97,667 observed fee-for-service (51%) · ~94,516 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 | A9595 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 | NORTH SHORE HEMATOLOGY ONCOLOGY ASSOCIATES PC | SMITHTOWN | NY | NURSE PRACTITIONER | 462 | 9,416 | $24,481,600 | $2,600 | premium | 29.7% | (631) 751-3000 |
| 2 | VIRGINIA UROLOGY CENTER | RICHMOND | VA | UROLOGY | 90 | 5,094 | $5,577,930 | $1,095 | premium | 53.0% | (804) 330-9105 |
| 3 | ROCKY MOUNTAIN CANCER CENTERS LLP | COLORADO SPRINGS | CO | NURSE PRACTITIONER | 129 | 4,261 | $5,924,340 | $1,390 | premium | 50.8% | (719) 577-2555 |
| 4 | UROLOGY CLINICS OF NORTH TEXAS, PLLC | DALLAS | TX | UROLOGY | 72 | 3,816 | $3,880,000 | $1,017 | premium | 34.9% | (214) 691-9377 |
| 5 | SUTTER BAY MEDICAL FOUNDATION | PALO ALTO | CA | INTERNAL MEDICINE | 3716 | 3,632 | $4,810,052 | $1,324 | premium | 9.2% | (415) 600-1020 |
| 6 | TEXAS ONCOLOGY PA | DALLAS | TX | PHYSICIAN ASSISTANT | 995 | 3,164 | $4,126,752 | $1,304 | premium | 28.9% | — |
| 7 | ADVANCED RADIOLOGY P A | BALTIMORE | MD | DIAGNOSTIC RADIOLOGY | 161 | 3,045 | $2,137,129 | $702 | premium | 16.1% | (888) 972-9700 |
| 8 | SUTTER VALLEY MEDICAL FOUNDATION | SACRAMENTO | CA | DIAGNOSTIC RADIOLOGY | 2420 | 2,837 | $3,684,954 | $1,299 | premium | 7.2% | (916) 681-8852 |
| 9 | WOODBURN NUCLEAR MEDICINE, LTD | ANNANDALE | VA | NUCLEAR MEDICINE | 7 | 2,323 | $1,942,492 | $836 | premium | 24.2% | (703) 698-0666 |
| 10 | RADIOLOGY REGIONAL CENTER P A | FORT MYERS | FL | DIAGNOSTIC RADIOLOGY | 52 | 2,133 | $2,546,846 | $1,194 | premium | 10.9% | (239) 936-2316 |
| 11 | FLORIDA CANCER SPECIALISTS AND RESEARCH INSTITUTE, LLC | FORT MYERS | FL | HEMATOLOGY/ONCOLOGY | 437 | 1,968 | $2,859,504 | $1,453 | premium | 10.1% | (239) 561-9622 |
| 12 | UROLOGY OF INDIANA LLC | GREENWOOD | IN | PHYSICIAN ASSISTANT | 83 | 1,961 | $3,916,000 | $1,997 | premium | 55.6% | (317) 859-7222 |
| 13 | CENTRAL OHIO UROLOGY GROUP, LLC. | GAHANNA | OH | UROLOGY | 45 | 1,900 | $10,554,500 | $5,555 | premium | 51.1% | (614) 396-2684 |
| 14 | ARIZONA CENTER FOR HEMATOLOGY AND ONCOLOGY PLC | PHOENIX | AZ | UROLOGY | 61 | 1,845 | $2,233,674 | $1,211 | premium | 13.6% | (480) 278-8300 |
| 15 | COMMUNITY RADIOLOGY ASSOCIATES INC | FREDERICK | MD | DIAGNOSTIC RADIOLOGY | 62 | 1,830 | $1,291,051 | $705 | premium | 9.7% | (888) 601-0943 |
| 16 | ALLISON CURTIS KINGSLEY MEOZ MICHAEL AND SANCHEZ PC | LAS VEGAS | NV | NURSE PRACTITIONER | 71 | 1,710 | $2,359,800 | $1,380 | premium | 88.4% | (702) 952-2140 |
| 17 | PALM DESERT RADIOLOGY MEDICAL GROUP INC | RANCHO MIRAGE | CA | DIAGNOSTIC RADIOLOGY | 125 | 1,686 | $1,100,400 | $653 | premium | 4.3% | (760) 773-1251 |
| 18 | LEXINGTON HEALTH INC | WEST COLUMBIA | SC | NURSE PRACTITIONER | 909 | 1,679 | $3,167,596 | $1,887 | premium | 44.8% | (803) 744-4900 |
| 19 | ASSOCIATED MEDICAL PROFESSIONALS OF NY PLLC | SYRACUSE | NY | UROLOGY | 60 | 1,539 | $2,565,005 | $1,667 | premium | 4.8% | (315) 478-4185 |
| 20 | SCRIPPS HEALTH | LA JOLLA | CA | PHYSICIAN ASSISTANT | 1431 | 1,495 | $2,864,420 | $1,916 | premium | 3.8% | (858) 455-9100 |
| 21 | OPTUM MEDICAL CARE PC | MOUNT KISCO | NY | INTERNAL MEDICINE | 1040 | 1,463 | $2,311,628 | $1,580 | premium | 4.6% | (914) 241-1050 |
| 22 | FLORIDA PHYSICIAN SPECIALISTS LLC | JACKSONVILLE | FL | UROLOGY | 36 | 1,448 | $2,389,200 | $1,650 | premium | 7.4% | (904) 483-2310 |
| 23 | MARYLAND IMAGING NETWORK PC | PRINCE FREDERICK | MD | DIAGNOSTIC RADIOLOGY | 75 | 1,396 | $977,689 | $700 | premium | 7.4% | (410) 535-4111 |
| 24 | UCLA RADIOLOGY MEDICAL GROUP | LOS ANGELES | CA | DIAGNOSTIC RADIOLOGY | 191 | 1,286 | $3,881,310 | $3,018 | premium | 3.3% | (310) 301-6800 |
| 25 | ATLANTIC MEDICAL IMAGING | GALLOWAY | NJ | DIAGNOSTIC RADIOLOGY | 109 | 1,228 | $1,254,997 | $1,022 | premium | 18.6% | (609) 677-9729 |
| 26 | LAKE MEDICAL IMAGING AND BREAST CENTER AT THE VILLAGES LLC | LEESBURG | FL | DIAGNOSTIC RADIOLOGY | 22 | 1,186 | $858,000 | $723 | premium | 6.1% | (352) 787-5858 |
| 27 | SPRINGFIELD CLINIC, LLP | SPRINGFIELD | IL | NURSE PRACTITIONER | 686 | 1,134 | $1,347,084 | $1,188 | premium | 15.1% | (217) 544-6464 |
| 28 | ZWANGER AND PESIRI RADIOLOGY GROUP LLP | LINDENHURST | NY | DIAGNOSTIC RADIOLOGY | 91 | 1,119 | $648,156 | $579 | premium | 3.5% | (631) 225-7200 |
| 29 | NEW YORK UNIVERSITY | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 5704 | 954 | $2,491,083 | $2,611 | premium | 3.0% | (212) 263-9700 |
| 30 | MICHAEL P SHERMAN MD PHD A MEDICAL CORPORATION | WALNUT CREEK | CA | HEMATOLOGY/ONCOLOGY | 13 | 874 | $616,000 | $705 | premium | 2.2% | (925) 939-9610 |
| 31 | DAYTON PHYSICIANS LLC | CENTERVILLE | OH | NURSE PRACTITIONER | 40 | 828 | $993,600 | $1,200 | premium | 22.3% | (937) 293-1622 |
| 32 | MERRIMACK VALLEY PET PC | METHUEN | MA | DIAGNOSTIC RADIOLOGY | 2 | 820 | $611,802 | $746 | premium | 5.7% | (978) 689-4738 |
| 33 | GENESISCARE USA OF FLORIDA LLC | CAPE CORAL | FL | UROLOGY | 175 | 789 | $1,098,455 | $1,392 | premium | 4.0% | — |
| 34 | STANFORD HEALTH CARE | STANFORD | CA | DIAGNOSTIC RADIOLOGY | 3039 | 752 | $279,791 | $372 | premium | 1.9% | (650) 723-4000 |
| 35 | ADLER INSTITUTE FOR ADVANCED IMAGING, LLC. | JENKINTOWN | PA | DIAGNOSTIC RADIOLOGY | 4 | 720 | $750,139 | $1,042 | premium | 15.2% | (215) 935-0030 |
| 36 | MINNESOTA ONCOLOGY HEMATOLOGY PA | EDINA | MN | PHYSICIAN ASSISTANT | 135 | 711 | $981,180 | $1,380 | premium | 15.4% | (952) 928-2900 |
| 37 | RADIOLOGY IMAGING ASSOCIATES | PORT ST LUCIE | FL | DIAGNOSTIC RADIOLOGY | 11 | 711 | $495,112 | $696 | premium | 3.6% | (772) 905-3589 |
| 38 | UTAH CANCER SPECIALISTS PC | SALT LAKE CITY | UT | MEDICAL ONCOLOGY | 48 | 708 | $1,132,800 | $1,600 | premium | 100.0% | (385) 282-2125 |
| 39 | ILLINOIS CANCER SPECIALISTS | ARLINGTON HEIGHTS | IL | HEMATOLOGY/ONCOLOGY | 29 | 700 | $901,600 | $1,288 | premium | 9.3% | (847) 259-4482 |
| 40 | ARIZONA BLOOD AND CANCER SPECIALISTS, PLLC | TUCSON | AZ | MEDICAL ONCOLOGY | 15 | 693 | $1,211,350 | $1,748 | premium | 5.1% | (520) 689-7022 |
| 41 | ASCENSION MEDICAL GROUP VIA CHRISTI PA | WICHITA | KS | FAMILY PRACTICE | 186 | 687 | $543,534 | $791 | premium | 30.9% | (316) 689-9349 |
| 42 | ADR LLC | CUMBERLAND | MD | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 4 | 675 | $391,702 | $580 | premium | 3.6% | (301) 777-3522 |
| 43 | WOODLANDS MEDICAL SPECIALISTS P A | PENSACOLA | FL | PHYSICIAN ASSISTANT | 51 | 675 | $931,500 | $1,380 | premium | 3.4% | (850) 696-4000 |
| 44 | SMI IMAGING LLC | PHOENIX | AZ | DIAGNOSTIC RADIOLOGY | 364 | 666 | $680,652 | $1,022 | premium | 4.9% | (480) 753-6161 |
| 45 | SILICON VALLEY MEDICAL IMAGING INC A MEDICAL CORPORATION | FREMONT | CA | NUCLEAR MEDICINE | 3 | 644 | $795,900 | $1,236 | premium | 1.6% | (510) 792-9700 |
| 46 | RADIANT IMAGING INC | PASADENA | CA | DIAGNOSTIC RADIOLOGY | 67 | 634 | $443,800 | $700 | premium | 1.6% | (626) 229-8969 |
| 47 | AMERICAN ONCOLOGY PARTNERS PA | FORT WAYNE | AR | HEMATOLOGY/ONCOLOGY | 333 | 631 | $986,616 | $1,564 | premium | 39.6% | (260) 484-8830 |
| 48 | CANCER CARE SPECIALISTS OF CENTRAL ILLINOIS SC | DECATUR | IL | HEMATOLOGY/ONCOLOGY | 30 | 621 | $784,609 | $1,263 | premium | 8.3% | (217) 876-4700 |
| 49 | BEVERLY RADIOLOGY MEDICAL GROUP III | GARDEN GROVE | WA | DIAGNOSTIC RADIOLOGY | 328 | 595 | $416,500 | $700 | premium | 10.4% | — |
| 50 | BLACKWELL PHYSICIANS, LLC | ROCKVILLE | MD | DIAGNOSTIC RADIOLOGY | 67 | 584 | $316,388 | $542 | premium | 3.1% | (240) 826-6074 |
| 51 | MANKATO CLINIC LTD | MANKATO | MN | PHYSICIAN ASSISTANT | 246 | 578 | $931,019 | $1,611 | premium | 12.6% | (507) 389-8509 |
| 52 | DELAWARE RADIOLOGY ASSOCIATES PA | NEWARK | DE | DIAGNOSTIC RADIOLOGY | 56 | 567 | $394,836 | $696 | premium | 100.0% | (302) 737-5990 |
| 53 | NORTHWESTERN MEDICAL FACULTY FOUNDATION | CHICAGO | IL | NURSE PRACTITIONER | 4339 | 520 | $358,800 | $690 | premium | 6.9% | — |
| 54 | DUPAGE MEDICAL GROUP LTD | GLEN ELLYN | IL | PHYSICIAN ASSISTANT | 1323 | 505 | $937,210 | $1,856 | premium | 6.7% | (630) 469-9200 |
| 55 | BEVERLY RADIOLOGY MEDICAL GROUP III | GARDEN GROVE | CA | DIAGNOSTIC RADIOLOGY | 328 | 504 | $351,883 | $698 | premium | 1.3% | — |
| 56 | RADIOLOGY ASSOCIATES OF VENICE AND ENGLEWOOD PA | VENICE | FL | DIAGNOSTIC RADIOLOGY | 8 | 495 | $552,450 | $1,116 | premium | 2.5% | (941) 486-3483 |
| 57 | TOLEDO CLINIC INCORPORATED | TOLEDO | OH | NURSE PRACTITIONER | 217 | 479 | $1,277,491 | $2,667 | premium | 12.9% | (419) 874-3246 |
| 58 | INNOVATIVE RADIOLOGY PA | HOUSTON | TX | DIAGNOSTIC RADIOLOGY | 31 | 401 | $264,232 | $659 | premium | 3.7% | (713) 797-1919 |
| 59 | CHRISTIE CLINIC, PLLC | CHAMPAIGN | IL | INTERNAL MEDICINE | 220 | 396 | $633,204 | $1,599 | premium | 5.3% | (217) 366-1200 |
| 60 | STOCKTON HEMATOLOGY ONCOLOGY MEDICAL GROUP INC | STOCKTON | CA | HEMATOLOGY | 9 | 387 | $940,628 | $2,431 | premium | 1.0% | — |
| 61 | NEW YORK UNIVERSITY | NEW YORK | VA | DIAGNOSTIC RADIOLOGY | 5704 | 376 | $995,400 | $2,647 | premium | 3.9% | (212) 263-9700 |
| 62 | SCRIPPS HEALTH | LA JOLLA | MA | PHYSICIAN ASSISTANT | 1431 | 369 | $707,004 | $1,916 | premium | 2.6% | (858) 455-9100 |
| 63 | MISSOURI CANCER ASSOCIATES LLC | COLUMBIA | MO | RADIATION ONCOLOGY | 22 | 360 | $496,800 | $1,380 | premium | 30.6% | (573) 874-7800 |
| 64 | CEDARS-SINAI MEDICAL CARE FOUNDATION | LOS ANGELES | CA | PHYSICIAN ASSISTANT | 1699 | 339 | $641,699 | $1,893 | premium | 0.9% | (310) 423-0674 |
| 65 | MEMORIAL NUCLEAR MEDICINE GROUP | NEW YORK | NY | NUCLEAR MEDICINE | 39 | 316 | $264,999 | $839 | premium | 1.0% | (212) 639-2000 |
| 66 | JOHN A SHIELDS MD AND STEVEN A SCHIFF MD A PROFESSIONAL CORPORATION | RENO | CA | HEMATOLOGY/ONCOLOGY | 19 | 315 | $567,000 | $1,800 | premium | 0.8% | (775) 329-0873 |
| 67 | GREATER HOUSTON RADIATION ONCOLOGY, P.A. | HOUSTON | TX | RADIATION ONCOLOGY | 4 | 288 | $529,800 | $1,840 | premium | 2.6% | (281) 377-7555 |
| 68 | MONTEFIORE MEDICAL CENTER | BRONX | NY | PHYSICAL THERAPIST IN PRIVATE PRACTICE | 2796 | 288 | $688,690 | $2,391 | premium | 0.9% | (866) 633-8255 |
| 69 | UNIVERSITY RADIOLOGY ASSOCIATES, LLP | SYRACUSE | NY | DIAGNOSTIC RADIOLOGY | 41 | 280 | $167,449 | $598 | premium | 0.9% | (315) 464-5189 |
| 70 | ADVANCE TECHNOLOGICAL RADIOLOGY PA | DAVENPORT | FL | DIAGNOSTIC RADIOLOGY | 8 | 270 | $329,028 | $1,219 | premium | 1.4% | (863) 421-9393 |
| 71 | SOUND CANCER CARE PLLC | PUYALLUP | WA | RADIATION ONCOLOGY | 2 | 261 | $630,967 | $2,417 | premium | 4.6% | (253) 200-3166 |
| 72 | UNITED REGIONAL PHYSICIAN GROUP | WICHITA FALLS | TX | NURSE PRACTITIONER | 101 | 261 | $336,168 | $1,288 | premium | 2.4% | (940) 766-3320 |
| 73 | ADVANCED RADIOLOGY P A | BALTIMORE | ID | DIAGNOSTIC RADIOLOGY | 161 | 261 | $181,750 | $696 | premium | 46.8% | (888) 972-9700 |
| 74 | AMERICAN ONCOLOGY PARTNERS PA | FORT WAYNE | NC | HEMATOLOGY/ONCOLOGY | 333 | 261 | $402,984 | $1,544 | premium | 7.2% | (260) 484-8830 |
| 75 | PHYSICIANS REFERRAL SERVICE | HOUSTON | WI | NURSE PRACTITIONER | 2696 | 256 | $429,552 | $1,678 | premium | 9.0% | (713) 592-5433 |
| 76 | MEDICAL SCANNING CONSULTANTS PA | ST LOUIS PARK | MN | DIAGNOSTIC RADIOLOGY | 81 | 248 | $261,144 | $1,053 | premium | 5.4% | (952) 541-1840 |
| 77 | COMMUNITY RADIOLOGY ASSOCIATES INC | FREDERICK | KS | DIAGNOSTIC RADIOLOGY | 62 | 235 | $169,215 | $720 | premium | 10.6% | (888) 601-0943 |
| 78 | UNITED MEDICAL IMAGING HEALTHCARE INC | LOS ANGELES | CA | DIAGNOSTIC RADIOLOGY | 59 | 230 | $184,000 | $800 | premium | 0.6% | (323) 262-1814 |
| 79 | EPIC CARE | PLEASANT HILL | CA | HEMATOLOGY/ONCOLOGY | 54 | 227 | $449,424 | $1,980 | premium | 0.6% | (925) 687-2570 |
| 80 | SMI IMAGING LLC | PHOENIX | NV | DIAGNOSTIC RADIOLOGY | 364 | 225 | $229,950 | $1,022 | premium | 11.6% | (480) 753-6161 |
| 81 | FT JESSE IMAGING CENTER LLC | NORMAL | IL | DIAGNOSTIC RADIOLOGY | 11 | 225 | $138,335 | $615 | premium | 3.0% | (309) 454-5552 |
| 82 | MASOUD KHORSAND- SAHBAIE MD P A | ROSWELL | NM | HEMATOLOGY/ONCOLOGY | 18 | 202 | $995,456 | $4,928 | premium | 8.3% | (575) 627-9500 |
| 83 | WESTCHESTER MEDICAL GROUP, P.C | WHITE PLAINS | NY | INTERNAL MEDICINE | 409 | 201 | $238,206 | $1,185 | premium | 0.6% | (914) 682-0700 |
| 84 | NEW YORK ONCOLOGY HEMATOLOGY PC | ALBANY | NY | NURSE PRACTITIONER | 83 | 198 | $273,240 | $1,380 | premium | 0.6% | (518) 262-6696 |
| 85 | IMPRESSION IMAGING LLC | TAMARAC | FL | DIAGNOSTIC RADIOLOGY | 20 | 198 | $147,249 | $744 | premium | 1.0% | (954) 580-2780 |
| 86 | ARKANSAS UROLOGY, P.A. | RUSSELLVILLE | AR | UROLOGY | 37 | 180 | $281,917 | $1,566 | premium | 11.3% | (501) 219-8900 |
| 87 | RAVI PATEL M D INC | BAKERSFIELD | CA | HEMATOLOGY/ONCOLOGY | 20 | 180 | $360,000 | $2,000 | premium | 0.5% | (661) 322-2206 |
| 88 | RADIOLOGICAL PHYSICIAN ASSOCIATES INC | BRIDGEPORT | CA | DIAGNOSTIC RADIOLOGY | 28 | 171 | $128,250 | $750 | premium | 0.4% | (681) 342-1000 |
| 89 | RADIOLOGY IMAGING ASSOCIATES PC | ENGLEWOOD | CO | DIAGNOSTIC RADIOLOGY | 148 | 168 | $247,713 | $1,474 | premium | 2.0% | (303) 761-9190 |
| 90 | COLORADO IMAGING ASSOCIATES PC | LAKEWOOD | FL | DIAGNOSTIC RADIOLOGY | 62 | 162 | $197,586 | $1,220 | premium | 0.8% | (303) 433-9729 |
| 91 | SOUTH CAROLINA ONCOLOGY ASSOC PA | COLUMBIA | SC | HEMATOLOGY/ONCOLOGY | 18 | 162 | $153,900 | $950 | premium | 4.3% | (803) 461-3000 |
| 92 | SMI IMAGING LLC | PHOENIX | WA | DIAGNOSTIC RADIOLOGY | 364 | 154 | $157,388 | $1,022 | premium | 2.7% | (480) 753-6161 |
| 93 | MRI SCAN CENTER LLC | FORT LAUDERDALE | FL | DIAGNOSTIC RADIOLOGY | 4 | 147 | $348,000 | $2,367 | premium | 0.8% | (954) 772-8000 |
| 94 | USA HEALTH PHYSICIAN BILLING SERVICES LLC | MOBILE | AL | NURSE PRACTITIONER | 353 | 144 | $113,616 | $789 | premium | 7.1% | (251) 471-7000 |
| 95 | ADIRONDACK RADIOLOGY ASSOCIATES PC | SARATOGA SPRINGS | NY | DIAGNOSTIC RADIOLOGY | 18 | 117 | $67,895 | $580 | premium | 0.4% | (518) 587-7773 |
| 96 | AFFILIATED ONCOLOGISTS LLC | OAK LAWN | IL | PHYSICIAN ASSISTANT | 40 | 117 | $161,460 | $1,380 | premium | 1.6% | (708) 684-5475 |
| 97 | THE IOWA CLINIC PC | WEST DES MOINES | IA | PHYSICIAN ASSISTANT | 302 | 110 | $122,032 | $1,109 | premium | 8.2% | (515) 343-1000 |
| 98 | TEXAS REGIONAL UROLOGY, PLLC | KINGWOOD | TX | UROLOGY | 5 | 109 | $143,456 | $1,316 | premium | 1.0% | (281) 570-1391 |
| 99 | MEDICAL ONCOLOGY ASSOCIATES PS | SPOKANE VALLEY | WA | PHYSICIAN ASSISTANT | 10 | 109 | $168,296 | $1,544 | premium | 1.9% | (509) 462-2273 |
| 100 | TMC MEDICAL NETWORK | TUCSON | AZ | NURSE PRACTITIONER | 273 | 108 | $149,040 | $1,380 | premium | 0.8% | (520) 324-4230 |
Showing the top 100 of 100 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 →