93880 — Ultrasound of both sides of head and neck blood flow
817,303 observed fee-for-service (49%) · ~840,044 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; 2 states 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 | 93880 svcs | Submitted charges | Avg charge | Medicare $ locked column | Share* | Phone |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | NEW YORK UNIVERSITY | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 5704 | 11,239 | $20,602,167 | $1,833 | premium | 6.5% | (212) 263-9700 |
| 2 | NORTH SHORE-LIJ MEDICAL PC | MANHASSET | NY | PHYSICIAN ASSISTANT | 6294 | 5,583 | $6,118,711 | $1,096 | premium | 3.2% | — |
| 3 | HEALTHTEXAS PROVIDER NETWORK | DALLAS | TX | PHYSICIAN ASSISTANT | 2482 | 5,218 | $3,374,969 | $647 | premium | 4.5% | — |
| 4 | BAPTIST HEALTH MEDICAL GROUP INC | LOUISVILLE | KY | NURSE PRACTITIONER | 2448 | 5,122 | $521,681 | $102 | premium | 28.9% | (502) 928-1050 |
| 5 | SUTTER VALLEY MEDICAL FOUNDATION | SACRAMENTO | CA | DIAGNOSTIC RADIOLOGY | 2420 | 4,056 | $3,500,047 | $863 | premium | 2.1% | (916) 681-8852 |
| 6 | ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI | NEW YORK | NY | PHYSICIAN ASSISTANT | 2818 | 3,673 | $1,342,280 | $365 | premium | 2.1% | (212) 241-4812 |
| 7 | NORTHWESTERN MEDICAL FACULTY FOUNDATION | CHICAGO | IL | NURSE PRACTITIONER | 4339 | 3,559 | $3,995,828 | $1,123 | premium | 7.0% | — |
| 8 | EISENHOWER MEDICAL CENTER | RANCHO MIRAGE | CA | NURSE PRACTITIONER | 457 | 3,516 | $298,411 | $85 | premium | 1.8% | (760) 340-3911 |
| 9 | CHS PHYSICIAN PARTNERS PC | ROSLYN | NY | PHYSICIAN ASSISTANT | 734 | 3,491 | $2,329,315 | $667 | premium | 2.0% | — |
| 10 | OHH PHYSICIANS LLC | OKLAHOMA CITY | OK | INTERVENTIONAL CARDIOLOGY | 134 | 3,196 | $419,632 | $131 | premium | 13.8% | (405) 608-3800 |
| 11 | RADIOLOGY ASSOCIATES OF NORTH TEXAS PA | FORT WORTH | TX | DIAGNOSTIC RADIOLOGY | 340 | 3,151 | $499,623 | $159 | premium | 2.7% | (817) 321-0470 |
| 12 | PIEDMONT CARDIOLOGY OF ATLANTA, LLC | ATLANTA | GA | PHYSICIAN ASSISTANT | 477 | 3,147 | $751,337 | $239 | premium | 6.6% | (404) 605-5000 |
| 13 | LEXINGTON HEALTH INC | WEST COLUMBIA | SC | NURSE PRACTITIONER | 909 | 3,055 | $1,198,060 | $392 | premium | 8.6% | (803) 744-4900 |
| 14 | ORLANDO HEALTH MEDICAL GROUP INC | ORLANDO | FL | PHYSICIAN ASSISTANT | 2145 | 2,935 | $1,347,507 | $459 | premium | 2.0% | (407) 896-1100 |
| 15 | MASSACHUSETTS GENERAL PHYSICIANS ORGANIZATION INC | BOSTON | MA | DIAGNOSTIC RADIOLOGY | 3532 | 2,756 | $714,482 | $259 | premium | 8.7% | (617) 724-0287 |
| 16 | MUSC COMMUNITY PHYSICIANS | ORANGEBURG | SC | NURSE PRACTITIONER | 1307 | 2,718 | $2,438,643 | $897 | premium | 7.7% | (803) 395-3400 |
| 17 | HACKENSACK MERIDIAN HEALTH MEDICAL GROUP - SPECIALTY CARE PC | NEPTUNE | NJ | NURSE PRACTITIONER | 1878 | 2,665 | $1,354,003 | $508 | premium | 3.8% | (732) 362-3663 |
| 18 | GEISINGER CLINIC | DANVILLE | PA | PHYSICIAN ASSISTANT | 3426 | 2,606 | $822,370 | $316 | premium | 4.7% | (570) 271-6144 |
| 19 | THE EMORY CLINIC INC | ATLANTA | GA | NURSE PRACTITIONER | 3484 | 2,605 | $849,417 | $326 | premium | 5.4% | (404) 778-7525 |
| 20 | NEUROLOGICAL MEDICINE, P.A. | GREENBELT | MD | NEUROLOGY | 5 | 2,465 | $1,232,500 | $500 | premium | 5.3% | (301) 982-7944 |
| 21 | ADVANCED RADIOLOGY P A | BALTIMORE | MD | DIAGNOSTIC RADIOLOGY | 161 | 2,458 | $657,842 | $268 | premium | 5.2% | (888) 972-9700 |
| 22 | CARDIOVASCULAR INSTITUTE OF THE SOUTH, LLC | LAFAYETTE | LA | NURSE PRACTITIONER | 142 | 2,432 | $1,261,970 | $519 | premium | 7.8% | (337) 289-8429 |
| 23 | CARDIOTHORACIC AND VASCULAR SURGICAL ASSOCIATES PA | JACKSONVILLE | FL | PHYSICIAN ASSISTANT | 89 | 2,430 | $1,701,776 | $700 | premium | 1.7% | (904) 398-3888 |
| 24 | SUTTER BAY MEDICAL FOUNDATION | PALO ALTO | CA | INTERNAL MEDICINE | 3716 | 2,397 | $2,545,034 | $1,062 | premium | 1.2% | (415) 600-1020 |
| 25 | LEHIGH VALLEY PHYSICIAN GROUP | ALLENTOWN | PA | PHYSICIAN ASSISTANT | 2389 | 2,373 | $1,069,068 | $451 | premium | 4.3% | — |
| 26 | MEDICAL ASSOCIATES OF ENGLEWOOD PC | ENGLEWOOD | NJ | INTERNAL MEDICINE | 550 | 2,329 | $465,410 | $200 | premium | 3.3% | (201) 894-3158 |
| 27 | DIGNITY HEALTH MEDICAL FOUNDATION | FOLSOM | CA | DIAGNOSTIC RADIOLOGY | 1197 | 2,294 | $1,103,353 | $481 | premium | 1.2% | (916) 983-7476 |
| 28 | INOVA HEALTH CARE SERVICES | FALLS CHURCH | VA | NURSE PRACTITIONER | 1818 | 2,283 | $1,047,428 | $459 | premium | 5.6% | — |
| 29 | HOUSTON CARDIOVASCULAR ASSOC PA | HOUSTON | TX | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 84 | 2,280 | $1,480,587 | $649 | premium | 2.0% | (713) 790-0841 |
| 30 | HEARTPLACE PLLC | PLANO | TX | INTERVENTIONAL CARDIOLOGY | 93 | 2,207 | $1,120,470 | $508 | premium | 1.9% | (972) 985-8838 |
| 31 | MILLENNIUM PHYSICIAN GROUP LLC | PORT CHARLOTTE | FL | PHYSICIAN ASSISTANT | 953 | 2,144 | $809,371 | $378 | premium | 1.5% | (941) 255-3535 |
| 32 | CARDIOLOGY SPECIALISTS OF ACADIANA, LLC | LAFAYETTE | LA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 17 | 2,142 | $1,173,210 | $548 | premium | 6.9% | 3372699777139 |
| 33 | BHS PHYSICIANS NETWORK, INC | SAN ANTONIO | TX | PHYSICIAN ASSISTANT | 696 | 2,108 | $1,455,005 | $690 | premium | 1.8% | (210) 614-7414 |
| 34 | TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK | NEW YORK | NY | NURSE PRACTITIONER | 2273 | 2,085 | $2,285,374 | $1,096 | premium | 1.2% | (212) 305-8559 |
| 35 | VASCULAR CARE GROUP LLC | HYANNIS | MA | VASCULAR SURGERY | 27 | 2,051 | $1,507,163 | $735 | premium | 6.5% | (508) 775-1984 |
| 36 | GEORGIA HEART INSTITUTE LLC | GAINESVILLE | GA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 128 | 2,042 | $542,030 | $265 | premium | 4.3% | (770) 534-2020 |
| 37 | CHRISTUS TRINITY CLINIC | TYLER | TX | NURSE PRACTITIONER | 1495 | 2,041 | $642,930 | $315 | premium | 1.7% | (903) 606-5560 |
| 38 | STONY BROOK INTERNISTS UNIVERSITY FACULTY PRACTICE CORPORATION | STONY BROOK | NY | HOSPITALIST | 414 | 2,022 | $1,809,690 | $895 | premium | 1.2% | (631) 444-1560 |
| 39 | THE CHRIST HOSPITAL CARDIOVASCULAR ASSOCIATES LLC | CINCINNATI | OH | NURSE PRACTITIONER | 144 | 2,018 | $201,800 | $100 | premium | 4.9% | — |
| 40 | ST DAVIDS HEART AND VASCULAR PLLC | AUSTIN | TX | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 199 | 2,006 | $345,619 | $172 | premium | 1.7% | (512) 899-2028 |
| 41 | STANFORD HEALTH CARE | STANFORD | CA | DIAGNOSTIC RADIOLOGY | 3039 | 2,001 | $1,043,609 | $522 | premium | 1.0% | (650) 723-4000 |
| 42 | VASCULAR ASSOCIATES OF SARASOTA | SARASOTA | FL | VASCULAR SURGERY | 13 | 1,990 | $476,127 | $239 | premium | 1.4% | (941) 371-6565 |
| 43 | PRISMA HEALTH UNIVERSITY MEDICAL GROUP | GREENVILLE | SC | NURSE PRACTITIONER | 2447 | 1,955 | $242,956 | $124 | premium | 5.5% | — |
| 44 | NEVADA HEART AND VASCULAR CENTER RESH LLP | LAS VEGAS | NV | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 42 | 1,924 | $875,456 | $455 | premium | 11.3% | (702) 240-6482 |
| 45 | CLEVELAND CLINIC | CLEVELAND | OH | PHYSICIAN ASSISTANT | 6828 | 1,922 | $653,480 | $340 | premium | 4.7% | — |
| 46 | POUDRE VALLEY MEDICAL GROUP LLC | COLORADO SPRINGS | CO | PHYSICIAN ASSISTANT | 2390 | 1,848 | $460,100 | $249 | premium | 19.8% | — |
| 47 | WASHINGTON UNIVERSITY | SAINT LOUIS | MO | NURSE PRACTITIONER | 3070 | 1,823 | $721,832 | $396 | premium | 7.8% | (314) 747-3000 |
| 48 | VASCULAR SURGERY ASSOCIATES LLC | TOWSON | MD | VASCULAR SURGERY | 15 | 1,799 | $675,708 | $376 | premium | 3.8% | (410) 825-4928 |
| 49 | UNIVERSITY OF MARYLAND COMMUNITY MEDICAL GROUP INC | GLEN BURNIE | MD | NURSE PRACTITIONER | 458 | 1,787 | $355,202 | $199 | premium | 3.8% | (410) 761-1222 |
| 50 | ADVOCATE HEALTH AND HOSPITALS CORPORATION | BUFFALO GROVE | IL | NURSE PRACTITIONER | 3045 | 1,786 | $1,222,073 | $684 | premium | 3.5% | (847) 459-1160 |
| 51 | MORI BEAN AND BROOKS INC | ORANGE PARK | FL | DIAGNOSTIC RADIOLOGY | 947 | 1,740 | $722,800 | $415 | premium | 1.2% | (904) 399-5550 |
| 52 | SCRIPPS HEALTH | LA JOLLA | CA | PHYSICIAN ASSISTANT | 1431 | 1,732 | $1,080,412 | $624 | premium | 0.9% | (858) 455-9100 |
| 53 | COMMUNITY CARE NETWORK INC | MUNSTER | IN | NURSE PRACTITIONER | 379 | 1,704 | $136,320 | $80 | premium | 7.8% | (219) 836-4563 |
| 54 | TEXAS HEALTH PHYSICIANS GROUP | FORT WORTH | TX | PHYSICIAN ASSISTANT | 1350 | 1,689 | $1,324,915 | $784 | premium | 1.4% | (817) 281-2977 |
| 55 | UMASS MEMORIAL MEDICAL GROUP INC | WORCESTER | MA | PHYSICIAN ASSISTANT | 2483 | 1,668 | $413,149 | $248 | premium | 5.3% | (508) 334-1000 |
| 56 | PROMEDICA MULTI SPECIALTY PHYSICIANS | TOLEDO | OH | NURSE PRACTITIONER | 250 | 1,666 | $167,239 | $100 | premium | 4.0% | (419) 291-1111 |
| 57 | RIVERSIDE RADIOLOGY AND INTERVENTIONAL ASSOCIATES INC | COLUMBUS | OH | DIAGNOSTIC RADIOLOGY | 243 | 1,652 | $252,429 | $153 | premium | 4.0% | (614) 566-5600 |
| 58 | HEART HOSPITAL OF SOUTH DAKOTA LLC | SIOUX FALLS | SD | NURSE PRACTITIONER | 67 | 1,635 | $78,833 | $48 | premium | 30.7% | (605) 977-7000 |
| 59 | CEDARS-SINAI MEDICAL CARE FOUNDATION | LOS ANGELES | CA | PHYSICIAN ASSISTANT | 1699 | 1,630 | $1,296,253 | $795 | premium | 0.8% | (310) 423-0674 |
| 60 | CATHOLIC HEALTH INITIATIVES-IOWA CORP | WEST DES MOINES | IA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 113 | 1,613 | $425,083 | $264 | premium | 13.3% | (515) 358-8000 |
| 61 | UNIVERSITY OF PENN - MEDICAL GROUP | PHILADELPHIA | PA | PHYSICIAN ASSISTANT | 3505 | 1,611 | $192,414 | $119 | premium | 2.9% | (215) 662-2777 |
| 62 | CARDIOVASCULAR INSTITUTE OF CENTRAL FLORIDA LLC | OCALA | FL | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 69 | 1,585 | $461,766 | $291 | premium | 1.1% | (352) 622-4251 |
| 63 | CHRISTIANA CARE HEALTH SERVICES INC | NEWARK | DE | PHYSICIAN ASSISTANT | 1537 | 1,580 | $882,456 | $559 | premium | 14.5% | — |
| 64 | ENDEAVOR HEALTH MEDICAL GROUP | EVANSTON | IL | NURSE PRACTITIONER | 3380 | 1,527 | $288,750 | $189 | premium | 3.0% | — |
| 65 | NORTHEAST GEORGIA PHYSICIANS GROUP INC | GAINESVILLE | GA | PHYSICIAN ASSISTANT | 901 | 1,513 | $172,657 | $114 | premium | 3.2% | (770) 219-7777 |
| 66 | CENTER FOR ADVANCED CARDIAC AND VASCULAR INTERVENTIONS | TARZANA | CA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 11 | 1,493 | $971,450 | $651 | premium | 0.8% | (818) 905-5904 |
| 67 | OCALA HEART CLINIC II LLC | OCALA | FL | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 5 | 1,490 | $480,630 | $323 | premium | 1.0% | (352) 873-0707 |
| 68 | FLORIDA HOSPITAL MEDICAL GROUP INC | MAITLAND | FL | PHYSICIAN ASSISTANT | 1634 | 1,481 | $506,607 | $342 | premium | 1.0% | (407) 200-2700 |
| 69 | OPTUM MEDICAL CARE PC | MOUNT KISCO | NY | INTERNAL MEDICINE | 1040 | 1,464 | $1,218,628 | $832 | premium | 0.9% | (914) 241-1050 |
| 70 | ST VINCENT MEDICAL GROUP INC | INDIANAPOLIS | IN | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 718 | 1,461 | $818,805 | $560 | premium | 6.7% | (317) 338-2345 |
| 71 | OHIOHEALTH CORPORATION | COLUMBUS | OH | PHYSICIAN ASSISTANT | 2282 | 1,461 | $87,702 | $60 | premium | 3.6% | — |
| 72 | WICHITA SURGICAL SPECIALISTS PA | WICHITA | KS | GENERAL SURGERY | 60 | 1,453 | $318,780 | $219 | premium | 9.8% | (316) 263-0296 |
| 73 | CARDIOVASCULAR CONSULTANTS OF LI | NEW HYDE PARK | NY | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 5 | 1,452 | $580,800 | $400 | premium | 0.8% | (516) 327-0001 |
| 74 | WELLSPAN MEDICAL GROUP | YORK | PA | PHYSICIAN ASSISTANT | 2312 | 1,429 | $289,603 | $203 | premium | 2.6% | — |
| 75 | MISSION HEALTH COMMUNITY MULTISPECIALTY PROVIDERS LLC | ASHEVILLE | NC | PHYSICIAN ASSISTANT | 593 | 1,417 | $414,946 | $293 | premium | 3.5% | (828) 213-1740 |
| 76 | TRIHEALTH H LLC | CINCINNATI | OH | OBSTETRICS/GYNECOLOGY | 853 | 1,401 | $173,724 | $124 | premium | 3.4% | (513) 246-7000 |
| 77 | CHARLESTON AREA MEDICAL CENTER INC | CHARLESTON | WV | NURSE PRACTITIONER | 970 | 1,382 | $747,356 | $541 | premium | 12.9% | (304) 388-5432 |
| 78 | CITRUS CARDIOLOGY CONSULTANTS, PLLC | INVERNESS | FL | NURSE PRACTITIONER | 47 | 1,381 | $472,995 | $343 | premium | 1.0% | (352) 726-8353 |
| 79 | BRIGHAM AND WOMENS PHYSICIANS ORGANIZATION INC | BOSTON | MA | PHYSICIAN ASSISTANT | 2942 | 1,369 | $489,776 | $358 | premium | 4.3% | (617) 732-5500 |
| 80 | CARDIOVASCULAR ASSOCIATION, P.L.L.C. | HUMBLE | TX | INTERVENTIONAL CARDIOLOGY | 52 | 1,356 | $711,817 | $525 | premium | 1.2% | (281) 446-6656 |
| 81 | MEMORIAL HOSPITAL AT GULFPORT | GULFPORT | MS | NURSE PRACTITIONER | 462 | 1,356 | $608,061 | $448 | premium | 7.8% | — |
| 82 | VASCULAR SURGERY ASSOCIATES OF RICHMOND PC | HENRICO | VA | PHYSICIAN ASSISTANT | 17 | 1,346 | $463,345 | $344 | premium | 3.3% | (804) 288-1953 |
| 83 | SAMER SAIEDY MD PA | HAVRE DE GRACE | MD | VASCULAR SURGERY | 15 | 1,315 | $473,500 | $360 | premium | 2.8% | (410) 942-1000 |
| 84 | GOOD HEALTH MEDICAL INC | SACRAMENTO | CA | PHYSICAL THERAPIST IN PRIVATE PRACTICE | 10 | 1,293 | $313,645 | $243 | premium | 0.7% | (916) 677-0008 |
| 85 | CARDIOLOGY CONSULTANTS OF PHILADELPHIA PC | PHILADELPHIA | PA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 143 | 1,284 | $770,200 | $600 | premium | 2.3% | (215) 463-5333 |
| 86 | BAYSTATE MEDICAL PRACTICES INC | SPRINGFIELD | MA | PHYSICIAN ASSISTANT | 1326 | 1,271 | $169,992 | $134 | premium | 4.0% | — |
| 87 | UNIVERSITY PRIMARY CARE PRACTICES INC | CONNEAUT | OH | FAMILY PRACTICE | 1067 | 1,271 | $127,100 | $100 | premium | 3.1% | — |
| 88 | FRANCISCAN MEDICAL GROUP | TACOMA | WA | PHYSICIAN ASSISTANT | 1407 | 1,270 | $644,311 | $507 | premium | 7.3% | (253) 428-2200 |
| 89 | BAPTIST MEDICAL GROUP LLC | PENSACOLA | FL | PHYSICIAN ASSISTANT | 248 | 1,266 | $158,490 | $125 | premium | 0.9% | — |
| 90 | WELLSTAR MEDICAL GROUP LLC | MARIETTA | GA | NURSE PRACTITIONER | 3060 | 1,266 | $220,851 | $174 | premium | 2.6% | (770) 422-2004 |
| 91 | UNIVERSITY HEALTH SYSTEM, INC. | KNOXVILLE | TN | NURSE PRACTITIONER | 561 | 1,266 | $122,400 | $97 | premium | 3.4% | (865) 305-6333 |
| 92 | NORTH CAROLINA MG LLC | RALEIGH | NC | PHYSICIAN ASSISTANT | 674 | 1,263 | $475,921 | $377 | premium | 3.1% | (919) 881-0160 |
| 93 | HENDRICK PROVIDER NETWORK | ABILENE | TX | PHYSICIAN ASSISTANT | 249 | 1,262 | $684,004 | $542 | premium | 1.1% | (325) 672-4372 |
| 94 | ZWANGER AND PESIRI RADIOLOGY GROUP LLP | LINDENHURST | NY | DIAGNOSTIC RADIOLOGY | 91 | 1,261 | $762,421 | $605 | premium | 0.7% | (631) 225-7200 |
| 95 | IDAHO PHYSICIAN SERVICES INC | IDAHO FALLS | ID | PHYSICIAN ASSISTANT | 18 | 1,259 | $341,033 | $271 | premium | 26.4% | (208) 528-1000 |
| 96 | THE IOWA CLINIC PC | WEST DES MOINES | IA | PHYSICIAN ASSISTANT | 302 | 1,258 | $718,555 | $571 | premium | 10.3% | (515) 343-1000 |
| 97 | SCOTT AND WHITE CLINIC | TEMPLE | TX | PHYSICIAN ASSISTANT | 2435 | 1,248 | $388,861 | $312 | premium | 1.1% | (254) 724-2663 |
| 98 | CARDIOVASCULAR MEDICAL GROUP OF SOUTHERN CALIFORNIA | BEVERLY HILLS | CA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 11 | 1,247 | $576,924 | $463 | premium | 0.6% | (310) 278-3400 |
| 99 | VIRTUA MEDICAL GROUP, PA | VOORHEES | NJ | PHYSICIAN ASSISTANT | 1662 | 1,234 | $814,310 | $660 | premium | 1.8% | (856) 247-7260 |
| 100 | FLORIDA HOSPITAL PHYSICIAN GROUP INC | TAMPA | FL | DIAGNOSTIC RADIOLOGY | 891 | 1,222 | $329,094 | $269 | premium | 0.9% | (813) 615-7075 |
Showing the top 100 of 2,992 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 →