99195 — Drawing of blood for a medical problem
31,959 observed fee-for-service (49%) · ~33,353 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; 1 state without payer-mix data excluded. 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 | 99195 svcs | Submitted charges | Avg charge | Medicare $ locked column | Share* | Phone |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | TEXAS ONCOLOGY PA | DALLAS | TX | PHYSICIAN ASSISTANT | 995 | 3,266 | $862,224 | $264 | premium | 68.6% | — |
| 2 | FLORIDA CANCER SPECIALISTS AND RESEARCH INSTITUTE, LLC | FORT MYERS | FL | HEMATOLOGY/ONCOLOGY | 437 | 3,037 | $842,311 | $277 | premium | 56.9% | (239) 561-9622 |
| 3 | NORTH SHORE HEMATOLOGY ONCOLOGY ASSOCIATES PC | SMITHTOWN | NY | NURSE PRACTITIONER | 462 | 2,107 | $814,138 | $386 | premium | 49.3% | (631) 751-3000 |
| 4 | REGIONAL CANCER CARE ASSOCIATES LLC | HACKENSACK | NJ | HEMATOLOGY/ONCOLOGY | 153 | 902 | $224,832 | $249 | premium | 47.9% | (201) 996-2210 |
| 5 | CENTRAL ARKANSAS RADIATION THERAPY INSTITUTE INC | LITTLE ROCK | AR | HEMATOLOGY/ONCOLOGY | 90 | 814 | $308,506 | $379 | premium | 74.5% | — |
| 6 | ERIK LUNDQUIST MD INC | TEMECULA | CA | FAMILY PRACTICE | 3 | 755 | $207,625 | $275 | premium | 12.6% | 9513834333826 |
| 7 | ALLISON CURTIS KINGSLEY MEOZ MICHAEL AND SANCHEZ PC | LAS VEGAS | NV | NURSE PRACTITIONER | 71 | 647 | $162,397 | $251 | premium | 70.6% | (702) 952-2140 |
| 8 | ONCOLOGY AND HEMATOLOGY ASSOCIATES OF SOUTHWEST VIRGINIA INC | ROANOKE | VA | NURSE PRACTITIONER | 52 | 505 | $155,151 | $307 | premium | 30.6% | (540) 982-0237 |
| 9 | THE REGENTS OF THE UNIVERSITY OF CALIFORNIA | LOS ANGELES | CA | INTERNAL MEDICINE | 1424 | 500 | $260,648 | $521 | premium | 8.4% | (310) 825-7922 |
| 10 | MARYLAND ONCOLOGY HEMATOLOGY PA | LAUREL | MD | HEMATOLOGY/ONCOLOGY | 99 | 437 | $135,907 | $311 | premium | 40.2% | (301) 982-9800 |
| 11 | NEW YORK UNIVERSITY | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 5704 | 368 | $225,952 | $614 | premium | 8.6% | (212) 263-9700 |
| 12 | SOUTHWEST CANCER CARE LLC | SIERRA VISTA | AZ | NURSE PRACTITIONER | 6 | 364 | $100,100 | $275 | premium | 15.0% | (520) 220-5020 |
| 13 | ONCOLOGY SPECIALTIES, P.C. | HUNTSVILLE | AL | NURSE PRACTITIONER | 93 | 364 | $52,780 | $145 | premium | 57.7% | (256) 705-4224 |
| 14 | VIRGINIA CANCER INSTITUTE INCORPORATED | NORTH CHESTERFIELD | VA | HEMATOLOGY/ONCOLOGY | 50 | 360 | $72,000 | $200 | premium | 21.8% | (804) 330-7990 |
| 15 | HEALTH FIRST MEDICAL GROUP, LLC | MELBOURNE | FL | NURSE PRACTITIONER | 669 | 352 | $65,824 | $187 | premium | 6.6% | (321) 434-8878 |
| 16 | VIRGINIA ONCOLOGY ASSOCIATES | NORFOLK | VA | PHYSICIAN ASSISTANT | 123 | 349 | $87,599 | $251 | premium | 21.1% | — |
| 17 | MICHIGAN HEALTHCARE PROFESSIONALS PC | FARMINGTON HILLS | MI | INTERNAL MEDICINE | 518 | 349 | $93,063 | $267 | premium | 53.6% | (248) 477-0552 |
| 18 | ALLIANCE CANCER SPECIALISTS P.C. | LANGHORNE | PA | HEMATOLOGY/ONCOLOGY | 44 | 343 | $86,093 | $251 | premium | 37.4% | (215) 750-5050 |
| 19 | ROCKY MOUNTAIN CANCER CENTERS LLP | COLORADO SPRINGS | CO | NURSE PRACTITIONER | 129 | 335 | $84,085 | $251 | premium | 100.0% | (719) 577-2555 |
| 20 | AMERICAN ONCOLOGY PARTNERS PA | FORT WAYNE | NC | HEMATOLOGY/ONCOLOGY | 333 | 335 | $104,855 | $313 | premium | 36.1% | (260) 484-8830 |
| 21 | CANCER CENTER OF KANSAS PA | WICHITA | KS | HEMATOLOGY/ONCOLOGY | 27 | 330 | $82,830 | $251 | premium | 82.9% | (316) 262-4467 |
| 22 | TENNESSEE CANCER SPECIALISTS PLLC | KNOXVILLE | TN | NURSE PRACTITIONER | 65 | 321 | $75,605 | $236 | premium | 25.4% | (865) 934-5800 |
| 23 | OPTUM MEDICAL CARE PC | MOUNT KISCO | NY | INTERNAL MEDICINE | 1040 | 312 | $97,487 | $312 | premium | 7.3% | (914) 241-1050 |
| 24 | TENNESSEE ONCOLOGY PLLC | NASHVILLE | TN | HEMATOLOGY/ONCOLOGY | 360 | 303 | $44,515 | $147 | premium | 24.0% | (615) 385-3751 |
| 25 | ARIZONA BLOOD AND CANCER SPECIALISTS, PLLC | TUCSON | AZ | MEDICAL ONCOLOGY | 15 | 267 | $80,100 | $300 | premium | 11.0% | (520) 689-7022 |
| 26 | CALIFORNIA CANCER ASSOCIATES FOR RESEARCH AND EXCELLENCE INC | FRESNO | CA | HEMATOLOGY/ONCOLOGY | 62 | 260 | $79,560 | $306 | premium | 4.3% | (559) 326-1222 |
| 27 | DESERT HEMATOLOGY-ONCOLOGY MEDICAL GROUP INC | RANCHO MIRAGE | CA | HEMATOLOGY/ONCOLOGY | 10 | 257 | $73,625 | $286 | premium | 4.3% | (760) 568-3613 |
| 28 | TMC MEDICAL NETWORK | TUCSON | AZ | NURSE PRACTITIONER | 273 | 240 | $48,000 | $200 | premium | 9.9% | (520) 324-4230 |
| 29 | AMERICAN ONCOLOGY PARTNERS PA | FORT WAYNE | GA | HEMATOLOGY/ONCOLOGY | 333 | 238 | $73,798 | $310 | premium | 35.3% | (260) 484-8830 |
| 30 | PIEDMONT CANCER INSTITUTE PC | ATLANTA | GA | PHYSICIAN ASSISTANT | 42 | 212 | $65,975 | $311 | premium | 31.4% | (404) 350-9853 |
| 31 | ONCOLOGY HEMATOLOGY WEST PC | OMAHA | NE | PHYSICIAN ASSISTANT | 55 | 209 | $40,964 | $196 | premium | 85.7% | (402) 393-3110 |
| 32 | AMERICAN ONCOLOGY PARTNERS OF HAWAII LLC | HONOLULU | HI | NURSE PRACTITIONER | 8 | 199 | $49,197 | $247 | premium | 87.7% | (808) 524-6115 |
| 33 | COASTAL CANCER CENTER LLC | MYRTLE BEACH | SC | RADIATION ONCOLOGY | 22 | 192 | $44,352 | $231 | premium | 50.0% | (843) 449-9415 |
| 34 | CITY OF HOPE MEDICAL FOUNDATION | DUARTE | CA | NURSE PRACTITIONER | 942 | 184 | $72,577 | $394 | premium | 3.1% | (626) 256-4673 |
| 35 | JACKSON ONCOLOGY ASSOCIATES | JACKSON | MS | HEMATOLOGY/ONCOLOGY | 11 | 170 | $37,230 | $219 | premium | 86.7% | (601) 974-5600 |
| 36 | CRYSTAL RUN HEALTHCARE PHYSICIANS LLP | MIDDLETOWN | NY | NURSE PRACTITIONER | 372 | 159 | $53,265 | $335 | premium | 3.7% | (845) 703-6999 |
| 37 | ONCOLOGY AND HEMATOLOGY SPECIALISTS,P.A. | MORRISTOWN | NJ | HEMATOLOGY/ONCOLOGY | 5 | 156 | $31,200 | $200 | premium | 8.3% | (973) 267-9543 |
| 38 | SUTTER BAY MEDICAL FOUNDATION | PALO ALTO | CA | INTERNAL MEDICINE | 3716 | 148 | $46,324 | $313 | premium | 2.5% | (415) 600-1020 |
| 39 | HEM ONC ASSOCIATES OF THE TREASURE COAST, PA | PORT SAINT LUCIE | FL | HEMATOLOGY/ONCOLOGY | 6 | 147 | $24,255 | $165 | premium | 2.8% | (772) 335-5666 |
| 40 | TITAN HEALTH PARTNERS LLC | EAST BRUNSWICK | NJ | HEMATOLOGY/ONCOLOGY | 92 | 142 | $42,195 | $297 | premium | 7.5% | (732) 390-7750 |
| 41 | SIERRA HEMATOLOGY AND ONCOLOGY MEDICAL CENTERS | CARMICHAEL | CA | HEMATOLOGY/ONCOLOGY | 16 | 139 | $38,156 | $274 | premium | 2.3% | (916) 962-1544 |
| 42 | COCHISE ONCOLOGY LLC | SIERRA VISTA | AZ | HEMATOLOGY/ONCOLOGY | 6 | 138 | $37,950 | $275 | premium | 5.7% | (520) 803-6644 |
| 43 | SOUTHEASTERN MEDICAL ONCOLOGY CENTER | GOLDSBORO | NC | HEMATOLOGY/ONCOLOGY | 11 | 135 | $30,881 | $229 | premium | 14.5% | (919) 580-0000 |
| 44 | CANCER CARE CENTERS OF BREVARD INC | MELBOURNE | FL | NURSE PRACTITIONER | 17 | 130 | $34,052 | $262 | premium | 2.4% | (321) 434-9000 |
| 45 | CANCER AND BLOOD SPECIALTY CLINIC | LOS ALAMITOS | CA | HEMATOLOGY/ONCOLOGY | 17 | 128 | $27,060 | $211 | premium | 2.1% | (562) 598-9745 |
| 46 | ONCOLOGY ASSOCIATES OF OREGON P C | EUGENE | OR | PHYSICIAN ASSISTANT | 47 | 127 | $40,386 | $318 | premium | 50.8% | (541) 683-5001 |
| 47 | MICHAEL P SHERMAN MD PHD A MEDICAL CORPORATION | WALNUT CREEK | CA | HEMATOLOGY/ONCOLOGY | 13 | 126 | $25,200 | $200 | premium | 2.1% | (925) 939-9610 |
| 48 | SLOCUM DICKSON MEDICAL GROUP PLLC | NEW HARTFORD | NY | PHYSICIAN ASSISTANT | 93 | 126 | $20,160 | $160 | premium | 2.9% | (315) 798-1500 |
| 49 | BAPTIST HEALTH MEDICAL GROUP INC | LOUISVILLE | KY | NURSE PRACTITIONER | 2448 | 125 | $22,625 | $181 | premium | 56.3% | (502) 928-1050 |
| 50 | BAY AREA HOSPITAL DISTRICT | COOS BAY | TX | DIAGNOSTIC RADIOLOGY | 124 | 124 | $23,047 | $186 | premium | 2.6% | (541) 269-8282 |
| 51 | REGIONAL CANCER CARE ASSOCIATES LLC | HACKENSACK | PA | HEMATOLOGY/ONCOLOGY | 153 | 122 | $30,181 | $247 | premium | 13.3% | (201) 996-2210 |
| 52 | OCALA ONCOLOGY CENTER PL | OCALA | FL | NURSE PRACTITIONER | 23 | 118 | $29,618 | $251 | premium | 2.2% | (352) 732-4032 |
| 53 | MISSOURI CANCER ASSOCIATES LLC | COLUMBIA | MO | RADIATION ONCOLOGY | 22 | 116 | $29,116 | $251 | premium | 31.3% | (573) 874-7800 |
| 54 | KLEYNBERG MEDICAL CLINIC INC | LOS ANGELES | CA | HEMATOLOGY/ONCOLOGY | 2 | 113 | $17,741 | $157 | premium | 1.9% | (323) 965-9995 |
| 55 | KERN RURAL WELLNESS CENTER INC | ARVIN | CA | NURSE PRACTITIONER | 9 | 113 | $35,680 | $316 | premium | 1.9% | — |
| 56 | HEMATOLOGY-ONCOLOGY ASSOCIATES OF NORTH JERSEY LLC | KINGMAN | AZ | HEMATOLOGY/ONCOLOGY | 3 | 111 | $32,732 | $295 | premium | 4.6% | (928) 681-1234 |
| 57 | CANCER CARE SPECIALISTS OF CENTRAL ILLINOIS SC | DECATUR | IL | HEMATOLOGY/ONCOLOGY | 30 | 108 | $16,956 | $157 | premium | 20.8% | (217) 876-4700 |
| 58 | EAST SIDE ONCOLOGY ASSOCIATES PLLC DBA AMERICAN INFUSION CENTER | NEW YORK | NY | NURSE PRACTITIONER | 9 | 108 | $53,028 | $491 | premium | 2.5% | (212) 879-3496 |
| 59 | AMERICAN ONCOLOGY PARTNERS PA | FORT WAYNE | FL | HEMATOLOGY/ONCOLOGY | 333 | 107 | $30,935 | $289 | premium | 2.0% | (260) 484-8830 |
| 60 | RELIANT MEDICAL GROUP INC | WORCESTER | MA | NURSE PRACTITIONER | 634 | 106 | $26,076 | $246 | premium | 42.6% | (508) 363-5000 |
| 61 | EAST TEXAS HEMATOLOGY AND ONCOLOGY | LUFKIN | TX | HEMATOLOGY/ONCOLOGY | 5 | 105 | $26,250 | $250 | premium | 2.2% | (936) 637-6415 |
| 62 | CAROLINA ONCOLOGY SPECIALIST PA | CHARLOTTE | NC | HEMATOLOGY/ONCOLOGY | 16 | 105 | $15,225 | $145 | premium | 11.3% | (704) 342-9577 |
| 63 | OGDEN CLINIC SPECIALTY SERVICES LLC | OGDEN | UT | PHYSICIAN ASSISTANT | 133 | 105 | $12,705 | $121 | premium | 41.3% | (801) 475-3800 |
| 64 | CEDARS-SINAI MEDICAL CARE FOUNDATION | LOS ANGELES | CA | PHYSICIAN ASSISTANT | 1699 | 105 | $39,032 | $372 | premium | 1.8% | (310) 423-0674 |
| 65 | AMERICAN ONCOLOGY PARTNERS PA | FORT WAYNE | TX | HEMATOLOGY/ONCOLOGY | 333 | 105 | $32,233 | $307 | premium | 2.2% | (260) 484-8830 |
| 66 | MARY BIRD PERKINS CANCER CENTER | BATON ROUGE | LA | HEMATOLOGY/ONCOLOGY | 82 | 104 | $26,312 | $253 | premium | 26.4% | (225) 767-0847 |
| 67 | STANFORD HEALTH CARE | STANFORD | CA | DIAGNOSTIC RADIOLOGY | 3039 | 103 | $42,527 | $413 | premium | 1.7% | (650) 723-4000 |
| 68 | ONCOLOGY HEMATOLOGY CARE INC | CINCINNATI | OH | NURSE PRACTITIONER | 66 | 102 | $25,602 | $251 | premium | 25.6% | (513) 751-2273 |
| 69 | SCRIPPS HEALTH | LA JOLLA | CA | PHYSICIAN ASSISTANT | 1431 | 100 | $35,856 | $359 | premium | 1.7% | (858) 455-9100 |
| 70 | HEMATOLOGY-ONCOLOGY ASSOCIATES OF CNY, PC | EAST SYRACUSE | NY | NURSE PRACTITIONER | 61 | 100 | $20,000 | $200 | premium | 2.3% | (315) 472-7504 |
| 71 | KAWEAH DELTA HEALTH CARE DISTRICT | VISALIA | CA | DIAGNOSTIC RADIOLOGY | 101 | 99 | $15,667 | $158 | premium | 1.7% | (559) 624-6090 |
| 72 | UNIVERSITY OF MARYLAND ST JOSEPH MEDICAL GROUP LLC | TOWSON | TN | NURSE PRACTITIONER | 292 | 99 | $29,034 | $293 | premium | 7.8% | (410) 337-4877 |
| 73 | BRYN MAWR MEDICAL SPECIALISTS ASSOCIATION | BRYN MAWR | PA | NURSE PRACTITIONER | 134 | 99 | $15,840 | $160 | premium | 10.8% | (610) 527-3800 |
| 74 | REVERE HEALTH PC | PROVO | UT | PHYSICIAN ASSISTANT | 410 | 98 | $19,110 | $195 | premium | 38.6% | — |
| 75 | SOUTHWEST MEDICAL ASSOCIATES, LLC | ALBUQUERQUE | NM | PHYSICIAN ASSISTANT | 328 | 98 | $20,286 | $207 | premium | 26.6% | (505) 727-7090 |
| 76 | REGIONAL CANCER CARE ASSOCIATES LLC | HACKENSACK | MA | HEMATOLOGY/ONCOLOGY | 153 | 98 | $21,700 | $221 | premium | 39.4% | (201) 996-2210 |
| 77 | BEACON CANCER CARE PLLC | COEUR D ALENE | ID | NURSE PRACTITIONER | 14 | 97 | $24,535 | $253 | premium | 57.7% | (208) 755-2804 |
| 78 | CANCER CARE NORTHWEST CENTERS P S | SPOKANE | WA | RADIATION ONCOLOGY | 41 | 97 | $16,393 | $169 | premium | 23.0% | (509) 228-1000 |
| 79 | NEW YORK ONCOLOGY HEMATOLOGY PC | ALBANY | NY | NURSE PRACTITIONER | 83 | 96 | $19,200 | $200 | premium | 2.2% | (518) 262-6696 |
| 80 | CANCER SPECIALISTS LLC | JACKSONVILLE | FL | HEMATOLOGY/ONCOLOGY | 46 | 92 | $17,616 | $191 | premium | 1.7% | (904) 516-3737 |
| 81 | MEDSTAR MEDICAL GROUP - SOUTHERN MARYLAND LLC | HOLLYWOOD | MD | INTERNAL MEDICINE | 236 | 92 | $25,576 | $278 | premium | 8.5% | — |
| 82 | JEFFERSON CITY MEDICAL GROUP PC | JEFFERSON CITY | MO | NURSE PRACTITIONER | 115 | 91 | $16,653 | $183 | premium | 24.5% | (573) 556-5771 |
| 83 | LAKE CITY CANCER CARE LLC | LAKE CITY | FL | NUCLEAR MEDICINE | 7 | 90 | $28,482 | $316 | premium | 1.7% | (386) 755-0601 |
| 84 | HUNTERDON HEMATOLOGY ONCOLOGY, LLC | FLEMINGTON | NJ | HEMATOLOGY/ONCOLOGY | 7 | 89 | $32,485 | $365 | premium | 4.7% | (908) 237-1201 |
| 85 | CITY OF HOPE MEDICAL GROUP OF ARIZONA LLC | GOODYEAR | AZ | NURSE PRACTITIONER | 157 | 89 | $42,008 | $472 | premium | 3.7% | (623) 207-3000 |
| 86 | EMERALD COAST ONCOLOGY AND HEMATOLOGY ASSOC., P.A. | FORT WALTON BEACH | FL | HEMATOLOGY/ONCOLOGY | 7 | 89 | $12,015 | $135 | premium | 1.7% | (850) 863-3148 |
| 87 | UNIVERSITY CANCER AND BLOOD CENTER LLC | ATHENS | GA | NURSE PRACTITIONER | 56 | 89 | $29,253 | $329 | premium | 13.2% | (706) 353-2990 |
| 88 | NEW MEXICO ONCOLOGY HEMATOLOGY CONSULTANTS LTD | ALBUQUERQUE | NM | DIAGNOSTIC RADIOLOGY | 67 | 88 | $28,648 | $326 | premium | 23.8% | (505) 842-8171 |
| 89 | HACKENSACK MERIDIAN HEALTH MEDICAL GROUP - SPECIALTY CARE PC | NEPTUNE | NJ | NURSE PRACTITIONER | 1878 | 85 | $17,425 | $205 | premium | 4.5% | (732) 362-3663 |
| 90 | DOTHAN HEMATOLOGY AND ONCOLOGY, P. C. | DOTHAN | AL | NURSE PRACTITIONER | 15 | 84 | $13,031 | $155 | premium | 13.3% | (334) 792-9500 |
| 91 | UC REGENTS | ORANGE | CA | INTERNAL MEDICINE | 296 | 84 | $11,256 | $134 | premium | 1.4% | (714) 456-7002 |
| 92 | ONCOLOGY-HEMATOLOGY ASSOCIATES OF CENTRAL ILLINOIS P C | PEORIA | IL | NURSE PRACTITIONER | 62 | 84 | $24,172 | $288 | premium | 16.2% | (309) 243-3000 |
| 93 | SOUTH TEXAS ONCOLOGY AND HEMATOLOGY, PLLC | SAN ANTONIO | TX | HEMATOLOGY/ONCOLOGY | 39 | 82 | $21,867 | $267 | premium | 1.7% | (210) 593-5700 |
| 94 | FLORIDA MEDICAL SPECIALISTS LLC | SARASOTA | FL | INTERNAL MEDICINE | 123 | 81 | $14,499 | $179 | premium | 1.5% | — |
| 95 | PROVIDENCE MEDICAL FOUNDATION | FULLERTON | CA | PHYSICIAN ASSISTANT | 1455 | 80 | $6,160 | $77 | premium | 1.3% | (714) 871-3006 |
| 96 | MEDICAL CARE OF QUEENS PC | FRESH MEADOWS | NY | HEMATOLOGY/ONCOLOGY | 15 | 80 | $44,880 | $561 | premium | 1.9% | (718) 446-0230 |
| 97 | TRI-COUNTY HEMATOLOGY AND ONCOLOGY ASSOCIATES INC | MASSILLON | OH | HEMATOLOGY/ONCOLOGY | 6 | 79 | $14,209 | $180 | premium | 19.8% | (330) 478-0001 |
| 98 | AMERICAN ONCOLOGY PARTNERS PA | FORT WAYNE | AZ | HEMATOLOGY/ONCOLOGY | 333 | 79 | $22,954 | $291 | premium | 3.3% | (260) 484-8830 |
| 99 | HIGHLANDS ONCOLOGY GROUP PA | FAYETTEVILLE | AR | NURSE PRACTITIONER | 79 | 77 | $12,320 | $160 | premium | 7.1% | (479) 361-2585 |
| 100 | ILLINOIS CANCER SPECIALISTS | ARLINGTON HEIGHTS | IL | HEMATOLOGY/ONCOLOGY | 29 | 76 | $19,076 | $251 | premium | 14.6% | (847) 259-4482 |
Showing the top 100 of 211 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 →