32555 — Aspiration of fluid from chest cavity using imaging guidance
89,581 observed fee-for-service (49%) · ~91,547 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 | 32555 svcs | Submitted charges | Avg charge | Medicare $ locked column | Share* | Phone |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | MORI BEAN AND BROOKS INC | ORANGE PARK | FL | DIAGNOSTIC RADIOLOGY | 947 | 2,662 | $4,083,442 | $1,534 | premium | 17.3% | (904) 399-5550 |
| 2 | SONORAN RADIOLOGY LTD | MESA | AZ | DIAGNOSTIC RADIOLOGY | 474 | 1,646 | $3,541,669 | $2,152 | premium | 29.6% | (832) 915-2534 |
| 3 | SINGLETON ASSOCIATES PA | HOUSTON | TX | DIAGNOSTIC RADIOLOGY | 769 | 1,131 | $2,452,727 | $2,169 | premium | 10.8% | (855) 504-4544 |
| 4 | HOUSTON RADIOLOGY ASSOCIATED | HOUSTON | TX | DIAGNOSTIC RADIOLOGY | 103 | 1,055 | $1,156,280 | $1,096 | premium | 10.1% | (281) 206-9020 |
| 5 | RADIOLOGY ASSOCIATES OF NORTH TEXAS PA | FORT WORTH | TX | DIAGNOSTIC RADIOLOGY | 340 | 1,036 | $503,173 | $486 | premium | 9.9% | (817) 321-0470 |
| 6 | ADVANCED RADIOLOGY P A | BALTIMORE | MD | DIAGNOSTIC RADIOLOGY | 161 | 1,009 | $358,722 | $356 | premium | 19.7% | (888) 972-9700 |
| 7 | DIGNITY HEALTH MEDICAL FOUNDATION | FOLSOM | CA | DIAGNOSTIC RADIOLOGY | 1197 | 807 | $2,312,631 | $2,866 | premium | 4.2% | (916) 983-7476 |
| 8 | SUTTER VALLEY MEDICAL FOUNDATION | SACRAMENTO | CA | DIAGNOSTIC RADIOLOGY | 2420 | 755 | $2,014,152 | $2,668 | premium | 4.0% | (916) 681-8852 |
| 9 | MECKLENBURG RADIOLOGY ASSOCIATES PA | CHARLOTTE | NC | DIAGNOSTIC RADIOLOGY | 94 | 690 | $227,700 | $330 | premium | 13.4% | (704) 332-1291 |
| 10 | CEDARS-SINAI MEDICAL CENTER | WEST HOLLYWOOD | CA | NURSE PRACTITIONER | 802 | 662 | $313,216 | $473 | premium | 3.5% | (310) 423-3277 |
| 11 | UNIVERSITY OF MARYLAND COMMUNITY MEDICAL GROUP INC | GLEN BURNIE | MD | NURSE PRACTITIONER | 458 | 642 | $512,928 | $799 | premium | 12.5% | (410) 761-1222 |
| 12 | MEDICAL IMAGING OF LEHIGH VALLEY PC | ALLENTOWN | PA | DIAGNOSTIC RADIOLOGY | 119 | 633 | $288,000 | $455 | premium | 7.0% | (610) 770-1606 |
| 13 | IHC HEALTH SERVICES INC | MURRAY | UT | PHYSICIAN ASSISTANT | 3944 | 598 | $133,486 | $223 | premium | 53.5% | (801) 261-8346 |
| 14 | COLUMBUS RADIOLOGY CORP | COLUMBUS | OH | DIAGNOSTIC RADIOLOGY | 288 | 594 | $1,329,214 | $2,238 | premium | 13.1% | (614) 228-7231 |
| 15 | CAROLINA RADIOLOGY ASSOCIATES LLC | MYRTLE BEACH | SC | DIAGNOSTIC RADIOLOGY | 63 | 579 | $177,753 | $307 | premium | 20.9% | (843) 692-1916 |
| 16 | ENDEAVOR HEALTH MEDICAL GROUP | EVANSTON | IL | NURSE PRACTITIONER | 3380 | 577 | $265,641 | $460 | premium | 9.1% | — |
| 17 | RADIA INC P S | SEATTLE | WA | DIAGNOSTIC RADIOLOGY | 270 | 538 | $193,501 | $360 | premium | 15.4% | (206) 320-3700 |
| 18 | BEAUMONT MEDICAL GROUP HOSPITAL BASED SERVICES | TROY | MI | DIAGNOSTIC RADIOLOGY | 583 | 526 | $192,622 | $366 | premium | 12.7% | (248) 964-1187 |
| 19 | CITY OF HOPE MEDICAL FOUNDATION | DUARTE | CA | NURSE PRACTITIONER | 942 | 523 | $381,486 | $729 | premium | 2.7% | (626) 256-4673 |
| 20 | CHARLOTTE RADIOLOGY PA | CHARLOTTE | NC | DIAGNOSTIC RADIOLOGY | 218 | 521 | $520,388 | $999 | premium | 10.1% | (704) 362-1945 |
| 21 | NORTHWESTERN MEDICAL FACULTY FOUNDATION | CHICAGO | IL | NURSE PRACTITIONER | 4339 | 516 | $1,045,224 | $2,026 | premium | 8.1% | — |
| 22 | BREVARD PHYSICIAN ASSOCIATES PLLC | MELBOURNE | FL | DIAGNOSTIC RADIOLOGY | 216 | 500 | $223,814 | $448 | premium | 3.2% | (321) 434-9000 |
| 23 | UNIVERSITY OF PENN - MEDICAL GROUP | PHILADELPHIA | PA | PHYSICIAN ASSISTANT | 3505 | 498 | $116,845 | $235 | premium | 5.5% | (215) 662-2777 |
| 24 | HAMPTON ROADS RADIOLOGY ASSOCIATES PC | VIRGINIA BEACH | VA | DIAGNOSTIC RADIOLOGY | 37 | 481 | $199,134 | $414 | premium | 10.1% | (757) 916-9630 |
| 25 | MAYO CLINIC | ROCHESTER | MN | NURSE PRACTITIONER | 4896 | 461 | $741,150 | $1,608 | premium | 17.2% | (507) 284-2511 |
| 26 | RADIOLOGY ASSOCIATES OF THE MAIN LINE, PC | BRYN MAWR | PA | DIAGNOSTIC RADIOLOGY | 72 | 460 | $226,380 | $492 | premium | 5.1% | (484) 337-4371 |
| 27 | FLORIDA HOSPITAL PHYSICIAN GROUP INC | TAMPA | FL | DIAGNOSTIC RADIOLOGY | 891 | 460 | $252,540 | $549 | premium | 3.0% | (813) 615-7075 |
| 28 | TEXAS RADIOLOGY ASSOCIATES LLP | PLANO | TX | DIAGNOSTIC RADIOLOGY | 153 | 440 | $1,068,760 | $2,429 | premium | 4.2% | (469) 814-2000 |
| 29 | RADIOLOGY OF HUNSTVILLE PC | HUNTSVILLE | AL | DIAGNOSTIC RADIOLOGY | 63 | 440 | $160,875 | $366 | premium | 23.7% | 2565390457145 |
| 30 | MAYO CLINIC ARIZONA | PHOENIX | AZ | PHYSICIAN ASSISTANT | 1635 | 433 | $770,197 | $1,779 | premium | 7.8% | (800) 603-0558 |
| 31 | COMMONWEALTH RADIOLOGY PC | RICHMOND | VA | DIAGNOSTIC RADIOLOGY | 49 | 429 | $117,975 | $275 | premium | 9.0% | (804) 288-8327 |
| 32 | ENLOE MEDICAL CENTER | CHICO | CA | DIAGNOSTIC RADIOLOGY | 362 | 422 | $99,592 | $236 | premium | 2.2% | (530) 332-4470 |
| 33 | EAST VALLEY RADIOLOGY ASSOCIATES PLLC | CHANDLER | AZ | DIAGNOSTIC RADIOLOGY | 31 | 420 | $235,200 | $560 | premium | 7.6% | (480) 728-3000 |
| 34 | RADIOLOGY IMAGING ASSOCIATES LLC | OCALA | FL | DIAGNOSTIC RADIOLOGY | 174 | 409 | $202,498 | $495 | premium | 2.7% | (352) 732-7400 |
| 35 | ARKANSAS HEALTH GROUP | LITTLE ROCK | AR | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 666 | 408 | $929,876 | $2,279 | premium | 18.5% | (501) 202-2093 |
| 36 | SANFORD CLINIC | SIOUX FALLS | SD | DIAGNOSTIC RADIOLOGY | 276 | 403 | $576,288 | $1,430 | premium | 38.6% | (605) 328-8700 |
| 37 | ADVANCED RADIOLOGY SERVICES PC | GRAND RAPIDS | MI | DIAGNOSTIC RADIOLOGY | 249 | 401 | $146,888 | $366 | premium | 9.7% | (616) 363-7272 |
| 38 | CAPE RADIOLOGY GROUP PC | CAPE GIRARDEAU | MO | DIAGNOSTIC RADIOLOGY | 53 | 388 | $131,503 | $339 | premium | 11.0% | (573) 334-6071 |
| 39 | CLEVELAND CLINIC | CLEVELAND | OH | PHYSICIAN ASSISTANT | 6828 | 378 | $339,810 | $899 | premium | 8.4% | — |
| 40 | PHYSICIANS REFERRAL SERVICE | HOUSTON | TX | NURSE PRACTITIONER | 2696 | 377 | $513,059 | $1,361 | premium | 3.6% | (713) 592-5433 |
| 41 | BROWN, CROFT, FRAZIER, PA | ANNAPOLIS | MD | DIAGNOSTIC RADIOLOGY | 28 | 372 | $115,620 | $311 | premium | 7.3% | (410) 266-2770 |
| 42 | NEWPORT HARBOR RADIOLOGY ASSOCIATES MEDICAL GROUP INC | IRVINE | CA | DIAGNOSTIC RADIOLOGY | 66 | 353 | $132,022 | $374 | premium | 1.9% | (949) 557-0720 |
| 43 | H LEE MOFFITT CANCER CTR AND RES INST LIFE TIME CANCER SCRN CTR INC | TAMPA | FL | PHYSICIAN ASSISTANT | 1103 | 344 | $142,068 | $413 | premium | 2.2% | (813) 745-4673 |
| 44 | UNIVERSITY RADIOLOGY GROUP LLC | EAST BRUNSWICK | NJ | DIAGNOSTIC RADIOLOGY | 244 | 343 | $166,355 | $485 | premium | 7.5% | 73239000402022 |
| 45 | GEISINGER CLINIC | DANVILLE | PA | PHYSICIAN ASSISTANT | 3426 | 340 | $696,603 | $2,049 | premium | 3.8% | (570) 271-6144 |
| 46 | COMPREHENSIVE RADIOLOGY SERVICES PLLC | HATTIESBURG | MS | DIAGNOSTIC RADIOLOGY | 44 | 328 | $138,744 | $423 | premium | 24.0% | (601) 268-8000 |
| 47 | AVERA MCKENNAN | SIOUX FALLS | SD | NURSE PRACTITIONER | 964 | 327 | $38,455 | $118 | premium | 31.4% | (605) 322-5180 |
| 48 | WASHINGTON UNIVERSITY | SAINT LOUIS | MO | NURSE PRACTITIONER | 3070 | 322 | $425,985 | $1,323 | premium | 9.1% | (314) 747-3000 |
| 49 | MEDICAL CENTER RADIOLOGISTS INC | NORFOLK | VA | DIAGNOSTIC RADIOLOGY | 123 | 317 | $107,536 | $339 | premium | 6.6% | (757) 466-6870 |
| 50 | DIAGNOSTIC X-RAY PHYSICIANS, PSC | LOUISVILLE | KY | DIAGNOSTIC RADIOLOGY | 36 | 317 | $98,560 | $311 | premium | 15.3% | (502) 893-1000 |
| 51 | MISSION HEALTH COMMUNITY MULTISPECIALTY PROVIDERS LLC | ASHEVILLE | NC | PHYSICIAN ASSISTANT | 593 | 316 | $434,816 | $1,376 | premium | 6.2% | (828) 213-1740 |
| 52 | THE ASSOCIATION OF UNIVERSITY PHYSICIANS | SEATTLE | WA | PHYSICIAN ASSISTANT | 3612 | 312 | $106,485 | $341 | premium | 8.9% | (206) 364-0500 |
| 53 | RADIOLOGY ASSOCIATES OF CLEARWATER | CLEARWATER | FL | DIAGNOSTIC RADIOLOGY | 53 | 309 | $182,280 | $590 | premium | 2.0% | (727) 441-3711 |
| 54 | COMMUNITY HOSPITAL OF THE MONTEREY PENINSULA | MONTEREY | CA | EMERGENCY MEDICINE | 141 | 308 | $322,082 | $1,046 | premium | 1.6% | (831) 624-5311 |
| 55 | HURON VALLEY RADIOLOGY PC | YPSILANTI | MI | DIAGNOSTIC RADIOLOGY | 77 | 299 | $299,510 | $1,002 | premium | 7.2% | (734) 712-8350 |
| 56 | BAPTIST HEALTH MEDICAL GROUP PHYSICIANS LLC | SOUTH MIAMI | FL | PHYSICIAN ASSISTANT | 653 | 293 | $85,263 | $291 | premium | 1.9% | (786) 662-0600 |
| 57 | SOUTH FLORIDA MEDICAL IMAGING PA | FORT LAUDERDALE | FL | DIAGNOSTIC RADIOLOGY | 44 | 291 | $126,969 | $436 | premium | 1.9% | (954) 267-6650 |
| 58 | PARLEE AND TATEM RADIOLOGIC ASSOCIATES LTD | DOYLESTOWN | PA | DIAGNOSTIC RADIOLOGY | 15 | 291 | $87,300 | $300 | premium | 3.2% | (215) 345-2290 |
| 59 | BEACON MEDICAL GROUP INC | SOUTH BEND | IN | NURSE PRACTITIONER | 575 | 288 | $335,824 | $1,166 | premium | 8.6% | (574) 647-7275 |
| 60 | SCOTT AND WHITE CLINIC | TEMPLE | TX | PHYSICIAN ASSISTANT | 2435 | 287 | $509,516 | $1,775 | premium | 2.8% | (254) 724-2663 |
| 61 | METHODIST ASSOCIATES IN HEALTHCARE, INC | PHILADELPHIA | PA | DIAGNOSTIC RADIOLOGY | 398 | 280 | $286,942 | $1,025 | premium | 3.1% | (215) 955-6161 |
| 62 | TEMPLE FACULTY PRACTICE PLAN INC | PHILADELPHIA | PA | PHYSICIAN ASSISTANT | 1330 | 279 | $100,440 | $360 | premium | 3.1% | — |
| 63 | DRS. MCCLOW, CLARK AND BERK PA | JACKSONVILLE | FL | DIAGNOSTIC RADIOLOGY | 22 | 278 | $212,346 | $764 | premium | 1.8% | (904) 381-9994 |
| 64 | SANFORD MEDICAL CENTER FARGO | FARGO | ND | NURSE PRACTITIONER | 1198 | 267 | $374,250 | $1,402 | premium | 30.1% | (701) 234-2000 |
| 65 | YALE UNIVERSITY | NEW HAVEN | CT | PHYSICIAN ASSISTANT | 2649 | 266 | $750,609 | $2,822 | premium | 14.9% | (203) 688-4242 |
| 66 | LAKELAND RADIOLOGISTS P A | FLOWOOD | MS | DIAGNOSTIC RADIOLOGY | 29 | 261 | $879,832 | $3,371 | premium | 19.1% | (601) 936-2390 |
| 67 | KANSAS UNIVERSITY PHYSICIANS INC | KANSAS CITY | KS | NURSE PRACTITIONER | 1815 | 258 | $126,690 | $491 | premium | 23.6% | (913) 588-1227 |
| 68 | RADIOLOGY ASSOCIATES OF RICHMOND INC | RICHMOND | VA | DIAGNOSTIC RADIOLOGY | 70 | 257 | $86,634 | $337 | premium | 5.4% | (804) 272-8806 |
| 69 | WEST COUNTY RADIOLOGICAL GROUP INC | SAINT LOUIS | MO | DIAGNOSTIC RADIOLOGY | 104 | 256 | $119,536 | $467 | premium | 7.2% | (314) 941-5600 |
| 70 | FLORIDA RADIOLOGY CONSULTANTS P A | FORT MYERS | FL | DIAGNOSTIC RADIOLOGY | 67 | 256 | $90,112 | $352 | premium | 1.7% | (239) 938-3571 |
| 71 | PALM DESERT RADIOLOGY MEDICAL GROUP INC | RANCHO MIRAGE | CA | DIAGNOSTIC RADIOLOGY | 125 | 249 | $73,704 | $296 | premium | 1.3% | (760) 773-1251 |
| 72 | WINCHESTER RADIOLOGISTS PC | WINCHESTER | VA | DIAGNOSTIC RADIOLOGY | 79 | 247 | $131,575 | $533 | premium | 5.2% | (540) 686-1600 |
| 73 | UNIVERSITY HOSPITALS MEDICAL GROUP INC | CLEVELAND | OH | NURSE PRACTITIONER | 2232 | 247 | $136,282 | $552 | premium | 5.5% | — |
| 74 | SONORAN RADIOLOGY LTD | MESA | TX | DIAGNOSTIC RADIOLOGY | 474 | 246 | $542,798 | $2,206 | premium | 2.4% | (832) 915-2534 |
| 75 | WELLSPAN MEDICAL GROUP | YORK | PA | PHYSICIAN ASSISTANT | 2312 | 244 | $110,740 | $454 | premium | 2.7% | — |
| 76 | MAYO CLINIC HEALTH SYSTEM-NORTHWEST WISCONSIN REGION INC | EAU CLAIRE | WI | NURSE PRACTITIONER | 799 | 243 | $486,729 | $2,003 | premium | 9.3% | (715) 838-5222 |
| 77 | PENINSULA RADIOLOGICAL ASSOCIATES LIMITED | NEWPORT NEWS | VA | DIAGNOSTIC RADIOLOGY | 65 | 242 | $79,860 | $330 | premium | 5.1% | (757) 594-3900 |
| 78 | RADIOLOGY ALLIANCE PC | NASHVILLE | TN | DIAGNOSTIC RADIOLOGY | 403 | 241 | $517,154 | $2,146 | premium | 7.9% | (615) 312-0600 |
| 79 | CENTRAL ILLINOIS RADIOLOGICAL ASSOCIATES LTD | PEORIA | IL | DIAGNOSTIC RADIOLOGY | 196 | 240 | $140,118 | $584 | premium | 3.8% | (309) 655-2000 |
| 80 | RIVERSIDE RADIOLOGY AND INTERVENTIONAL ASSOCIATES INC | COLUMBUS | OH | DIAGNOSTIC RADIOLOGY | 243 | 240 | $400,617 | $1,669 | premium | 5.3% | (614) 566-5600 |
| 81 | RADIOLOGY ASSOCIATES OF NORTH IDAHO PA | COEUR D ALENE | ID | DIAGNOSTIC RADIOLOGY | 32 | 236 | $91,332 | $387 | premium | 22.0% | (208) 625-6360 |
| 82 | RADIOLOGY OF INDIANA P C | INDIANAPOLIS | IN | DIAGNOSTIC RADIOLOGY | 116 | 236 | $79,296 | $336 | premium | 7.0% | (317) 579-2150 |
| 83 | DIAGNOSTIC IMAGING SERVICES LLC | HAGERSTOWN | MD | DIAGNOSTIC RADIOLOGY | 17 | 233 | $46,600 | $200 | premium | 4.5% | (301) 714-4200 |
| 84 | CHRISTIANA CARE HEALTH SERVICES INC | NEWARK | DE | PHYSICIAN ASSISTANT | 1537 | 232 | $89,350 | $385 | premium | 27.6% | — |
| 85 | BOISE RADIOLOGY GROUP PLLC | BOISE | ID | DIAGNOSTIC RADIOLOGY | 62 | 232 | $89,938 | $388 | premium | 21.6% | (208) 381-2094 |
| 86 | LEXINGTON RADIOLOGY ASSOCIATES | WEST COLUMBIA | SC | DIAGNOSTIC RADIOLOGY | 32 | 232 | $99,992 | $431 | premium | 8.4% | (803) 791-2365 |
| 87 | NORTH SHORE-LIJ MEDICAL PC | MANHASSET | NY | PHYSICIAN ASSISTANT | 6294 | 232 | $133,104 | $574 | premium | 4.0% | — |
| 88 | TRIAD RADIOLOGY ASSOCIATES PLLC | WINSTON SALEM | NC | DIAGNOSTIC RADIOLOGY | 78 | 231 | $278,316 | $1,205 | premium | 4.5% | (336) 718-7800 |
| 89 | ST LUKES PHYSICIAN GROUP INC | BETHLEHEM | PA | PHYSICIAN ASSISTANT | 2164 | 231 | $127,562 | $552 | premium | 2.6% | (484) 526-2400 |
| 90 | CONCORD RADIOLOGY PLLC | WICHITA | OK | DIAGNOSTIC RADIOLOGY | 183 | 228 | $132,352 | $580 | premium | 9.8% | (855) 687-7237 |
| 91 | BRIGHAM AND WOMENS PHYSICIANS ORGANIZATION INC | BOSTON | MA | PHYSICIAN ASSISTANT | 2942 | 223 | $269,964 | $1,211 | premium | 8.5% | (617) 732-5500 |
| 92 | KETTERING NETWORK RADIOLOGISTS INC | DAYTON | OH | DIAGNOSTIC RADIOLOGY | 74 | 222 | $68,598 | $309 | premium | 4.9% | (937) 558-3800 |
| 93 | AURORA MEDICAL GROUP, INC. | MILWAUKEE | WI | DIAGNOSTIC RADIOLOGY | 3696 | 219 | $305,713 | $1,396 | premium | 8.4% | (414) 421-8400 |
| 94 | SAN ANTONIO RADIOLOGICAL MEDICAL | UPLAND | CA | DIAGNOSTIC RADIOLOGY | 56 | 217 | $122,650 | $565 | premium | 1.1% | (909) 985-2811 |
| 95 | SOUTH SHORE RADIOLOGICAL ASSOCIATES INC | SOUTH WEYMOUTH | MA | DIAGNOSTIC RADIOLOGY | 36 | 217 | $80,724 | $372 | premium | 8.3% | (781) 340-8000 |
| 96 | REID PHYSICIAN ASSOCIATES INC | RICHMOND | IN | NURSE PRACTITIONER | 392 | 217 | $198,693 | $916 | premium | 6.4% | (765) 962-8551 |
| 97 | MUIR PULMONARY CRITICAL CARE | WALNUT CREEK | CA | PULMONARY DISEASE | 13 | 216 | $33,010 | $153 | premium | 1.1% | (925) 939-3050 |
| 98 | WEST VIRGINIA UNIVERSITY MEDICAL CORPORATION | MORGANTOWN | WV | PHYSICIAN ASSISTANT | 1996 | 215 | $69,874 | $325 | premium | 21.0% | (304) 598-4865 |
| 99 | DRS HARRIS BIRKHILL WANG SONGE AND ASSOC PC | DEARBORN | MI | DIAGNOSTIC RADIOLOGY | 62 | 214 | $59,024 | $276 | premium | 5.2% | (313) 593-7301 |
| 100 | THE MEDICAL COLLEGE OF WISCONSIN INC | MILWAUKEE | WI | DIAGNOSTIC RADIOLOGY | 2137 | 214 | $273,064 | $1,276 | premium | 8.2% | (414) 955-4263 |
Showing the top 100 of 775 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 →