178,712 observed fee-for-service (50%) · ~179,437 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 | J1030 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 | TENNESSEE ORTHOPAEDIC ALLIANCE PA | NASHVILLE | TN | PHYSICIAN ASSISTANT | 352 | 2,740 | $27,400 | $10 | premium | 21.7% | (615) 329-6600 |
| 2 | ROPER SAINT FRANCIS PHYSICIANS NETWORK | CHARLESTON | SC | PHYSICIAN ASSISTANT | 539 | 2,589 | $36,336 | $14 | premium | 14.1% | (843) 720-8448 |
| 3 | NORTH FLORIDA SURGEONS PA | JACKSONVILLE | FL | PHYSICIAN ASSISTANT | 331 | 1,927 | $91,509 | $47 | premium | 4.4% | (904) 396-1725 |
| 4 | SOUTH FLORIDA ORTHOPAEDICS AND SPORTS MEDICINE, PA | STUART | FL | PHYSICIAN ASSISTANT | 71 | 1,667 | $40,163 | $24 | premium | 3.8% | — |
| 5 | THE ORTHOPAEDIC INSTITUTE, PA | GAINESVILLE | FL | PHYSICIAN ASSISTANT | 115 | 1,553 | $32,613 | $21 | premium | 3.6% | (352) 336-6000 |
| 6 | MAYO CLINIC | ROCHESTER | MN | NURSE PRACTITIONER | 4896 | 1,508 | $73,436 | $49 | premium | 34.0% | (507) 284-2511 |
| 7 | LEXINGTON HEALTH INC | WEST COLUMBIA | SC | NURSE PRACTITIONER | 909 | 1,315 | $20,619 | $16 | premium | 7.2% | (803) 744-4900 |
| 8 | PRISMA HEALTH MEDICAL GROUP-MIDLANDS | COLUMBIA | SC | PHYSICIAN ASSISTANT | 1017 | 1,292 | $20,672 | $16 | premium | 7.0% | (803) 749-5101 |
| 9 | WATSON CLINIC LLP | LAKELAND | FL | NURSE PRACTITIONER | 363 | 1,285 | $20,560 | $16 | premium | 3.0% | (863) 680-7780 |
| 10 | ARCH HEALTH PARTNERS INC | POWAY | CA | PHYSICIAN ASSISTANT | 161 | 1,260 | $39,060 | $31 | premium | 5.9% | (858) 485-0050 |
| 11 | ORTHONJ LLC | MANASQUAN | NJ | PHYSICIAN ASSISTANT | 300 | 1,241 | $18,388 | $15 | premium | 10.2% | (732) 974-0404 |
| 12 | ATRIUS HEALTH INC | BOSTON | MA | NURSE PRACTITIONER | 1196 | 1,139 | $19,363 | $17 | premium | 9.9% | (617) 421-1000 |
| 13 | PALMETTO BONE AND JOINT | CLINTON | SC | ORTHOPEDIC SURGERY | 12 | 1,119 | $11,190 | $10 | premium | 6.1% | (864) 833-3046 |
| 14 | MISSISSIPPI SPORTS MEDICINE AND ORTHOPAEDIC CENTER | JACKSON | MS | ORTHOPEDIC SURGERY | 75 | 1,110 | $16,650 | $15 | premium | 15.2% | (601) 354-4488 |
| 15 | TUCSON ORTHOPAEDIC INSTITUTE PROFESSIONAL CORPORATION | TUCSON | AZ | PHYSICIAN ASSISTANT | 111 | 1,098 | $11,040 | $10 | premium | 17.2% | (520) 382-8200 |
| 16 | ORTHOARKANSAS PA | LITTLE ROCK | AR | PHYSICAL THERAPIST IN PRIVATE PRACTICE | 145 | 1,074 | $20,778 | $19 | premium | 28.6% | (501) 500-3500 |
| 17 | HUGHSTON CLINIC PC | COLUMBUS | GA | ORTHOPEDIC SURGERY | 118 | 1,074 | $32,220 | $30 | premium | 7.1% | (706) 494-3434 |
| 18 | CEDARS-SINAI MEDICAL CARE FOUNDATION | LOS ANGELES | CA | PHYSICIAN ASSISTANT | 1699 | 1,043 | $19,145 | $18 | premium | 4.9% | (310) 423-0674 |
| 19 | SPORTS MEDICINE NORTH ORTHOPAEDIC SURGERY, INC. | PEABODY | MA | PHYSICIAN ASSISTANT | 87 | 1,039 | $65,104 | $63 | premium | 9.0% | (978) 818-6350 |
| 20 | BON SECOURS MEDICAL GROUP GREENVILLE SPECIALTY CARE LLC | GREENVILLE | SC | NURSE PRACTITIONER | 288 | 1,037 | $11,630 | $11 | premium | 5.6% | (864) 255-1901 |
| 21 | SCRIPPS HEALTH | LA JOLLA | CA | PHYSICIAN ASSISTANT | 1431 | 1,011 | $26,074 | $26 | premium | 4.7% | (858) 455-9100 |
| 22 | SHORE ORTHOPEDICS, INC | EASTON | MD | PHYSICIAN ASSISTANT | 28 | 982 | $18,658 | $19 | premium | 17.4% | 4108208226107 |
| 23 | HEALTHTEXAS PROVIDER NETWORK | DALLAS | TX | PHYSICIAN ASSISTANT | 2482 | 958 | $40,220 | $42 | premium | 4.2% | — |
| 24 | SPECIALTY ORTHOPEDIC GROUP OF MS, PLLC | TUPELO | MS | ORTHOPEDIC SURGERY | 41 | 933 | $16,736 | $18 | premium | 12.8% | (662) 767-4200 |
| 25 | ORTHOMIDWEST, PLLC | CHICAGO | IL | PHYSICIAN ASSISTANT | 542 | 933 | $27,990 | $30 | premium | 9.4% | (877) 632-6637 |
| 26 | ADVOCARE, LLC | HADDONFIELD | NJ | NURSE PRACTITIONER | 384 | 931 | $18,620 | $20 | premium | 7.7% | (856) 354-2211 |
| 27 | TIDEWATER ORTHOPAEDIC ASSOCIATES INC. | HAMPTON | VA | PHYSICIAN ASSISTANT | 27 | 900 | $21,091 | $23 | premium | 12.2% | (757) 827-2480 |
| 28 | ORTHOCONNECTICUT PLLC | NEW MILFORD | CT | PHYSICIAN ASSISTANT | 54 | 877 | $35,080 | $40 | premium | 18.4% | (860) 355-8000 |
| 29 | MONTEFIORE MEDICAL CENTER | BRONX | NY | PHYSICAL THERAPIST IN PRIVATE PRACTICE | 2796 | 872 | $24,813 | $28 | premium | 5.5% | (866) 633-8255 |
| 30 | ADVANCED ORTHOPAEDIC ASSOCIATES, P.A. | WELLINGTON | KS | ORTHOPEDIC SURGERY | 48 | 845 | $8,137 | $10 | premium | 18.8% | (316) 631-1600 |
| 31 | ILLINOIS BONE AND JOINT INSTITUTE, LLC | BANNOCKBURN | IL | ORTHOPEDIC SURGERY | 595 | 841 | $14,629 | $17 | premium | 8.4% | — |
| 32 | ORTHOPEDIC ASSOC OF LONG ISLAND PHYSICIANS AND MEDICAL GROUP PLLC | EAST SETAUKET | NY | PHYSICIAN ASSISTANT | 30 | 837 | $29,295 | $35 | premium | 5.3% | (631) 689-6698 |
| 33 | HEALTH FIRST MEDICAL GROUP, LLC | MELBOURNE | FL | NURSE PRACTITIONER | 669 | 835 | $14,212 | $17 | premium | 1.9% | (321) 434-8878 |
| 34 | ORTHOPEDIC SPECIALISTS OF NORTH AMERICA PLLC | SCOTTSDALE | AZ | ORTHOPEDIC SURGERY | 308 | 833 | $20,825 | $25 | premium | 13.0% | (602) 385-2115 |
| 35 | ORTHOPAEDIC AND NEUROSURGERY SPECIALISTS, PLLC | GREENWICH | CT | PHYSICIAN ASSISTANT | 259 | 824 | $25,413 | $31 | premium | 17.3% | (203) 869-1145 |
| 36 | CHATTANOOGA ORTHOPAEDIC GROUP, PC | CHATTANOOGA | TN | PHYSICAL THERAPIST IN PRIVATE PRACTICE | 72 | 822 | $9,266 | $11 | premium | 6.5% | (423) 624-2696 |
| 37 | NEWTON WELLESLEY ORTHOPEDIC ASSOCIATES INC | NEWTON | MA | ORTHOPEDIC SURGERY | 27 | 820 | $10,660 | $13 | premium | 7.1% | (617) 964-0024 |
| 38 | MAYO CLINIC ARIZONA | PHOENIX | AZ | PHYSICIAN ASSISTANT | 1635 | 817 | $28,062 | $34 | premium | 12.8% | (800) 603-0558 |
| 39 | TALLAHASSEE ORTHOPEDIC CLINIC III PL | TALLAHASSEE | FL | PHYSICIAN ASSISTANT | 542 | 797 | $24,185 | $30 | premium | 1.8% | (850) 877-8174 |
| 40 | NORTHEAST ARKANSAS CLINIC CHARITABLE FOUNDATION, INC. | JONESBORO | AR | NURSE PRACTITIONER | 301 | 794 | $19,882 | $25 | premium | 21.2% | (870) 936-8000 |
| 41 | OPTUM MEDICAL CARE PC | MOUNT KISCO | NY | INTERNAL MEDICINE | 1040 | 757 | $6,938 | $9 | premium | 4.8% | (914) 241-1050 |
| 42 | DESERT ORTHOPAEDIC CENTER LTD | LAS VEGAS | NV | PHYSICIAN ASSISTANT | 102 | 755 | $7,550 | $10 | premium | 35.5% | (702) 731-1616 |
| 43 | SUTTER BAY MEDICAL FOUNDATION | PALO ALTO | CA | INTERNAL MEDICINE | 3716 | 750 | $16,524 | $22 | premium | 3.5% | (415) 600-1020 |
| 44 | EAST COOPER PHYSICIAN GROUP LLC | DANIEL ISLAND | SC | PHYSICIAN ASSISTANT | 78 | 707 | $11,684 | $17 | premium | 3.8% | (843) 380-9330 |
| 45 | TIFT REGIONAL HEALTH SYSTEM INC | TIFTON | GA | NURSE PRACTITIONER | 294 | 678 | $11,728 | $17 | premium | 4.5% | (229) 391-4100 |
| 46 | NORTH SHORE-LIJ MEDICAL PC | MANHASSET | NY | PHYSICIAN ASSISTANT | 6294 | 664 | $16,600 | $25 | premium | 4.2% | — |
| 47 | CORA HEALTH SERVICES INC | THE VILLAGES | FL | ORTHOPEDIC SURGERY | 1187 | 659 | $12,901 | $20 | premium | 1.5% | (352) 693-3378 |
| 48 | EMERGEORTHO PA | DURHAM | NC | PHYSICIAN ASSISTANT | 725 | 659 | $6,150 | $9 | premium | 9.2% | (919) 544-7270 |
| 49 | INFINITE HEALTH COLLABORATIVE, PA | MINNEAPOLIS | MN | PHYSICIAN ASSISTANT | 813 | 645 | $10,923 | $17 | premium | 14.5% | (612) 863-6960 |
| 50 | CAROLINA ORTHOPAEDIC AND NEUROSURGICAL ASSOCIATES | SPARTANBURG | SC | PHYSICIAN ASSISTANT | 60 | 641 | $10,897 | $17 | premium | 3.5% | (864) 582-6396 |
| 51 | LAWRENCE PHYSICIANS LLC | LAWRENCE | KS | PHYSICIAN ASSISTANT | 219 | 641 | $19,974 | $31 | premium | 14.3% | — |
| 52 | VALDOSTA ORTHOPEDIC ASSOCIATES PC | VALDOSTA | GA | ORTHOPEDIC SURGERY | 23 | 631 | $14,513 | $23 | premium | 4.2% | (229) 247-2290 |
| 53 | LIFESPAN PHYSICIAN GROUP OF MASSACHUSETTS INC | DARTMOUTH | MA | PHYSICIAN ASSISTANT | 434 | 631 | $12,620 | $20 | premium | 5.5% | (508) 996-3991 |
| 54 | MIDWEST ORTHOPAEDIC CENTER S C | PEORIA | IL | PHYSICIAN ASSISTANT | 46 | 614 | $4,912 | $8 | premium | 6.2% | (309) 691-1400 |
| 55 | ORTHOPAEDIC SURGERY AND SPORTS MED SPECIALIST OF HAMPTON RDS PC | NEWPORT NEWS | VA | PHYSICIAN ASSISTANT | 27 | 608 | $9,120 | $15 | premium | 8.2% | — |
| 56 | ST LUKES PHYSICIAN GROUP INC | BETHLEHEM | PA | PHYSICIAN ASSISTANT | 2164 | 608 | $15,616 | $26 | premium | 5.0% | (484) 526-2400 |
| 57 | REGENTS OF THE UNIVERSITY OF CALIFORNIA | LOS ANGELES | CA | ORTHOPEDIC SURGERY | 136 | 605 | $16,335 | $27 | premium | 2.8% | (310) 443-8999 |
| 58 | NORTHEAST PAIN MANAGEMENT PC | BANGOR | ME | PHYSICAL THERAPIST IN PRIVATE PRACTICE | 13 | 601 | $9,015 | $15 | premium | 43.6% | (207) 942-6226 |
| 59 | NORTH MISSISSIPPI MEDICAL CLINICS INC | TUPELO | MS | FAMILY PRACTICE | 121 | 598 | $9,370 | $16 | premium | 8.2% | (662) 377-5300 |
| 60 | EXCEL ORTHOPEDIC SPECIALISTS INC | WOBURN | MA | PHYSICAL THERAPIST IN PRIVATE PRACTICE | 48 | 595 | $6,534 | $11 | premium | 5.2% | (781) 782-1300 |
| 61 | ORTHOUNITED, INC. | CANTON | OH | PHYSICIAN ASSISTANT | 85 | 586 | $9,962 | $17 | premium | 14.1% | (330) 492-9200 |
| 62 | THE ANDERSON CLINIC INC | ALEXANDRIA | VA | ORTHOPEDIC SURGERY | 79 | 573 | $11,036 | $19 | premium | 7.7% | (703) 892-6500 |
| 63 | ORTHOPEDIC SURGERY, INC | STONEHAM | MA | PHYSICAL THERAPIST IN PRIVATE PRACTICE | 25 | 565 | $17,622 | $31 | premium | 4.9% | (781) 279-7040 |
| 64 | SOUTH CAROLINA SPORTS MEDICINE AND ORTHOPAEDIC CENTER | NORTH CHARLESTON | SC | PHYSICAL THERAPIST IN PRIVATE PRACTICE | 43 | 564 | $5,640 | $10 | premium | 3.1% | (843) 300-8585 |
| 65 | PINNACLE ORTHOPAEDICS AND SPORTS MEDICINE SPECIALISTS LLC | MARIETTA | GA | PHYSICIAN ASSISTANT | 49 | 558 | $8,370 | $15 | premium | 3.7% | (770) 579-8558 |
| 66 | ORTHOLONESTAR PLLC | DALLAS | TX | PHYSICIAN ASSISTANT | 407 | 553 | $8,138 | $15 | premium | 2.4% | (214) 220-2468 |
| 67 | SIERRA ORTHOPEDICS PC | CASA GRANDE | AZ | PHYSICIAN ASSISTANT | 2 | 545 | $16,175 | $30 | premium | 8.5% | (520) 836-8988 |
| 68 | ARTHRITIS AND PAIN ASSOCIATES OF PRINCE GEORGES COUNTY PC | GREENBELT | MD | RHEUMATOLOGY | 17 | 542 | $7,046 | $13 | premium | 9.6% | (301) 345-5600 |
| 69 | ORTHOPAEDIC SPORTS MEDICINE AND REHABILITATION CENTER, LLC | RED BANK | NJ | ORTHOPEDIC SURGERY | 19 | 528 | $10,560 | $20 | premium | 4.3% | 7327412313167 |
| 70 | NEW YORK UNIVERSITY | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 5704 | 521 | $15,417 | $30 | premium | 3.3% | (212) 263-9700 |
| 71 | SC PAIN AND SPINE SPECIALISTS, LLC | MURRELLS INLET | SC | NURSE PRACTITIONER | 6 | 516 | $10,320 | $20 | premium | 2.8% | (843) 839-7246 |
| 72 | MCLEOD PHYSICIAN ASSOCIATES II | FLORENCE | SC | PHYSICIAN ASSISTANT | 534 | 514 | $7,702 | $15 | premium | 2.8% | — |
| 73 | DICKSON DIVELEY MIDWEST ORTHOPAEDIC CLINIC LLC | LEAWOOD | KS | ORTHOPEDIC SURGERY | 67 | 502 | $9,766 | $19 | premium | 11.2% | (913) 319-7600 |
| 74 | MOUNTAIN VALLEY ORTHOPEDICS PC | EAST STROUDSBURG | PA | ORTHOPEDIC SURGERY | 19 | 498 | $8,705 | $17 | premium | 4.1% | (570) 421-7020 |
| 75 | SUMMIT MEDICAL GROUP PA | BERKELEY HEIGHTS | NJ | PHYSICIAN ASSISTANT | 1183 | 496 | $6,598 | $13 | premium | 4.1% | (908) 273-4300 |
| 76 | UPSTATE ORTHOPEDICS, LLP | CAMILLUS | NY | ORTHOPEDIC SURGERY | 34 | 496 | $6,448 | $13 | premium | 3.1% | (315) 551-6000 |
| 77 | KAYAL MEDICAL GROUP, LLC | UNION CITY | NJ | PHYSICIAN ASSISTANT | 77 | 494 | $24,700 | $50 | premium | 4.1% | (844) 777-0910 |
| 78 | RESURGENS, LLC | ATLANTA | GA | ORTHOPEDIC SURGERY | 172 | 492 | $12,300 | $25 | premium | 3.3% | (404) 847-9999 |
| 79 | VIRTUA MEDICAL GROUP, PA | VOORHEES | NJ | PHYSICIAN ASSISTANT | 1662 | 491 | $10,400 | $21 | premium | 4.0% | (856) 247-7260 |
| 80 | SOUTHERN BONE AND JOINT SPECIALISTS, PA | HATTIESBURG | MS | PHYSICIAN ASSISTANT | 53 | 491 | $8,838 | $18 | premium | 6.7% | (601) 554-7400 |
| 81 | NORTH JERSEY SPORTS MEDICINE AND ORTHOPEDIC CENTER, LLC | HACKETTSTOWN | NJ | PHYSICIAN ASSISTANT | 30 | 485 | $24,250 | $50 | premium | 4.0% | (908) 684-3005 |
| 82 | RELIANT MEDICAL GROUP INC | WORCESTER | MA | NURSE PRACTITIONER | 634 | 482 | $5,546 | $12 | premium | 4.2% | (508) 363-5000 |
| 83 | MARY WASHINGTON HEALTHCARE PHYSICIANS | FREDERICKSBURG | VA | PHYSICIAN ASSISTANT | 307 | 481 | $7,215 | $15 | premium | 6.5% | (540) 741-1100 |
| 84 | CAMPBELL CLINIC, PC | GERMANTOWN | TN | ORTHOPEDIC SURGERY | 225 | 476 | $22,848 | $48 | premium | 3.8% | (901) 759-3100 |
| 85 | BEACON ORTHOPAEDICS AND SPORTS MEDICINE LTD | CINCINNATI | KY | PHYSICIAN ASSISTANT | 468 | 475 | $7,600 | $16 | premium | 15.9% | (513) 354-3700 |
| 86 | PENINSULA ORTHOPAEDIC ASSOC PA | SALISBURY | DE | PHYSICIAN ASSISTANT | 57 | 469 | $9,380 | $20 | premium | 27.6% | (410) 749-4154 |
| 87 | LONE STAR PAIN INSTITUTE | WEATHERFORD | TX | PHYSICIAN ASSISTANT | 4 | 466 | $23,300 | $50 | premium | 2.0% | — |
| 88 | THE EMORY CLINIC INC | ATLANTA | GA | NURSE PRACTITIONER | 3484 | 458 | $6,124 | $13 | premium | 3.0% | (404) 778-7525 |
| 89 | OSF MULTI-SPECIALTY GROUP | PEORIA | IL | NURSE PRACTITIONER | 2091 | 456 | $11,805 | $26 | premium | 4.6% | (309) 683-5050 |
| 90 | DUPAGE MEDICAL GROUP LTD | GLEN ELLYN | IL | PHYSICIAN ASSISTANT | 1323 | 450 | $5,850 | $13 | premium | 4.5% | (630) 469-9200 |
| 91 | MIDLAND ORTHOPEDIC ASSOCIATES PLLC | CHICAGO | IL | PHYSICIAN ASSISTANT | 20 | 449 | $8,396 | $19 | premium | 4.5% | (773) 375-5500 |
| 92 | PROLIANCE SURGEONS INC P S | ISSAQUAH | WA | PHYSICIAN ASSISTANT | 395 | 441 | $5,292 | $12 | premium | 23.1% | (425) 313-5422 |
| 93 | ADVANCED PAIN DIAGNOSTIC AND SOLUTIONS INC | SACRAMENTO | CA | NURSE PRACTITIONER | 20 | 440 | $13,200 | $30 | premium | 2.0% | (916) 953-7571 |
| 94 | AZ INTEGRATED NEURO SPINE AND PAIN LLC | SUN CITY | AZ | NEUROLOGY | 14 | 438 | $13,860 | $32 | premium | 6.8% | (623) 322-5700 |
| 95 | COVENANT SPINE AND NEUROLOGY, PLLC | KERNERSVILLE | NC | PHYSICIAN ASSISTANT | 6 | 423 | $8,460 | $20 | premium | 5.9% | (336) 761-4020 |
| 96 | COLLOM AND CARNEY CLINIC ASSOCIATION | TEXARKANA | TX | PHYSICIAN ASSISTANT | 53 | 422 | $8,862 | $21 | premium | 1.8% | (903) 614-3200 |
| 97 | BAYCARE CLINIC LLP | GREEN BAY | WI | PHYSICIAN ASSISTANT | 199 | 415 | $8,300 | $20 | premium | 19.0% | — |
| 98 | ALLEGHENY CLINIC | PITTSBURGH | PA | PHYSICIAN ASSISTANT | 2293 | 408 | $9,768 | $24 | premium | 3.3% | — |
| 99 | ORTHOVIRGINIA INC | NORTH CHESTERFIELD | VA | PHYSICIAN ASSISTANT | 567 | 408 | $4,080 | $10 | premium | 5.5% | — |
| 100 | MACON ORTHOPAEDIC AND HAND CENTER, PA | MACON | GA | NURSE PRACTITIONER | 87 | 403 | $9,269 | $23 | premium | 2.7% | (478) 745-4206 |
Showing the top 100 of 1,403 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 →