74150 — Ct scan of abdomen without contrast
2,715 observed fee-for-service (51%) · ~2,643 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 | 74150 svcs | Submitted charges | Avg charge | Medicare $ locked column | Share* | Phone |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | SOUTHERN NEW ENGLAND RADIOLOGY INC | FALL RIVER | MA | DIAGNOSTIC RADIOLOGY | 22 | 138 | $24,840 | $180 | premium | 54.1% | (508) 679-7136 |
| 2 | SMI IMAGING LLC | PHOENIX | AZ | DIAGNOSTIC RADIOLOGY | 364 | 133 | $73,060 | $549 | premium | 34.4% | (480) 753-6161 |
| 3 | RADIOLOGICAL PHYSICIAN ASSOCIATES INC | BRIDGEPORT | WV | DIAGNOSTIC RADIOLOGY | 28 | 107 | $30,281 | $283 | premium | 88.4% | (681) 342-1000 |
| 4 | COMMUNITY RADIOLOGY ASSOCIATES INC | FREDERICK | MD | DIAGNOSTIC RADIOLOGY | 62 | 106 | $60,135 | $567 | premium | 24.6% | (888) 601-0943 |
| 5 | DIGNITY HEALTH MEDICAL FOUNDATION | FOLSOM | CA | DIAGNOSTIC RADIOLOGY | 1197 | 91 | $38,345 | $421 | premium | 5.1% | (916) 983-7476 |
| 6 | SDMI, LLC | LAS VEGAS | NV | DIAGNOSTIC RADIOLOGY | 36 | 87 | $58,551 | $673 | premium | 61.3% | (702) 732-6000 |
| 7 | ZWANGER AND PESIRI RADIOLOGY GROUP LLP | LINDENHURST | NJ | DIAGNOSTIC RADIOLOGY | 91 | 82 | $26,834 | $327 | premium | 32.4% | (631) 225-7200 |
| 8 | ZWANGER AND PESIRI RADIOLOGY GROUP LLP | LINDENHURST | NY | DIAGNOSTIC RADIOLOGY | 91 | 80 | $52,363 | $655 | premium | 10.0% | (631) 225-7200 |
| 9 | ADVANCED RADIOLOGY P A | BALTIMORE | MD | DIAGNOSTIC RADIOLOGY | 161 | 73 | $44,530 | $610 | premium | 16.9% | (888) 972-9700 |
| 10 | MERCED MRI MEDICAL GROUP | LOS BANOS | CA | DIAGNOSTIC RADIOLOGY | 4 | 71 | $49,700 | $700 | premium | 4.0% | (209) 384-4250 |
| 11 | RADIOLOGIC CENTER INC | OMAHA | NE | DIAGNOSTIC RADIOLOGY | 20 | 68 | $20,060 | $295 | premium | 50.0% | (402) 390-0606 |
| 12 | GLENDALE DIAGNOSTIC IMAGING NETWORK MEDICAL OFFICE INC | GLENDALE | CA | DIAGNOSTIC RADIOLOGY | 3 | 67 | $80,400 | $1,200 | premium | 3.8% | (818) 546-1929 |
| 13 | LENOX HILL RADIOLOGY AND MEDICAL IMAGING ASSOCIATES PC | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 244 | 66 | $39,386 | $597 | premium | 8.2% | (212) 772-3111 |
| 14 | RADIOLOGY IMAGING ASSOCIATES | PORT ST LUCIE | FL | DIAGNOSTIC RADIOLOGY | 11 | 45 | $27,450 | $610 | premium | 3.6% | (772) 905-3589 |
| 15 | LOURDES IMAGING ASSOCIATES PA | CAMDEN | PA | DIAGNOSTIC RADIOLOGY | 15 | 42 | $27,006 | $643 | premium | 26.1% | (856) 616-8100 |
| 16 | NEW YORK UNIVERSITY | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 5704 | 38 | $37,750 | $993 | premium | 4.7% | (212) 263-9700 |
| 17 | UROLOGY CENTERS OF ALABAMA, PC | HOMEWOOD | AL | UROLOGY | 61 | 38 | $17,100 | $450 | premium | 32.5% | (205) 930-0920 |
| 18 | FLORIDA CANCER SPECIALISTS AND RESEARCH INSTITUTE, LLC | FORT MYERS | FL | HEMATOLOGY/ONCOLOGY | 437 | 30 | $20,490 | $683 | premium | 2.4% | (239) 561-9622 |
| 19 | RADIOLOGY ASSOCIATES OF NORTHERN KENTUCKY PLLC | EDGEWOOD | KY | DIAGNOSTIC RADIOLOGY | 56 | 28 | $4,060 | $145 | premium | 38.9% | (859) 301-2160 |
| 20 | THE NEW JERSEY IMAGING NETWORK, LLC | CEDAR KNOLLS | NJ | DIAGNOSTIC RADIOLOGY | 71 | 28 | $17,080 | $610 | premium | 11.1% | (973) 695-1290 |
| 21 | REGIONAL RADIOLOGY, LLC | COVINGTON | LA | DIAGNOSTIC RADIOLOGY | 40 | 27 | $1,701 | $63 | premium | 29.7% | (985) 898-4000 |
| 22 | STOCKDALE RADIOLOGY PHYSICIANS SERVICES INC | BAKERSFIELD | CA | DIAGNOSTIC RADIOLOGY | 3 | 26 | $9,450 | $363 | premium | 1.5% | (661) 631-8000 |
| 23 | RADIOLOGY IMAGING ASSOCIATES OF OAK RIDGE PC | OAK RIDGE | RI | DIAGNOSTIC RADIOLOGY | 18 | 25 | $5,425 | $217 | premium | 48.1% | 86673056192240 |
| 24 | MAYO CLINIC | ROCHESTER | MN | NURSE PRACTITIONER | 4896 | 24 | $33,888 | $1,412 | premium | 27.6% | (507) 284-2511 |
| 25 | JASON L HWANG MD INC | SONORA | CA | DIAGNOSTIC RADIOLOGY | 51 | 24 | $7,896 | $329 | premium | 1.4% | (855) 504-4544 |
| 26 | REGENTS OF THE UNIVERSITY OF MICHIGAN | ANN ARBOR | MI | INTERNAL MEDICINE | 3330 | 24 | $8,064 | $336 | premium | 27.6% | (734) 763-5459 |
| 27 | CAPITAL CARDIOLOGY ASSOCIATES PLLC | ALBANY | NY | NURSE PRACTITIONER | 68 | 24 | $6,720 | $280 | premium | 3.0% | (518) 292-6000 |
| 28 | HOLSTON MEDICAL GROUP PC | BRISTOL | TN | NURSE PRACTITIONER | 244 | 23 | $9,568 | $416 | premium | 8.6% | (423) 844-7000 |
| 29 | MAGNOLIA MEDICAL IMAGING CENTER INC A MEDICAL GROUP | WESTMINSTER | CA | DIAGNOSTIC RADIOLOGY | 2 | 23 | $17,250 | $750 | premium | 1.3% | (714) 893-1915 |
| 30 | MILLENNIUM PHYSICIAN GROUP LLC | PORT CHARLOTTE | FL | PHYSICIAN ASSISTANT | 953 | 22 | $6,194 | $282 | premium | 1.8% | (941) 255-3535 |
| 31 | MARYLAND IMAGING NETWORK PC | PRINCE FREDERICK | PA | DIAGNOSTIC RADIOLOGY | 75 | 22 | $9,787 | $445 | premium | 13.7% | (410) 535-4111 |
| 32 | CHARLOTTE RADIOLOGY PA | CHARLOTTE | NC | DIAGNOSTIC RADIOLOGY | 218 | 22 | $6,237 | $284 | premium | 10.3% | (704) 362-1945 |
| 33 | BEAUMONT MEDICAL GROUP HOSPITAL BASED SERVICES | TROY | MI | DIAGNOSTIC RADIOLOGY | 583 | 22 | $6,976 | $317 | premium | 25.3% | (248) 964-1187 |
| 34 | DELAWARE RADIOLOGY ASSOCIATES PA | NEWARK | DE | DIAGNOSTIC RADIOLOGY | 56 | 22 | $10,825 | $492 | premium | 20.4% | (302) 737-5990 |
| 35 | ASSOCIATION OF UNIVERSITY RADIOLOGISTS, PC | KNOXVILLE | TN | DIAGNOSTIC RADIOLOGY | 35 | 22 | $4,841 | $220 | premium | 8.2% | (865) 305-9661 |
| 36 | MEDICAL CENTER RADIOLOGISTS INC | NORFOLK | VA | DIAGNOSTIC RADIOLOGY | 123 | 21 | $3,822 | $182 | premium | 10.0% | (757) 466-6870 |
| 37 | HUDSON VALLEY RADIOLOGISTS PC | POUGHKEEPSIE | NY | DIAGNOSTIC RADIOLOGY | 27 | 21 | $3,528 | $168 | premium | 2.6% | (845) 790-5700 |
| 38 | MRI RADIOLOGY NETWORK PA | BOCA RATON | FL | DIAGNOSTIC RADIOLOGY | 2 | 20 | $21,480 | $1,074 | premium | 1.6% | (561) 826-1134 |
| 39 | WASHINGTON UNIVERSITY | SAINT LOUIS | MO | NURSE PRACTITIONER | 3070 | 19 | $8,360 | $440 | premium | 21.1% | (314) 747-3000 |
| 40 | RADIOLOGY ASSOCIATES OF VENICE AND ENGLEWOOD PA | VENICE | FL | DIAGNOSTIC RADIOLOGY | 8 | 19 | $5,048 | $266 | premium | 1.5% | (941) 486-3483 |
| 41 | ARIZONA DIAGNOSTIC RADIOLOGY GROUP LLC | GILBERT | MI | DIAGNOSTIC RADIOLOGY | 60 | 19 | $8,531 | $449 | premium | 21.8% | (480) 354-9200 |
| 42 | ARIZONA DIAGNOSTIC RADIOLOGY GROUP LLC | GILBERT | AZ | DIAGNOSTIC RADIOLOGY | 60 | 19 | $9,842 | $518 | premium | 4.9% | (480) 354-9200 |
| 43 | RADIOLOGY ASSOCIATES OF NORTH TEXAS PA | FORT WORTH | TX | DIAGNOSTIC RADIOLOGY | 340 | 18 | $13,104 | $728 | premium | 2.6% | (817) 321-0470 |
| 44 | EVANSVILLE RADIOLOGY PC | EVANSVILLE | IN | DIAGNOSTIC RADIOLOGY | 29 | 17 | $2,975 | $175 | premium | 6.3% | (812) 422-3254 |
| 45 | TOMS RIVER XRAY CT AND MRI CENTER PA | TOMS RIVER | VA | DIAGNOSTIC RADIOLOGY | 8 | 17 | $7,650 | $450 | premium | 8.1% | (732) 244-0777 |
| 46 | MASSACHUSETTS GENERAL PHYSICIANS ORGANIZATION INC | BOSTON | MA | DIAGNOSTIC RADIOLOGY | 3532 | 17 | $13,447 | $791 | premium | 6.7% | (617) 724-0287 |
| 47 | COMMONWEALTH RADIOLOGY PC | RICHMOND | VA | DIAGNOSTIC RADIOLOGY | 49 | 16 | $2,480 | $155 | premium | 7.7% | (804) 288-8327 |
| 48 | RADIOLOGY OF MSMC, LLC | MIAMI | FL | DIAGNOSTIC RADIOLOGY | 23 | 16 | $4,140 | $259 | premium | 1.3% | (305) 674-3905 |
| 49 | DONALSONVILLE HOSPITAL INC | DONALSONVILLE | AL | DIAGNOSTIC RADIOLOGY | 58 | 16 | $3,520 | $220 | premium | 13.7% | — |
| 50 | NEW LEXINGTON CLINIC PSC | LEXINGTON | KY | PHYSICIAN ASSISTANT | 322 | 16 | $12,272 | $767 | premium | 22.2% | (859) 258-4568 |
| 51 | LAKE MEDICAL IMAGING AND BREAST CENTER AT THE VILLAGES LLC | LEESBURG | FL | DIAGNOSTIC RADIOLOGY | 22 | 16 | $6,672 | $417 | premium | 1.3% | (352) 787-5858 |
| 52 | UROLOGY GROUP PC | GERMANTOWN | TN | UROLOGY | 17 | 15 | $15,600 | $1,040 | premium | 5.6% | (901) 767-8158 |
| 53 | MOUNTAIN HOME RADIOLOGY CONSULTANTS | MOUNTAIN HOME | AR | DIAGNOSTIC RADIOLOGY | 5 | 15 | $1,950 | $130 | premium | 16.5% | (870) 425-6322 |
| 54 | MEDICAL INSIGHTS DIAGNOSTIC CENTERS CONCORD PROFESSIONAL CORPORATION | PALM DESERT | CA | DIAGNOSTIC RADIOLOGY | 2 | 15 | $3,155 | $210 | premium | 0.8% | (510) 507-8528 |
| 55 | SPARTANBURG MEDICAL CENTER | SPARTANBURG | SC | NURSE PRACTITIONER | 1070 | 15 | $2,727 | $182 | premium | 12.2% | (864) 587-3000 |
| 56 | UROPARTNERS LLC | WESTCHESTER | IL | UROLOGY | 130 | 14 | $15,820 | $1,130 | premium | 12.2% | (708) 486-0076 |
| 57 | RADIOLOGICAL PHYSICIAN ASSOCIATES INC | BRIDGEPORT | AR | DIAGNOSTIC RADIOLOGY | 28 | 14 | $3,962 | $283 | premium | 15.4% | (681) 342-1000 |
| 58 | COMMUNITY RADIOLOGY ASSOCIATES INC | FREDERICK | NC | DIAGNOSTIC RADIOLOGY | 62 | 14 | $8,540 | $610 | premium | 6.5% | (888) 601-0943 |
| 59 | NEW YORK MEDICAL IMAGING ASSOCIATES MD PC | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 7 | 14 | $10,500 | $750 | premium | 1.7% | (212) 518-2901 |
| 60 | FLORIDA HOSPITAL PHYSICIAN GROUP INC | TAMPA | MA | DIAGNOSTIC RADIOLOGY | 891 | 14 | $6,076 | $434 | premium | 5.5% | (813) 615-7075 |
| 61 | H LEE MOFFITT CANCER CTR AND RES INST LIFE TIME CANCER SCRN CTR INC | TAMPA | FL | PHYSICIAN ASSISTANT | 1103 | 14 | $2,904 | $207 | premium | 1.1% | (813) 745-4673 |
| 62 | RADIOLOGY ASSOCIATES OF ABILENE PA | ABILENE | TX | DIAGNOSTIC RADIOLOGY | 25 | 14 | $2,870 | $205 | premium | 2.0% | (325) 670-2000 |
| 63 | RADIOLOGY ASSOCIATES OF OXFORD - PA | OXFORD | MS | DIAGNOSTIC RADIOLOGY | 15 | 14 | $3,500 | $250 | premium | 16.3% | (662) 232-8100 |
| 64 | OSU RADIOLOGY LLC | COLUMBUS | OH | DIAGNOSTIC RADIOLOGY | 174 | 13 | $3,679 | $283 | premium | 9.7% | (614) 293-8315 |
| 65 | DUKE HEALTH INTEGRATED PRACTICE INC | DURHAM | NC | PHYSICIAN ASSISTANT | 3051 | 13 | $4,303 | $331 | premium | 6.1% | (919) 684-8111 |
| 66 | STATE UNIVERSITY OF IOWA | IOWA CITY | IA | PHYSICIAN ASSISTANT | 1902 | 13 | $4,579 | $352 | premium | 37.1% | (319) 678-8201 |
| 67 | HALO MEDICAL GROUP | INDIAN WELLS | CA | DIAGNOSTIC RADIOLOGY | 22 | 13 | $6,825 | $525 | premium | 0.7% | (760) 776-8989 |
| 68 | RADIOLOGY ASSOCIATES OF SAN LUIS OBISPO A MEDICAL GROUP INC | SAN LUIS OBISPO | MN | DIAGNOSTIC RADIOLOGY | 55 | 13 | $4,758 | $366 | premium | 14.9% | (805) 461-7080 |
| 69 | MAYO CLINIC JACKSONVILLE | JACKSONVILLE | FL | NURSE PRACTITIONER | 1587 | 13 | $23,686 | $1,822 | premium | 1.0% | (904) 953-2000 |
| 70 | HARVARD MEDICAL FACULTY PHYS AT BETH ISRAEL DEACONESS MED CTR INC | BOSTON | MA | INTERNAL MEDICINE | 1689 | 13 | $2,457 | $189 | premium | 5.1% | (781) 983-9088 |
| 71 | INVERNESS MEDICAL IMAGING LLC | INVERNESS | FL | DIAGNOSTIC RADIOLOGY | 85 | 13 | $7,384 | $568 | premium | 1.0% | (352) 419-4818 |
| 72 | ADVANCED UROLOGY INSTITUTE LLC | INVERNESS | FL | UROLOGY | 147 | 13 | $4,035 | $310 | premium | 1.0% | (352) 726-9707 |
| 73 | MEMPHIS RADIOLOGICAL PC | MEMPHIS | TN | DIAGNOSTIC RADIOLOGY | 51 | 13 | $3,614 | $278 | premium | 4.8% | (901) 561-6000 |
| 74 | MEMPHIS RADIOLOGICAL PC | MEMPHIS | MD | DIAGNOSTIC RADIOLOGY | 51 | 13 | $3,614 | $278 | premium | 3.0% | (901) 561-6000 |
| 75 | X-RAY ASSOCIATES OF LOUISVILLE PSC | LOUISVILLE | KY | DIAGNOSTIC RADIOLOGY | 55 | 12 | $3,502 | $292 | premium | 16.7% | (502) 897-8121 |
| 76 | RADIOLOGICAL PHYSICIAN ASSOCIATES INC | BRIDGEPORT | VA | DIAGNOSTIC RADIOLOGY | 28 | 12 | $3,396 | $283 | premium | 5.7% | (681) 342-1000 |
| 77 | RADIOLOGICAL PHYSICIAN ASSOCIATES INC | BRIDGEPORT | OH | DIAGNOSTIC RADIOLOGY | 28 | 12 | $3,396 | $283 | premium | 9.0% | (681) 342-1000 |
| 78 | KERN RADIOLOGY MEDICAL GROUP INC | BAKERSFIELD | CA | DIAGNOSTIC RADIOLOGY | 87 | 12 | $7,320 | $610 | premium | 0.7% | (661) 616-1458 |
| 79 | ADVANCED IMAGING CONCEPTS PL | BROOKSVILLE | FL | DIAGNOSTIC RADIOLOGY | 5 | 12 | $6,660 | $555 | premium | 1.0% | (352) 597-0016 |
| 80 | CITY OF HOPE MEDICAL FOUNDATION | DUARTE | CA | NURSE PRACTITIONER | 942 | 12 | $2,568 | $214 | premium | 0.7% | (626) 256-4673 |
| 81 | TOWER IMAGING LLC | TAMPA | FL | DIAGNOSTIC RADIOLOGY | 103 | 12 | $9,288 | $774 | premium | 1.0% | 81325327211937 |
| 82 | STARKVILLE RADIOLOGY PLLC | STARKVILLE | MS | DIAGNOSTIC RADIOLOGY | 2 | 12 | $3,000 | $250 | premium | 14.0% | (662) 323-4320 |
| 83 | OXFORD UROLOGY ASSOCIATES PLLC | OXFORD | MS | UROLOGY | 17 | 12 | $4,397 | $366 | premium | 14.0% | — |
| 84 | NORTH SHORE HEMATOLOGY ONCOLOGY ASSOCIATES PC | SMITHTOWN | NY | NURSE PRACTITIONER | 462 | 12 | $5,567 | $464 | premium | 1.5% | (631) 751-3000 |
| 85 | IMAGING ASSOCIATES OF INDIANA, PC | CROWN POINT | IN | DIAGNOSTIC RADIOLOGY | 263 | 12 | $8,880 | $740 | premium | 4.4% | (219) 757-6320 |
| 86 | PLAINVIEW RADIOLOGY LLC | PLAINVIEW | NV | DIAGNOSTIC RADIOLOGY | 2 | 12 | $2,460 | $205 | premium | 8.5% | (806) 293-4231 |
| 87 | ROCKINGHAM RADIOLOGISTS | ROCKINGHAM | VA | DIAGNOSTIC RADIOLOGY | 11 | 12 | $2,148 | $179 | premium | 5.7% | (540) 432-8951 |
| 88 | MEMPHIS PHYSICIANS RADIOLOGICAL GROUP PC | MEMPHIS | TN | DIAGNOSTIC RADIOLOGY | 68 | 11 | $2,354 | $214 | premium | 4.1% | (901) 765-2191 |
| 89 | MORI BEAN AND BROOKS INC | ORANGE PARK | FL | DIAGNOSTIC RADIOLOGY | 947 | 11 | $3,570 | $325 | premium | 0.9% | (904) 399-5550 |
| 90 | HOUSTON RADIOLOGY ASSOCIATED | HOUSTON | TX | DIAGNOSTIC RADIOLOGY | 103 | 11 | $4,723 | $429 | premium | 1.6% | (281) 206-9020 |
| 91 | RADIOLOGICAL PHYSICIAN ASSOCIATES INC | BRIDGEPORT | MO | DIAGNOSTIC RADIOLOGY | 28 | 11 | $3,113 | $283 | premium | 12.2% | (681) 342-1000 |
| 92 | CONRAD PEARSON CLINIC PC | SOUTHAVEN | TN | UROLOGY | 21 | 11 | $5,452 | $496 | premium | 4.1% | (662) 349-1964 |
| 93 | DIAGNOSTIC IMAGING ASSOCIATES, P.C. | DES MOINES | IA | DIAGNOSTIC RADIOLOGY | 21 | 11 | $2,739 | $249 | premium | 31.4% | (515) 643-2667 |
| 94 | ADVANCED IMAGING CENTER, INC. | LANCASTER | MN | DIAGNOSTIC RADIOLOGY | 8 | 11 | $8,997 | $818 | premium | 12.6% | (661) 949-8111 |
| 95 | WESTCHESTER MEDICAL GROUP, P.C | WHITE PLAINS | NY | INTERNAL MEDICINE | 409 | 11 | $10,043 | $913 | premium | 1.4% | (914) 682-0700 |
| 96 | RADIOLOGY LTD LLC | TUCSON | AZ | DIAGNOSTIC RADIOLOGY | 102 | 11 | $10,202 | $927 | premium | 2.8% | (520) 290-4842 |
| 97 | ARIZONA COMMUNITY PHYSICIANS PC | TUCSON | AZ | FAMILY PRACTICE | 163 | 11 | $4,730 | $430 | premium | 2.8% | (520) 547-5725 |
| 98 | NAPERVILLE RADIOLOGISTS SC | NAPERVILLE | IL | DIAGNOSTIC RADIOLOGY | 16 | 11 | $7,373 | $670 | premium | 9.6% | (630) 484-5493 |
| 99 | BRIGHAM AND WOMENS PHYSICIANS ORGANIZATION INC | BOSTON | MA | PHYSICIAN ASSISTANT | 2942 | 11 | $2,292 | $208 | premium | 4.3% | (617) 732-5500 |
| 100 | ACKERMAN CANCER CENTER PA | JACKSONVILLE | FL | RADIATION ONCOLOGY | 10 | 11 | $5,852 | $532 | premium | 0.9% | (904) 260-3022 |
Showing the top 100 of 95 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 →