20550 — Injection into tendon or ligament
397,755 observed fee-for-service (50%) · ~402,110 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 | 20550 svcs | Submitted charges | Avg charge | Medicare $ locked column | Share* | Phone |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | THE REGENTS OF THE UNIVERSITY OF CALIFORNIA | LOS ANGELES | CA | INTERNAL MEDICINE | 1424 | 5,041 | $1,764,099 | $350 | premium | 6.6% | (310) 825-7922 |
| 2 | NORTH SHORE-LIJ MEDICAL PC | MANHASSET | NY | PHYSICIAN ASSISTANT | 6294 | 4,170 | $1,541,708 | $370 | premium | 9.0% | — |
| 3 | SUMMIT MEDICAL GROUP PA | BERKELEY HEIGHTS | NJ | PHYSICIAN ASSISTANT | 1183 | 3,785 | $794,100 | $210 | premium | 11.7% | (908) 273-4300 |
| 4 | ILLINOIS BONE AND JOINT INSTITUTE, LLC | BANNOCKBURN | IL | ORTHOPEDIC SURGERY | 595 | 3,380 | $776,453 | $230 | premium | 15.6% | — |
| 5 | ORTHOPEDIC SPECIALISTS OF NORTH AMERICA PLLC | SCOTTSDALE | AZ | ORTHOPEDIC SURGERY | 308 | 3,275 | $525,000 | $160 | premium | 12.1% | (602) 385-2115 |
| 6 | CORA HEALTH SERVICES INC | THE VILLAGES | FL | ORTHOPEDIC SURGERY | 1187 | 3,149 | $374,833 | $119 | premium | 4.0% | (352) 693-3378 |
| 7 | ORTHOVIRGINIA INC | NORTH CHESTERFIELD | VA | PHYSICIAN ASSISTANT | 567 | 2,978 | $563,308 | $189 | premium | 14.1% | — |
| 8 | EMERGEORTHO PA | DURHAM | NC | PHYSICIAN ASSISTANT | 725 | 2,764 | $585,686 | $212 | premium | 14.3% | (919) 544-7270 |
| 9 | CEDARS-SINAI MEDICAL CARE FOUNDATION | LOS ANGELES | CA | PHYSICIAN ASSISTANT | 1699 | 2,746 | $764,612 | $278 | premium | 3.6% | (310) 423-0674 |
| 10 | ORTHONJ LLC | MANASQUAN | NJ | PHYSICIAN ASSISTANT | 300 | 2,695 | $693,618 | $257 | premium | 8.4% | (732) 974-0404 |
| 11 | NEW YORK UNIVERSITY | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 5704 | 2,610 | $2,596,977 | $995 | premium | 5.6% | (212) 263-9700 |
| 12 | CENTERS FOR ADVANCED ORTHOPAEDICS LLC | OLNEY | MD | PHYSICAL THERAPIST IN PRIVATE PRACTICE | 596 | 2,261 | $453,572 | $201 | premium | 13.4% | (301) 774-0500 |
| 13 | SUTTER BAY MEDICAL FOUNDATION | PALO ALTO | CA | INTERNAL MEDICINE | 3716 | 2,043 | $517,335 | $253 | premium | 2.7% | (415) 600-1020 |
| 14 | TRUE NORTH MEDICAL GROUP PC | ROCKVILLE CENTRE | NY | PHYSICIAN ASSISTANT | 182 | 1,939 | $1,089,460 | $562 | premium | 4.2% | (516) 536-2800 |
| 15 | MARC J HIRSH MD PA | DELRAY BEACH | FL | RHEUMATOLOGY | 9 | 1,900 | $401,943 | $212 | premium | 2.4% | (561) 819-3100 |
| 16 | ORTHOPAEDIC AND NEUROSURGERY SPECIALISTS, PLLC | GREENWICH | NY | PHYSICIAN ASSISTANT | 259 | 1,842 | $582,230 | $316 | premium | 4.0% | (203) 869-1145 |
| 17 | PREMIER ORTHOPAEDIC AND SPORTS MEDICINE ASSOCIATES, LTD | BROOMALL | PA | ORTHOPEDIC SURGERY | 216 | 1,770 | $338,843 | $191 | premium | 5.8% | (610) 353-0800 |
| 18 | SUTTER VALLEY MEDICAL FOUNDATION | SACRAMENTO | CA | DIAGNOSTIC RADIOLOGY | 2420 | 1,742 | $406,758 | $234 | premium | 2.3% | (916) 681-8852 |
| 19 | ORTHOLONESTAR PLLC | DALLAS | TX | PHYSICIAN ASSISTANT | 407 | 1,681 | $315,964 | $188 | premium | 4.6% | (214) 220-2468 |
| 20 | DUPAGE MEDICAL GROUP LTD | GLEN ELLYN | IL | PHYSICIAN ASSISTANT | 1323 | 1,620 | $359,763 | $222 | premium | 7.5% | (630) 469-9200 |
| 21 | TENNESSEE ORTHOPAEDIC ALLIANCE PA | NASHVILLE | TN | PHYSICIAN ASSISTANT | 352 | 1,600 | $355,582 | $222 | premium | 12.6% | (615) 329-6600 |
| 22 | ORTHOCAROLINA | CHARLOTTE | NC | PHYSICIAN ASSISTANT | 304 | 1,583 | $327,966 | $207 | premium | 8.2% | (704) 323-2100 |
| 23 | SCRIPPS HEALTH | LA JOLLA | CA | PHYSICIAN ASSISTANT | 1431 | 1,577 | $363,759 | $231 | premium | 2.1% | (858) 455-9100 |
| 24 | PRISMA HEALTH UNIVERSITY MEDICAL GROUP | GREENVILLE | SC | NURSE PRACTITIONER | 2447 | 1,555 | $453,090 | $291 | premium | 11.5% | — |
| 25 | SUBURBAN/NRH MEDICAL REHABILITATION INC | BETHESDA | MD | INTERNAL MEDICINE | 875 | 1,525 | $161,098 | $106 | premium | 9.1% | — |
| 26 | THE SAN ANTONIO ORTHOPAEDIC GROUP LLP | SAN ANTONIO | TX | PHYSICAL THERAPIST IN PRIVATE PRACTICE | 138 | 1,480 | $207,020 | $140 | premium | 4.1% | (210) 804-5400 |
| 27 | OPTIMUM PHYSICIANS HEALTHCARE PLLC | PEARLAND | TX | CHIROPRACTIC | 6 | 1,468 | $303,628 | $207 | premium | 4.0% | (281) 993-4109 |
| 28 | PROLIANCE SURGEONS INC P S | ISSAQUAH | WA | PHYSICIAN ASSISTANT | 395 | 1,427 | $233,030 | $163 | premium | 15.1% | (425) 313-5422 |
| 29 | TALLAHASSEE ORTHOPEDIC CLINIC III PL | TALLAHASSEE | FL | PHYSICIAN ASSISTANT | 542 | 1,427 | $433,440 | $304 | premium | 1.8% | (850) 877-8174 |
| 30 | ORTHOPAEDIC SURGERY ASSOCIATES PA | BOYNTON BEACH | FL | ORTHOPEDIC SURGERY | 20 | 1,384 | $333,700 | $241 | premium | 1.8% | — |
| 31 | SPINECARE ASSOCIATES, LLC | CLEARWATER | FL | PHYSICAL MEDICINE AND REHABILITATION | 12 | 1,345 | $478,470 | $356 | premium | 1.7% | (727) 797-7463 |
| 32 | REGENTS OF THE UNIVERSITY OF CALIFORNIA | LOS ANGELES | CA | ORTHOPEDIC SURGERY | 136 | 1,337 | $469,525 | $351 | premium | 1.8% | (310) 443-8999 |
| 33 | BEACON ORTHOPAEDICS AND SPORTS MEDICINE LTD | CINCINNATI | OH | PHYSICIAN ASSISTANT | 468 | 1,304 | $211,345 | $162 | premium | 7.5% | (513) 354-3700 |
| 34 | ORTHOSC LLC | MYRTLE BEACH | SC | PHYSICAL THERAPIST IN PRIVATE PRACTICE | 113 | 1,240 | $165,039 | $133 | premium | 9.2% | (843) 491-4937 |
| 35 | VIRTUA MEDICAL GROUP, PA | VOORHEES | NJ | PHYSICIAN ASSISTANT | 1662 | 1,226 | $236,425 | $193 | premium | 3.8% | (856) 247-7260 |
| 36 | CENTER FOR ORTHOPEDIC RESEARCH AND EDUCATION LLC | SUN CITY | AZ | PHYSICIAN ASSISTANT | 254 | 1,174 | $162,034 | $138 | premium | 4.3% | (866) 974-2673 |
| 37 | MONTEFIORE MEDICAL CENTER | BRONX | NY | PHYSICAL THERAPIST IN PRIVATE PRACTICE | 2796 | 1,158 | $631,083 | $545 | premium | 2.5% | (866) 633-8255 |
| 38 | HONORHEALTH MEDICAL GROUP, LLC | PHOENIX | AZ | FAMILY PRACTICE | 326 | 1,146 | $229,200 | $200 | premium | 4.2% | (602) 371-3100 |
| 39 | GOLDEN STATE ORTHOPEDICS AND SPINE | WALNUT CREEK | CA | ORTHOPEDIC SURGERY | 190 | 1,134 | $236,282 | $208 | premium | 1.5% | (925) 939-8585 |
| 40 | ORTHOPEDIC ONE, INC. | UPPER ARLINGTON | OH | PHYSICAL THERAPIST IN PRIVATE PRACTICE | 280 | 1,102 | $227,600 | $207 | premium | 6.3% | (614) 827-8700 |
| 41 | CLEVELAND CLINIC | CLEVELAND | OH | PHYSICIAN ASSISTANT | 6828 | 1,096 | $357,599 | $326 | premium | 6.3% | — |
| 42 | ST CHARLES HEALTH SYSTEM INC | BEND | OR | PHYSICIAN ASSISTANT | 373 | 1,077 | $186,533 | $173 | premium | 21.3% | (541) 706-7715 |
| 43 | OPTUM MEDICAL CARE PC | MOUNT KISCO | NY | INTERNAL MEDICINE | 1040 | 1,075 | $167,067 | $155 | premium | 2.3% | (914) 241-1050 |
| 44 | SIMEDHEALTH LLC | GAINESVILLE | FL | NURSE PRACTITIONER | 91 | 1,063 | $124,120 | $117 | premium | 1.3% | (352) 416-1082 |
| 45 | ORTHOPEDIC ASSOC OF LONG ISLAND PHYSICIANS AND MEDICAL GROUP PLLC | EAST SETAUKET | NY | PHYSICIAN ASSISTANT | 30 | 1,025 | $418,365 | $408 | premium | 2.2% | (631) 689-6698 |
| 46 | NORTHEAST ORTHOPAEDIC ALLIANCE PLLC | CONCORD | NH | PHYSICIAN ASSISTANT | 268 | 1,013 | $289,494 | $286 | premium | 32.6% | (603) 883-0091 |
| 47 | ORTHOPEDIC CENTERS OF COLORADO LLC | AURORA | CO | PHYSICIAN ASSISTANT | 323 | 1,012 | $287,560 | $284 | premium | 13.5% | (303) 695-6060 |
| 48 | SCOTT AND WHITE CLINIC | TEMPLE | TX | PHYSICIAN ASSISTANT | 2435 | 1,007 | $176,831 | $176 | premium | 2.8% | (254) 724-2663 |
| 49 | SOUTH FLORIDA ORTHOPAEDICS AND SPORTS MEDICINE, PA | STUART | FL | PHYSICIAN ASSISTANT | 71 | 1,003 | $218,300 | $218 | premium | 1.3% | — |
| 50 | ENDEAVOR HEALTH MEDICAL GROUP | EVANSTON | IL | NURSE PRACTITIONER | 3380 | 997 | $185,464 | $186 | premium | 4.6% | — |
| 51 | SOUTH FLORIDA HAND AND ORTHOPAEDIC CENTER PA | BOCA RATON | FL | HAND SURGERY | 10 | 996 | $179,754 | $180 | premium | 1.3% | (561) 241-4758 |
| 52 | MSK GROUP PC | MEMPHIS | TN | ORTHOPEDIC SURGERY | 141 | 986 | $173,250 | $176 | premium | 7.8% | (901) 641-3000 |
| 53 | ROPER SAINT FRANCIS PHYSICIANS NETWORK | CHARLESTON | SC | PHYSICIAN ASSISTANT | 539 | 985 | $207,264 | $210 | premium | 7.3% | (843) 720-8448 |
| 54 | ORTHOARKANSAS PA | LITTLE ROCK | AR | PHYSICAL THERAPIST IN PRIVATE PRACTICE | 145 | 975 | $166,039 | $170 | premium | 21.1% | (501) 500-3500 |
| 55 | ORTHOPAEDIC SPECIALTY INSTITUTE MEDICAL GROUP OF ORANGE COUNTY | ORANGE | CA | PHYSICIAN ASSISTANT | 58 | 969 | $164,450 | $170 | premium | 1.3% | (714) 634-4567 |
| 56 | LEHIGH VALLEY PHYSICIAN GROUP | ALLENTOWN | PA | PHYSICIAN ASSISTANT | 2389 | 964 | $149,330 | $155 | premium | 3.1% | — |
| 57 | FIRST STATE ORTHOPAEDICS PA | NEWARK | DE | PHYSICIAN ASSISTANT | 98 | 958 | $229,596 | $240 | premium | 26.9% | (302) 731-2888 |
| 58 | INFINITE HEALTH COLLABORATIVE, PA | MINNEAPOLIS | MN | PHYSICIAN ASSISTANT | 813 | 957 | $189,073 | $198 | premium | 19.8% | (612) 863-6960 |
| 59 | ORTHOMIDWEST, PLLC | CHICAGO | IL | PHYSICIAN ASSISTANT | 542 | 945 | $239,237 | $253 | premium | 4.4% | (877) 632-6637 |
| 60 | SOUTHEAST ORTHOPEDIC SPECIALISTS LLC | JACKSONVILLE | FL | PHYSICIAN ASSISTANT | 143 | 930 | $164,729 | $177 | premium | 1.2% | (904) 634-0640 |
| 61 | MICHIGAN SURGERY SPECIALISTS PC | WARREN | MI | ORTHOPEDIC SURGERY | 27 | 914 | $116,516 | $127 | premium | 7.7% | (586) 573-6880 |
| 62 | TUCSON ORTHOPAEDIC INSTITUTE PROFESSIONAL CORPORATION | TUCSON | AZ | PHYSICIAN ASSISTANT | 111 | 904 | $144,798 | $160 | premium | 3.3% | (520) 382-8200 |
| 63 | NEUROSCIENCE AND SPINE ASSOCIATES PL | NAPLES | FL | PHYSICIAN ASSISTANT | 52 | 897 | $124,683 | $139 | premium | 1.1% | (239) 312-7878 |
| 64 | ROTHMAN ORTHOPAEDICS OF NEW JERSEY, LLC | MARLTON | NJ | PHYSICIAN ASSISTANT | 176 | 893 | $323,037 | $362 | premium | 2.8% | (800) 321-9999 |
| 65 | UNIVERSITY ORTHOPEDICS INC | PROVIDENCE | RI | ORTHOPEDIC SURGERY | 180 | 873 | $220,250 | $252 | premium | 40.0% | (401) 457-1500 |
| 66 | IHC HEALTH SERVICES INC | MURRAY | UT | PHYSICIAN ASSISTANT | 3944 | 873 | $121,836 | $140 | premium | 24.4% | (801) 261-8346 |
| 67 | ST LUKES ORTHOPEDICS WOODS MILL LLC | CHESTERFIELD | MO | ORTHOPEDIC SURGERY | 13 | 865 | $214,426 | $248 | premium | 7.0% | (314) 576-7013 |
| 68 | TEXAS HEALTH CARE PLLC | FORT WORTH | TX | NURSE PRACTITIONER | 364 | 861 | $202,370 | $235 | premium | 2.4% | (817) 920-0484 |
| 69 | CAMPBELL CLINIC, PC | GERMANTOWN | TN | ORTHOPEDIC SURGERY | 225 | 860 | $178,880 | $208 | premium | 6.8% | (901) 759-3100 |
| 70 | NORTHWESTERN MEDICAL FACULTY FOUNDATION | CHICAGO | IL | NURSE PRACTITIONER | 4339 | 855 | $261,555 | $306 | premium | 4.0% | — |
| 71 | CENTRAL JERSEY HAND SURGERY | EATONTOWN | NJ | HAND SURGERY | 8 | 841 | $349,015 | $415 | premium | 2.6% | (732) 542-4477 |
| 72 | SOUTHEASTERN MEDICAL PA | SUNSET BEACH | NC | PHYSICAL THERAPIST IN PRIVATE PRACTICE | 2 | 841 | $172,900 | $206 | premium | 4.3% | (910) 575-5750 |
| 73 | ORTHOPEDICSNY, LLP | ALBANY | NY | PHYSICIAN ASSISTANT | 112 | 829 | $92,064 | $111 | premium | 1.8% | (518) 489-2663 |
| 74 | COASTAL ORTHOPEDICS AND SPORTS MEDICINE OF SOUTHWEST FLORIDA PA | BRADENTON | FL | PHYSICIAN ASSISTANT | 62 | 827 | $90,252 | $109 | premium | 1.0% | (941) 792-1404 |
| 75 | BLACKSTONE HAND CENTER, LLC | MELBOURNE | FL | PHYSICIAN ASSISTANT | 4 | 825 | $145,720 | $177 | premium | 1.0% | (321) 500-4263 |
| 76 | UNIVERSITY OF PENN - MEDICAL GROUP | PHILADELPHIA | PA | PHYSICIAN ASSISTANT | 3505 | 813 | $190,006 | $234 | premium | 2.6% | (215) 662-2777 |
| 77 | CRYSTAL RUN HEALTHCARE PHYSICIANS LLP | MIDDLETOWN | NY | NURSE PRACTITIONER | 372 | 812 | $151,515 | $187 | premium | 1.8% | (845) 703-6999 |
| 78 | SENTARA MEDICAL GROUP | NORFOLK | VA | PHYSICIAN ASSISTANT | 1404 | 793 | $75,871 | $96 | premium | 3.8% | — |
| 79 | SPORTS MEDICINE NORTH ORTHOPAEDIC SURGERY, INC. | PEABODY | MA | PHYSICIAN ASSISTANT | 87 | 792 | $160,447 | $203 | premium | 4.2% | (978) 818-6350 |
| 80 | RECONSTRUCTIVE ORTHOPAEDIC ASSOCIATES II LLC | PHILADELPHIA | PA | PHYSICIAN ASSISTANT | 287 | 789 | $263,568 | $334 | premium | 2.6% | (267) 339-3500 |
| 81 | DELAWARE VALLEY MEDICAL AND WELLNESS CENTER | LEVITTOWN | PA | FAMILY PRACTICE | 3 | 782 | $83,532 | $107 | premium | 2.5% | (215) 949-1125 |
| 82 | DESERT ORTHOPEDIC CENTER A MEDICAL GROUP INC | RANCHO MIRAGE | CA | PHYSICIAN ASSISTANT | 50 | 763 | $105,707 | $139 | premium | 1.0% | (760) 340-3911 |
| 83 | RALEIGH ORTHOPAEDIC CLINIC PA | RALEIGH | NC | PHYSICIAN ASSISTANT | 127 | 761 | $116,250 | $153 | premium | 3.9% | (919) 781-5600 |
| 84 | MACON ORTHOPAEDIC AND HAND CENTER, PA | MACON | GA | NURSE PRACTITIONER | 87 | 759 | $169,059 | $223 | premium | 4.3% | (478) 745-4206 |
| 85 | ARIZONA PAIN SPECIALISTS PLLC | SCOTTSDALE | AZ | NURSE PRACTITIONER | 41 | 748 | $625,506 | $836 | premium | 2.8% | (480) 563-6400 |
| 86 | COMMUNITY MEDICAL ASSOCIATES INC | LOUISVILLE | KY | NURSE PRACTITIONER | 1377 | 745 | $135,788 | $182 | premium | 12.6% | (502) 937-2209 |
| 87 | SPORTSMED ORTHOPAEDIC SPECIALISTS | HUNTSVILLE | AL | PHYSICIAN ASSISTANT | 86 | 727 | $73,910 | $102 | premium | 11.0% | — |
| 88 | CAPITAL REGION ORTHOPAEDIC ASSOCIATES, PC | ALBANY | NY | ORTHOPEDIC SURGERY | 67 | 722 | $90,413 | $125 | premium | 1.6% | (518) 489-2666 |
| 89 | INTERVENTIONAL PARTNERS PLLC | FRISCO | TX | PODIATRY | 93 | 721 | $210,150 | $291 | premium | 2.0% | (972) 712-4161 |
| 90 | DES MOINES ORTHOPAEDIC SURGEONS PC | WEST DES MOINES | IA | PHYSICIAN ASSISTANT | 104 | 720 | $140,045 | $195 | premium | 14.3% | (515) 343-1000 |
| 91 | CAROLINA HAND AND SPORTS MEDICINE, P.A. | ASHEVILLE | NC | ORTHOPEDIC SURGERY | 8 | 713 | $110,515 | $155 | premium | 3.7% | 8282537521342 |
| 92 | DESERT ORTHOPAEDIC CENTER LTD | LAS VEGAS | NV | PHYSICIAN ASSISTANT | 102 | 710 | $143,254 | $202 | premium | 14.1% | (702) 731-1616 |
| 93 | VERO ORTHOPAEDICS II PA | VERO BEACH | FL | PHYSICIAN ASSISTANT | 49 | 689 | $90,120 | $131 | premium | 0.9% | (772) 257-3608 |
| 94 | HOLY CROSS HOSPITAL INC | FT LAUDERDALE | FL | PHYSICIAN ASSISTANT | 303 | 681 | $99,671 | $146 | premium | 0.9% | (954) 772-2136 |
| 95 | NORTH FLORIDA SURGEONS PA | JACKSONVILLE | FL | PHYSICIAN ASSISTANT | 331 | 679 | $118,410 | $174 | premium | 0.9% | (904) 396-1725 |
| 96 | UNIVERSITY MEDICAL ASSOCIATES OF THE MEDICAL UNIVERSITY OF SOUTH CAROL | CHARLESTON | SC | PHYSICIAN ASSISTANT | 1692 | 677 | $165,682 | $245 | premium | 5.0% | (843) 792-1414 |
| 97 | NORTHEAST ORTHOPAEDIC ALLIANCE PLLC | CONCORD | MA | PHYSICIAN ASSISTANT | 268 | 672 | $179,463 | $267 | premium | 3.6% | (603) 883-0091 |
| 98 | CENTRAL INDIANA ORTHOPEDICS LLC | MUNCIE | IN | ORTHOPEDIC SURGERY | 144 | 670 | $136,148 | $203 | premium | 7.1% | (765) 284-7738 |
| 99 | UNIVERSITY PRIMARY CARE PRACTICES INC | CONNEAUT | OH | FAMILY PRACTICE | 1067 | 659 | $76,965 | $117 | premium | 3.8% | — |
| 100 | MAYO CLINIC ARIZONA | PHOENIX | AZ | PHYSICIAN ASSISTANT | 1635 | 654 | $167,925 | $257 | premium | 2.4% | (800) 603-0558 |
Showing the top 100 of 2,488 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 →