G2212 — Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or
417,626 observed fee-for-service (50%) · ~417,328 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 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 | G2212 svcs | Submitted charges | Avg charge | Medicare $ locked column | Share* | Phone |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | UNIVERSITY OF UTAH ADULT SERVICES | SALT LAKE CITY | UT | PHYSICIAN ASSISTANT | 1783 | 9,173 | $616,820 | $67 | premium | 58.4% | (801) 581-2121 |
| 2 | MAYO CLINIC | ROCHESTER | MN | NURSE PRACTITIONER | 4896 | 8,001 | $935,573 | $117 | premium | 21.5% | (507) 284-2511 |
| 3 | THE ASSOCIATION OF UNIVERSITY PHYSICIANS | SEATTLE | WA | PHYSICIAN ASSISTANT | 3612 | 6,189 | $633,615 | $102 | premium | 30.3% | (206) 364-0500 |
| 4 | SUTTER BAY MEDICAL FOUNDATION | PALO ALTO | CA | INTERNAL MEDICINE | 3716 | 6,094 | $833,747 | $137 | premium | 5.6% | (415) 600-1020 |
| 5 | STANFORD HEALTH CARE | STANFORD | CA | DIAGNOSTIC RADIOLOGY | 3039 | 6,006 | $1,408,286 | $234 | premium | 5.6% | (650) 723-4000 |
| 6 | NORTHWESTERN MEDICAL FACULTY FOUNDATION | CHICAGO | IL | NURSE PRACTITIONER | 4339 | 5,252 | $870,215 | $166 | premium | 20.4% | — |
| 7 | UNIVERSITY PHYSICIANS INCORPORATED | AURORA | CO | PHYSICIAN ASSISTANT | 3122 | 4,858 | $630,493 | $130 | premium | 28.2% | (720) 777-1234 |
| 8 | H LEE MOFFITT CANCER CTR AND RES INST LIFE TIME CANCER SCRN CTR INC | TAMPA | FL | PHYSICIAN ASSISTANT | 1103 | 4,831 | $562,677 | $116 | premium | 14.0% | (813) 745-4673 |
| 9 | UNIVERSITY OF CALIFORNIA SAN FRANCISCO | SAN FRANCISCO | CA | DIAGNOSTIC RADIOLOGY | 1842 | 4,706 | $752,960 | $160 | premium | 4.4% | (415) 476-4029 |
| 10 | STATE UNIVERSITY OF IOWA | IOWA CITY | IA | PHYSICIAN ASSISTANT | 1902 | 3,731 | $443,088 | $119 | premium | 60.4% | (319) 678-8201 |
| 11 | MAYO CLINIC ARIZONA | PHOENIX | AZ | PHYSICIAN ASSISTANT | 1635 | 3,602 | $644,546 | $179 | premium | 20.2% | (800) 603-0558 |
| 12 | MASSACHUSETTS GENERAL PHYSICIANS ORGANIZATION INC | BOSTON | MA | DIAGNOSTIC RADIOLOGY | 3532 | 3,507 | $457,397 | $130 | premium | 9.0% | (617) 724-0287 |
| 13 | PSYCH NORTH PLLC | DULUTH | MN | NURSE PRACTITIONER | 7 | 3,419 | $171,200 | $50 | premium | 9.2% | (218) 209-2150 |
| 14 | UNIVERSITY OF PENN - MEDICAL GROUP | PHILADELPHIA | PA | PHYSICIAN ASSISTANT | 3505 | 3,406 | $340,600 | $100 | premium | 20.4% | (215) 662-2777 |
| 15 | REGENTS OF THE UNIV OF CA | SACRAMENTO | CA | DIAGNOSTIC RADIOLOGY | 1608 | 3,364 | $350,881 | $104 | premium | 3.1% | (877) 827-7463 |
| 16 | SAINT ALPHONSUS REGIONAL MEDICAL CENTER INC | BOISE | ID | PHYSICIAN ASSISTANT | 647 | 3,270 | $196,235 | $60 | premium | 50.1% | — |
| 17 | JOHNS HOPKINS UNIVERSITY | BALTIMORE | MD | NURSE PRACTITIONER | 2900 | 3,205 | $363,427 | $113 | premium | 11.9% | (410) 502-4340 |
| 18 | UNIVERSITY OF WISCONSIN MEDICAL FOUNDATION INC | MADISON | WI | PHYSICIAN ASSISTANT | 2523 | 2,993 | $449,707 | $150 | premium | 21.4% | (608) 287-2050 |
| 19 | ENDEAVOR HEALTH MEDICAL GROUP | EVANSTON | IL | NURSE PRACTITIONER | 3380 | 2,983 | $215,955 | $72 | premium | 11.6% | — |
| 20 | WASHINGTON UNIVERSITY | SAINT LOUIS | MO | NURSE PRACTITIONER | 3070 | 2,937 | $354,905 | $121 | premium | 37.0% | (314) 747-3000 |
| 21 | KANSAS UNIVERSITY PHYSICIANS INC | KANSAS CITY | KS | NURSE PRACTITIONER | 1815 | 2,935 | $223,847 | $76 | premium | 22.5% | (913) 588-1227 |
| 22 | SUTTER VALLEY MEDICAL FOUNDATION | SACRAMENTO | CA | DIAGNOSTIC RADIOLOGY | 2420 | 2,919 | $372,659 | $128 | premium | 2.7% | (916) 681-8852 |
| 23 | NORTH SHORE-LIJ MEDICAL PC | MANHASSET | NY | PHYSICIAN ASSISTANT | 6294 | 2,765 | $466,947 | $169 | premium | 8.5% | — |
| 24 | IHC HEALTH SERVICES INC | MURRAY | UT | PHYSICIAN ASSISTANT | 3944 | 2,653 | $189,109 | $71 | premium | 16.9% | (801) 261-8346 |
| 25 | ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI | NEW YORK | NY | PHYSICIAN ASSISTANT | 2818 | 2,638 | $203,490 | $77 | premium | 8.1% | (212) 241-4812 |
| 26 | LAHEY CLINIC INC | BURLINGTON | MA | NURSE PRACTITIONER | 1400 | 2,469 | $257,463 | $104 | premium | 6.3% | — |
| 27 | ALLINA HEALTH SYSTEM | MINNEAPOLIS | MN | PHYSICIAN ASSISTANT | 3855 | 2,357 | $238,654 | $101 | premium | 6.3% | (612) 863-4000 |
| 28 | UNMC PHYSICIANS | OMAHA | NE | PHYSICIAN ASSISTANT | 1514 | 2,257 | $177,724 | $79 | premium | 45.9% | (402) 559-4000 |
| 29 | BOZEMAN HEALTH DEACONESS HOSPITAL | BOZEMAN | MT | PHYSICIAN ASSISTANT | 305 | 2,212 | $257,155 | $116 | premium | 52.3% | (406) 414-4800 |
| 30 | SCRIPPS HEALTH | LA JOLLA | CA | PHYSICIAN ASSISTANT | 1431 | 2,083 | $189,892 | $91 | premium | 1.9% | (858) 455-9100 |
| 31 | BAYSTATE MEDICAL PRACTICES INC | SPRINGFIELD | MA | PHYSICIAN ASSISTANT | 1326 | 2,079 | $176,258 | $85 | premium | 5.3% | — |
| 32 | VICTORY CLINIC LLC | JUNCTION CITY | KS | NURSE PRACTITIONER | 6 | 2,036 | $121,427 | $60 | premium | 15.6% | (785) 209-3779 |
| 33 | COMMUNITY PHYSICIANS OF INDIANA INC | INDIANAPOLIS | IN | PHYSICIAN ASSISTANT | 1594 | 1,927 | $183,437 | $95 | premium | 24.1% | — |
| 34 | UCSF MEDICAL GROUP BUSINESS SERVICES | SAN FRANCISCO | CA | DIAGNOSTIC RADIOLOGY | 1548 | 1,888 | $301,328 | $160 | premium | 1.7% | (415) 476-1000 |
| 35 | HEBREW REHABILITATION CENTER | ROSLINDALE | MA | NURSE PRACTITIONER | 50 | 1,887 | $133,110 | $71 | premium | 4.8% | (617) 363-8010 |
| 36 | REGENTS OF THE UNIVERSITY OF CALIFORNIA | SAN DIEGO | CA | DIAGNOSTIC RADIOLOGY | 2057 | 1,881 | $273,061 | $145 | premium | 1.7% | (800) 926-8273 |
| 37 | NEUROLOGY AT THE GLEN S.C. | GLENVIEW | IL | NEUROLOGY | 2 | 1,835 | $183,500 | $100 | premium | 7.1% | (847) 904-2298 |
| 38 | NEW YORK UNIVERSITY | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 5704 | 1,794 | $923,910 | $515 | premium | 5.5% | (212) 263-9700 |
| 39 | REGENTS OF THE UNIVERSITY OF MICHIGAN | ANN ARBOR | MI | INTERNAL MEDICINE | 3330 | 1,769 | $154,927 | $88 | premium | 23.8% | (734) 763-5459 |
| 40 | MEMORYCARE | ASHEVILLE | NC | INTERNAL MEDICINE | 8 | 1,765 | $70,680 | $40 | premium | 7.6% | (828) 771-2219 |
| 41 | MAYO CLINIC JACKSONVILLE | JACKSONVILLE | FL | NURSE PRACTITIONER | 1587 | 1,753 | $240,161 | $137 | premium | 5.1% | (904) 953-2000 |
| 42 | USC CARE MEDICAL GROUP INC | LOS ANGELES | CA | DIAGNOSTIC RADIOLOGY | 1374 | 1,723 | $192,976 | $112 | premium | 1.6% | (800) 872-2273 |
| 43 | THE REGENTS OF THE UNIVERSITY OF CALIFORNIA | LOS ANGELES | CA | INTERNAL MEDICINE | 1424 | 1,699 | $301,853 | $178 | premium | 1.6% | (310) 825-7922 |
| 44 | DANIELLE GOLDEN, CRNA, PA | VADNAIS HEIGHTS | MN | NURSE PRACTITIONER | 29 | 1,698 | $140,905 | $83 | premium | 4.6% | (952) 431-5330 |
| 45 | CITY OF HOPE MEDICAL FOUNDATION | DUARTE | CA | NURSE PRACTITIONER | 942 | 1,664 | $175,318 | $105 | premium | 1.5% | (626) 256-4673 |
| 46 | UNIVERSITY OF VIRGINIA PHYSICIANS GROUP | CHARLOTTESVILLE | VA | NURSE PRACTITIONER | 1704 | 1,623 | $120,378 | $74 | premium | 12.9% | (434) 924-5959 |
| 47 | ADVOCATE HEALTH AND HOSPITALS CORPORATION | BUFFALO GROVE | IL | NURSE PRACTITIONER | 3045 | 1,621 | $118,165 | $73 | premium | 6.3% | (847) 459-1160 |
| 48 | TMS NEUROHEALTH FLORIDA PLLC | CORAL GABLES | FL | PSYCHIATRY | 13 | 1,618 | $155,488 | $96 | premium | 4.7% | (855) 941-4867 |
| 49 | THE CHRIST HOSPITAL MEDICAL ASSOCIATES, LLC | CINCINNATI | OH | FAMILY PRACTICE | 268 | 1,611 | $77,328 | $48 | premium | 13.3% | (513) 624-9100 |
| 50 | POUDRE VALLEY MEDICAL GROUP LLC | COLORADO SPRINGS | CO | PHYSICIAN ASSISTANT | 2390 | 1,602 | $107,072 | $67 | premium | 9.3% | — |
| 51 | THE MINNESOTA KETAMINE AND WELLNESS INSTITUTE PA | MAPLE GROVE | MN | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 3 | 1,584 | $80,600 | $51 | premium | 4.3% | (612) 394-8717 |
| 52 | BRIGHAM AND WOMENS PHYSICIANS ORGANIZATION INC | BOSTON | MA | PHYSICIAN ASSISTANT | 2942 | 1,580 | $202,868 | $128 | premium | 4.0% | (617) 732-5500 |
| 53 | LEGACY CLINICS LLC | PORTLAND | OR | PHYSICIAN ASSISTANT | 717 | 1,559 | $135,320 | $87 | premium | 18.0% | (503) 413-8988 |
| 54 | REGENTS OF THE UNIVERSITY OF CLAIFORNIA UNIV NEURSCIENCES | ORANGE | CA | NEUROLOGY | 75 | 1,469 | $205,922 | $140 | premium | 1.4% | (714) 456-7004 |
| 55 | UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL | CHAPEL HILL | NC | NURSE PRACTITIONER | 2120 | 1,466 | $125,190 | $85 | premium | 6.3% | (984) 215-5556 |
| 56 | FAIRVIEW EXPRESS CARE | MINNEAPOLIS | MN | PHYSICIAN ASSISTANT | 2007 | 1,462 | $165,162 | $113 | premium | 3.9% | (612) 672-7422 |
| 57 | KLARITY PC | INDIANAPOLIS | IN | NURSE PRACTITIONER | 9 | 1,454 | $94,510 | $65 | premium | 18.2% | (317) 777-1034 |
| 58 | ROSWELL PARK CANCER INSTITUTE | BUFFALO | NY | NURSE PRACTITIONER | 502 | 1,402 | $97,527 | $70 | premium | 4.3% | (716) 845-2300 |
| 59 | UNIVERSITY OF CINCINNATI PHYSICIANS COMPANY LLC | CINCINNATI | OH | NURSE PRACTITIONER | 1504 | 1,395 | $132,525 | $95 | premium | 11.6% | (513) 584-1000 |
| 60 | SCOTT AND WHITE CLINIC | TEMPLE | TX | PHYSICIAN ASSISTANT | 2435 | 1,357 | $83,822 | $62 | premium | 4.4% | (254) 724-2663 |
| 61 | TEMPLE FACULTY PRACTICE PLAN INC | PHILADELPHIA | PA | PHYSICIAN ASSISTANT | 1330 | 1,355 | $108,400 | $80 | premium | 8.1% | — |
| 62 | UNIVERSITY OF VERMONT MEDICAL CENTER INC | BURLINGTON | VT | PHYSICIAN ASSISTANT | 1194 | 1,347 | $128,300 | $95 | premium | 38.4% | (802) 847-0000 |
| 63 | GROUP HEALTH PLAN INC | SAINT PAUL | MN | PHYSICIAN ASSISTANT | 1627 | 1,345 | $150,874 | $112 | premium | 3.6% | (651) 221-3456 |
| 64 | ST LUKES CLINIC-TREASURE VALLEY LLC | BOISE | ID | PHYSICIAN ASSISTANT | 1159 | 1,344 | $82,612 | $61 | premium | 20.6% | (208) 381-4210 |
| 65 | TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK | NEW YORK | NY | NURSE PRACTITIONER | 2273 | 1,337 | $158,090 | $118 | premium | 4.1% | (212) 305-8559 |
| 66 | VANDERBILT UNIVERSITY MEDICAL CENTER | NASHVILLE | TN | NURSE PRACTITIONER | 3394 | 1,320 | $181,746 | $138 | premium | 20.8% | (615) 322-5000 |
| 67 | CLEVELAND CLINIC | CLEVELAND | OH | PHYSICIAN ASSISTANT | 6828 | 1,303 | $327,345 | $251 | premium | 10.8% | — |
| 68 | AARON A ADAOAG MD LTD | LAS VEGAS | NV | FAMILY PRACTICE | 2 | 1,276 | $82,955 | $65 | premium | 23.4% | (702) 202-6336 |
| 69 | DUKE HEALTH INTEGRATED PRACTICE INC | DURHAM | NC | PHYSICIAN ASSISTANT | 3051 | 1,261 | $151,200 | $120 | premium | 5.4% | (919) 684-8111 |
| 70 | WELLMED MEDICAL GROUP PA | SAN ANTONIO | TX | NURSE PRACTITIONER | 673 | 1,229 | $88,753 | $72 | premium | 4.0% | (210) 523-1411 |
| 71 | MEDSTAR MEDICAL GROUP II LLC | WASHINGTON | MD | PHYSICIAN ASSISTANT | 3707 | 1,224 | $99,171 | $81 | premium | 4.5% | (202) 429-2401 |
| 72 | RUTGERS HEALTH-RWJ SCLERODERMA PROGRAM | NEW BRUNSWICK | NJ | NURSE PRACTITIONER | 387 | 1,219 | $255,990 | $210 | premium | 11.5% | — |
| 73 | UNIVERSITY OF KANSAS HOSPITAL AUTHORITY | KANSAS CITY | KS | NURSE PRACTITIONER | 243 | 1,215 | $92,682 | $76 | premium | 9.3% | (913) 588-7743 |
| 74 | VIRGINIA MASON MEDICAL CENTER | SEATTLE | WA | PHYSICIAN ASSISTANT | 879 | 1,212 | $111,980 | $92 | premium | 5.9% | (206) 223-6600 |
| 75 | UNIVERSITY OF TEXAS HEALTH SCIENCE CENTER AT SAN ANTONIO | SAN ANTONIO | TX | PHYSICIAN ASSISTANT | 1326 | 1,170 | $110,824 | $95 | premium | 3.8% | (210) 450-7044 |
| 76 | THE EMORY CLINIC INC | ATLANTA | GA | NURSE PRACTITIONER | 3484 | 1,157 | $134,845 | $117 | premium | 18.9% | (404) 778-7525 |
| 77 | MULTICARE HEALTH SYSTEM | GIG HARBOR | WA | NURSE PRACTITIONER | 2289 | 1,151 | $109,464 | $95 | premium | 5.6% | — |
| 78 | SPARTANBURG MEDICAL CENTER | SPARTANBURG | SC | NURSE PRACTITIONER | 1070 | 1,141 | $121,150 | $106 | premium | 17.2% | (864) 587-3000 |
| 79 | PARK NICOLLET CLINIC | ST LOUIS PARK | MN | PHYSICIAN ASSISTANT | 1754 | 1,134 | $145,398 | $128 | premium | 3.1% | (952) 993-3123 |
| 80 | RUSH UNIVERSITY MEDICAL GROUP | CHICAGO | IL | PHYSICIAN ASSISTANT | 1496 | 1,124 | $112,763 | $100 | premium | 4.4% | (312) 563-2875 |
| 81 | BANNER-UNIVERSITY MEDICAL GROUP | TUCSON | AZ | INTERNAL MEDICINE | 1068 | 1,120 | $93,441 | $83 | premium | 6.3% | (520) 694-0111 |
| 82 | DIGNITY HEALTH MEDICAL FOUNDATION | FOLSOM | CA | DIAGNOSTIC RADIOLOGY | 1197 | 1,075 | $158,650 | $148 | premium | 1.0% | (916) 983-7476 |
| 83 | LIFEPOINT BEHAVIORAL HEALTH PHYSICIAN SERVICES, LLC | HOLYOKE | MA | NURSE PRACTITIONER | 24 | 1,061 | $63,690 | $60 | premium | 2.7% | (844) 727-9794 |
| 84 | ERIC SPRONZ, PSYCHIATRIC NURSE PRACTITIONER P.C. | CENTEREACH | NY | NURSE PRACTITIONER | 5 | 1,055 | $26,351 | $25 | premium | 3.3% | (631) 737-6434 |
| 85 | HARVARD MEDICAL FACULTY PHYS AT BETH ISRAEL DEACONESS MED CTR INC | BOSTON | MA | INTERNAL MEDICINE | 1689 | 1,055 | $112,685 | $107 | premium | 2.7% | (781) 983-9088 |
| 86 | PROVIDENCE SAINT JOHNS MEDICAL FOUNDATION | SANTA MONICA | CA | PHYSICIAN ASSISTANT | 287 | 1,053 | $160,745 | $153 | premium | 1.0% | (310) 829-6789 |
| 87 | LEGACY HEALTHCARE SERVICES INC | DURHAM | TX | INTERNAL MEDICINE | 3859 | 1,050 | $57,005 | $54 | premium | 3.4% | (919) 419-9600 |
| 88 | THE CHARLOTTE-MECKLENBURG HOSPITAL AUTHORITY | CONCORD | NC | PHYSICIAN ASSISTANT | 600 | 1,023 | $47,804 | $47 | premium | 4.4% | (704) 403-3000 |
| 89 | PRABHJOT S DEOL MD PLLC | WEIRTON | WV | PSYCHIATRY | 2 | 1,014 | $72,798 | $72 | premium | 46.3% | (304) 723-4260 |
| 90 | UNIVERSITY PROFESSIONAL SERVICES | PORTLAND | OR | PHYSICIAN ASSISTANT | 1717 | 993 | $96,045 | $97 | premium | 11.5% | (503) 494-8311 |
| 91 | HENRY FORD HEALTH SYSTEM | DETROIT | MI | PHYSICIAN ASSISTANT | 2536 | 963 | $34,895 | $36 | premium | 13.0% | (313) 916-2600 |
| 92 | HARBOR PSYCHIATRY AND MENTAL HEALTH PROFESSIONAL CORPORATION | NEWPORT BEACH | CA | CLINICAL PSYCHOLOGIST | 19 | 962 | $96,200 | $100 | premium | 0.9% | (949) 887-7187 |
| 93 | MASS GENERAL BRIGHAM MEDICAL GROUP WESTERN MASSACHUSETTS INC | NORTHAMPTON | MA | PHYSICIAN ASSISTANT | 280 | 956 | $83,837 | $88 | premium | 2.4% | (413) 582-2441 |
| 94 | SANSUM CLINIC | SANTA BARBARA | CA | INTERNAL MEDICINE | 322 | 952 | $82,244 | $86 | premium | 0.9% | (805) 681-7500 |
| 95 | PHYSICIANS REFERRAL SERVICE | HOUSTON | TX | NURSE PRACTITIONER | 2696 | 936 | $106,177 | $113 | premium | 3.0% | (713) 592-5433 |
| 96 | ERIC WEINSTOCK MD PA | TAMPA | FL | PHYSICIAN ASSISTANT | 8 | 933 | $50,802 | $54 | premium | 2.7% | (813) 636-8300 |
| 97 | THE CURATORS OF THE UNIVERSITY OF MISSOURI | COLUMBIA | MO | PHYSICIAN ASSISTANT | 1116 | 926 | $74,080 | $80 | premium | 11.7% | (573) 882-2667 |
| 98 | MILLENNIUM PHYSICIAN GROUP LLC | PORT CHARLOTTE | FL | PHYSICIAN ASSISTANT | 953 | 922 | $61,746 | $67 | premium | 2.7% | (941) 255-3535 |
| 99 | PRIVIA MEDICAL GROUP, LLC | ARLINGTON | MD | NURSE PRACTITIONER | 1477 | 916 | $86,104 | $94 | premium | 3.4% | — |
| 100 | EVANS MEDICAL FOUNDATION INC | BOSTON | MA | INTERNAL MEDICINE | 530 | 910 | $80,080 | $88 | premium | 2.3% | (617) 414-5405 |
Showing the top 100 of 1,546 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 →