93971 — Ultrasound study of one arm or leg veins with compression and maneuvers
591,756 observed fee-for-service (50%) · ~602,158 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 →Specialty market — Vascular Surgery: 29,010 services across 90 groups; top group 8%. See Vascular Surgery across all states →
| # | Physician group | City | St | Specialty | Providers | 93971 svcs | Submitted charges | Avg charge | Medicare $ locked column | Share of specialty* | Share of state* | Phone |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | VASCULAR CARE GROUP LLC | HYANNIS | MA | VASCULAR SURGERY | 27 | 2,110 | $992,840 | $471 | premium | — | 4.8% | (508) 775-1984 |
| 2 | VEIN SPECIALISTS AT ROYAL PALM SQUARE INC | FORT MYERS | FL | VASCULAR SURGERY | 5 | 1,791 | $626,850 | $350 | premium | 29.8% | 1.5% | (239) 694-8346 |
| 3 | SOUTHERN CONNECTICUT VASCULAR CENTER LLC | STRATFORD | CT | VASCULAR SURGERY | 36 | 1,716 | $1,127,303 | $657 | premium | — | 8.5% | (203) 210-6340 |
| 4 | VASCULAR SURGERY ASSOCIATES LLC | TOWSON | MD | VASCULAR SURGERY | 15 | 1,557 | $333,119 | $214 | premium | — | 2.6% | (410) 825-4928 |
| 5 | VASCULAR ASSOCIATES OF SARASOTA | SARASOTA | FL | VASCULAR SURGERY | 13 | 1,553 | $152,508 | $98 | premium | 25.9% | 1.3% | (941) 371-6565 |
| 6 | HORIZON SURGICAL GROUP PA | FREDERICK | MD | VASCULAR SURGERY | 8 | 1,218 | $354,962 | $291 | premium | — | 2.0% | (240) 529-1414 |
| 7 | SAMER SAIEDY MD PA | HAVRE DE GRACE | MD | VASCULAR SURGERY | 15 | 977 | $292,700 | $300 | premium | — | 1.6% | (410) 942-1000 |
| 8 | SURGICAL SPECIALISTS OF CENTRAL FLORIDA INC | OCOEE | FL | VASCULAR SURGERY | 5 | 863 | $228,695 | $265 | premium | 14.4% | 0.7% | (407) 293-5944 |
| 9 | THE REGENTS OF THE UNIVERSITY OF CALIFORNIA | LOS ANGELES | CA | VASCULAR SURGERY | 15 | 779 | $268,199 | $344 | premium | 17.9% | 0.6% | (310) 825-9111 |
| 10 | MARYLAND SURGICAL CARE PC | FREDERICK | MD | VASCULAR SURGERY | 8 | 690 | $207,000 | $300 | premium | — | 1.1% | (301) 695-8346 |
| 11 | VASCULAR CT PLLC | DARIEN | CT | VASCULAR SURGERY | 5 | 673 | $422,161 | $627 | premium | — | 3.3% | (203) 548-7858 |
| 12 | THOMAS M KERR MD PA | TAMPA | FL | VASCULAR SURGERY | 9 | 600 | $144,600 | $241 | premium | 10.0% | 0.5% | (813) 348-9088 |
| 13 | MMC UNIVERSITY VASCULAR SURGEONS | BROOKLYN | NY | VASCULAR SURGERY | 7 | 558 | $72,972 | $131 | premium | — | 0.6% | (718) 283-7966 |
| 14 | VELLORE R RAMAKRISHNAN M.D., P.C. | LIVONIA | MI | VASCULAR SURGERY | 3 | 516 | $36,120 | $70 | premium | — | 1.5% | (734) 462-8401 |
| 15 | SAN FERNANDO VALLEY VASCULAR GROUP A MEDICAL CORPORATION | WEST HILLS | CA | VASCULAR SURGERY | 4 | 514 | $275,205 | $535 | premium | 11.8% | 0.4% | (818) 345-6126 |
| 16 | VASCULAR CENTER OF NAPLES INC | NAPLES | FL | VASCULAR SURGERY | 5 | 477 | $118,028 | $247 | premium | 7.9% | 0.4% | (239) 431-5884 |
| 17 | PINNACLE VEIN AND VASCULAR CENTER PLLC | SUN CITY | AZ | VASCULAR SURGERY | 2 | 439 | $76,825 | $175 | premium | — | 1.3% | (888) 553-8346 |
| 18 | TOTAL VASCULAR CARE PLLC | BROOKLYN | NY | VASCULAR SURGERY | 3 | 438 | $123,954 | $283 | premium | — | 0.5% | (718) 438-3800 |
| 19 | CHARLES L DIETZEK, DO, FACOS, PC | VOORHEES | NJ | VASCULAR SURGERY | 2 | 427 | $192,577 | $451 | premium | — | 0.9% | (856) 309-9777 |
| 20 | PRACTICA INC | GLENDALE | CA | VASCULAR SURGERY | 4 | 407 | $122,100 | $300 | premium | 9.4% | 0.3% | (818) 855-2230 |
| 21 | VASCULAR SURGICAL SPECIALISTS PLLC | WEST CHESTER | PA | VASCULAR SURGERY | 6 | 392 | $62,610 | $160 | premium | — | 0.7% | (610) 430-8272 |
| 22 | POLYXENE GAZETAS KOKINOS MD PC | CAMPBELL | CA | VASCULAR SURGERY | 5 | 387 | $39,700 | $103 | premium | 8.9% | 0.3% | (408) 376-3626 |
| 23 | VASCULAR AND VEIN INSTITUTE OF THE SOUTH PLLC | GERMANTOWN | TN | VASCULAR SURGERY | 11 | 358 | $75,924 | $212 | premium | — | 1.0% | (901) 390-2930 |
| 24 | KEVIN M CASEY MD APMC | SANTA BARBARA | CA | VASCULAR SURGERY | 4 | 351 | $97,578 | $278 | premium | 8.1% | 0.3% | 8054568890127 |
| 25 | SAVANNAH VASCULAR INSTITUTE, LLC | SAVANNAH | GA | VASCULAR SURGERY | 21 | 350 | $129,850 | $371 | premium | — | 0.9% | (912) 352-8346 |
| 26 | SONORAN VEIN AND ENDOVASCULAR LLC | PEORIA | AZ | VASCULAR SURGERY | 6 | 349 | $79,470 | $228 | premium | — | 1.0% | — |
| 27 | OREGON VASCULAR SPECIALISTS LLC | BEND | OR | VASCULAR SURGERY | 12 | 327 | $87,147 | $267 | premium | — | 2.8% | (541) 313-8111 |
| 28 | NORTH SHORE-LIJ MEDICAL GROUP AT HUNTINGTON PC | NEW HYDE PARK | NY | VASCULAR SURGERY | 46 | 320 | $253,349 | $792 | premium | — | 0.3% | (516) 328-9800 |
| 29 | LA VASCULAR AND ENDOVASCULAR SURGERY, A MEDICAL CORPORATION | BURBANK | CA | VASCULAR SURGERY | 2 | 319 | $200,936 | $630 | premium | 7.3% | 0.2% | (818) 842-4400 |
| 30 | CENTER FOR VEIN RESTORATION IL LLC | WOOD DALE | IL | VASCULAR SURGERY | 2 | 293 | $105,480 | $360 | premium | — | 0.4% | (855) 830-8346 |
| 31 | GENERAL VASCULAR SURGERY MEDICAL GROUP INC | SAN LEANDRO | CA | VASCULAR SURGERY | 5 | 280 | $96,451 | $344 | premium | 6.4% | 0.2% | (510) 347-4700 |
| 32 | EMPIRE VEIN AND VASCULAR SPECIALISTS | RANCHO MIRAGE | CA | VASCULAR SURGERY | 6 | 278 | $69,500 | $250 | premium | 6.4% | 0.2% | 76056834613 |
| 33 | HAO D BUI MD INC | BAKERSFIELD | CA | VASCULAR SURGERY | 5 | 273 | $50,838 | $186 | premium | 6.3% | 0.2% | (661) 387-8333 |
| 34 | CONNECTICUT VASCULAR SURGICAL ASSOCIATES PC | SHELTON | CT | VASCULAR SURGERY | 5 | 261 | $116,408 | $446 | premium | — | 1.3% | 2039227870104 |
| 35 | WESTERN VASCULAR INSTITUTE PLLC | MESA | AZ | VASCULAR SURGERY | 8 | 259 | $77,700 | $300 | premium | — | 0.7% | (480) 668-5000 |
| 36 | PREMIER VASCULAR ASSOCIATES PLLC | ROSEVILLE | MI | VASCULAR SURGERY | 4 | 249 | $56,097 | $225 | premium | — | 0.7% | (586) 270-5100 |
| 37 | ANDERSON HEART LLC | ANDERSON | SC | VASCULAR SURGERY | 4 | 242 | $187,756 | $776 | premium | — | 1.1% | (864) 261-7474 |
| 38 | NEW YORK VASCULAR GROUP PLLC | CORNWALL | NY | VASCULAR SURGERY | 3 | 239 | $148,440 | $621 | premium | — | 0.3% | (203) 210-6340 |
| 39 | RUSSELL C LAM MD PA | DALLAS | TX | VASCULAR SURGERY | 9 | 232 | $37,584 | $162 | premium | — | 0.3% | (214) 345-4160 |
| 40 | COMPLEX VEIN AND VASCULAR SPECIALISTS PLLC | DALLAS | TX | VASCULAR SURGERY | 2 | 230 | $32,883 | $143 | premium | — | 0.3% | (469) 780-2300 |
| 41 | VEGAS VASCULAR SPECIALISTS PLLC | LAS VEGAS | NV | VASCULAR SURGERY | 9 | 220 | $75,900 | $345 | premium | — | 1.8% | (702) 565-8346 |
| 42 | VASCULAR SURGERY OF THE UNIVERSITY | ROCHESTER | NY | VASCULAR SURGERY | 17 | 204 | $19,380 | $95 | premium | — | 0.2% | (585) 341-9541 |
| 43 | RHODE ISLAND VASCULAR CENTER, LLC | NEW LONDON | RI | VASCULAR SURGERY | 6 | 198 | $129,360 | $653 | premium | — | 3.5% | (860) 772-0380 |
| 44 | REISS KANG JAYANETTI PEREDA GALINANES, MD, PA | SOUTH MIAMI | FL | VASCULAR SURGERY | 5 | 197 | $55,245 | $280 | premium | 3.3% | 0.2% | (305) 668-1660 |
| 45 | VASCULAR CARE GROUP LLC | HYANNIS | RI | VASCULAR SURGERY | 27 | 191 | $109,425 | $573 | premium | — | 3.3% | (508) 775-1984 |
| 46 | VALLEY VASCULAR ASSOCIATES INC | VAN NUYS | CA | VASCULAR SURGERY | 3 | 189 | $16,973 | $90 | premium | 4.4% | 0.1% | (818) 401-1010 |
| 47 | SAVANNAH VASCULAR INSTITUTE, LLC | SAVANNAH | SC | VASCULAR SURGERY | 21 | 162 | $60,102 | $371 | premium | — | 0.8% | (912) 352-8346 |
| 48 | NORTH ATLANTA VASCULAR CLINIC PC | SUWANEE | GA | VASCULAR SURGERY | 4 | 156 | $59,833 | $384 | premium | — | 0.4% | (770) 771-5260 |
| 49 | VASCULAR SPECIALISTS LLC | TINLEY PARK | IL | VASCULAR SURGERY | 6 | 135 | $44,145 | $327 | premium | — | 0.2% | 8158244406128 |
| 50 | VASCULAR SURGERY ASSOCIATES LLC | TOWSON | PA | VASCULAR SURGERY | 15 | 132 | $35,244 | $267 | premium | — | 0.2% | (410) 825-4928 |
| 51 | PINELLAS VASCULAR LLC | ST PETERSBURG | FL | VASCULAR SURGERY | 4 | 127 | $52,041 | $410 | premium | 2.1% | 0.1% | (727) 998-3467 |
| 52 | CONNECTICUT VASCULAR CENTER PC | NORTH HAVEN | CT | VASCULAR SURGERY | 5 | 120 | $54,000 | $450 | premium | — | 0.6% | (203) 288-2886 |
| 53 | VHC PC | BATTLE CREEK | MI | VASCULAR SURGERY | 3 | 120 | $20,658 | $172 | premium | — | 0.4% | (269) 979-6310 |
| 54 | VASCULAR WELLNESS INSTITUTE, LLC. | BRADENTON | FL | VASCULAR SURGERY | 2 | 110 | $29,370 | $267 | premium | 1.8% | 0.1% | (941) 795-6370 |
| 55 | SOUTH BAY VASCULAR SURGERY INC | TORRANCE | CA | VASCULAR SURGERY | 4 | 108 | $117,720 | $1,090 | premium | 2.5% | 0.1% | (310) 373-6864 |
| 56 | GENERAL AND VASCULAR SURGERY ASSOCIATES INC | PITTSBURGH | PA | VASCULAR SURGERY | 3 | 103 | $11,319 | $110 | premium | — | 0.2% | (412) 207-2632 |
| 57 | VEIN AND VASCULAR EXPERTS PLLC | LAKELAND | FL | VASCULAR SURGERY | 5 | 97 | $17,262 | $178 | premium | 1.6% | 0.1% | (863) 937-3139 |
| 58 | MISSION SURGICAL CLINIC INC | CORONA | CA | VASCULAR SURGERY | 5 | 97 | $22,190 | $229 | premium | 2.2% | 0.1% | (951) 278-8870 |
| 59 | ALVAREZ MD AND LEARY MD PC | WEST SENECA | NY | VASCULAR SURGERY | 6 | 93 | $14,008 | $151 | premium | — | 0.1% | (716) 671-8393 |
| 60 | VASCULAR SURGERY ASSOCIATES PLLC | CHICAGO RIDGE | IL | VASCULAR SURGERY | 7 | 93 | $114,390 | $1,230 | premium | — | 0.1% | (708) 346-9533 |
| 61 | SINAI DIAGNOSTICS AND INTERVENTIONAL RADIOLOGY PC | BROOKLYN | NY | VASCULAR SURGERY | 4 | 90 | $27,000 | $300 | premium | — | 0.1% | (718) 615-4100 |
| 62 | SOUTHERN CALIFORNIA VASCULAR ASSOCIATES INC | ORANGE | CA | VASCULAR SURGERY | 3 | 89 | $7,246 | $81 | premium | 2.0% | 0.1% | (714) 532-0793 |
| 63 | HAWAII VASCULAR AND ENDOVASCULAR INC | HONOLULU | HI | VASCULAR SURGERY | 3 | 87 | $24,335 | $280 | premium | — | 3.1% | (808) 440-0544 |
| 64 | INNOVATIVE VASCULAR, PLLC | LENOIR CITY | TN | VASCULAR SURGERY | 5 | 80 | $16,960 | $212 | premium | — | 0.2% | (865) 562-3232 |
| 65 | DAKOTA VASCULAR PROF LLC | SIOUX FALLS | SD | VASCULAR SURGERY | 6 | 79 | $22,323 | $283 | premium | — | 1.9% | (605) 306-6100 |
| 66 | HACKENSACK VASCULAR SPECIALISTS LLC | HACKENSACK | NJ | VASCULAR SURGERY | 4 | 78 | $61,196 | $785 | premium | — | 0.2% | (201) 487-8882 |
| 67 | VASCULAR SURGERY ASSOCIATES | LOS ANGELES | CA | VASCULAR SURGERY | 5 | 73 | $5,110 | $70 | premium | 1.7% | 0.1% | (310) 652-8132 |
| 68 | RIVER CITY VASCULAR SPECIALISTS LLC | COLUMBUS | GA | VASCULAR SURGERY | 3 | 73 | $8,030 | $110 | premium | — | 0.2% | (706) 984-7000 |
| 69 | ARIZONA ENDOVASCULAR CENTER PLLC | TUCSON | AZ | VASCULAR SURGERY | 4 | 70 | $24,606 | $352 | premium | — | 0.2% | (520) 296-5500 |
| 70 | SOUTHERN CALIFORNIA MULTI-SPECIALTY CENTER INC | SHERMAN OAKS | CA | VASCULAR SURGERY | 16 | 64 | $7,808 | $122 | premium | 1.5% | 0.0% | (818) 900-6480 |
| 71 | COASTAL VASCULAR CENTER PC | OXNARD | CA | VASCULAR SURGERY | 4 | 64 | $30,336 | $474 | premium | 1.5% | 0.0% | (805) 983-6233 |
| 72 | VASCULAR CARE GROUP MAINE LLC | S PORTLAND | ME | VASCULAR SURGERY | 4 | 62 | $33,499 | $540 | premium | — | 1.3% | (207) 464-8288 |
| 73 | VASCULAR ASSOCIATES OF SOUTH ALABAMA LLC | MOBILE | AL | VASCULAR SURGERY | 6 | 59 | $15,669 | $266 | premium | — | 0.4% | (251) 410-8272 |
| 74 | KEVIN M CASEY MD APMC | SANTA BARBARA | OR | VASCULAR SURGERY | 4 | 58 | $12,422 | $214 | premium | — | 0.5% | 8054568890127 |
| 75 | MOUNT SINAI VASCULAR INSTITUTE, LLC | MIAMI | FL | VASCULAR SURGERY | 13 | 56 | $7,392 | $132 | premium | 0.9% | 0.0% | (305) 674-2906 |
| 76 | SOUTHERN CALIFORNIA MULTI-SPECIALTY CENTER INC | SHERMAN OAKS | KY | VASCULAR SURGERY | 16 | 54 | $3,639 | $67 | premium | — | 0.3% | (818) 900-6480 |
| 77 | ROCKLAND THORACIC AND VASCULAR ASSOCIATES, P.C. | POMONA | NY | VASCULAR SURGERY | 10 | 53 | $12,371 | $233 | premium | — | 0.1% | (845) 362-1081 |
| 78 | SURGICAL SPECIALISTS OF SOUTHWEST FLORIDA PA | FORT MYERS | FL | VASCULAR SURGERY | 10 | 51 | $6,532 | $128 | premium | 0.8% | 0.0% | (239) 936-8555 |
| 79 | ALYESKA VASCULAR SURGERY, LLC | ANCHORAGE | AK | VASCULAR SURGERY | 14 | 48 | $43,200 | $900 | premium | — | 1.7% | (907) 562-8346 |
| 80 | VASCULAR HEALTH CLINICS PLLC | MIDLAND | MI | VASCULAR SURGERY | 4 | 46 | $10,488 | $228 | premium | — | 0.1% | (989) 254-6427 |
| 81 | SAN ANTONIO VASCULAR AND ENDOVASCULAR CLINIC PLLC | SAN ANTONIO | TX | VASCULAR SURGERY | 6 | 45 | $10,076 | $224 | premium | — | 0.0% | (210) 610-7283 |
| 82 | INNOVATIVE VASCULAR, PLLC | LENOIR CITY | PA | VASCULAR SURGERY | 5 | 44 | $13,144 | $299 | premium | — | 0.1% | (865) 562-3232 |
| 83 | ALYESKA VASCULAR SURGERY, LLC | ANCHORAGE | AL | VASCULAR SURGERY | 14 | 41 | $6,355 | $155 | premium | — | 0.2% | (907) 562-8346 |
| 84 | VASCULAR SURGERY OF THE UNIVERSITY | ROCHESTER | MN | VASCULAR SURGERY | 17 | 38 | $3,610 | $95 | premium | — | 0.1% | (585) 341-9541 |
| 85 | COLORADO CARDIOVASCULAR SURGICAL ASSOCIATES, P.C. | ENGLEWOOD | CO | VASCULAR SURGERY | 5 | 37 | $19,240 | $520 | premium | — | 0.2% | (303) 778-6527 |
| 86 | VEIN AND VASCULAR CENTER OF SOUTH FLORIDA LLC | HOLLYWOOD | FL | VASCULAR SURGERY | 2 | 30 | $9,750 | $325 | premium | 0.5% | 0.0% | (954) 964-6684 |
| 87 | VASCULAR AND THORACIC ASSOCIATES OF LOS ANGELES | LYNWOOD | CA | VASCULAR SURGERY | 2 | 30 | $6,000 | $200 | premium | 0.7% | 0.0% | (562) 698-0271 |
| 88 | BAY SURGICAL SPECIALISTS, PA | ST PETERSBURG | FL | VASCULAR SURGERY | 8 | 28 | $10,080 | $360 | premium | 0.5% | 0.0% | 7278218101303 |
| 89 | VASCULAR AND GENERAL SURGERY ASSOCIATES | LOS ALAMITOS | CA | VASCULAR SURGERY | 3 | 25 | $4,485 | $179 | premium | 0.6% | 0.0% | (562) 596-6736 |
| 90 | VASCULAR SURGICAL ASSOCIATES PLLC | NEW YORK | NY | VASCULAR SURGERY | 2 | 25 | $12,620 | $505 | premium | — | 0.0% | (914) 761-8287 |
| 91 | SOUTHERN CALIFORNIA MULTI-SPECIALTY CENTER INC | SHERMAN OAKS | FL | VASCULAR SURGERY | 16 | 24 | $2,928 | $122 | premium | 0.4% | 0.0% | (818) 900-6480 |
| 92 | VASCULAR ASSOCIATES OF SOUTH ALABAMA LLC | MOBILE | MS | VASCULAR SURGERY | 6 | 23 | $6,440 | $280 | premium | — | 0.2% | (251) 410-8272 |
| 93 | SOUTHERN INDIANA SURGERY INC | COLUMBUS | IN | VASCULAR SURGERY | 3 | 22 | $6,870 | $312 | premium | — | 0.1% | (812) 372-2245 |
| 94 | AMERICAN VASCULAR SPECIALISTS LLC | MESA | AZ | VASCULAR SURGERY | 3 | 20 | $4,658 | $233 | premium | — | 0.1% | (480) 912-6262 |
| 95 | UNITED SURGICAL ASSOCIATES PSC | LEXINGTON | KY | VASCULAR SURGERY | 10 | 17 | $5,100 | $300 | premium | — | 0.1% | (859) 278-4960 |
| 96 | COLORADO CARDIOVASCULAR SURGICAL ASSOCIATES, P.C. | ENGLEWOOD | LA | VASCULAR SURGERY | 5 | 16 | $8,008 | $500 | premium | — | 0.1% | (303) 778-6527 |
| 97 | UNIVERSITY VASCULAR ASSOCIATES INC | LOS ANGELES | CA | VASCULAR SURGERY | 6 | 15 | $4,200 | $280 | premium | 0.3% | 0.0% | (310) 209-2011 |
| 98 | COASTAL SURGICAL SPECIALISTS P A | NEW BERN | NC | VASCULAR SURGERY | 4 | 14 | $3,500 | $250 | premium | — | 0.0% | (252) 638-8118 |
| 99 | COMPREHENSIVE VASCULAR CARE PC | NOVI | MI | VASCULAR SURGERY | 4 | 14 | $3,500 | $250 | premium | — | 0.0% | (248) 465-4820 |
| 100 | MID MICHIGAN VASCULAR SURGERY, P.C. | SAGINAW | MI | VASCULAR SURGERY | 6 | 13 | $4,550 | $350 | premium | — | 0.0% | (989) 790-2600 |
Showing the top 100 of 2,166 groups — the full ranking is part of the market analytics platform — built, not launched yet. Notify me at launch →
*"Share of specialty" is the group's share of disclosed Medicare-FFS services for the primary code among groups with the SAME modal specialty in the state; "share of state" is the same figure against the whole state. Specialty is each group's modal member specialty from CMS's clinician register — a multi-specialty group carries one label. Where fewer than 11 groups share the specialty in the state, the specialty share renders "—" — the specialty benchmark is suppressed (fewer than 11 groups) and the state share alongside is the benchmark. Group figures sum clinicians affiliated with exactly one group. 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 →