | UNIVERSITY PHYSICIANS INCORPORATED | AURORA | CO | PHYSICIAN ASSISTANT | 3122 | 87 | $13,572 | $156 | premium | 15.0% | (720) 777-1234 |
| 37 | COLUMBUS RADIOLOGY CORP | COLUMBUS | PA | DIAGNOSTIC RADIOLOGY | 288 | 83 | $46,729 | $563 | premium | 4.8% | (614) 228-7231 |
| 38 | OSU RADIOLOGY LLC | COLUMBUS | OH | DIAGNOSTIC RADIOLOGY | 174 | 82 | $11,480 | $140 | premium | 7.5% | (614) 293-8315 |
| 39 | SCOTT AND WHITE CLINIC | TEMPLE | TX | PHYSICIAN ASSISTANT | 2435 | 82 | $14,104 | $172 | premium | 4.1% | (254) 724-2663 |
| 40 | BEAUMONT MEDICAL GROUP- SPECIALTY SERVICES | ROYAL OAK | MI | PHYSICIAN ASSISTANT | 833 | 81 | $57,810 | $714 | premium | 13.0% | (248) 898-5058 |
| 41 | UNIVERSITY OF VIRGINIA PHYSICIANS GROUP | CHARLOTTESVILLE | VA | NURSE PRACTITIONER | 1704 | 79 | $8,532 | $108 | premium | 8.8% | (434) 924-5959 |
| 42 | RADIOLOGY IMAGING ASSOCIATES PC | ENGLEWOOD | CO | DIAGNOSTIC RADIOLOGY | 148 | 79 | $12,734 | $161 | premium | 13.6% | (303) 761-9190 |
| 43 | TOLEDO RADIOLOGICAL ASSOCIATES INC | COLDWATER | OH | DIAGNOSTIC RADIOLOGY | 51 | 79 | $8,453 | $107 | premium | 7.2% | (517) 279-5400 |
| 44 | DRS HARRIS BIRKHILL WANG SONGE AND ASSOC PC | DEARBORN | MI | DIAGNOSTIC RADIOLOGY | 62 | 78 | $8,190 | $105 | premium | 12.5% | (313) 593-7301 |
| 45 | MECKLENBURG RADIOLOGY ASSOCIATES PA | CHARLOTTE | NC | DIAGNOSTIC RADIOLOGY | 94 | 75 | $9,750 | $130 | premium | 6.9% | (704) 332-1291 |
| 46 | SDMI, LLC | LAS VEGAS | NV | DIAGNOSTIC RADIOLOGY | 36 | 73 | $69,131 | $947 | premium | 61.9% | (702) 732-6000 |
| 47 | CLEVELAND CLINIC HEALTH SERVICES PROFESSIONAL ASSOCIATION, INC | FRISCO | OR | DIAGNOSTIC RADIOLOGY | 60 | 73 | $23,318 | $319 | premium | 31.7% | (630) 235-2454 |
| 48 | FLORIDA HOSPITAL MEDICAL GROUP INC | ORLANDO | FL | DIAGNOSTIC RADIOLOGY | 321 | 73 | $8,249 | $113 | premium | 2.9% | (407) 303-5600 |
| 49 | KETTERING NETWORK RADIOLOGISTS INC | DAYTON | OH | DIAGNOSTIC RADIOLOGY | 74 | 71 | $11,005 | $155 | premium | 6.5% | (937) 558-3800 |
| 50 | RADIOLOGY REGIONAL CENTER P A | FORT MYERS | FL | DIAGNOSTIC RADIOLOGY | 52 | 70 | $30,909 | $442 | premium | 2.8% | (239) 936-2316 |
| 51 | BAY IMAGING CONSULTANTS MEDICAL GROUP INC | WALNUT CREEK | OH | DIAGNOSTIC RADIOLOGY | 134 | 70 | $39,410 | $563 | premium | 6.4% | (925) 947-5320 |
| 52 | SJHMC PHYSICIAN SERVICES | PHOENIX | AZ | NURSE PRACTITIONER | 690 | 67 | $7,236 | $108 | premium | 10.5% | (602) 406-6017 |
| 53 | DARTMOUTH-HITCHCOCK CLINIC | LEBANON | NH | PHYSICIAN ASSISTANT | 1441 | 67 | $31,917 | $476 | premium | 80.7% | (603) 650-5000 |
| 54 | GUTHRIE MEDICAL GROUP PC | SAYRE | PA | PHYSICIAN ASSISTANT | 804 | 66 | $20,103 | $305 | premium | 3.8% | (570) 888-5858 |
| 55 | OWENSBORO HEALTH MEDICAL GROUP INC | OWENSBORO | KY | NURSE PRACTITIONER | 467 | 65 | $36,595 | $563 | premium | 9.9% | — |
| 56 | RADIOLOGY AND MEDICAL IMAGERY OF NEWNAN PC | NEWNAN | GA | DIAGNOSTIC RADIOLOGY | 35 | 64 | $36,032 | $563 | premium | 9.0% | (770) 400-1000 |
| 57 | WEST COUNTY RADIOLOGICAL GROUP INC | SAINT LOUIS | MO | DIAGNOSTIC RADIOLOGY | 104 | 62 | $10,478 | $169 | premium | 8.1% | (314) 941-5600 |
| 58 | ANCILLARY SERVICES OF PRACTICE ASSOCIATES PA | MORRISTOWN | NJ | DIAGNOSTIC RADIOLOGY | 97 | 62 | $7,936 | $128 | premium | 11.0% | (973) 971-6866 |
| 59 | RADIOLOGY OF HUNSTVILLE PC | HUNTSVILLE | AL | DIAGNOSTIC RADIOLOGY | 63 | 62 | $8,370 | $135 | premium | 24.0% | 2565390457145 |
| 60 | RHODE ISLAND MEDICAL IMAGING INC | EAST PROVIDENCE | RI | DIAGNOSTIC RADIOLOGY | 109 | 61 | $8,845 | $145 | premium | 46.6% | (401) 626-3900 |
| 61 | THE CURATORS OF THE UNIVERSITY OF MISSOURI | COLUMBIA | MO | PHYSICIAN ASSISTANT | 1116 | 61 | $9,150 | $150 | premium | 7.9% | (573) 882-2667 |
| 62 | RADIOLOGY ASSOCIATES OF ABILENE PA | ABILENE | TX | DIAGNOSTIC RADIOLOGY | 25 | 61 | $8,296 | $136 | premium | 3.1% | (325) 670-2000 |
| 63 | THE MILTON S HERSHEY MEDICAL CENTER PHYSICIANS GROUP | HERSHEY | PA | PHYSICIAN ASSISTANT | 1599 | 58 | $7,531 | $130 | premium | 3.3% | (717) 531-5638 |
| 64 | DIGNITY HEALTH MEDICAL FOUNDATION | FOLSOM | CA | DIAGNOSTIC RADIOLOGY | 1197 | 55 | $9,651 | $175 | premium | 2.3% | (916) 983-7476 |
| 65 | RADIOLOGY CONSULTANTS PC | OMAHA | MD | DIAGNOSTIC RADIOLOGY | 46 | 54 | $6,858 | $127 | premium | 7.5% | (402) 717-4760 |
| 66 | RADIOLOGY INC | GOSHEN | IN | DIAGNOSTIC RADIOLOGY | 35 | 54 | $9,903 | $183 | premium | 9.3% | (574) 535-2693 |
| 67 | RWJBH OBSERVATION ASSOCIATES LLC | SOMERVILLE | NJ | PHYSICIAN ASSISTANT | 937 | 54 | $17,196 | $318 | premium | 9.6% | (908) 685-2200 |
| 68 | RADIOLOGY ASSOCIATES LLC | BATON ROUGE | LA | DIAGNOSTIC RADIOLOGY | 79 | 53 | $8,283 | $156 | premium | 15.1% | (225) 757-0552 |
| 69 | ASHLAND HOSPITAL CORPORATION | ASHLAND | KY | NURSE PRACTITIONER | 170 | 53 | $5,724 | $108 | premium | 8.1% | (606) 324-8060 |
| 70 | RADIOLOGY ASSOCIATES OF WYOMING VALLEY INC | WILKES BARRE | PA | DIAGNOSTIC RADIOLOGY | 11 | 53 | $6,201 | $117 | premium | 3.0% | (877) 235-7686 |
| 71 | TEMPLE FACULTY PRACTICE PLAN INC | PHILADELPHIA | PA | PHYSICIAN ASSISTANT | 1330 | 53 | $6,890 | $130 | premium | 3.0% | — |
| 72 | HAMPTON ROADS RADIOLOGY ASSOCIATES PC | VIRGINIA BEACH | VA | DIAGNOSTIC RADIOLOGY | 37 | 51 | $6,834 | $134 | premium | 5.7% | (757) 916-9630 |
| 73 | KETTERING NETWORK RADIOLOGISTS INC | DAYTON | PA | DIAGNOSTIC RADIOLOGY | 74 | 50 | $7,750 | $155 | premium | 2.9% | (937) 558-3800 |
| 74 | REGENTS OF THE UNIVERSITY OF CALIFORNIA | SAN DIEGO | CA | DIAGNOSTIC RADIOLOGY | 2057 | 50 | $19,290 | $386 | premium | 2.1% | (800) 926-8273 |
| 75 | SOUTH GEORGIA RADIOLOGY ASSOCIATES LLC | BAXLEY | GA | DIAGNOSTIC RADIOLOGY | 35 | 50 | $9,200 | $184 | premium | 7.0% | (912) 367-9841 |
| 76 | SMB RADIOLOGY P A | GULFPORT | MS | DIAGNOSTIC RADIOLOGY | 23 | 49 | $9,310 | $190 | premium | 8.8% | (228) 314-7226 |
| 77 | GRAND TRAVERSE RADIOLOGISTS PC | TRAVERSE CITY | MI | DIAGNOSTIC RADIOLOGY | 32 | 49 | $5,733 | $117 | premium | 7.9% | (231) 935-5000 |
| 78 | MORI BEAN AND BROOKS INC | ORANGE PARK | FL | DIAGNOSTIC RADIOLOGY | 947 | 48 | $19,848 | $414 | premium | 1.9% | (904) 399-5550 |
| 79 | NORTHSIDE RADIOLOGY ASSOCIATES LLC | ATLANTA | GA | DIAGNOSTIC RADIOLOGY | 370 | 48 | $27,024 | $563 | premium | 6.7% | (404) 851-6577 |
| 80 | RADIOLOGY ASSOCIATES OF VENICE AND ENGLEWOOD PA | VENICE | FL | DIAGNOSTIC RADIOLOGY | 8 | 47 | $27,578 | $587 | premium | 1.9% | (941) 486-3483 |
| 81 | BLUE RIDGE RADIOLOGY PC | LYNCHBURG | TN | DIAGNOSTIC RADIOLOGY | 76 | 47 | $5,261 | $112 | premium | 6.5% | (423) 968-1144 |
| 82 | REGIONAL RADIOLOGY, LLC | COVINGTON | LA | DIAGNOSTIC RADIOLOGY | 40 | 46 | $1,886 | $41 | premium | 13.1% | (985) 898-4000 |
| 83 | RADIOLOGY ASSOCIATES OF NORTHERN KENTUCKY PLLC | EDGEWOOD | KY | DIAGNOSTIC RADIOLOGY | 56 | 45 | $4,230 | $94 | premium | 6.9% | (859) 301-2160 |
| 84 | RADIOLOGY INC | HUNTINGTON | WV | DIAGNOSTIC RADIOLOGY | 28 | 45 | $7,650 | $170 | premium | 38.1% | (304) 526-1140 |
| 85 | BAYHEALTH RADIOLOGISTS LLC | DOVER | PA | DIAGNOSTIC RADIOLOGY | 93 | 45 | $6,435 | $143 | premium | 2.6% | (610) 892-8889 |
| 86 | UNIVERSITY HOSPITALS MEDICAL GROUP INC | CLEVELAND | OH | NURSE PRACTITIONER | 2232 | 43 | $5,719 | $133 | premium | 3.9% | — |
| 87 | RADIOLOGY REGIONAL CENTER P A | FORT MYERS | MI | DIAGNOSTIC RADIOLOGY | 52 | 42 | $6,174 | $147 | premium | 6.7% | (239) 936-2316 |
| 88 | SPRINGFIELD CLINIC, LLP | SPRINGFIELD | IL | NURSE PRACTITIONER | 686 | 42 | $47,873 | $1,140 | premium | 5.3% | (217) 544-6464 |
| 89 | BMC AFFILIATED PHYSICIANS, INC. | BROCKTON | MA | PHYSICIAN ASSISTANT | 525 | 41 | $5,207 | $127 | premium | 5.9% | (508) 427-3000 |
| 90 | MEMORIAL NUCLEAR MEDICINE GROUP | NEW YORK | FL | NUCLEAR MEDICINE | 39 | 41 | $10,390 | $253 | premium | 1.6% | (212) 639-2000 |
| 91 | INTEGRIS AMBULATORY CARE CORPORATION | OKLAHOMA CITY | OK | PHYSICIAN ASSISTANT | 698 | 41 | $5,431 | $132 | premium | 15.8% | (405) 751-5555 |
| 92 | CENTRAL ILLINOIS RADIOLOGICAL ASSOCIATES LTD | PEORIA | IL | DIAGNOSTIC RADIOLOGY | 196 | 40 | $7,880 | $197 | premium | 5.0% | (309) 655-2000 |
| 93 | PENINSULA RADIOLOGICAL ASSOCIATES LIMITED | NEWPORT NEWS | CA | DIAGNOSTIC RADIOLOGY | 65 | 40 | $4,040 | $101 | premium | 1.7% | (757) 594-3900 |
| 94 | BRIGHAM AND WOMENS PHYSICIANS ORGANIZATION INC | BOSTON | MA | PHYSICIAN ASSISTANT | 2942 | 40 | $6,490 | $162 | premium | 5.8% | (617) 732-5500 |
| 95 | HARBIN CLINIC LLC | ROME | GA | NURSE PRACTITIONER | 252 | 39 | $32,175 | $825 | premium | 5.5% | (762) 235-3340 |
| 96 | SANFORD MEDICAL CENTER FARGO | FARGO | ND | NURSE PRACTITIONER | 1198 | 38 | $6,460 | $170 | premium | 100.0% | (701) 234-2000 |
| 97 | RADIOLOGISTS OF UNIV OF ROCHESTER | ROCHESTER | NY | DIAGNOSTIC RADIOLOGY | 134 | 38 | $6,080 | $160 | premium | 2.9% | — |
| 98 | UNIVERSITY OF MARYLAND COMMUNITY MEDICAL GROUP INC | GLEN BURNIE | DE | NURSE PRACTITIONER | 458 | 38 | $4,256 | $112 | premium | 30.4% | (410) 761-1222 |
| 99 | WASHINGTON NUCLEAR MEDICINE LLC | Auburn | WA | NUCLEAR MEDICINE | 2 | 38 | $2,464 | $65 | premium | 6.0% | — |
| 100 | LESTER E COX MEDICAL CENTERS | SPRINGFIELD | MO | PHYSICIAN ASSISTANT | 251 | 37 | $4,751 | $128 | premium | 4.8% | (417) 875-3000 |
Showing the top 100 of 253 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 →