70490 — Ct scan of soft tissue of neck without contrast
6,126 observed fee-for-service (49%) · ~6,355 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 | 70490 svcs | Submitted charges | Avg charge | Medicare $ locked column | Share* | Phone |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | QUANTUM RADIOLOGY PC | MARIETTA | GA | DIAGNOSTIC RADIOLOGY | 104 | 1,177 | $362,516 | $308 | premium | 65.6% | (770) 732-4000 |
| 2 | ZWANGER AND PESIRI RADIOLOGY GROUP LLP | LINDENHURST | NY | DIAGNOSTIC RADIOLOGY | 91 | 212 | $100,269 | $473 | premium | 14.0% | (631) 225-7200 |
| 3 | HOUSTON RADIOLOGY ASSOCIATED | HOUSTON | TX | DIAGNOSTIC RADIOLOGY | 103 | 167 | $75,785 | $454 | premium | 11.9% | (281) 206-9020 |
| 4 | NEW YORK UNIVERSITY | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 5704 | 139 | $126,811 | $912 | premium | 9.2% | (212) 263-9700 |
| 5 | CENTRAL ARKANSAS RADIATION THERAPY INSTITUTE INC | LITTLE ROCK | AR | HEMATOLOGY/ONCOLOGY | 90 | 136 | $93,432 | $687 | premium | 46.1% | — |
| 6 | PHYSICIANS REFERRAL SERVICE | HOUSTON | TX | NURSE PRACTITIONER | 2696 | 132 | $57,662 | $437 | premium | 9.4% | (713) 592-5433 |
| 7 | MASSACHUSETTS EYE AND EAR ASSOCIATES, INC | BOSTON | MA | OPHTHALMOLOGY | 406 | 115 | $30,395 | $264 | premium | 29.2% | (617) 523-7900 |
| 8 | AMERICAN RADIOLOGY CONSULTANTS PLLC | DALLAS | TX | DIAGNOSTIC RADIOLOGY | 121 | 113 | $25,990 | $230 | premium | 8.1% | (214) 820-3216 |
| 9 | COMMUNITY RADIOLOGY ASSOCIATES INC | FREDERICK | MD | DIAGNOSTIC RADIOLOGY | 62 | 109 | $70,959 | $651 | premium | 23.5% | (888) 601-0943 |
| 10 | CITY OF HOPE MEDICAL FOUNDATION | DUARTE | CA | NURSE PRACTITIONER | 942 | 102 | $53,358 | $523 | premium | 7.1% | (626) 256-4673 |
| 11 | REGENTS OF THE UNIVERSITY OF MICHIGAN | ANN ARBOR | MI | INTERNAL MEDICINE | 3330 | 100 | $30,400 | $304 | premium | 30.7% | (734) 763-5459 |
| 12 | RUSH UNIVERSITY MEDICAL GROUP | CHICAGO | IL | PHYSICIAN ASSISTANT | 1496 | 83 | $17,008 | $205 | premium | 14.0% | (312) 563-2875 |
| 13 | ENDEAVOR HEALTH MEDICAL GROUP | EVANSTON | IL | NURSE PRACTITIONER | 3380 | 81 | $17,091 | $211 | premium | 13.7% | — |
| 14 | SDMI, LLC | LAS VEGAS | NV | DIAGNOSTIC RADIOLOGY | 36 | 74 | $43,882 | $593 | premium | 41.3% | (702) 732-6000 |
| 15 | RADIOLOGY ASSOCIATES OF NORTH TEXAS PA | FORT WORTH | TX | DIAGNOSTIC RADIOLOGY | 340 | 73 | $18,542 | $254 | premium | 5.2% | (817) 321-0470 |
| 16 | UCLA RADIOLOGY MEDICAL GROUP | LOS ANGELES | CA | DIAGNOSTIC RADIOLOGY | 191 | 71 | $20,572 | $290 | premium | 4.9% | (310) 301-6800 |
| 17 | DIGNITY HEALTH MEDICAL FOUNDATION | FOLSOM | CA | DIAGNOSTIC RADIOLOGY | 1197 | 68 | $28,826 | $424 | premium | 4.7% | (916) 983-7476 |
| 18 | MASSACHUSETTS GENERAL PHYSICIANS ORGANIZATION INC | BOSTON | MA | DIAGNOSTIC RADIOLOGY | 3532 | 68 | $32,544 | $479 | premium | 17.3% | (617) 724-0287 |
| 19 | ALLEGANY IMAGING PC | CUMBERLAND | MD | DIAGNOSTIC RADIOLOGY | 10 | 63 | $15,813 | $251 | premium | 13.6% | (240) 964-1036 |
| 20 | NORTHWESTERN MEDICAL FACULTY FOUNDATION | CHICAGO | IL | NURSE PRACTITIONER | 4339 | 61 | $20,191 | $331 | premium | 10.3% | — |
| 21 | FLORIDA CANCER SPECIALISTS AND RESEARCH INSTITUTE, LLC | FORT MYERS | FL | HEMATOLOGY/ONCOLOGY | 437 | 58 | $40,136 | $692 | premium | 4.1% | (239) 561-9622 |
| 22 | SMI IMAGING LLC | PHOENIX | AZ | DIAGNOSTIC RADIOLOGY | 364 | 53 | $39,675 | $749 | premium | 18.5% | (480) 753-6161 |
| 23 | MORI BEAN AND BROOKS INC | ORANGE PARK | FL | DIAGNOSTIC RADIOLOGY | 947 | 52 | $28,063 | $540 | premium | 3.7% | (904) 399-5550 |
| 24 | UNIVERSITY OF ARKANSAS FOR MEDICAL SCIENCES | LITTLE ROCK | AR | NURSE PRACTITIONER | 1241 | 52 | $10,400 | $200 | premium | 17.6% | (501) 686-8000 |
| 25 | GLENDALE DIAGNOSTIC IMAGING NETWORK MEDICAL OFFICE INC | GLENDALE | CA | DIAGNOSTIC RADIOLOGY | 3 | 51 | $61,200 | $1,200 | premium | 3.5% | (818) 546-1929 |
| 26 | EVANSVILLE RADIOLOGY PC | EVANSVILLE | IN | DIAGNOSTIC RADIOLOGY | 29 | 48 | $10,368 | $216 | premium | 30.0% | (812) 422-3254 |
| 27 | H LEE MOFFITT CANCER CTR AND RES INST LIFE TIME CANCER SCRN CTR INC | TAMPA | FL | PHYSICIAN ASSISTANT | 1103 | 48 | $10,811 | $225 | premium | 3.4% | (813) 745-4673 |
| 28 | MAYO CLINIC JACKSONVILLE | JACKSONVILLE | FL | NURSE PRACTITIONER | 1587 | 46 | $69,892 | $1,519 | premium | 3.2% | (904) 953-2000 |
| 29 | ARIZONA DIAGNOSTIC RADIOLOGY GROUP LLC | GILBERT | AZ | DIAGNOSTIC RADIOLOGY | 60 | 46 | $15,814 | $344 | premium | 16.1% | (480) 354-9200 |
| 30 | LAKE MEDICAL IMAGING AND BREAST CENTER AT THE VILLAGES LLC | LEESBURG | FL | DIAGNOSTIC RADIOLOGY | 22 | 46 | $21,068 | $458 | premium | 3.2% | (352) 787-5858 |
| 31 | MEDICAL CENTER RADIOLOGISTS INC | NORFOLK | VA | DIAGNOSTIC RADIOLOGY | 123 | 45 | $8,775 | $195 | premium | 14.5% | (757) 466-6870 |
| 32 | RADIOLOGY REGIONAL CENTER P A | FORT MYERS | FL | DIAGNOSTIC RADIOLOGY | 52 | 40 | $30,240 | $756 | premium | 2.8% | (239) 936-2316 |
| 33 | RIVERSIDE RADIOLOGY AND INTERVENTIONAL ASSOCIATES INC | COLUMBUS | OH | DIAGNOSTIC RADIOLOGY | 243 | 40 | $11,360 | $284 | premium | 12.8% | (614) 566-5600 |
| 34 | KETTERING NETWORK RADIOLOGISTS INC | DAYTON | OH | DIAGNOSTIC RADIOLOGY | 74 | 38 | $9,614 | $253 | premium | 12.1% | (937) 558-3800 |
| 35 | SINGLETON ASSOCIATES PA | HOUSTON | TX | DIAGNOSTIC RADIOLOGY | 769 | 38 | $31,768 | $836 | premium | 2.7% | (855) 504-4544 |
| 36 | MASS GENERAL BRIGHAM COMMUNITY PHYSICIANS INC | MEDFORD | MA | DIAGNOSTIC RADIOLOGY | 424 | 37 | $9,466 | $256 | premium | 9.4% | (781) 395-4909 |
| 37 | ADVANCED RADIOLOGY SERVICES PC | GRAND RAPIDS | MI | DIAGNOSTIC RADIOLOGY | 249 | 36 | $9,612 | $267 | premium | 11.0% | (616) 363-7272 |
| 38 | RADIOLOGY ASSOCIATES OF ABILENE PA | ABILENE | TX | DIAGNOSTIC RADIOLOGY | 25 | 36 | $7,941 | $221 | premium | 2.6% | (325) 670-2000 |
| 39 | NEW YORK UNIVERSITY | NEW YORK | CO | DIAGNOSTIC RADIOLOGY | 5704 | 35 | $34,136 | $975 | premium | 34.3% | (212) 263-9700 |
| 40 | RHODE ISLAND MEDICAL IMAGING INC | EAST PROVIDENCE | TX | DIAGNOSTIC RADIOLOGY | 109 | 34 | $15,414 | $453 | premium | 2.4% | (401) 626-3900 |
| 41 | CLEVELAND CLINIC FLORIDA | WESTON | FL | NURSE PRACTITIONER | 720 | 34 | $14,779 | $435 | premium | 2.4% | (954) 659-5000 |
| 42 | WINCHESTER RADIOLOGISTS PC | WINCHESTER | VA | DIAGNOSTIC RADIOLOGY | 79 | 33 | $9,933 | $301 | premium | 10.6% | (540) 686-1600 |
| 43 | UNIVERSITY HOSPITALS MEDICAL GROUP INC | CLEVELAND | OH | NURSE PRACTITIONER | 2232 | 33 | $5,577 | $169 | premium | 10.5% | — |
| 44 | NEW YORK UNIVERSITY | NEW YORK | PA | DIAGNOSTIC RADIOLOGY | 5704 | 33 | $30,841 | $935 | premium | 11.9% | (212) 263-9700 |
| 45 | STEPHEN W BROWN AND RADIOLOGY ASSOCIATES OF AUGUSTA LLP | AUGUSTA | GA | DIAGNOSTIC RADIOLOGY | 19 | 31 | $9,951 | $321 | premium | 1.7% | (706) 774-5035 |
| 46 | KANSAS UNIVERSITY PHYSICIANS INC | KANSAS CITY | KS | NURSE PRACTITIONER | 1815 | 30 | $4,538 | $151 | premium | 21.1% | (913) 588-1227 |
| 47 | ANCILLARY SERVICES OF PRACTICE ASSOCIATES PA | MORRISTOWN | NJ | DIAGNOSTIC RADIOLOGY | 97 | 30 | $6,390 | $213 | premium | 7.8% | (973) 971-6866 |
| 48 | PROGRESSIVE PHYSICIAN ASSOC INC | PHILLIPSBURG | PA | DIAGNOSTIC RADIOLOGY | 160 | 30 | $7,290 | $243 | premium | 10.8% | (908) 859-6700 |
| 49 | CENTRAL ILLINOIS RADIOLOGICAL ASSOCIATES LTD | PEORIA | IL | DIAGNOSTIC RADIOLOGY | 196 | 29 | $11,339 | $391 | premium | 4.9% | (309) 655-2000 |
| 50 | WASHINGTON UNIVERSITY | SAINT LOUIS | MO | NURSE PRACTITIONER | 3070 | 28 | $9,952 | $355 | premium | 12.0% | (314) 747-3000 |
| 51 | CEDARS-SINAI MEDICAL CARE FOUNDATION | LOS ANGELES | CA | PHYSICIAN ASSISTANT | 1699 | 28 | $21,623 | $772 | premium | 1.9% | (310) 423-0674 |
| 52 | COMMONWEALTH RADIOLOGY PC | RICHMOND | VA | DIAGNOSTIC RADIOLOGY | 49 | 27 | $4,590 | $170 | premium | 8.7% | (804) 288-8327 |
| 53 | NORTH ARKANSAS RADIOLOGY | BATESVILLE | AR | DIAGNOSTIC RADIOLOGY | 22 | 27 | $4,914 | $182 | premium | 9.2% | (870) 262-1200 |
| 54 | OPTUM MEDICAL CARE PC | MOUNT KISCO | NY | INTERNAL MEDICINE | 1040 | 26 | $16,900 | $650 | premium | 1.7% | (914) 241-1050 |
| 55 | COLUMBUS RADIOLOGY CORP | COLUMBUS | NC | DIAGNOSTIC RADIOLOGY | 288 | 26 | $14,933 | $574 | premium | 10.5% | (614) 228-7231 |
| 56 | UNIVERSITY HOSPITALS MEDICAL GROUP INC | CLEVELAND | MA | NURSE PRACTITIONER | 2232 | 26 | $4,394 | $169 | premium | 6.6% | — |
| 57 | BRIGHAM AND WOMENS PHYSICIANS ORGANIZATION INC | BOSTON | MA | PHYSICIAN ASSISTANT | 2942 | 26 | $6,892 | $265 | premium | 6.6% | (617) 732-5500 |
| 58 | BLUE RIDGE RADIOLOGY PC | LYNCHBURG | TN | DIAGNOSTIC RADIOLOGY | 76 | 25 | $4,476 | $179 | premium | 5.5% | (423) 968-1144 |
| 59 | STONY BROOK RADIOLOGY, UNIVERSITY FACULTY PRACTICE CORPORATION | STONY BROOK | NY | DIAGNOSTIC RADIOLOGY | 59 | 25 | $9,025 | $361 | premium | 1.6% | (631) 638-2121 |
| 60 | NEW YORK MEDICAL IMAGING ASSOCIATES MD PC | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 7 | 25 | $16,250 | $650 | premium | 1.6% | (212) 518-2901 |
| 61 | OU HEALTH PARTNERS INC | OKLAHOMA CITY | OK | PHYSICIAN ASSISTANT | 1160 | 24 | $6,243 | $260 | premium | 38.7% | (405) 271-4311 |
| 62 | MEMPHIS RADIOLOGICAL PC | MEMPHIS | TN | DIAGNOSTIC RADIOLOGY | 51 | 24 | $6,720 | $280 | premium | 5.3% | (901) 561-6000 |
| 63 | FLORIDA CLINICAL PRACTICE ASSOCIATION INC | GAINESVILLE | FL | NURSE PRACTITIONER | 1912 | 24 | $8,386 | $349 | premium | 1.7% | (352) 265-8990 |
| 64 | LAKELAND RADIOLOGISTS P A | FLOWOOD | MS | DIAGNOSTIC RADIOLOGY | 29 | 23 | $7,337 | $319 | premium | 34.3% | (601) 936-2390 |
| 65 | RADIOLOGY OF HUNSTVILLE PC | HUNTSVILLE | AL | DIAGNOSTIC RADIOLOGY | 63 | 23 | $3,105 | $135 | premium | 11.9% | 2565390457145 |
| 66 | DELAWARE RADIOLOGY ASSOCIATES PA | NEWARK | DE | DIAGNOSTIC RADIOLOGY | 56 | 23 | $12,729 | $553 | premium | 24.2% | (302) 737-5990 |
| 67 | NEW YORK UNIVERSITY | NEW YORK | WA | DIAGNOSTIC RADIOLOGY | 5704 | 23 | $20,361 | $885 | premium | 32.4% | (212) 263-9700 |
| 68 | ADVANCED RADIOLOGY P A | BALTIMORE | MD | DIAGNOSTIC RADIOLOGY | 161 | 23 | $14,973 | $651 | premium | 5.0% | (888) 972-9700 |
| 69 | BEVERLY RADIOLOGY MEDICAL GROUP III | GARDEN GROVE | CA | DIAGNOSTIC RADIOLOGY | 328 | 22 | $14,322 | $651 | premium | 1.5% | — |
| 70 | REGENTS OF THE UNIVERSITY OF CALIFORNIA | SAN DIEGO | CA | DIAGNOSTIC RADIOLOGY | 2057 | 21 | $7,168 | $341 | premium | 1.5% | (800) 926-8273 |
| 71 | ADVANCED BERKSHIRE MEDICAL IMAGING PC | PITTSFIELD | MN | DIAGNOSTIC RADIOLOGY | 11 | 20 | $4,280 | $214 | premium | 18.9% | (413) 447-2451 |
| 72 | RED RIVER CONSULTANTS INC | SHREVEPORT | LA | DIAGNOSTIC RADIOLOGY | 60 | 20 | $5,020 | $251 | premium | 15.6% | (318) 212-4550 |
| 73 | RADIOLOGY ASSOCIATES OF RICHMOND INC | RICHMOND | VA | DIAGNOSTIC RADIOLOGY | 70 | 19 | $3,588 | $189 | premium | 6.1% | (804) 272-8806 |
| 74 | IMAGING CONSULTANTS OF CENTRAL ILLINOIS SC | DECATUR | IL | DIAGNOSTIC RADIOLOGY | 8 | 19 | $5,320 | $280 | premium | 3.2% | (217) 876-8121 |
| 75 | PEACE HEALTH PARTNERS, PC | TEANECK | NY | DIAGNOSTIC RADIOLOGY | 30 | 19 | $3,800 | $200 | premium | 1.3% | (201) 833-3280 |
| 76 | ADVANCED GENERAL RADIOLOGY LLC | NEWTON | KS | DIAGNOSTIC RADIOLOGY | 2 | 19 | $4,845 | $255 | premium | 13.4% | (316) 283-2700 |
| 77 | HEM ONC ASSOCIATES OF THE TREASURE COAST, PA | PORT SAINT LUCIE | FL | HEMATOLOGY/ONCOLOGY | 6 | 19 | $8,550 | $450 | premium | 1.3% | (772) 335-5666 |
| 78 | DELAWARE RADIOLOGY ASSOCIATES PA | NEWARK | PA | DIAGNOSTIC RADIOLOGY | 56 | 19 | $12,369 | $651 | premium | 6.9% | (302) 737-5990 |
| 79 | IMAGING ASSOCIATES OF INDIANA, PC | CROWN POINT | NY | DIAGNOSTIC RADIOLOGY | 263 | 19 | $15,884 | $836 | premium | 1.3% | (219) 757-6320 |
| 80 | MORI BEAN AND BROOKS INC | ORANGE PARK | DE | DIAGNOSTIC RADIOLOGY | 947 | 18 | $8,514 | $473 | premium | 18.9% | (904) 399-5550 |
| 81 | MARYLAND IMAGING NETWORK PC | PRINCE FREDERICK | PA | DIAGNOSTIC RADIOLOGY | 75 | 18 | $8,539 | $474 | premium | 6.5% | (410) 535-4111 |
| 82 | ARROWHEAD RADIOLOGY MEDICAL GROUP INC | COLTON | CA | DIAGNOSTIC RADIOLOGY | 10 | 18 | $9,846 | $547 | premium | 1.2% | (909) 580-1520 |
| 83 | CCF NEW YORK MEDICAL SERVICES, PC | NEW YORK | PA | DIAGNOSTIC RADIOLOGY | 6 | 18 | $8,215 | $456 | premium | 6.5% | (216) 218-3938 |
| 84 | MAYO CLINIC ARIZONA | PHOENIX | AZ | PHYSICIAN ASSISTANT | 1635 | 17 | $3,196 | $188 | premium | 5.9% | (800) 603-0558 |
| 85 | RADIOLOGY IMAGING ASSOCIATES | PORT ST LUCIE | FL | DIAGNOSTIC RADIOLOGY | 11 | 17 | $11,067 | $651 | premium | 1.2% | (772) 905-3589 |
| 86 | DRS. MCCLOW, CLARK AND BERK PA | JACKSONVILLE | FL | DIAGNOSTIC RADIOLOGY | 22 | 17 | $7,191 | $423 | premium | 1.2% | (904) 381-9994 |
| 87 | NEW LEXINGTON CLINIC PSC | LEXINGTON | KY | PHYSICIAN ASSISTANT | 322 | 17 | $11,526 | $678 | premium | 42.5% | (859) 258-4568 |
| 88 | NORTH SHORE HEMATOLOGY ONCOLOGY ASSOCIATES PC | SMITHTOWN | NY | NURSE PRACTITIONER | 462 | 17 | $3,230 | $190 | premium | 1.1% | (631) 751-3000 |
| 89 | ADVANCED BERKSHIRE MEDICAL IMAGING PC | PITTSFIELD | CA | DIAGNOSTIC RADIOLOGY | 11 | 16 | $3,424 | $214 | premium | 1.1% | (413) 447-2451 |
| 90 | SUTTER VALLEY MEDICAL FOUNDATION | SACRAMENTO | CA | DIAGNOSTIC RADIOLOGY | 2420 | 16 | $18,052 | $1,128 | premium | 1.1% | (916) 681-8852 |
| 91 | RADIOLOGICAL PHYSICIAN ASSOCIATES INC | BRIDGEPORT | WV | DIAGNOSTIC RADIOLOGY | 28 | 16 | $4,384 | $274 | premium | 32.0% | (681) 342-1000 |
| 92 | ENGLEWOOD RADIOLOGIC GROUP P A | ENGLEWOOD | NJ | DIAGNOSTIC RADIOLOGY | 125 | 16 | $3,744 | $234 | premium | 4.2% | (201) 894-3480 |
| 93 | MUSC COMMUNITY PHYSICIANS | ORANGEBURG | TX | NURSE PRACTITIONER | 1307 | 16 | $4,612 | $288 | premium | 1.1% | (803) 395-3400 |
| 94 | EVANSVILLE RADIOLOGY PC | EVANSVILLE | TN | DIAGNOSTIC RADIOLOGY | 29 | 16 | $3,456 | $216 | premium | 3.5% | (812) 422-3254 |
| 95 | REGIONAL RADIOLOGY, LLC | COVINGTON | LA | DIAGNOSTIC RADIOLOGY | 40 | 16 | $1,088 | $68 | premium | 12.5% | (985) 898-4000 |
| 96 | LENOX HILL RADIOLOGY AND MEDICAL IMAGING ASSOCIATES PC | NEW YORK | AZ | DIAGNOSTIC RADIOLOGY | 244 | 16 | $3,546 | $222 | premium | 5.6% | (212) 772-3111 |
| 97 | KANSAS UNIVERSITY PHYSICIANS INC | KANSAS CITY | OK | NURSE PRACTITIONER | 1815 | 15 | $2,264 | $151 | premium | 24.2% | (913) 588-1227 |
| 98 | VALLEY RADIOLOGY MEDICAL ASSOCIATES INC | SAN JOSE | NY | DIAGNOSTIC RADIOLOGY | 25 | 15 | $9,765 | $651 | premium | 1.0% | (408) 358-6881 |
| 99 | KETTERING NETWORK RADIOLOGISTS INC | DAYTON | IL | DIAGNOSTIC RADIOLOGY | 74 | 15 | $3,795 | $253 | premium | 2.5% | (937) 558-3800 |
| 100 | RADIANT IMAGING INC | PASADENA | CA | DIAGNOSTIC RADIOLOGY | 67 | 15 | $13,755 | $917 | premium | 1.0% | (626) 229-8969 |
Showing the top 100 of 136 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 →