8,195 observed fee-for-service (48%) · ~8,857 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 | 78226 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 | RADIOLOGY ASSOCIATES OF NORTH TEXAS PA | FORT WORTH | TX | DIAGNOSTIC RADIOLOGY | 340 | 368 | $53,247 | $145 | premium | 30.5% | (817) 321-0470 |
| 2 | SUTTER VALLEY MEDICAL FOUNDATION | SACRAMENTO | CA | DIAGNOSTIC RADIOLOGY | 2420 | 342 | $91,774 | $268 | premium | 10.7% | (916) 681-8852 |
| 3 | ADVANCED RADIOLOGY SERVICES PC | GRAND RAPIDS | MI | DIAGNOSTIC RADIOLOGY | 249 | 180 | $21,750 | $121 | premium | 21.3% | (616) 363-7272 |
| 4 | DRS HARRIS BIRKHILL WANG SONGE AND ASSOC PC | DEARBORN | MI | DIAGNOSTIC RADIOLOGY | 62 | 144 | $11,952 | $83 | premium | 17.0% | (313) 593-7301 |
| 5 | BEAUMONT MEDICAL GROUP- SPECIALTY SERVICES | ROYAL OAK | MI | PHYSICIAN ASSISTANT | 833 | 143 | $100,645 | $704 | premium | 16.9% | (248) 898-5058 |
| 6 | LAKELAND RADIOLOGISTS P A | FLOWOOD | MS | DIAGNOSTIC RADIOLOGY | 29 | 141 | $26,790 | $190 | premium | 43.9% | (601) 936-2390 |
| 7 | RWJBH OBSERVATION ASSOCIATES LLC | SOMERVILLE | NJ | PHYSICIAN ASSISTANT | 937 | 138 | $48,960 | $355 | premium | 12.4% | (908) 685-2200 |
| 8 | NORTH SHORE-LIJ MEDICAL PC | MANHASSET | NY | PHYSICIAN ASSISTANT | 6294 | 135 | $25,650 | $190 | premium | 8.0% | — |
| 9 | RIVERSIDE RADIOLOGY AND INTERVENTIONAL ASSOCIATES INC | COLUMBUS | OH | DIAGNOSTIC RADIOLOGY | 243 | 122 | $16,836 | $138 | premium | 16.1% | (614) 566-5600 |
| 10 | NORTH SHORE-LIJ MEDICAL PC | MANHASSET | CT | PHYSICIAN ASSISTANT | 6294 | 120 | $22,800 | $190 | premium | 39.9% | — |
| 11 | RADIOLOGY ASSOCIATES OF ABILENE PA | ABILENE | TX | DIAGNOSTIC RADIOLOGY | 25 | 109 | $16,350 | $150 | premium | 9.0% | (325) 670-2000 |
| 12 | MORI BEAN AND BROOKS INC | ORANGE PARK | FL | DIAGNOSTIC RADIOLOGY | 947 | 97 | $22,213 | $229 | premium | 4.3% | (904) 399-5550 |
| 13 | RADIOLOGY REGIONAL CENTER P A | FORT MYERS | FL | DIAGNOSTIC RADIOLOGY | 52 | 96 | $49,541 | $516 | premium | 4.3% | (239) 936-2316 |
| 14 | CENTRAL ILLINOIS RADIOLOGICAL ASSOCIATES LTD | PEORIA | IL | DIAGNOSTIC RADIOLOGY | 196 | 95 | $17,480 | $184 | premium | 13.4% | (309) 655-2000 |
| 15 | RADIOLOGY AND MEDICAL IMAGERY OF NEWNAN PC | NEWNAN | GA | DIAGNOSTIC RADIOLOGY | 35 | 93 | $41,219 | $443 | premium | 21.5% | (770) 400-1000 |
| 16 | COMMONWEALTH RADIOLOGY PC | RICHMOND | VA | DIAGNOSTIC RADIOLOGY | 49 | 92 | $7,360 | $80 | premium | 16.3% | (804) 288-8327 |
| 17 | NEW YORK UNIVERSITY | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 5704 | 89 | $25,783 | $290 | premium | 5.3% | (212) 263-9700 |
| 18 | SCRIPPS HEALTH | LA JOLLA | CA | PHYSICIAN ASSISTANT | 1431 | 88 | $16,478 | $187 | premium | 2.8% | (858) 455-9100 |
| 19 | VISTA RADIOLOGY, PC | KNOXVILLE | TN | DIAGNOSTIC RADIOLOGY | 68 | 87 | $11,745 | $135 | premium | 14.1% | (865) 546-9484 |
| 20 | UT PHYSICIANS | HOUSTON | TX | NURSE PRACTITIONER | 1758 | 84 | $16,473 | $196 | premium | 7.0% | (713) 566-5000 |
| 21 | DIGNITY HEALTH MEDICAL FOUNDATION | FOLSOM | CA | DIAGNOSTIC RADIOLOGY | 1197 | 84 | $13,836 | $165 | premium | 2.6% | (916) 983-7476 |
| 22 | ANCILLARY SERVICES OF PRACTICE ASSOCIATES PA | MORRISTOWN | NJ | DIAGNOSTIC RADIOLOGY | 97 | 80 | $9,680 | $121 | premium | 7.2% | (973) 971-6866 |
| 23 | WEST COUNTY RADIOLOGICAL GROUP INC | SAINT LOUIS | MO | DIAGNOSTIC RADIOLOGY | 104 | 71 | $12,460 | $176 | premium | 12.6% | (314) 941-5600 |
| 24 | HOUSTON RADIOLOGY ASSOCIATED | HOUSTON | TX | DIAGNOSTIC RADIOLOGY | 103 | 71 | $15,026 | $212 | premium | 5.9% | (281) 206-9020 |
| 25 | DRS. MCCLOW, CLARK AND BERK PA | JACKSONVILLE | FL | DIAGNOSTIC RADIOLOGY | 22 | 68 | $15,776 | $232 | premium | 3.0% | (904) 381-9994 |
| 26 | MILLENNIUM PHYSICIAN GROUP LLC | PORT CHARLOTTE | FL | PHYSICIAN ASSISTANT | 953 | 67 | $39,751 | $593 | premium | 3.0% | (941) 255-3535 |
| 27 | TOWER HEALTH MEDICAL GROUP | WEST READING | PA | INTERNAL MEDICINE | 590 | 65 | $7,215 | $111 | premium | 8.0% | (484) 628-5455 |
| 28 | RADIOLOGY ASSOCIATES OF NORTHERN KENTUCKY PLLC | EDGEWOOD | KY | DIAGNOSTIC RADIOLOGY | 56 | 65 | $5,785 | $89 | premium | 39.9% | (859) 301-2160 |
| 29 | MAIMONIDES MEDICAL CENTER - MMC RADIOLOGY FPP | BROOKLYN | NY | DIAGNOSTIC RADIOLOGY | 57 | 65 | $6,195 | $95 | premium | 3.9% | (718) 283-6158 |
| 30 | MORI BEAN AND BROOKS INC | ORANGE PARK | PA | DIAGNOSTIC RADIOLOGY | 947 | 64 | $37,056 | $579 | premium | 7.9% | (904) 399-5550 |
| 31 | COLUMBUS RADIOLOGY CORP | COLUMBUS | PA | DIAGNOSTIC RADIOLOGY | 288 | 63 | $36,477 | $579 | premium | 7.8% | (614) 228-7231 |
| 32 | BAY IMAGING CONSULTANTS MEDICAL GROUP INC | WALNUT CREEK | OH | DIAGNOSTIC RADIOLOGY | 134 | 62 | $35,898 | $579 | premium | 8.2% | (925) 947-5320 |
| 33 | UMASS MEMORIAL MEDICAL GROUP INC | WORCESTER | MA | PHYSICIAN ASSISTANT | 2483 | 60 | $10,200 | $170 | premium | 19.5% | (508) 334-1000 |
| 34 | REGIONAL RADIOLOGY, LLC | COVINGTON | LA | DIAGNOSTIC RADIOLOGY | 40 | 60 | $2,450 | $41 | premium | 42.6% | (985) 898-4000 |
| 35 | FLORIDA HOSPITAL MEDICAL GROUP INC | ORLANDO | FL | DIAGNOSTIC RADIOLOGY | 321 | 59 | $6,254 | $106 | premium | 2.6% | (407) 303-5600 |
| 36 | MEMORIALCARE MEDICAL FOUNDATION | LONG BEACH | CA | FAMILY PRACTICE | 549 | 58 | $6,294 | $109 | premium | 1.8% | (562) 346-2222 |
| 37 | CLEVELAND CLINIC HEALTH SERVICES PROFESSIONAL ASSOCIATION, INC | FRISCO | OR | DIAGNOSTIC RADIOLOGY | 60 | 57 | $13,560 | $238 | premium | 41.9% | (630) 235-2454 |
| 38 | FLORIDA HOSPITAL PHYSICIAN GROUP INC | TAMPA | FL | DIAGNOSTIC RADIOLOGY | 891 | 55 | $12,595 | $229 | premium | 2.4% | (813) 615-7075 |
| 39 | RADIOLOGISTS PA | FORT SMITH | AR | DIAGNOSTIC RADIOLOGY | 19 | 54 | $6,372 | $118 | premium | 28.9% | (479) 474-1616 |
| 40 | OROVILLE HOSPITAL | OROVILLE | CA | DIAGNOSTIC RADIOLOGY | 93 | 53 | $7,102 | $134 | premium | 1.7% | (530) 533-8500 |
| 41 | PHOEBE PHYSICIAN GROUP INC | AMERICUS | GA | NURSE PRACTITIONER | 442 | 52 | $4,680 | $90 | premium | 12.0% | (229) 928-2882 |
| 42 | NORTHWESTERN MEDICAL FACULTY FOUNDATION | CHICAGO | IL | NURSE PRACTITIONER | 4339 | 52 | $6,864 | $132 | premium | 7.3% | — |
| 43 | HURON VALLEY RADIOLOGY PC | YPSILANTI | MI | DIAGNOSTIC RADIOLOGY | 77 | 51 | $6,081 | $119 | premium | 6.0% | (734) 712-8350 |
| 44 | LIMA RADIOLOGICAL ASSOCIATES | LIMA | OH | DIAGNOSTIC RADIOLOGY | 47 | 50 | $7,600 | $152 | premium | 6.6% | (419) 226-9023 |
| 45 | MEDICAL CENTER RADIOLOGISTS INC | NORFOLK | VA | DIAGNOSTIC RADIOLOGY | 123 | 50 | $5,600 | $112 | premium | 8.8% | (757) 466-6870 |
| 46 | SAN ANTONIO RADIOLOGICAL MEDICAL | UPLAND | CA | DIAGNOSTIC RADIOLOGY | 56 | 47 | $6,721 | $143 | premium | 1.5% | (909) 985-2811 |
| 47 | COASTAL IMAGING ASSOCIATES PLLC | BEAUMONT | TX | DIAGNOSTIC RADIOLOGY | 7 | 47 | $5,875 | $125 | premium | 3.9% | (409) 212-5000 |
| 48 | MECKLENBURG RADIOLOGY ASSOCIATES PA | CHARLOTTE | NC | DIAGNOSTIC RADIOLOGY | 94 | 46 | $3,680 | $80 | premium | 11.3% | (704) 332-1291 |
| 49 | OROVILLE HOSPITAL | OROVILLE | WI | DIAGNOSTIC RADIOLOGY | 93 | 46 | $6,164 | $134 | premium | 35.1% | (530) 533-8500 |
| 50 | RADIOLOGY REGIONAL CENTER P A | FORT MYERS | MI | DIAGNOSTIC RADIOLOGY | 52 | 45 | $4,950 | $110 | premium | 5.3% | (239) 936-2316 |
| 51 | SONORAN RADIOLOGY LTD | MESA | AZ | DIAGNOSTIC RADIOLOGY | 474 | 45 | $26,055 | $579 | premium | 11.6% | (832) 915-2534 |
| 52 | FACULTY PHYSICIANS AND SURGEONS OF LLUSM | LOMA LINDA | CA | DIAGNOSTIC RADIOLOGY | 1317 | 45 | $8,370 | $186 | premium | 1.4% | — |
| 53 | OSU RADIOLOGY LLC | COLUMBUS | OH | DIAGNOSTIC RADIOLOGY | 174 | 44 | $5,720 | $130 | premium | 5.8% | (614) 293-8315 |
| 54 | RHODE ISLAND MEDICAL IMAGING INC | EAST PROVIDENCE | RI | DIAGNOSTIC RADIOLOGY | 109 | 44 | $6,380 | $145 | premium | 67.7% | (401) 626-3900 |
| 55 | SPRINGFIELD CLINIC, LLP | SPRINGFIELD | IL | NURSE PRACTITIONER | 686 | 44 | $26,061 | $592 | premium | 6.2% | (217) 544-6464 |
| 56 | INTELLIRAD IMAGING LLC | MIAMI | FL | DIAGNOSTIC RADIOLOGY | 61 | 43 | $5,977 | $139 | premium | 1.9% | (305) 854-4400 |
| 57 | RADIOLOGISTS OF UNIV OF ROCHESTER | ROCHESTER | NY | DIAGNOSTIC RADIOLOGY | 134 | 43 | $6,450 | $150 | premium | 2.6% | — |
| 58 | NORTHSIDE RADIOLOGY ASSOCIATES LLC | ATLANTA | GA | DIAGNOSTIC RADIOLOGY | 370 | 43 | $24,897 | $579 | premium | 9.9% | (404) 851-6577 |
| 59 | BLACKWELL PHYSICIANS, LLC | ROCKVILLE | MD | DIAGNOSTIC RADIOLOGY | 67 | 43 | $4,300 | $100 | premium | 15.5% | (240) 826-6074 |
| 60 | RADIA INC P S | SEATTLE | TN | DIAGNOSTIC RADIOLOGY | 270 | 42 | $6,720 | $160 | premium | 6.8% | (206) 320-3700 |
| 61 | KERN RADIOLOGY MEDICAL GROUP INC | BAKERSFIELD | CA | DIAGNOSTIC RADIOLOGY | 87 | 42 | $4,704 | $112 | premium | 1.3% | (661) 616-1458 |
| 62 | SANFORD CLINIC | SIOUX FALLS | SD | DIAGNOSTIC RADIOLOGY | 276 | 41 | $7,134 | $174 | premium | 35.7% | (605) 328-8700 |
| 63 | ADVANCED IMAGING CONCEPTS PL | BROOKSVILLE | FL | DIAGNOSTIC RADIOLOGY | 5 | 39 | $23,265 | $597 | premium | 1.7% | (352) 597-0016 |
| 64 | MEMPHIS PHYSICIANS RADIOLOGICAL GROUP PC | MEMPHIS | TN | DIAGNOSTIC RADIOLOGY | 68 | 38 | $2,926 | $77 | premium | 6.1% | (901) 765-2191 |
| 65 | RADIOLOGY PHYSICIANS INC | DAYTON | OH | DIAGNOSTIC RADIOLOGY | 61 | 38 | $5,282 | $139 | premium | 5.0% | (937) 208-8000 |
| 66 | GRAND TRAVERSE RADIOLOGISTS PC | TRAVERSE CITY | FL | DIAGNOSTIC RADIOLOGY | 32 | 38 | $22,582 | $594 | premium | 1.7% | (231) 935-5000 |
| 67 | ALLEGANY IMAGING PC | CUMBERLAND | MD | DIAGNOSTIC RADIOLOGY | 10 | 38 | $5,396 | $142 | premium | 13.7% | (240) 964-1036 |
| 68 | UNIVERSITY HOSPITALS MEDICAL GROUP INC | CLEVELAND | IA | NURSE PRACTITIONER | 2232 | 38 | $2,926 | $77 | premium | 100.0% | — |
| 69 | PROGRESSIVE PHYSICIAN ASSOC INC | PHILLIPSBURG | PA | DIAGNOSTIC RADIOLOGY | 160 | 38 | $5,472 | $144 | premium | 4.7% | (908) 859-6700 |
| 70 | GOLDEN STATE IMAGING ASSOCIATES INC | FOUNTAIN VALLEY | CA | DIAGNOSTIC RADIOLOGY | 240 | 38 | $22,002 | $579 | premium | 1.2% | (818) 639-2901 |
| 71 | DIAGNOSTIC IMAGING ASSOCIATES LTD | CHESTERFIELD | MO | DIAGNOSTIC RADIOLOGY | 20 | 37 | $4,514 | $122 | premium | 6.6% | (314) 434-1500 |
| 72 | RADIOLOGY OF MSMC, LLC | MIAMI | FL | DIAGNOSTIC RADIOLOGY | 23 | 37 | $5,550 | $150 | premium | 1.6% | (305) 674-3905 |
| 73 | SAINT LUKES PHYSICIAN GROUP INC | KANSAS CITY | MO | NURSE PRACTITIONER | 1228 | 37 | $4,477 | $121 | premium | 6.6% | — |
| 74 | RADIOLOGY ASSOCIATES OF RICHMOND INC | RICHMOND | VA | DIAGNOSTIC RADIOLOGY | 70 | 36 | $3,885 | $108 | premium | 6.4% | (804) 272-8806 |
| 75 | UNIVERSITY HOSPITALS MEDICAL GROUP INC | CLEVELAND | OH | NURSE PRACTITIONER | 2232 | 35 | $2,695 | $77 | premium | 4.6% | — |
| 76 | LESTER E COX MEDICAL CENTERS | SPRINGFIELD | MO | PHYSICIAN ASSISTANT | 251 | 34 | $4,121 | $121 | premium | 6.0% | (417) 875-3000 |
| 77 | DUKE HEALTH INTEGRATED PRACTICE INC | DURHAM | NC | PHYSICIAN ASSISTANT | 3051 | 34 | $4,522 | $133 | premium | 8.3% | (919) 684-8111 |
| 78 | WASHINGTON UNIVERSITY | SAINT LOUIS | MO | NURSE PRACTITIONER | 3070 | 33 | $6,732 | $204 | premium | 5.9% | (314) 747-3000 |
| 79 | RADIOLOGY CONSULTANTS PC | OMAHA | MD | DIAGNOSTIC RADIOLOGY | 46 | 33 | $3,861 | $117 | premium | 11.9% | (402) 717-4760 |
| 80 | EASTERN RADIOLOGISTS INC | GREENVILLE | NC | DIAGNOSTIC RADIOLOGY | 93 | 33 | $3,498 | $106 | premium | 8.1% | (252) 752-5000 |
| 81 | WASHINGTON NUCLEAR MEDICINE LLC | Auburn | WA | NUCLEAR MEDICINE | 2 | 33 | $1,617 | $49 | premium | 12.5% | — |
| 82 | RADIOLOGY IMAGING ASSOCIATES OF OAK RIDGE PC | OAK RIDGE | TN | DIAGNOSTIC RADIOLOGY | 18 | 32 | $3,555 | $111 | premium | 5.2% | 86673056192240 |
| 83 | RADIOLOGY ASSOCIATES OF PENSACOLA PA | PENSACOLA | FL | DIAGNOSTIC RADIOLOGY | 21 | 31 | $3,472 | $112 | premium | 1.4% | (850) 208-6000 |
| 84 | ENGLEWOOD RADIOLOGIC GROUP P A | ENGLEWOOD | NY | DIAGNOSTIC RADIOLOGY | 125 | 30 | $2,250 | $75 | premium | 1.8% | (201) 894-3480 |
| 85 | COASTAL IMAGING LLC | MANAHAWKIN | NJ | DIAGNOSTIC RADIOLOGY | 63 | 29 | $3,132 | $108 | premium | 2.6% | (609) 597-6011 |
| 86 | EDWARD W SPARROW HOSPITAL ASSOCIATION | LANSING | MI | NURSE PRACTITIONER | 694 | 29 | $2,983 | $103 | premium | 3.4% | (517) 484-4033 |
| 87 | UNIVERSITY RADIOLOGY GROUP LLC | EAST BRUNSWICK | NJ | DIAGNOSTIC RADIOLOGY | 244 | 29 | $4,060 | $140 | premium | 2.6% | 73239000402022 |
| 88 | BLUEGRASS RADIOLOGY ASSOCIATES INC | SOMERSET | KY | DIAGNOSTIC RADIOLOGY | 13 | 29 | $3,625 | $125 | premium | 17.8% | (606) 425-4895 |
| 89 | FLORIDA CANCER SPECIALISTS AND RESEARCH INSTITUTE, LLC | FORT MYERS | FL | HEMATOLOGY/ONCOLOGY | 437 | 29 | $6,641 | $229 | premium | 1.3% | (239) 561-9622 |
| 90 | RADIOLOGY CONSULTANTS PC | OMAHA | NE | DIAGNOSTIC RADIOLOGY | 46 | 28 | $3,276 | $117 | premium | 35.4% | (402) 717-4760 |
| 91 | MONTEFIORE MEDICAL CENTER | BRONX | NY | PHYSICAL THERAPIST IN PRIVATE PRACTICE | 2796 | 28 | $8,120 | $290 | premium | 1.7% | (866) 633-8255 |
| 92 | MORI BEAN AND BROOKS INC | ORANGE PARK | OH | DIAGNOSTIC RADIOLOGY | 947 | 27 | $6,183 | $229 | premium | 3.6% | (904) 399-5550 |
| 93 | COLUMBUS RADIOLOGY CORP | COLUMBUS | TX | DIAGNOSTIC RADIOLOGY | 288 | 27 | $15,633 | $579 | premium | 2.2% | (614) 228-7231 |
| 94 | EVANSVILLE RADIOLOGY PC | EVANSVILLE | IN | DIAGNOSTIC RADIOLOGY | 29 | 27 | $2,835 | $105 | premium | 6.0% | (812) 422-3254 |
| 95 | THE CURATORS OF THE UNIVERSITY OF MISSOURI | COLUMBIA | MO | PHYSICIAN ASSISTANT | 1116 | 26 | $2,366 | $91 | premium | 4.6% | (573) 882-2667 |
| 96 | MCH PROFESSIONAL CARE HOSPITAL BASED | ODESSA | TX | INTERNAL MEDICINE | 82 | 26 | $2,964 | $114 | premium | 2.2% | (432) 640-2401 |
| 97 | YALE UNIVERSITY | NEW HAVEN | CT | PHYSICIAN ASSISTANT | 2649 | 25 | $3,945 | $158 | premium | 8.3% | (203) 688-4242 |
| 98 | KETTERING NETWORK RADIOLOGISTS INC | DAYTON | OH | DIAGNOSTIC RADIOLOGY | 74 | 25 | $2,375 | $95 | premium | 3.3% | (937) 558-3800 |
| 99 | RADIOLOGY CONSULTANTS OF TULSA, INC. | TULSA | OK | DIAGNOSTIC RADIOLOGY | 34 | 25 | $2,650 | $106 | premium | 23.1% | (918) 743-8838 |
| 100 | SMB RADIOLOGY P A | GULFPORT | MS | DIAGNOSTIC RADIOLOGY | 23 | 24 | $4,536 | $189 | premium | 7.5% | (228) 314-7226 |
Showing the top 100 of 193 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 →