36,687 observed fee-for-service (49%) · ~38,049 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 | 33340 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 | POUDRE VALLEY MEDICAL GROUP LLC | COLORADO SPRINGS | CO | PHYSICIAN ASSISTANT | 2390 | 522 | $954,738 | $1,829 | premium | 45.6% | — |
| 2 | HEALTHTEXAS PROVIDER NETWORK | DALLAS | TX | PHYSICIAN ASSISTANT | 2482 | 426 | $1,269,063 | $2,979 | premium | 9.1% | — |
| 3 | SUTTER BAY MEDICAL FOUNDATION | PALO ALTO | CA | INTERNAL MEDICINE | 3716 | 370 | $978,753 | $2,645 | premium | 8.6% | (415) 600-1020 |
| 4 | ST DAVIDS HEART AND VASCULAR PLLC | AUSTIN | TX | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 199 | 369 | $909,596 | $2,465 | premium | 7.9% | (512) 899-2028 |
| 5 | FRANCISCAN PHYSICIAN NETWORK | INDIANAPOLIS | IN | PHYSICIAN ASSISTANT | 1151 | 351 | $672,242 | $1,915 | premium | 15.0% | — |
| 6 | SAINT THOMAS MEDICAL PARTNERS | NASHVILLE | TN | NURSE PRACTITIONER | 591 | 344 | $526,320 | $1,530 | premium | 18.4% | (615) 269-4545 |
| 7 | OHH PHYSICIANS LLC | OKLAHOMA CITY | OK | INTERVENTIONAL CARDIOLOGY | 134 | 326 | $778,814 | $2,389 | premium | 37.6% | (405) 608-3800 |
| 8 | VANDERBILT UNIVERSITY MEDICAL CENTER | NASHVILLE | TN | NURSE PRACTITIONER | 3394 | 278 | $1,210,134 | $4,353 | premium | 14.9% | (615) 322-5000 |
| 9 | ALLINA HEALTH SYSTEM | MINNEAPOLIS | MN | PHYSICIAN ASSISTANT | 3855 | 276 | $969,075 | $3,511 | premium | 29.3% | (612) 863-4000 |
| 10 | SENTARA MEDICAL GROUP | NORFOLK | VA | PHYSICIAN ASSISTANT | 1404 | 275 | $398,791 | $1,450 | premium | 16.6% | — |
| 11 | CARDIOLOGY CLINIC OF SAN ANTONIO, PLLC | SAN ANTONIO | TX | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 124 | 275 | $611,545 | $2,224 | premium | 5.9% | (210) 271-3204 |
| 12 | HEART SPECIALISTS OF SARASOTA PL | SARASOTA | FL | PHYSICIAN ASSISTANT | 24 | 274 | $523,888 | $1,912 | premium | 5.6% | (941) 917-1000 |
| 13 | SCRIPPS HEALTH | LA JOLLA | CA | PHYSICIAN ASSISTANT | 1431 | 267 | $752,892 | $2,820 | premium | 6.2% | (858) 455-9100 |
| 14 | NEW YORK UNIVERSITY | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 5704 | 256 | $2,660,864 | $10,394 | premium | 10.9% | (212) 263-9700 |
| 15 | ADVOCATE HEALTH AND HOSPITALS CORPORATION | BUFFALO GROVE | IL | NURSE PRACTITIONER | 3045 | 253 | $722,421 | $2,855 | premium | 13.0% | (847) 459-1160 |
| 16 | CENTENNIAL HEART LLC | NASHVILLE | TN | NURSE PRACTITIONER | 121 | 251 | $599,625 | $2,389 | premium | 13.4% | (615) 515-1900 |
| 17 | COMMUNITY CARE NETWORK INC | MUNSTER | IN | NURSE PRACTITIONER | 379 | 243 | $280,245 | $1,153 | premium | 10.4% | (219) 836-4563 |
| 18 | ST BERNARDS PHYSICIAN CLINICS INC | JONESBORO | AR | NURSE PRACTITIONER | 206 | 236 | $323,320 | $1,370 | premium | 30.9% | (870) 972-8181 |
| 19 | ANMED HEALTH | ANDERSON | SC | FAMILY PRACTICE | 343 | 229 | $471,089 | $2,057 | premium | 12.3% | — |
| 20 | MUSC COMMUNITY PHYSICIANS | ORANGEBURG | SC | NURSE PRACTITIONER | 1307 | 217 | $6,486,258 | $29,891 | premium | 11.6% | (803) 395-3400 |
| 21 | HEALTH FIRST MEDICAL GROUP, LLC | MELBOURNE | FL | NURSE PRACTITIONER | 669 | 214 | $348,392 | $1,628 | premium | 4.3% | (321) 434-8878 |
| 22 | HENDRICK PROVIDER NETWORK | ABILENE | TX | PHYSICIAN ASSISTANT | 249 | 213 | $474,564 | $2,228 | premium | 4.5% | (325) 672-4372 |
| 23 | BAPTIST MEDICAL GROUP LLC | PENSACOLA | FL | PHYSICIAN ASSISTANT | 248 | 211 | $361,848 | $1,715 | premium | 4.3% | — |
| 24 | FRANCISCAN MEDICAL GROUP | TACOMA | WA | PHYSICIAN ASSISTANT | 1407 | 209 | $461,142 | $2,206 | premium | 13.6% | (253) 428-2200 |
| 25 | HEART RHYTHM CONSULTANTS PA | SARASOTA | FL | NURSE PRACTITIONER | 5 | 201 | $335,003 | $1,667 | premium | 4.1% | (941) 484-6758 |
| 26 | ENDEAVOR HEALTH MEDICAL GROUP | EVANSTON | IL | NURSE PRACTITIONER | 3380 | 199 | $619,036 | $3,111 | premium | 10.2% | — |
| 27 | HONORHEALTH AMBULATORY | SCOTTSDALE | AZ | PHYSICIAN ASSISTANT | 601 | 198 | $425,710 | $2,150 | premium | 10.9% | — |
| 28 | PROVIDENCE MEDICAL FOUNDATION | FULLERTON | CA | PHYSICIAN ASSISTANT | 1455 | 192 | $346,042 | $1,802 | premium | 4.4% | (714) 871-3006 |
| 29 | COASTAL CAROLINA MULTISPECIALTY ASSOCIATES LLC | CHARLESTON | SC | NURSE PRACTITIONER | 49 | 191 | $458,989 | $2,403 | premium | 10.2% | — |
| 30 | TRIHEALTH H LLC | CINCINNATI | OH | OBSTETRICS/GYNECOLOGY | 853 | 190 | $348,460 | $1,834 | premium | 11.6% | (513) 246-7000 |
| 31 | PIEDMONT CARDIOLOGY OF ATLANTA, LLC | ATLANTA | GA | PHYSICIAN ASSISTANT | 477 | 189 | $531,279 | $2,811 | premium | 12.4% | (404) 605-5000 |
| 32 | HARTFORD HEALTHCARE MEDICAL GROUP SPECIALISTS PLLC | STORRS | CT | PHYSICIAN ASSISTANT | 1493 | 187 | $741,308 | $3,964 | premium | 45.9% | (860) 724-2579 |
| 33 | PREMIER HEALTH SPECIALISTS INC | DAYTON | OH | PHYSICIAN ASSISTANT | 574 | 183 | $372,954 | $2,038 | premium | 11.2% | — |
| 34 | PROVIDENCE HEALTH AND SERVICES WASHINGTON | OLYMPIA | WA | FAMILY PRACTICE | 477 | 182 | $313,311 | $1,721 | premium | 11.9% | (360) 493-4083 |
| 35 | COTTON-O'NEIL CLINIC REVOCABLE TRUST | TOPEKA | KS | NURSE PRACTITIONER | 649 | 180 | $324,648 | $1,804 | premium | 15.8% | (785) 354-9591 |
| 36 | SWEDISH HEALTH SERVICES | SEATTLE | WA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 78 | 174 | $420,540 | $2,417 | premium | 11.4% | (206) 386-6000 |
| 37 | TEXAS HEALTH PHYSICIANS GROUP | FORT WORTH | TX | PHYSICIAN ASSISTANT | 1350 | 170 | $347,650 | $2,045 | premium | 3.6% | (817) 281-2977 |
| 38 | SAVANNAH MULTISPECIALTY ASSOCIATES LLC | SAVANNAH | GA | NURSE PRACTITIONER | 130 | 168 | $425,614 | $2,533 | premium | 11.0% | — |
| 39 | EISENHOWER MEDICAL CENTER | RANCHO MIRAGE | CA | NURSE PRACTITIONER | 457 | 167 | $343,519 | $2,057 | premium | 3.9% | (760) 340-3911 |
| 40 | SAINT LUKES PHYSICIAN GROUP INC | KANSAS CITY | MO | NURSE PRACTITIONER | 1228 | 167 | $346,358 | $2,074 | premium | 14.0% | — |
| 41 | CHS PHYSICIAN PARTNERS PC | ROSLYN | NY | PHYSICIAN ASSISTANT | 734 | 165 | $2,107,680 | $12,774 | premium | 7.0% | — |
| 42 | THE REGENTS OF THE UNIVERSITY OF CALIFORNIA | LOS ANGELES | CA | INTERNAL MEDICINE | 1424 | 161 | $610,480 | $3,792 | premium | 3.7% | (310) 825-7922 |
| 43 | LEXINGTON HEALTH INC | WEST COLUMBIA | SC | NURSE PRACTITIONER | 909 | 160 | $391,529 | $2,447 | premium | 8.6% | (803) 744-4900 |
| 44 | ST VINCENT'S AMBULATORY CARE INC | JACKSONVILLE | FL | NURSE PRACTITIONER | 294 | 159 | $331,238 | $2,083 | premium | 3.2% | (904) 308-6900 |
| 45 | WASHINGTON REGIONAL MEDICAL SYSTEM | FAYETTEVILLE | AR | NURSE PRACTITIONER | 241 | 158 | $292,932 | $1,854 | premium | 20.7% | (479) 571-4338 |
| 46 | WELLSPAN MEDICAL GROUP | YORK | PA | PHYSICIAN ASSISTANT | 2312 | 158 | $259,120 | $1,640 | premium | 11.1% | — |
| 47 | GRAND STRAND SURGICAL SPECIALISTS LLC | MYRTLE BEACH | SC | PHYSICIAN ASSISTANT | 51 | 157 | $378,065 | $2,408 | premium | 8.4% | (843) 848-1440 |
| 48 | WELLSTAR MEDICAL GROUP LLC | MARIETTA | GA | NURSE PRACTITIONER | 3060 | 156 | $311,559 | $1,997 | premium | 10.2% | (770) 422-2004 |
| 49 | CHRISTUS TRINITY CLINIC | TYLER | TX | NURSE PRACTITIONER | 1495 | 155 | $402,535 | $2,597 | premium | 3.3% | (903) 606-5560 |
| 50 | NORTHSIDE CARDIOVASCULAR PROFESSIONAL SERVICES, LLC | ATLANTA | GA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 144 | 153 | $357,867 | $2,339 | premium | 10.0% | (404) 851-8000 |
| 51 | CARILION MEDICAL CENTER | ROANOKE | VA | PHYSICIAN ASSISTANT | 964 | 152 | $327,428 | $2,154 | premium | 9.2% | (540) 981-7925 |
| 52 | CATHOLIC HEALTH INITIATIVES-IOWA CORP | WEST DES MOINES | IA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 113 | 151 | $358,278 | $2,373 | premium | 29.7% | (515) 358-8000 |
| 53 | NORTHWESTERN MEDICAL FACULTY FOUNDATION | CHICAGO | IL | NURSE PRACTITIONER | 4339 | 151 | $682,202 | $4,518 | premium | 7.8% | — |
| 54 | CEDARS-SINAI MEDICAL CENTER | WEST HOLLYWOOD | CA | NURSE PRACTITIONER | 802 | 150 | $408,300 | $2,722 | premium | 3.5% | (310) 423-3277 |
| 55 | BAPTIST CARDIOLOGY, INC. | JACKSONVILLE | FL | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 99 | 148 | $318,067 | $2,149 | premium | 3.0% | (904) 399-1171 |
| 56 | HEARTPLACE PLLC | PLANO | TX | INTERVENTIONAL CARDIOLOGY | 93 | 146 | $240,900 | $1,650 | premium | 3.1% | (972) 985-8838 |
| 57 | MIDWEST HEART AND VASCULAR SPECIALISTS LLC | OVERLAND PARK | KS | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 81 | 145 | $367,925 | $2,537 | premium | 12.7% | (816) 523-7088 |
| 58 | UNIVERSITY HOSPITALS MEDICAL GROUP INC | CLEVELAND | NC | NURSE PRACTITIONER | 2232 | 145 | $472,700 | $3,260 | premium | 13.6% | — |
| 59 | MCV ASSOCIATED PHYSICIANS | RICHMOND | VA | NURSE PRACTITIONER | 1791 | 145 | $538,675 | $3,715 | premium | 8.8% | (804) 828-9000 |
| 60 | CONCORD HOSPITAL INC | CONCORD | NH | PHYSICIAN ASSISTANT | 552 | 144 | $728,390 | $5,058 | premium | 41.5% | — |
| 61 | PORTER PHYSICIAN SERVICES LLC | VALPARAISO | IN | NURSE PRACTITIONER | 99 | 140 | $292,740 | $2,091 | premium | 6.0% | (219) 548-3843 |
| 62 | VHS OUTPATIENT CLINICS INC | PHOENIX | AZ | PHYSICIAN ASSISTANT | 180 | 139 | $329,708 | $2,372 | premium | 7.7% | (602) 274-6506 |
| 63 | METHODIST PHYSICIAN PRACTICES PLLC | SAN ANTONIO | CA | INTERVENTIONAL CARDIOLOGY | 169 | 138 | $316,494 | $2,293 | premium | 3.2% | (210) 575-8289 |
| 64 | CAPITAL CARDIOLOGY ASSOCIATES PLLC | ALBANY | NY | NURSE PRACTITIONER | 68 | 138 | $205,998 | $1,493 | premium | 5.9% | (518) 292-6000 |
| 65 | ALEXIAN BROTHERS SPECIALTY GROUP | ELK GROVE VILLAGE | IL | NURSE PRACTITIONER | 44 | 137 | $312,908 | $2,284 | premium | 7.1% | (847) 437-5500 |
| 66 | MERCY CLINIC HEART AND VASCULAR LLC | SAINT LOUIS | MO | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 112 | 136 | $354,579 | $2,607 | premium | 11.4% | (314) 842-0602 |
| 67 | PRISMA HEALTH MEDICAL GROUP-MIDLANDS | COLUMBIA | SC | PHYSICIAN ASSISTANT | 1017 | 133 | $266,000 | $2,000 | premium | 7.1% | (803) 749-5101 |
| 68 | BAPTIST HEALTH MEDICAL GROUP INC | LOUISVILLE | KY | NURSE PRACTITIONER | 2448 | 133 | $262,276 | $1,972 | premium | 21.5% | (502) 928-1050 |
| 69 | NCHMD INC | NAPLES | FL | NEUROLOGY | 515 | 132 | $224,400 | $1,700 | premium | 2.7% | (239) 436-5100 |
| 70 | SCOTT AND WHITE CLINIC | TEMPLE | TX | PHYSICIAN ASSISTANT | 2435 | 131 | $740,362 | $5,652 | premium | 2.8% | (254) 724-2663 |
| 71 | AGNESIAN HEALTHCARE INC | FOND DU LAC | WI | NURSE PRACTITIONER | 383 | 131 | $1,279,477 | $9,767 | premium | 12.7% | (920) 929-2300 |
| 72 | SPECIALTY PHYSICIAN GROUP LLC | GERMANTOWN | TN | NURSE PRACTITIONER | 100 | 123 | $268,562 | $2,183 | premium | 6.6% | (901) 763-0200 |
| 73 | REGIONAL CLINICS OF LONGVIEW | LONGVIEW | TX | NURSE PRACTITIONER | 36 | 123 | $269,001 | $2,187 | premium | 2.6% | (903) 757-6042 |
| 74 | FOOTHILL CARDIOLOGY MEDICAL GROUP INC | PASADENA | CA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 38 | 122 | $196,420 | $1,610 | premium | 2.8% | (626) 793-4139 |
| 75 | REID PHYSICIAN ASSOCIATES INC | RICHMOND | IN | NURSE PRACTITIONER | 392 | 122 | $254,857 | $2,089 | premium | 5.2% | (765) 962-8551 |
| 76 | WELLMONT CARDIOLOGY SERVICES | KINGSPORT | TN | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 138 | 122 | $207,367 | $1,700 | premium | 6.5% | (423) 230-5000 |
| 77 | UNIVERSITY MEDICAL SERVICE ASSOCIATION INC | TAMPA | FL | NURSE PRACTITIONER | 814 | 121 | $310,269 | $2,564 | premium | 2.5% | — |
| 78 | CARDIOVASCULAR ASSOCIATION, P.L.L.C. | HUMBLE | TX | INTERVENTIONAL CARDIOLOGY | 52 | 119 | $252,771 | $2,124 | premium | 2.5% | (281) 446-6656 |
| 79 | UTMB FACULTY GROUP PRACTICE | GALVESTON | TX | NURSE PRACTITIONER | 1068 | 119 | $258,503 | $2,172 | premium | 2.5% | (409) 772-2222 |
| 80 | SALINA REGIONAL HEALTH CENTER INC | SALINA | KS | NURSE PRACTITIONER | 160 | 119 | $200,933 | $1,689 | premium | 10.4% | — |
| 81 | ORLANDO HEALTH MEDICAL GROUP INC | ORLANDO | FL | PHYSICIAN ASSISTANT | 2145 | 118 | $288,038 | $2,441 | premium | 2.4% | (407) 896-1100 |
| 82 | PARK NICOLLET CLINIC | ST LOUIS PARK | MN | PHYSICIAN ASSISTANT | 1754 | 117 | $419,982 | $3,590 | premium | 12.4% | (952) 993-3123 |
| 83 | UNIVERSITY MEDICAL ASSOCIATES OF THE MEDICAL UNIVERSITY OF SOUTH CAROL | CHARLESTON | SC | PHYSICIAN ASSISTANT | 1692 | 117 | $3,502,987 | $29,940 | premium | 6.3% | (843) 792-1414 |
| 84 | JOSEPH A CAPLAN MD PC | SUN CITY WEST | AZ | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 31 | 116 | $215,058 | $1,854 | premium | 6.4% | (623) 876-8816 |
| 85 | ST LUKES CLINIC-TREASURE VALLEY LLC | BOISE | ID | PHYSICIAN ASSISTANT | 1159 | 116 | $214,981 | $1,853 | premium | 28.1% | (208) 381-4210 |
| 86 | TRI-CITY CARDIOLOGY CONSULTANTS PC | MESA | AZ | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 41 | 116 | $186,064 | $1,604 | premium | 6.4% | (480) 835-6100 |
| 87 | IHC HEALTH SERVICES INC | MURRAY | UT | PHYSICIAN ASSISTANT | 3944 | 115 | $207,313 | $1,803 | premium | 28.6% | (801) 261-8346 |
| 88 | CHARLESTON AREA MEDICAL CENTER INC | CHARLESTON | WV | NURSE PRACTITIONER | 970 | 113 | $356,176 | $3,152 | premium | 42.3% | (304) 388-5432 |
| 89 | HUDSON VALLEY CARDIOVASCULAR PRACTICE PC | POUGHKEEPSIE | NY | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 72 | 113 | $348,492 | $3,084 | premium | 4.8% | (845) 473-1188 |
| 90 | GENESIS MEDICAL GROUP, LLC | ZANESVILLE | OH | NURSE PRACTITIONER | 254 | 110 | $190,770 | $1,734 | premium | 6.7% | (740) 454-4038 |
| 91 | NORTH SHORE-LIJ MEDICAL PC | MANHASSET | NY | PHYSICIAN ASSISTANT | 6294 | 110 | $426,007 | $3,873 | premium | 4.7% | — |
| 92 | SAINT THOMAS MEDICAL PARTNERS | NASHVILLE | PA | NURSE PRACTITIONER | 591 | 110 | $180,400 | $1,640 | premium | 7.7% | (615) 269-4545 |
| 93 | KOOTENAI HEALTH INC | COEUR D ALENE | ID | PHYSICIAN ASSISTANT | 383 | 110 | $187,220 | $1,702 | premium | 26.6% | — |
| 94 | PROVIDENCE HEALTH AND SERVICES WASHINGTON | SPOKANE | WA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 56 | 109 | $179,436 | $1,646 | premium | 7.1% | (509) 455-8820 |
| 95 | MEDICAL ASSOCIATES OF ENGLEWOOD PC | ENGLEWOOD | NJ | INTERNAL MEDICINE | 550 | 108 | $286,200 | $2,650 | premium | 9.0% | (201) 894-3158 |
| 96 | HH HEART CENTER, LLC | HUNTSVILLE | AL | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 90 | 107 | $124,120 | $1,160 | premium | 12.7% | (256) 265-2372 |
| 97 | DIGNITY HEALTH MEDICAL FOUNDATION | FOLSOM | CA | DIAGNOSTIC RADIOLOGY | 1197 | 104 | $425,278 | $4,089 | premium | 2.4% | (916) 983-7476 |
| 98 | TIDALHEALTH SPECIALTY CARE LLC | SALISBURY | MD | NURSE PRACTITIONER | 329 | 103 | $401,198 | $3,895 | premium | 15.3% | — |
| 99 | ST. PETER'S HEALTH PARTNERS MEDICAL ASSOCIATES, P.C. | ALBANY | NY | PHYSICIAN ASSISTANT | 480 | 103 | $162,327 | $1,576 | premium | 4.4% | (518) 525-1852 |
| 100 | ST. JOSEPH'S CARDIOLOGY GROUP LLC | SAVANNAH | GA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 17 | 102 | $255,002 | $2,500 | premium | 6.7% | (912) 927-3434 |
Showing the top 100 of 519 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 →