36556 — Insertion of non-tunneled central venous tube for infusion (5 years or older)
76,427 observed fee-for-service (50%) · ~76,810 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; 1 state 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 →| # | Physician group | City | St | Specialty | Providers | 36556 svcs | Submitted charges | Avg charge | Medicare $ locked column | Share* | Phone |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | U S ANESTHESIA PARTNERS OF TEXAS, PA | HOUSTON | TX | ANESTHESIOLOGY | 2754 | 2,397 | $4,314,600 | $1,800 | premium | 22.9% | (713) 375-7000 |
| 2 | NEW YORK CARDIOVASCULAR ANESTHESIOLOGISTS, P.C. | ROSLYN | NY | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 128 | 1,099 | $1,119,935 | $1,019 | premium | 12.9% | (516) 627-0334 |
| 3 | HACKENSACK MERIDIAN HEALTH MEDICAL GROUP - SPECIALTY CARE PC | NEPTUNE | NJ | NURSE PRACTITIONER | 1878 | 802 | $599,925 | $748 | premium | 17.6% | (732) 362-3663 |
| 4 | ST VINCENT MEDICAL GROUP INC | INDIANAPOLIS | IN | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 718 | 776 | $791,045 | $1,019 | premium | 18.4% | (317) 338-2345 |
| 5 | WASHINGTON UNIVERSITY | SAINT LOUIS | MO | NURSE PRACTITIONER | 3070 | 709 | $668,423 | $943 | premium | 22.2% | (314) 747-3000 |
| 6 | CARDIOVASCULAR ANESTHESIOLOGISTS PC | NASHVILLE | TN | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 142 | 623 | $341,100 | $548 | premium | 22.4% | (615) 385-3704 |
| 7 | FLORIDA HOSPITAL MEDICAL GROUP INC | MAITLAND | FL | PHYSICIAN ASSISTANT | 1634 | 601 | $201,529 | $335 | premium | 6.4% | (407) 200-2700 |
| 8 | ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI | NEW YORK | NY | PHYSICIAN ASSISTANT | 2818 | 577 | $1,152,060 | $1,997 | premium | 6.8% | (212) 241-4812 |
| 9 | CLEVELAND CLINIC | CLEVELAND | OH | PHYSICIAN ASSISTANT | 6828 | 577 | $429,288 | $744 | premium | 15.0% | — |
| 10 | CEDARS-SINAI MEDICAL CARE FOUNDATION | LOS ANGELES | CA | PHYSICIAN ASSISTANT | 1699 | 506 | $308,161 | $609 | premium | 3.8% | (310) 423-0674 |
| 11 | NORTH SHORE-LIJ MEDICAL PC | MANHASSET | NY | PHYSICIAN ASSISTANT | 6294 | 502 | $758,328 | $1,511 | premium | 5.9% | — |
| 12 | MORI BEAN AND BROOKS INC | ORANGE PARK | FL | DIAGNOSTIC RADIOLOGY | 947 | 457 | $535,129 | $1,171 | premium | 4.8% | (904) 399-5550 |
| 13 | ANESTHESIA SERVICE MEDICAL GROUP | SAN DIEGO | CA | ANESTHESIOLOGY | 237 | 405 | $200,208 | $494 | premium | 3.0% | (619) 565-9666 |
| 14 | PHYSICIANS REFERRAL SERVICE | HOUSTON | TX | NURSE PRACTITIONER | 2696 | 399 | $757,498 | $1,898 | premium | 3.8% | (713) 592-5433 |
| 15 | KANSAS UNIVERSITY PHYSICIANS INC | KANSAS CITY | KS | NURSE PRACTITIONER | 1815 | 395 | $277,932 | $704 | premium | 30.5% | (913) 588-1227 |
| 16 | WELLSTAR MEDICAL GROUP LLC | MARIETTA | GA | NURSE PRACTITIONER | 3060 | 388 | $252,508 | $651 | premium | 16.7% | (770) 422-2004 |
| 17 | SMH PHYSICIAN SERVICES INC | SARASOTA | FL | PHYSICIAN ASSISTANT | 766 | 388 | $73,744 | $190 | premium | 4.1% | — |
| 18 | INTENSIVE CARE CONSORTIUM INC | NASHVILLE | FL | NURSE PRACTITIONER | 475 | 386 | $161,281 | $418 | premium | 4.1% | (561) 997-0821 |
| 19 | SENTARA MEDICAL GROUP | NORFOLK | VA | PHYSICIAN ASSISTANT | 1404 | 377 | $122,083 | $324 | premium | 12.2% | — |
| 20 | MAYO CLINIC ARIZONA | PHOENIX | AZ | PHYSICIAN ASSISTANT | 1635 | 371 | $449,034 | $1,210 | premium | 13.5% | (800) 603-0558 |
| 21 | DEACONESS HOSPITAL, INC. | EVANSVILLE | IN | HOSPITALIST | 420 | 366 | $318,786 | $871 | premium | 8.7% | (812) 450-7338 |
| 22 | ARKANSAS HEALTH GROUP | LITTLE ROCK | AR | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 666 | 366 | $423,536 | $1,157 | premium | 18.7% | (501) 202-2093 |
| 23 | MAYO CLINIC | ROCHESTER | MN | NURSE PRACTITIONER | 4896 | 351 | $406,809 | $1,159 | premium | 35.0% | (507) 284-2511 |
| 24 | SOUTHEAST ANESTHESIOLOGISTS, INC. | INDIANAPOLIS | IN | ANESTHESIOLOGY | 91 | 350 | $307,340 | $878 | premium | 8.3% | (317) 528-5000 |
| 25 | JOHNS HOPKINS UNIVERSITY | BALTIMORE | MD | NURSE PRACTITIONER | 2900 | 343 | $142,430 | $415 | premium | 10.7% | (410) 502-4340 |
| 26 | NORTH SHORE - LIJ ANESTHESIOLOGY, PC | NEW HYDE PARK | NY | ANESTHESIOLOGY | 1012 | 342 | $275,800 | $806 | premium | 4.0% | (516) 734-8600 |
| 27 | US ANESTHESIA PARTNERS OF FLORIDA INC | ORLANDO | FL | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 1094 | 339 | $298,320 | $880 | premium | 3.6% | (407) 303-8110 |
| 28 | NEW YORK UNIVERSITY | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 5704 | 323 | $662,156 | $2,050 | premium | 3.8% | (212) 263-9700 |
| 29 | TEXAS IPS LLC | SAN ANTONIO | TX | PULMONARY DISEASE | 42 | 317 | $178,154 | $562 | premium | 3.0% | (210) 690-7400 |
| 30 | VALLEY ANESTHESIOLOGY CONSULTANTS INC | SCOTTSDALE | AZ | ANESTHESIOLOGY | 282 | 316 | $116,288 | $368 | premium | 11.5% | (480) 323-3000 |
| 31 | RADIOLOGY ASSOCIATES OF NORTH TEXAS PA | FORT WORTH | TX | DIAGNOSTIC RADIOLOGY | 340 | 312 | $151,975 | $487 | premium | 3.0% | (817) 321-0470 |
| 32 | MEDSTAR MEDICAL GROUP II LLC | WASHINGTON | MD | PHYSICIAN ASSISTANT | 3707 | 300 | $77,805 | $259 | premium | 9.3% | (202) 429-2401 |
| 33 | COMMUNITY HEALTH PARTNERS | FRESNO | CA | INTERNAL MEDICINE | 509 | 291 | $183,330 | $630 | premium | 2.2% | (559) 459-6000 |
| 34 | NORTHWESTERN MEDICAL FACULTY FOUNDATION | CHICAGO | IL | NURSE PRACTITIONER | 4339 | 290 | $186,265 | $642 | premium | 8.1% | — |
| 35 | VIRTUA MEDICAL GROUP, PA | VOORHEES | NJ | PHYSICIAN ASSISTANT | 1662 | 286 | $185,950 | $650 | premium | 6.3% | (856) 247-7260 |
| 36 | BRIGHAM AND WOMENS PHYSICIANS ORGANIZATION INC | BOSTON | MA | PHYSICIAN ASSISTANT | 2942 | 285 | $204,060 | $716 | premium | 10.1% | (617) 732-5500 |
| 37 | CENTRAL ANESTHESIA SERVICE EXCHANGE MEDICAL GROUP INC | SACRAMENTO | CA | ANESTHESIOLOGY | 109 | 284 | $136,320 | $480 | premium | 2.1% | (916) 481-6800 |
| 38 | BAYLOR COLLEGE OF MEDICINE | HOUSTON | TX | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 1222 | 276 | $118,128 | $428 | premium | 2.6% | — |
| 39 | DALLAS PULMONARY AND CRITICAL CARE PA | DALLAS | TX | NURSE PRACTITIONER | 190 | 275 | $88,777 | $323 | premium | 2.6% | 214960568175 |
| 40 | UNIVERSITY OF MARYLAND ST JOSEPH MEDICAL GROUP LLC | TOWSON | MD | NURSE PRACTITIONER | 292 | 272 | $72,099 | $265 | premium | 8.5% | (410) 337-4877 |
| 41 | AURORA MEDICAL GROUP, INC. | MILWAUKEE | WI | DIAGNOSTIC RADIOLOGY | 3696 | 269 | $632,150 | $2,350 | premium | 21.6% | (414) 421-8400 |
| 42 | STANFORD HEALTH CARE | STANFORD | CA | DIAGNOSTIC RADIOLOGY | 3039 | 262 | $300,962 | $1,149 | premium | 2.0% | (650) 723-4000 |
| 43 | WARREN CLINIC INC | TULSA | OK | NURSE PRACTITIONER | 772 | 261 | $130,600 | $500 | premium | 11.4% | (918) 502-4720 |
| 44 | UNIVERSITY OF MARYLAND ANESTHESIOLOGY ASSOCIATES PA | BALTIMORE | MD | ANESTHESIOLOGY | 138 | 254 | $137,250 | $540 | premium | 7.9% | (410) 328-6720 |
| 45 | CEDARS-SINAI MEDICAL CENTER | WEST HOLLYWOOD | CA | NURSE PRACTITIONER | 802 | 239 | $148,032 | $619 | premium | 1.8% | (310) 423-3277 |
| 46 | VIRGINIA MASON MEDICAL CENTER | SEATTLE | WA | PHYSICIAN ASSISTANT | 879 | 237 | $153,975 | $650 | premium | 14.3% | (206) 223-6600 |
| 47 | ASSOCIATED ANESTHESIOLOGISTS, PC | LINCOLN | NE | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 106 | 235 | $141,000 | $600 | premium | 22.9% | (402) 489-0200 |
| 48 | HARVARD MEDICAL FACULTY PHYS AT BETH ISRAEL DEACONESS MED CTR INC | BOSTON | MA | INTERNAL MEDICINE | 1689 | 232 | $98,353 | $424 | premium | 8.2% | (781) 983-9088 |
| 49 | LEXINGTON HEALTH INC | WEST COLUMBIA | SC | NURSE PRACTITIONER | 909 | 221 | $110,709 | $501 | premium | 15.7% | (803) 744-4900 |
| 50 | CHI ST VINCENT MEDICAL GROUP HOT SPRINGS | HOT SPRINGS | AR | NURSE PRACTITIONER | 192 | 213 | $78,171 | $367 | premium | 10.9% | — |
| 51 | LEE HEALTH SYSTEM INC | FORT MYERS | FL | NURSE PRACTITIONER | 1370 | 208 | $78,624 | $378 | premium | 2.2% | (239) 343-9888 |
| 52 | TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK | NEW YORK | NY | NURSE PRACTITIONER | 2273 | 208 | $294,720 | $1,417 | premium | 2.4% | (212) 305-8559 |
| 53 | CEP AMERICA - ANESTHESIA PC | DES MOINES | CA | ANESTHESIOLOGY | 839 | 207 | $253,314 | $1,224 | premium | 1.6% | (515) 247-3121 |
| 54 | PROVIDENCE MEDICAL FOUNDATION | FULLERTON | CA | PHYSICIAN ASSISTANT | 1455 | 203 | $48,469 | $239 | premium | 1.5% | (714) 871-3006 |
| 55 | DUKE HEALTH INTEGRATED PRACTICE INC | DURHAM | NC | PHYSICIAN ASSISTANT | 3051 | 202 | $147,056 | $728 | premium | 10.5% | (919) 684-8111 |
| 56 | RUTGERS HEALTH-RWJ PEDIATRIC CRITICAL CARE | NEW BRUNSWICK | NJ | PATHOLOGY | 151 | 202 | $192,990 | $955 | premium | 4.4% | (732) 937-8651 |
| 57 | CENTRAL DUPAGE PHYSICIAN GROUP | WHEATON | IL | PHYSICIAN ASSISTANT | 1097 | 198 | $222,038 | $1,121 | premium | 5.5% | (630) 933-4800 |
| 58 | COMMONWEALTH HEALTH CORPORATION, INC. | BOWLING GREEN | KY | NURSE PRACTITIONER | 273 | 195 | $76,701 | $393 | premium | 10.5% | — |
| 59 | MEMPHIS LUNG PHYSICIANS FOUNDATION, INC. | MEMPHIS | TN | PULMONARY DISEASE | 61 | 195 | $87,750 | $450 | premium | 7.0% | (901) 226-0732 |
| 60 | UNIVERSITY OF VIRGINIA PHYSICIANS GROUP | CHARLOTTESVILLE | VA | NURSE PRACTITIONER | 1704 | 194 | $128,816 | $664 | premium | 6.3% | (434) 924-5959 |
| 61 | ADVOCATE HEALTH AND HOSPITALS CORPORATION | BUFFALO GROVE | IL | NURSE PRACTITIONER | 3045 | 192 | $101,461 | $528 | premium | 5.4% | (847) 459-1160 |
| 62 | UNIVERSITY OF ARKANSAS FOR MEDICAL SCIENCES | LITTLE ROCK | AR | NURSE PRACTITIONER | 1241 | 190 | $155,800 | $820 | premium | 9.7% | (501) 686-8000 |
| 63 | NEWPORT HARBOR ANESTHESIA CONSULTANTS MEDICAL GROUP, INC. | NEWPORT BEACH | CA | ANESTHESIOLOGY | 82 | 187 | $102,576 | $549 | premium | 1.4% | (949) 645-8600 |
| 64 | COTTON-O'NEIL CLINIC REVOCABLE TRUST | TOPEKA | KS | NURSE PRACTITIONER | 649 | 186 | $106,160 | $571 | premium | 14.4% | (785) 354-9591 |
| 65 | MAYO CLINIC JACKSONVILLE | JACKSONVILLE | FL | NURSE PRACTITIONER | 1587 | 185 | $257,389 | $1,391 | premium | 2.0% | (904) 953-2000 |
| 66 | UNIVERSITY OF PENN - MEDICAL GROUP | PHILADELPHIA | PA | PHYSICIAN ASSISTANT | 3505 | 183 | $124,930 | $683 | premium | 4.9% | (215) 662-2777 |
| 67 | SUTTER BAY MEDICAL FOUNDATION | PALO ALTO | CA | INTERNAL MEDICINE | 3716 | 183 | $230,397 | $1,259 | premium | 1.4% | (415) 600-1020 |
| 68 | PROMEDICA CENTRAL PHYSICIANS | TOLEDO | OH | PHYSICIAN ASSISTANT | 794 | 178 | $166,786 | $937 | premium | 4.6% | (419) 291-2003 |
| 69 | PRESBYTERIAN HEALTHCARE SERVICES | ALBUQUERQUE | NM | PHYSICIAN ASSISTANT | 1369 | 177 | $47,850 | $270 | premium | 53.5% | (505) 841-1234 |
| 70 | SOUTHEAST TEXAS INTENSIVISTS, PLLC | BEAUMONT | TX | NURSE PRACTITIONER | 38 | 177 | $139,393 | $788 | premium | 1.7% | (409) 892-7171 |
| 71 | UNMC PHYSICIANS | OMAHA | NE | PHYSICIAN ASSISTANT | 1514 | 175 | $137,560 | $786 | premium | 17.1% | (402) 559-4000 |
| 72 | SAINT LUKES PHYSICIAN GROUP INC | KANSAS CITY | MO | NURSE PRACTITIONER | 1228 | 175 | $71,050 | $406 | premium | 5.5% | — |
| 73 | PULMONARY AND CRITICAL CARE CONSULTANTS, INC | DAYTON | OH | NURSE PRACTITIONER | 35 | 174 | $82,650 | $475 | premium | 4.5% | (937) 461-5815 |
| 74 | HEALTHFIRST PHYSICIANS MANAGEMENT SERVICES, INC. | OKLAHOMA CITY | OK | INTERNAL MEDICINE | 30 | 172 | $49,536 | $288 | premium | 7.5% | (405) 272-6406 |
| 75 | COMMUNITY CARE SERVICES LLC | RENO | NV | NURSE PRACTITIONER | 601 | 171 | $72,460 | $424 | premium | 10.8% | — |
| 76 | HEALTHTEXAS PROVIDER NETWORK | DALLAS | TX | PHYSICIAN ASSISTANT | 2482 | 171 | $146,868 | $859 | premium | 1.6% | — |
| 77 | TUPELO ANESTHESIA GROUP, PA | TUPELO | MS | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 30 | 170 | $125,120 | $736 | premium | 10.7% | (662) 432-1490 |
| 78 | MID-SOUTH PULMONARY SPECIALISTS PC | MEMPHIS | TN | NURSE PRACTITIONER | 47 | 168 | $134,400 | $800 | premium | 6.0% | (901) 276-2662 |
| 79 | CHI HEALTH CLINIC PHYSICIAN ENTERPRISE-ANESTHESIA LLC | OMAHA | NE | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 218 | 168 | $100,128 | $596 | premium | 16.4% | (402) 717-4866 |
| 80 | ADVANCED CARDIAC ANESTHESIA PLLC | SUN CITY | AZ | ANESTHESIOLOGY | 12 | 165 | $63,672 | $386 | premium | 6.0% | (623) 832-4000 |
| 81 | IU HEALTH MEDICAL GROUP, LLC | INDIANAPOLIS | IN | NURSE PRACTITIONER | 4250 | 164 | $138,088 | $842 | premium | 3.9% | (888) 484-3258 |
| 82 | HATTIESBURG CLINIC PA | HATTIESBURG | MS | FAMILY PRACTICE | 530 | 163 | $175,551 | $1,077 | premium | 10.2% | (601) 264-6000 |
| 83 | SAINTS MEDICAL GROUP, LLC | OKLAHOMA CITY | OK | PHYSICIAN ASSISTANT | 435 | 161 | $46,368 | $288 | premium | 7.0% | — |
| 84 | AUSTIN ANESTHESIOLOGY GROUP PLLC | AUSTIN | TX | ANESTHESIOLOGY | 436 | 160 | $266,946 | $1,668 | premium | 1.5% | (512) 343-2466 |
| 85 | MASSACHUSETTS GENERAL PHYSICIANS ORGANIZATION INC | BOSTON | MA | DIAGNOSTIC RADIOLOGY | 3532 | 159 | $113,844 | $716 | premium | 5.6% | (617) 724-0287 |
| 86 | ALBANY MEDICAL COLLEGE | ALBANY | NY | PHYSICIAN ASSISTANT | 1070 | 159 | $89,677 | $564 | premium | 1.9% | (518) 262-3277 |
| 87 | ANESTHESIA CONSULTANTS OF FRESNO | FRESNO | CA | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 64 | 158 | $125,610 | $795 | premium | 1.2% | (559) 437-5645 |
| 88 | INTENSIVE CARE CONSORTIUM INC | NASHVILLE | VA | NURSE PRACTITIONER | 475 | 158 | $70,333 | $445 | premium | 5.1% | (561) 997-0821 |
| 89 | INPATIENT SPECIALISTS OF CALIFORNIA PC | SAN BERNARDINO | CA | INTERNAL MEDICINE | 370 | 157 | $89,025 | $567 | premium | 1.2% | (909) 883-8711 |
| 90 | JACK STEPHENS HEART INSTITUTE LLC | LITTLE ROCK | AR | CARDIAC SURGERY | 6 | 157 | $60,602 | $386 | premium | 8.0% | (501) 666-2894 |
| 91 | RWJBH OBSERVATION ASSOCIATES LLC | SOMERVILLE | NJ | PHYSICIAN ASSISTANT | 937 | 156 | $163,194 | $1,046 | premium | 3.4% | (908) 685-2200 |
| 92 | LAKELAND RADIOLOGISTS P A | FLOWOOD | MS | DIAGNOSTIC RADIOLOGY | 29 | 154 | $128,376 | $834 | premium | 9.7% | (601) 936-2390 |
| 93 | GEISINGER CLINIC | DANVILLE | PA | PHYSICIAN ASSISTANT | 3426 | 153 | $119,286 | $780 | premium | 4.1% | (570) 271-6144 |
| 94 | GULF-TO-BAY ANESTHESIOLOGY ASSOCIATES LLC | TAMPA | FL | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 320 | 152 | $217,056 | $1,428 | premium | 1.6% | (813) 844-4396 |
| 95 | FPA HOSPITAL BASED | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 427 | 152 | $106,400 | $700 | premium | 1.8% | (212) 252-6004 |
| 96 | MEDSTAR MEDICAL GROUP II LLC | WASHINGTON | DC | PHYSICIAN ASSISTANT | 3707 | 152 | $39,507 | $260 | premium | 42.5% | (202) 429-2401 |
| 97 | CEP AMERICA - CALIFORNIA | MORENO VALLEY | CA | EMERGENCY MEDICINE | 1230 | 151 | $110,529 | $732 | premium | 1.1% | (651) 243-0811 |
| 98 | EISENHOWER MEDICAL CENTER | RANCHO MIRAGE | CA | NURSE PRACTITIONER | 457 | 151 | $45,692 | $303 | premium | 1.1% | (760) 340-3911 |
| 99 | UNIVERSITY OF VERMONT MEDICAL CENTER INC | BURLINGTON | VT | PHYSICIAN ASSISTANT | 1194 | 151 | $146,132 | $968 | premium | 92.1% | (802) 847-0000 |
| 100 | ANESTHESIA SPECIALISTS PTR | NORFOLK | VA | ANESTHESIOLOGY | 11 | 149 | $77,778 | $522 | premium | 4.8% | (757) 567-8832 |
Showing the top 100 of 1,106 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 →