15,762 observed fee-for-service (49%) · ~16,427 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 | 93459 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 | HEALTHTEXAS PROVIDER NETWORK | DALLAS | TX | PHYSICIAN ASSISTANT | 2482 | 271 | $318,300 | $1,175 | premium | 12.3% | — |
| 2 | PIEDMONT CARDIOLOGY OF ATLANTA, LLC | ATLANTA | GA | PHYSICIAN ASSISTANT | 477 | 258 | $311,091 | $1,206 | premium | 25.3% | (404) 605-5000 |
| 3 | CHS PHYSICIAN PARTNERS PC | ROSLYN | NY | PHYSICIAN ASSISTANT | 734 | 241 | $276,668 | $1,148 | premium | 21.1% | — |
| 4 | SAINT THOMAS MEDICAL PARTNERS | NASHVILLE | TN | NURSE PRACTITIONER | 591 | 231 | $155,001 | $671 | premium | 23.0% | (615) 269-4545 |
| 5 | OHH PHYSICIANS LLC | OKLAHOMA CITY | OK | INTERVENTIONAL CARDIOLOGY | 134 | 219 | $209,802 | $958 | premium | 24.8% | (405) 608-3800 |
| 6 | BAPTIST CARDIOLOGY, INC. | JACKSONVILLE | FL | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 99 | 216 | $190,066 | $880 | premium | 8.1% | (904) 399-1171 |
| 7 | MEMORIAL HEALTH CARE SYSTEM INC. | CHATTANOOGA | TN | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 56 | 172 | $172,172 | $1,001 | premium | 17.1% | (423) 697-2000 |
| 8 | BAPTIST HEALTH MEDICAL GROUP INC | LOUISVILLE | KY | NURSE PRACTITIONER | 2448 | 165 | $106,095 | $643 | premium | 28.7% | (502) 928-1050 |
| 9 | GRAND STRAND SURGICAL SPECIALISTS LLC | MYRTLE BEACH | SC | PHYSICIAN ASSISTANT | 51 | 153 | $158,529 | $1,036 | premium | 18.1% | (843) 848-1440 |
| 10 | INTERVENTIONAL CARDIOLOGISTS OF GAINESVILLE, PA | GAINESVILLE | FL | INTERVENTIONAL CARDIOLOGY | 36 | 147 | $166,102 | $1,130 | premium | 5.5% | (352) 375-1212 |
| 11 | HEARTLAND CARDIOLOGY, LLC | WICHITA | KS | NURSE PRACTITIONER | 27 | 146 | $126,436 | $866 | premium | 21.9% | (316) 686-5300 |
| 12 | NORTH CAROLINA MG LLC | RALEIGH | NC | PHYSICIAN ASSISTANT | 674 | 140 | $162,214 | $1,159 | premium | 18.1% | (919) 881-0160 |
| 13 | HENDRICK PROVIDER NETWORK | ABILENE | TX | PHYSICIAN ASSISTANT | 249 | 125 | $395,750 | $3,166 | premium | 5.7% | (325) 672-4372 |
| 14 | UNIVERSITY OF MARYLAND ST JOSEPH MEDICAL GROUP LLC | TOWSON | MD | NURSE PRACTITIONER | 292 | 125 | $127,750 | $1,022 | premium | 27.8% | (410) 337-4877 |
| 15 | WASHINGTON REGIONAL MEDICAL SYSTEM | FAYETTEVILLE | AR | NURSE PRACTITIONER | 241 | 122 | $149,328 | $1,224 | premium | 8.9% | (479) 571-4338 |
| 16 | LEXINGTON HEALTH INC | WEST COLUMBIA | SC | NURSE PRACTITIONER | 909 | 122 | $189,588 | $1,554 | premium | 14.4% | (803) 744-4900 |
| 17 | CHRISTUS TRINITY CLINIC | TYLER | TX | NURSE PRACTITIONER | 1495 | 121 | $424,059 | $3,505 | premium | 5.5% | (903) 606-5560 |
| 18 | CARDIOLOGY ASSOCIATES OF MOBILE INC | MOBILE | AL | PHYSICIAN ASSISTANT | 52 | 117 | $171,591 | $1,467 | premium | 18.6% | (251) 460-0078 |
| 19 | SUTTER VALLEY MEDICAL FOUNDATION | SACRAMENTO | CA | DIAGNOSTIC RADIOLOGY | 2420 | 116 | $159,485 | $1,375 | premium | 10.2% | (916) 681-8852 |
| 20 | ST VINCENT MEDICAL GROUP INC | INDIANAPOLIS | IN | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 718 | 112 | $316,960 | $2,830 | premium | 15.7% | (317) 338-2345 |
| 21 | OSF MULTI-SPECIALTY GROUP | PEORIA | IL | NURSE PRACTITIONER | 2091 | 112 | $223,664 | $1,997 | premium | 17.0% | (309) 683-5050 |
| 22 | HH HEART CENTER, LLC | HUNTSVILLE | AL | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 90 | 109 | $125,895 | $1,155 | premium | 17.3% | (256) 265-2372 |
| 23 | CITRUS CARDIOLOGY CONSULTANTS, PLLC | INVERNESS | FL | NURSE PRACTITIONER | 47 | 106 | $70,668 | $667 | premium | 4.0% | (352) 726-8353 |
| 24 | ST VINCENT'S AMBULATORY CARE INC | JACKSONVILLE | FL | NURSE PRACTITIONER | 294 | 105 | $114,555 | $1,091 | premium | 3.9% | (904) 308-6900 |
| 25 | NEW YORK UNIVERSITY | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 5704 | 105 | $285,409 | $2,718 | premium | 9.2% | (212) 263-9700 |
| 26 | BAPTIST MEDICAL GROUP LLC | PENSACOLA | FL | PHYSICIAN ASSISTANT | 248 | 103 | $75,190 | $730 | premium | 3.9% | — |
| 27 | KANSAS HEART HOSPITAL, LLC | WICHITA | KS | NURSE PRACTITIONER | 24 | 102 | $91,800 | $900 | premium | 15.3% | (316) 630-5000 |
| 28 | ADVENTIST HEALTH SYSTEM GEORGIA INC | CALHOUN | GA | NURSE PRACTITIONER | 229 | 102 | $104,754 | $1,027 | premium | 10.0% | — |
| 29 | ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI | NEW YORK | NY | PHYSICIAN ASSISTANT | 2818 | 102 | $151,980 | $1,490 | premium | 8.9% | (212) 241-4812 |
| 30 | CARDIOLOGY CLINIC OF SAN ANTONIO, PLLC | SAN ANTONIO | TX | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 124 | 100 | $96,620 | $966 | premium | 4.5% | (210) 271-3204 |
| 31 | BAPTIST HEALTH | LITTLE ROCK | AR | NURSE PRACTITIONER | 106 | 100 | $255,800 | $2,558 | premium | 7.3% | (501) 227-7596 |
| 32 | CAROLINAS PHYSICIANS NETWORK INC | CHARLOTTE | NC | PHYSICIAN ASSISTANT | 2360 | 98 | $137,340 | $1,401 | premium | 12.6% | (704) 667-1000 |
| 33 | FLORIDA HOSPITAL PHYSICIAN GROUP INC | TAMPA | FL | DIAGNOSTIC RADIOLOGY | 891 | 97 | $99,619 | $1,027 | premium | 3.6% | (813) 615-7075 |
| 34 | BON SECOURS MEDICAL GROUP GREENVILLE SPECIALTY CARE LLC | GREENVILLE | SC | NURSE PRACTITIONER | 288 | 95 | $94,430 | $994 | premium | 11.2% | (864) 255-1901 |
| 35 | ECONFINA CARDIOLOGY GROUP PA | PANAMA CITY | FL | NURSE PRACTITIONER | 17 | 95 | $217,075 | $2,285 | premium | 3.6% | (850) 769-0329 |
| 36 | CHRISTIANA CARE HEALTH SERVICES INC | NEWARK | DE | PHYSICIAN ASSISTANT | 1537 | 93 | $121,420 | $1,306 | premium | 52.0% | — |
| 37 | DEAN HEALTH SYSTEMS INC | MADISON | WI | PHYSICIAN ASSISTANT | 1200 | 93 | $436,821 | $4,697 | premium | 28.4% | (608) 260-2900 |
| 38 | CHARLESTON AREA MEDICAL CENTER INC | CHARLESTON | WV | NURSE PRACTITIONER | 970 | 93 | $358,980 | $3,860 | premium | 29.1% | (304) 388-5432 |
| 39 | THE EMORY CLINIC INC | ATLANTA | GA | NURSE PRACTITIONER | 3484 | 88 | $284,152 | $3,229 | premium | 8.6% | (404) 778-7525 |
| 40 | OHIOHEALTH CORPORATION | COLUMBUS | OH | PHYSICIAN ASSISTANT | 2282 | 86 | $63,210 | $735 | premium | 8.9% | — |
| 41 | GEORGIA HEART INSTITUTE LLC | GAINESVILLE | GA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 128 | 86 | $120,658 | $1,403 | premium | 8.4% | (770) 534-2020 |
| 42 | MUSC COMMUNITY PHYSICIANS | ORANGEBURG | SC | NURSE PRACTITIONER | 1307 | 83 | $426,210 | $5,135 | premium | 9.8% | (803) 395-3400 |
| 43 | UTMB FACULTY GROUP PRACTICE | GALVESTON | TX | NURSE PRACTITIONER | 1068 | 83 | $91,353 | $1,101 | premium | 3.8% | (409) 772-2222 |
| 44 | AHS OKLAHOMA HEART LLC | TULSA | OK | PHYSICIAN ASSISTANT | 136 | 81 | $153,333 | $1,893 | premium | 9.2% | (918) 592-0999 |
| 45 | CARDIOVASCULAR INSTITUTE OF CENTRAL FLORIDA LLC | OCALA | FL | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 69 | 81 | $82,076 | $1,013 | premium | 3.0% | (352) 622-4251 |
| 46 | MISSION HEALTH COMMUNITY MULTISPECIALTY PROVIDERS LLC | ASHEVILLE | NC | PHYSICIAN ASSISTANT | 593 | 79 | $98,513 | $1,247 | premium | 10.2% | (828) 213-1740 |
| 47 | IHC HEALTH SERVICES INC | MURRAY | UT | PHYSICIAN ASSISTANT | 3944 | 79 | $85,357 | $1,080 | premium | 100.0% | (801) 261-8346 |
| 48 | CARDIOLOGY SPECIALISTS OF ACADIANA, LLC | LAFAYETTE | LA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 17 | 78 | $82,680 | $1,060 | premium | 10.1% | 3372699777139 |
| 49 | PRISMA HEALTH MEDICAL GROUP-MIDLANDS | COLUMBIA | SC | PHYSICIAN ASSISTANT | 1017 | 77 | $87,780 | $1,140 | premium | 9.1% | (803) 749-5101 |
| 50 | MERCY CLINIC HEART AND VASCULAR LLC | SAINT LOUIS | MO | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 112 | 76 | $76,076 | $1,001 | premium | 8.4% | (314) 842-0602 |
| 51 | ST BERNARDS PHYSICIAN CLINICS INC | JONESBORO | AR | NURSE PRACTITIONER | 206 | 72 | $46,106 | $640 | premium | 5.3% | (870) 972-8181 |
| 52 | CLEVELAND CLINIC | CLEVELAND | OH | PHYSICIAN ASSISTANT | 6828 | 71 | $210,205 | $2,961 | premium | 7.3% | — |
| 53 | FRANCISCAN MEDICAL GROUP | TACOMA | WA | PHYSICIAN ASSISTANT | 1407 | 71 | $66,907 | $942 | premium | 23.7% | (253) 428-2200 |
| 54 | ST JOSEPHS MEDICAL PC | LIVERPOOL | NY | PHYSICIAN ASSISTANT | 378 | 70 | $46,550 | $665 | premium | 6.1% | (315) 475-8402 |
| 55 | KADLEC REGIONAL MEDICAL CENTER | RICHLAND | WA | PHYSICIAN ASSISTANT | 382 | 69 | $52,026 | $754 | premium | 23.0% | (509) 946-4611 |
| 56 | SENTARA MEDICAL GROUP | NORFOLK | VA | PHYSICIAN ASSISTANT | 1404 | 69 | $44,352 | $643 | premium | 13.7% | — |
| 57 | VANDERBILT UNIVERSITY MEDICAL CENTER | NASHVILLE | TN | NURSE PRACTITIONER | 3394 | 69 | $81,213 | $1,177 | premium | 6.9% | (615) 322-5000 |
| 58 | MERCY HEALTH NORTHWEST ARKANSAS COMMUNITIES | ROGERS | AR | NURSE PRACTITIONER | 316 | 69 | $57,132 | $828 | premium | 5.1% | (479) 338-8000 |
| 59 | HOUSTON COUNTY HEALTHCARE AUTHORITY | DOTHAN | AL | INTERNAL MEDICINE | 258 | 67 | $62,370 | $931 | premium | 10.7% | (334) 793-8087 |
| 60 | HEART HOSPITAL OF SOUTH DAKOTA LLC | SIOUX FALLS | SD | NURSE PRACTITIONER | 67 | 67 | $19,970 | $298 | premium | 50.0% | (605) 977-7000 |
| 61 | ST VINCENT INFIRMARY MEDICAL CENTER | LITTLE ROCK | AR | NURSE PRACTITIONER | 47 | 67 | $62,980 | $940 | premium | 4.9% | (501) 255-6000 |
| 62 | KINGS DAUGHTERS MEDICAL SPECIALTIES INC | ASHLAND | KY | NURSE PRACTITIONER | 392 | 66 | $62,238 | $943 | premium | 11.5% | (606) 325-6888 |
| 63 | NORTH SHORE-LIJ MEDICAL PC | MANHASSET | NY | PHYSICIAN ASSISTANT | 6294 | 66 | $122,338 | $1,854 | premium | 5.8% | — |
| 64 | DIGNITY HEALTH MEDICAL FOUNDATION | FOLSOM | CA | DIAGNOSTIC RADIOLOGY | 1197 | 65 | $134,500 | $2,069 | premium | 5.7% | (916) 983-7476 |
| 65 | RAPIDES REGIONAL PHYSICIAN GROUP, SPECIALTY CARE, LLC | ALEXANDRIA | LA | NURSE PRACTITIONER | 43 | 65 | $70,811 | $1,089 | premium | 8.4% | (318) 443-4576 |
| 66 | ADVENTIST HEALTH SYSTEM-SUNBELT INC | SEBRING | FL | INTERNAL MEDICINE | 107 | 65 | $69,032 | $1,062 | premium | 2.4% | (863) 314-4466 |
| 67 | KANSAS UNIVERSITY PHYSICIANS INC | KANSAS CITY | KS | NURSE PRACTITIONER | 1815 | 64 | $49,536 | $774 | premium | 9.6% | (913) 588-1227 |
| 68 | CHESTERFIELD CARDIOLOGY CARE, LLC | CHESTERFIELD | MO | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 4 | 64 | $42,676 | $667 | premium | 7.0% | (314) 485-8788 |
| 69 | ADVANCED CARDIOVASCULAR SPECIALISTS | SHREVEPORT | LA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 22 | 64 | $46,592 | $728 | premium | 8.3% | (318) 798-9400 |
| 70 | SCRIPPS HEALTH | LA JOLLA | CA | PHYSICIAN ASSISTANT | 1431 | 63 | $75,581 | $1,200 | premium | 5.5% | (858) 455-9100 |
| 71 | PRISMA HEALTH UNIVERSITY MEDICAL GROUP | GREENVILLE | SC | NURSE PRACTITIONER | 2447 | 60 | $68,400 | $1,140 | premium | 7.1% | — |
| 72 | ST DAVIDS HEART AND VASCULAR PLLC | AUSTIN | TX | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 199 | 60 | $66,989 | $1,116 | premium | 2.7% | (512) 899-2028 |
| 73 | PIEDMONT ATHENS SPECIALTY CARE LLC | ATHENS | GA | PHYSICIAN ASSISTANT | 115 | 59 | $70,505 | $1,195 | premium | 5.8% | (706) 475-7000 |
| 74 | SOUTHWEST MEDICAL ASSOCIATES, LLC | ALBUQUERQUE | NM | PHYSICIAN ASSISTANT | 328 | 59 | $45,756 | $776 | premium | 51.8% | (505) 727-7090 |
| 75 | HEARTLAND REGIONAL MEDICAL CENTER | SAINT JOSEPH | MO | NURSE PRACTITIONER | 387 | 59 | $71,083 | $1,205 | premium | 6.5% | (816) 271-6870 |
| 76 | TRIHEALTH H LLC | CINCINNATI | OH | OBSTETRICS/GYNECOLOGY | 853 | 59 | $47,318 | $802 | premium | 6.1% | (513) 246-7000 |
| 77 | LEE HEALTH SYSTEM INC | FORT MYERS | FL | NURSE PRACTITIONER | 1370 | 58 | $79,228 | $1,366 | premium | 2.2% | (239) 343-9888 |
| 78 | THE IOWA CLINIC PC | WEST DES MOINES | IA | PHYSICIAN ASSISTANT | 302 | 58 | $79,213 | $1,366 | premium | 18.9% | (515) 343-1000 |
| 79 | SAINT LUKES PHYSICIAN GROUP INC | KANSAS CITY | MO | NURSE PRACTITIONER | 1228 | 58 | $53,650 | $925 | premium | 6.4% | — |
| 80 | MERCY CLINIC SPRINGFIELD COMMUNITIES | SPRINGFIELD | MO | PHYSICIAN ASSISTANT | 1128 | 57 | $153,729 | $2,697 | premium | 6.3% | — |
| 81 | WEST TEXAS HEART AND VASCULAR PLLC | LUBBOCK | TX | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 4 | 57 | $49,818 | $874 | premium | 2.6% | (806) 701-4263 |
| 82 | CARDIOLOGY , PC | BIRMINGHAM | AL | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 12 | 57 | $62,016 | $1,088 | premium | 9.1% | (205) 780-4330 |
| 83 | REID PHYSICIAN ASSOCIATES INC | RICHMOND | IN | NURSE PRACTITIONER | 392 | 52 | $47,008 | $904 | premium | 7.3% | (765) 962-8551 |
| 84 | ATLANTICARE PHYSICIAN GROUP PA | EGG HARBOR TOWNSHIP | NJ | NURSE PRACTITIONER | 507 | 51 | $35,394 | $694 | premium | 15.0% | — |
| 85 | CARDIOJOST PLLC | MESA | AZ | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 17 | 51 | $32,662 | $640 | premium | 10.9% | (480) 422-8533 |
| 86 | LIMA MEMORIAL PROFESSIONAL CORPORATION | LIMA | OH | PHYSICIAN ASSISTANT | 169 | 51 | $25,806 | $506 | premium | 5.3% | (419) 998-4575 |
| 87 | ZOUHEIR ELIAS, MD, A PROFESSIONAL CORPORATION | NORTHRIDGE | CA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 2 | 50 | $36,424 | $728 | premium | 4.4% | (818) 734-4888 |
| 88 | NORTHWESTERN MEDICAL FACULTY FOUNDATION | CHICAGO | IL | NURSE PRACTITIONER | 4339 | 50 | $110,591 | $2,212 | premium | 7.6% | — |
| 89 | WELLSPAN MEDICAL GROUP | YORK | PA | PHYSICIAN ASSISTANT | 2312 | 50 | $36,350 | $727 | premium | 12.3% | — |
| 90 | ORLANDO HEALTH MEDICAL GROUP INC | ORLANDO | FL | PHYSICIAN ASSISTANT | 2145 | 49 | $54,872 | $1,120 | premium | 1.8% | (407) 896-1100 |
| 91 | CHAS PHYSICIAN SERVICES LLC | COLUMBIA | MO | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 22 | 49 | $36,750 | $750 | premium | 5.4% | (573) 256-7700 |
| 92 | CENTENNIAL HEART LLC | NASHVILLE | TN | NURSE PRACTITIONER | 121 | 48 | $41,296 | $860 | premium | 4.8% | (615) 515-1900 |
| 93 | WELLSTAR MEDICAL GROUP LLC | MARIETTA | GA | NURSE PRACTITIONER | 3060 | 48 | $49,474 | $1,031 | premium | 4.7% | (770) 422-2004 |
| 94 | SMH PHYSICIAN SERVICES INC | SARASOTA | FL | PHYSICIAN ASSISTANT | 766 | 48 | $40,128 | $836 | premium | 1.8% | — |
| 95 | CAROLINAEAST PHYSICIANS | NEW BERN | NC | NURSE PRACTITIONER | 203 | 48 | $109,152 | $2,274 | premium | 6.2% | (252) 635-6777 |
| 96 | SAINT FRANCIS MEDICAL CENTER | CAPE GIRARDEAU | MO | NURSE PRACTITIONER | 435 | 46 | $47,196 | $1,026 | premium | 5.1% | (573) 331-3000 |
| 97 | KINGS DAUGHTERS MEDICAL SPECIALTIES INC | ASHLAND | OH | NURSE PRACTITIONER | 392 | 46 | $43,378 | $943 | premium | 4.7% | (606) 325-6888 |
| 98 | EISENHOWER MEDICAL CENTER | RANCHO MIRAGE | CA | NURSE PRACTITIONER | 457 | 46 | $40,158 | $873 | premium | 4.0% | (760) 340-3911 |
| 99 | UNIVERSITY PRIMARY CARE PRACTICES INC | CONNEAUT | OH | FAMILY PRACTICE | 1067 | 46 | $42,550 | $925 | premium | 4.7% | — |
| 100 | NORTHEASTERN PENNSYLVANIA CARDIOLOGY ASSOCIATES LLP | PLAINS | PA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 6 | 46 | $54,418 | $1,183 | premium | 11.3% | (570) 823-1111 |
Showing the top 100 of 424 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 →