33228 — Removal and replacement of dual lead permanent pacemaker
9,041 observed fee-for-service (50%) · ~8,973 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 | 33228 svcs | Submitted charges | Avg charge | Medicare $ locked column | Share* | Phone |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | ENDEAVOR HEALTH MEDICAL GROUP | EVANSTON | IL | NURSE PRACTITIONER | 3380 | 105 | $134,306 | $1,279 | premium | 16.9% | — |
| 2 | NEW YORK UNIVERSITY | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 5704 | 100 | $472,800 | $4,728 | premium | 12.0% | (212) 263-9700 |
| 3 | NORTH SHORE-LIJ MEDICAL PC | MANHASSET | NY | PHYSICIAN ASSISTANT | 6294 | 98 | $180,810 | $1,845 | premium | 11.8% | — |
| 4 | INTEGRATED CARDIOLOGY GROUP LLC | LINCOLN | NE | PHYSICIAN ASSISTANT | 78 | 90 | $70,955 | $788 | premium | 31.0% | (402) 483-3333 |
| 5 | INOVA HEALTH CARE SERVICES | FALLS CHURCH | VA | NURSE PRACTITIONER | 1818 | 86 | $91,590 | $1,065 | premium | 15.6% | — |
| 6 | HEALTHTEXAS PROVIDER NETWORK | DALLAS | TX | PHYSICIAN ASSISTANT | 2482 | 81 | $110,214 | $1,361 | premium | 7.8% | — |
| 7 | ST DAVIDS HEART AND VASCULAR PLLC | AUSTIN | TX | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 199 | 80 | $89,190 | $1,115 | premium | 7.8% | (512) 899-2028 |
| 8 | HEARTLAND CARDIOLOGY, LLC | WICHITA | KS | NURSE PRACTITIONER | 27 | 75 | $121,500 | $1,620 | premium | 21.4% | (316) 686-5300 |
| 9 | SENTARA MEDICAL GROUP | NORFOLK | VA | PHYSICIAN ASSISTANT | 1404 | 71 | $47,373 | $667 | premium | 12.8% | — |
| 10 | BAPTIST HEALTH MEDICAL GROUP INC | LOUISVILLE | KY | NURSE PRACTITIONER | 2448 | 71 | $54,315 | $765 | premium | 36.8% | (502) 928-1050 |
| 11 | WELLSPAN MEDICAL GROUP | YORK | PA | PHYSICIAN ASSISTANT | 2312 | 70 | $52,220 | $746 | premium | 13.0% | — |
| 12 | HH HEART CENTER, LLC | HUNTSVILLE | AL | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 90 | 65 | $52,650 | $810 | premium | 25.1% | (256) 265-2372 |
| 13 | OHIOHEALTH CORPORATION | COLUMBUS | OH | PHYSICIAN ASSISTANT | 2282 | 64 | $46,656 | $729 | premium | 13.7% | — |
| 14 | HONORHEALTH AMBULATORY | SCOTTSDALE | AZ | PHYSICIAN ASSISTANT | 601 | 63 | $62,636 | $994 | premium | 10.3% | — |
| 15 | BEAUMONT MEDICAL GROUP- SPECIALTY SERVICES | ROYAL OAK | MI | PHYSICIAN ASSISTANT | 833 | 61 | $50,320 | $825 | premium | 25.6% | (248) 898-5058 |
| 16 | BAPTIST HEALTH | LITTLE ROCK | AR | NURSE PRACTITIONER | 106 | 61 | $46,238 | $758 | premium | 17.5% | (501) 227-7596 |
| 17 | CHI HEALTH CLINIC SPECIALTY LLC | LINCOLN | NE | NURSE PRACTITIONER | 309 | 56 | $52,752 | $942 | premium | 19.3% | (402) 219-8000 |
| 18 | LEE HEALTH SYSTEM INC | FORT MYERS | FL | NURSE PRACTITIONER | 1370 | 55 | $89,705 | $1,631 | premium | 3.4% | (239) 343-9888 |
| 19 | WELLSTAR MEDICAL GROUP LLC | MARIETTA | GA | NURSE PRACTITIONER | 3060 | 55 | $55,567 | $1,010 | premium | 16.3% | (770) 422-2004 |
| 20 | SUTTER BAY MEDICAL FOUNDATION | PALO ALTO | CA | INTERNAL MEDICINE | 3716 | 55 | $77,798 | $1,415 | premium | 5.2% | (415) 600-1020 |
| 21 | CITRUS CARDIOLOGY CONSULTANTS, PLLC | INVERNESS | FL | NURSE PRACTITIONER | 47 | 53 | $37,652 | $710 | premium | 3.2% | (352) 726-8353 |
| 22 | OHH PHYSICIANS LLC | OKLAHOMA CITY | OK | INTERVENTIONAL CARDIOLOGY | 134 | 53 | $53,053 | $1,001 | premium | 28.8% | (405) 608-3800 |
| 23 | HOUSTON COUNTY HEALTHCARE AUTHORITY | DOTHAN | AL | INTERNAL MEDICINE | 258 | 52 | $45,760 | $880 | premium | 20.1% | (334) 793-8087 |
| 24 | CENTENNIAL HEART LLC | NASHVILLE | TN | NURSE PRACTITIONER | 121 | 51 | $51,705 | $1,014 | premium | 12.2% | (615) 515-1900 |
| 25 | POUDRE VALLEY MEDICAL GROUP LLC | COLORADO SPRINGS | CO | PHYSICIAN ASSISTANT | 2390 | 51 | $38,046 | $746 | premium | 33.6% | — |
| 26 | GUTHRIE MEDICAL GROUP PC | SAYRE | PA | PHYSICIAN ASSISTANT | 804 | 51 | $82,501 | $1,618 | premium | 9.5% | (570) 888-5858 |
| 27 | INTERVENTIONAL CARDIOLOGISTS OF GAINESVILLE, PA | GAINESVILLE | FL | INTERVENTIONAL CARDIOLOGY | 36 | 50 | $97,061 | $1,941 | premium | 3.0% | (352) 375-1212 |
| 28 | ADVOCATE HEALTH AND HOSPITALS CORPORATION | BUFFALO GROVE | IL | NURSE PRACTITIONER | 3045 | 50 | $67,850 | $1,357 | premium | 8.0% | (847) 459-1160 |
| 29 | INTEGRIS CARDIOVASCULAR PHYSICIANS LLC | OKLAHOMA CITY | OK | PHYSICIAN ASSISTANT | 114 | 50 | $49,500 | $990 | premium | 27.2% | (405) 951-4345 |
| 30 | MEMORIAL HEALTH CARE SYSTEM INC. | CHATTANOOGA | TN | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 56 | 49 | $105,007 | $2,143 | premium | 11.8% | (423) 697-2000 |
| 31 | FLORIDA ELECTROPHYSIOLOGY ASSOCIATES PA | ATLANTIS | FL | CARDIAC ELECTROPHYSIOLOGY | 14 | 49 | $91,798 | $1,873 | premium | 3.0% | (561) 434-0353 |
| 32 | THE EMORY CLINIC INC | ATLANTA | GA | NURSE PRACTITIONER | 3484 | 48 | $81,387 | $1,696 | premium | 14.2% | (404) 778-7525 |
| 33 | ADVENTIST PHYSICIAN SERVICES INC | ROCKVILLE | MD | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 145 | 48 | $36,904 | $769 | premium | 11.5% | (301) 670-3000 |
| 34 | TRI-CITY CARDIOLOGY CONSULTANTS PC | MESA | AZ | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 41 | 48 | $34,464 | $718 | premium | 7.9% | (480) 835-6100 |
| 35 | BARNABAS HEALTH MEDICAL GROUP PC | LIVINGSTON | NJ | NURSE PRACTITIONER | 990 | 47 | $106,173 | $2,259 | premium | 9.5% | — |
| 36 | SANFORD MEDICAL CENTER | SIOUX FALLS | SD | NURSE PRACTITIONER | 831 | 46 | $88,320 | $1,920 | premium | 36.8% | (605) 332-2883 |
| 37 | BAPTIST MEDICAL GROUP LLC | PENSACOLA | FL | PHYSICIAN ASSISTANT | 248 | 44 | $33,176 | $754 | premium | 2.7% | — |
| 38 | ADVANCED CARDIOVASCULAR SPECIALISTS | SHREVEPORT | LA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 22 | 44 | $33,088 | $752 | premium | 18.0% | (318) 798-9400 |
| 39 | ST. PETER'S HEALTH PARTNERS MEDICAL ASSOCIATES, P.C. | ALBANY | NY | PHYSICIAN ASSISTANT | 480 | 44 | $28,191 | $641 | premium | 5.3% | (518) 525-1852 |
| 40 | UNIVERSITY OF VIRGINIA PHYSICIANS GROUP | CHARLOTTESVILLE | VA | NURSE PRACTITIONER | 1704 | 44 | $42,152 | $958 | premium | 8.0% | (434) 924-5959 |
| 41 | THE CHRIST HOSPITAL CARDIOVASCULAR ASSOCIATES LLC | CINCINNATI | OH | NURSE PRACTITIONER | 144 | 44 | $39,688 | $902 | premium | 9.4% | — |
| 42 | CARDIOLOGY CLINIC OF SAN ANTONIO, PLLC | SAN ANTONIO | TX | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 124 | 43 | $41,854 | $973 | premium | 4.2% | (210) 271-3204 |
| 43 | CHS PHYSICIAN PARTNERS PC | ROSLYN | NY | PHYSICIAN ASSISTANT | 734 | 42 | $130,360 | $3,104 | premium | 5.1% | — |
| 44 | ST VINCENT MEDICAL GROUP INC | INDIANAPOLIS | IN | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 718 | 42 | $123,270 | $2,935 | premium | 16.6% | (317) 338-2345 |
| 45 | NAPLES HEART RHYTHM SPECIALISTS PA | NAPLES | FL | PHYSICIAN ASSISTANT | 21 | 41 | $33,005 | $805 | premium | 2.5% | (239) 263-0849 |
| 46 | MULTICARE HEALTH SYSTEM | GIG HARBOR | WA | NURSE PRACTITIONER | 2289 | 41 | $40,262 | $982 | premium | 15.6% | — |
| 47 | ST LUKES CLINIC-TREASURE VALLEY LLC | BOISE | ID | PHYSICIAN ASSISTANT | 1159 | 41 | $34,746 | $847 | premium | 38.3% | (208) 381-4210 |
| 48 | SAINT THOMAS MEDICAL PARTNERS | NASHVILLE | TN | NURSE PRACTITIONER | 591 | 41 | $34,440 | $840 | premium | 9.8% | (615) 269-4545 |
| 49 | YALE UNIVERSITY | NEW HAVEN | CT | PHYSICIAN ASSISTANT | 2649 | 40 | $82,400 | $2,060 | premium | 46.5% | (203) 688-4242 |
| 50 | STONY BROOK INTERNISTS UNIVERSITY FACULTY PRACTICE CORPORATION | STONY BROOK | NY | HOSPITALIST | 414 | 40 | $96,000 | $2,400 | premium | 4.8% | (631) 444-1560 |
| 51 | COTTON-O'NEIL CLINIC REVOCABLE TRUST | TOPEKA | KS | NURSE PRACTITIONER | 649 | 40 | $37,650 | $941 | premium | 11.4% | (785) 354-9591 |
| 52 | NORTHWESTERN MEDICAL FACULTY FOUNDATION | CHICAGO | IL | NURSE PRACTITIONER | 4339 | 40 | $70,752 | $1,769 | premium | 6.4% | — |
| 53 | WEILL MEDICAL COLLEGE OF CORNELL | NEW YORK | NY | INTERNAL MEDICINE | 2053 | 39 | $51,090 | $1,310 | premium | 4.7% | (212) 746-5454 |
| 54 | CARDIOLOGY CONSULTANTS OF PHILADELPHIA PC | PHILADELPHIA | PA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 143 | 39 | $46,800 | $1,200 | premium | 7.3% | (215) 463-5333 |
| 55 | VANDERBILT UNIVERSITY MEDICAL CENTER | NASHVILLE | TN | NURSE PRACTITIONER | 3394 | 39 | $57,447 | $1,473 | premium | 9.4% | (615) 322-5000 |
| 56 | TEXAS HEALTH PHYSICIANS GROUP | FORT WORTH | TX | PHYSICIAN ASSISTANT | 1350 | 39 | $43,290 | $1,110 | premium | 3.8% | (817) 281-2977 |
| 57 | OSF MULTI-SPECIALTY GROUP | PEORIA | IL | NURSE PRACTITIONER | 2091 | 39 | $79,365 | $2,035 | premium | 6.3% | (309) 683-5050 |
| 58 | MERCY CLINIC HEART AND VASCULAR LLC | SAINT LOUIS | MO | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 112 | 38 | $37,620 | $990 | premium | 12.9% | (314) 842-0602 |
| 59 | PROVIDENCE HEALTH AND SERVICES WASHINGTON | SPOKANE | WA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 56 | 38 | $41,002 | $1,079 | premium | 14.5% | (509) 455-8820 |
| 60 | HARVARD MEDICAL FACULTY PHYS AT BETH ISRAEL DEACONESS MED CTR INC | BOSTON | MA | INTERNAL MEDICINE | 1689 | 38 | $44,840 | $1,180 | premium | 9.0% | (781) 983-9088 |
| 61 | NORTH CAROLINA MG LLC | RALEIGH | NC | PHYSICIAN ASSISTANT | 674 | 38 | $47,576 | $1,252 | premium | 10.5% | (919) 881-0160 |
| 62 | SCRIPPS HEALTH | LA JOLLA | CA | PHYSICIAN ASSISTANT | 1431 | 37 | $48,600 | $1,314 | premium | 3.5% | (858) 455-9100 |
| 63 | JOHNS HOPKINS COMMUNITY PHYSICIANS, INC | BALTIMORE | MD | INTERNAL MEDICINE | 760 | 37 | $33,263 | $899 | premium | 8.9% | (410) 522-9800 |
| 64 | PROVIDENCE MEDICAL FOUNDATION | FULLERTON | CA | PHYSICIAN ASSISTANT | 1455 | 36 | $40,068 | $1,113 | premium | 3.4% | (714) 871-3006 |
| 65 | PROVIDENCE MEDICAL INSTITUTE | TORRANCE | CA | INTERNAL MEDICINE | 339 | 36 | $36,344 | $1,010 | premium | 3.4% | (310) 303-7496 |
| 66 | HENDRICK PROVIDER NETWORK | ABILENE | TX | PHYSICIAN ASSISTANT | 249 | 35 | $34,720 | $992 | premium | 3.4% | (325) 672-4372 |
| 67 | ORLANDO HEALTH MEDICAL GROUP INC | ORLANDO | FL | PHYSICIAN ASSISTANT | 2145 | 35 | $38,490 | $1,100 | premium | 2.1% | (407) 896-1100 |
| 68 | WASHINGTON REGIONAL MEDICAL SYSTEM | FAYETTEVILLE | AR | NURSE PRACTITIONER | 241 | 35 | $56,210 | $1,606 | premium | 10.1% | (479) 571-4338 |
| 69 | TIDALHEALTH SPECIALTY CARE LLC | SALISBURY | MD | NURSE PRACTITIONER | 329 | 35 | $24,414 | $698 | premium | 8.4% | — |
| 70 | PROMEDICA NORTHWEST OHIO CARDIOLOGY CONSULTANTS LLC | TOLEDO | OH | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 79 | 35 | $69,195 | $1,977 | premium | 7.5% | (419) 842-3000 |
| 71 | MCV ASSOCIATED PHYSICIANS | RICHMOND | VA | NURSE PRACTITIONER | 1791 | 35 | $53,165 | $1,519 | premium | 6.3% | (804) 828-9000 |
| 72 | ST. JOSEPH'S CARDIOLOGY GROUP LLC | SAVANNAH | GA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 17 | 35 | $38,042 | $1,087 | premium | 10.4% | (912) 927-3434 |
| 73 | CHRISTUS TRINITY CLINIC | TYLER | TX | NURSE PRACTITIONER | 1495 | 35 | $38,931 | $1,112 | premium | 3.4% | (903) 606-5560 |
| 74 | ST VINCENT'S AMBULATORY CARE INC | JACKSONVILLE | FL | NURSE PRACTITIONER | 294 | 35 | $39,620 | $1,132 | premium | 2.1% | (904) 308-6900 |
| 75 | TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK | NEW YORK | NY | NURSE PRACTITIONER | 2273 | 34 | $92,480 | $2,720 | premium | 4.1% | (212) 305-8559 |
| 76 | THE HEART GROUP OF LANCASTER GENERAL HEALTH | LANCASTER | PA | NURSE PRACTITIONER | 61 | 34 | $38,361 | $1,128 | premium | 6.3% | (717) 544-8300 |
| 77 | PINNACLE HEALTH CARDIOVASCULAR INSTITUTE INC | MECHANICSBURG | PA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 113 | 33 | $27,885 | $845 | premium | 6.1% | (717) 731-0101 |
| 78 | ST JOSEPHS MEDICAL PC | LIVERPOOL | NY | PHYSICIAN ASSISTANT | 378 | 33 | $23,133 | $701 | premium | 4.0% | (315) 475-8402 |
| 79 | LIFEBRIDGE COMMUNITY PHYSICIANS INC | BALTIMORE | MD | NURSE PRACTITIONER | 185 | 33 | $49,500 | $1,500 | premium | 7.9% | (410) 601-9000 |
| 80 | UNIVERSITY OF LOUISVILLE PHYSICIANS INC | LOUISVILLE | KY | NURSE PRACTITIONER | 1442 | 33 | $29,073 | $881 | premium | 17.1% | (502) 629-2398 |
| 81 | COMMUNITY MEDICAL ASSOCIATES INC | LOUISVILLE | KY | NURSE PRACTITIONER | 1377 | 32 | $36,256 | $1,133 | premium | 16.6% | (502) 937-2209 |
| 82 | ST BERNARDS PHYSICIAN CLINICS INC | JONESBORO | AR | NURSE PRACTITIONER | 206 | 32 | $21,440 | $670 | premium | 9.2% | (870) 972-8181 |
| 83 | MERCY CLINIC SPRINGFIELD COMMUNITIES | SPRINGFIELD | MO | PHYSICIAN ASSISTANT | 1128 | 31 | $41,261 | $1,331 | premium | 10.5% | — |
| 84 | THE IOWA CLINIC PC | WEST DES MOINES | IA | PHYSICIAN ASSISTANT | 302 | 31 | $28,202 | $910 | premium | 29.0% | (515) 343-1000 |
| 85 | CAROLINAS PHYSICIANS NETWORK INC | CHARLOTTE | NC | PHYSICIAN ASSISTANT | 2360 | 31 | $70,866 | $2,286 | premium | 8.6% | (704) 667-1000 |
| 86 | CHAS PHYSICIAN SERVICES LLC | COLUMBIA | MO | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 22 | 30 | $25,500 | $850 | premium | 10.2% | (573) 256-7700 |
| 87 | HEART SPECIALISTS OF SARASOTA PL | SARASOTA | FL | PHYSICIAN ASSISTANT | 24 | 30 | $27,540 | $918 | premium | 1.8% | (941) 917-1000 |
| 88 | IHC HEALTH SERVICES INC | MURRAY | UT | PHYSICIAN ASSISTANT | 3944 | 30 | $26,640 | $888 | premium | 28.0% | (801) 261-8346 |
| 89 | CARDIOVASCULAR SPECIALISTS OF NEW ENGLAND, LLC | LONDONDERRY | NH | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 14 | 30 | $44,115 | $1,471 | premium | 25.2% | (603) 323-0883 |
| 90 | HEALTH CARE AUTHORITY FOR BAPTIST HEALTH, AN AFFILIATE OF UABHS | MONTGOMERY | AL | NURSE PRACTITIONER | 259 | 29 | $31,175 | $1,075 | premium | 11.2% | (334) 747-8970 |
| 91 | NEVADA CARDIOLOGY PROFESSIONAL ASSN | LAS VEGAS | NV | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 11 | 29 | $14,007 | $483 | premium | 24.2% | (702) 233-1000 |
| 92 | KANSAS HEART HOSPITAL, LLC | WICHITA | KS | NURSE PRACTITIONER | 24 | 29 | $20,880 | $720 | premium | 8.3% | (316) 630-5000 |
| 93 | ST. MARY'S MEDICAL MANAGEMENT, LLC | HUNTINGTON | WV | NURSE PRACTITIONER | 90 | 29 | $25,504 | $879 | premium | 26.4% | — |
| 94 | EISENHOWER MEDICAL CENTER | RANCHO MIRAGE | CA | NURSE PRACTITIONER | 457 | 29 | $26,738 | $922 | premium | 2.7% | (760) 340-3911 |
| 95 | LEHIGH VALLEY PHYSICIAN GROUP | ALLENTOWN | PA | PHYSICIAN ASSISTANT | 2389 | 29 | $25,485 | $879 | premium | 5.4% | — |
| 96 | BAPTIST CARDIOLOGY, INC. | JACKSONVILLE | FL | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 99 | 29 | $26,028 | $898 | premium | 1.8% | (904) 399-1171 |
| 97 | HOLY CROSS HOSPITAL INC | FT LAUDERDALE | FL | PHYSICIAN ASSISTANT | 303 | 29 | $38,948 | $1,343 | premium | 1.8% | (954) 772-2136 |
| 98 | PACIFIC CENTRAL COAST HEALTH CENTERS | SANTA MARIA | CA | PHYSICIAN ASSISTANT | 249 | 28 | $20,850 | $745 | premium | 2.6% | (805) 349-8514 |
| 99 | KAISER FOUNDATION HEALTH PLAN OF WASHINGTON | SEATTLE | WA | PHYSICIAN ASSISTANT | 1531 | 28 | $14,000 | $500 | premium | 10.7% | (206) 721-5600 |
| 100 | FLORIDA HOSPITAL HEALTHCARE PARTNERS, INC | DAYTONA BEACH | FL | PHYSICIAN ASSISTANT | 588 | 28 | $30,772 | $1,099 | premium | 1.7% | (386) 231-6000 |
Showing the top 100 of 371 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 →