Who bills the most Aspiration and/or injection of fluid from large joint (20610) to Medicare in California?
Medicare Part B FFS · CY2024 · as published by CMS482 physician groups billed Aspiration and/or injection of fluid from large joint (20610) to Medicare fee-for-service in California in 2024; the top five named groups hold 25% of that volume, and independent (non-hospital-affiliated) groups deliver 1%.
20610 — Aspiration and/or injection of fluid from large joint · Source: CMS Medicare Physician & Other Practitioners PUF (Part B), CY2024 release. Medicare fee-for-service only.
Snapshot covers the whole California market — the table below shows the top 100 groups (free tier).
Medicare fee-for-service covers 49% of Medicare in California; Medicare Advantage penetration 45% → 51% since 2020.
| # | Physician group | City | St | Specialty | Providers | 20610 svcs | Share* | Phone |
|---|---|---|---|---|---|---|---|---|
| 1 | SUTTER BAY MEDICAL FOUNDATION | PALO ALTO | CA | INTERNAL MEDICINE | 3716 | 13,397 | 4.2% | (415) 600-1020 |
| 2 | SUTTER VALLEY MEDICAL FOUNDATION | SACRAMENTO | CA | DIAGNOSTIC RADIOLOGY | 2420 | 12,261 | 3.8% | (916) 681-8852 |
| 3 | CEDARS-SINAI MEDICAL CARE FOUNDATION | LOS ANGELES | CA | PHYSICIAN ASSISTANT | 1699 | 8,642 | 2.7% | (310) 423-0674 |
| 4 | COMMUNITY FOUNDATION MEDICAL GROUP | FRESNO | CA | PHYSICIAN ASSISTANT | 292 | 7,751 | 2.4% | — |
| 5 | SCRIPPS HEALTH | LA JOLLA | CA | PHYSICIAN ASSISTANT | 1431 | 6,931 | 2.2% | (858) 455-9100 |
| 6 | DESERT ORTHOPEDIC CENTER A MEDICAL GROUP INC | RANCHO MIRAGE | CA | PHYSICIAN ASSISTANT | 50 | 6,905 | 2.2% | (760) 340-3911 |
| 7 | GOLDEN STATE ORTHOPEDICS AND SPINE | WALNUT CREEK | CA | ORTHOPEDIC SURGERY | 190 | 5,852 | 1.8% | (925) 939-8585 |
| 8 | VENTURA ORTHOPEDICS MEDICAL GROUP INC | VENTURA | CA | PHYSICIAN ASSISTANT | 79 | 5,231 | 1.6% | — |
| 9 | REGENTS OF THE UNIVERSITY OF CALIFORNIA | LOS ANGELES | CA | ORTHOPEDIC SURGERY | 136 | 3,994 | 1.2% | (310) 443-8999 |
| 10 | DIGNITY HEALTH MEDICAL FOUNDATION | FOLSOM | CA | DIAGNOSTIC RADIOLOGY | 1197 | 3,500 | 1.1% | (916) 983-7476 |
| 11 | STANFORD HEALTH CARE | STANFORD | CA | DIAGNOSTIC RADIOLOGY | 3039 | 3,155 | 1.0% | (650) 723-4000 |
| 12 | SAN BERNARDINO MEDICAL ORTHOPAEDIC GROUP INC | REDLANDS | CA | PHYSICIAN ASSISTANT | 88 | 2,947 | 0.9% | (909) 557-1600 |
| 13 | SANSUM CLINIC | SANTA BARBARA | CA | INTERNAL MEDICINE | 322 | 2,718 | 0.8% | (805) 681-7500 |
| 14 | PROVIDENCE MEDICAL FOUNDATION | FULLERTON | CA | PHYSICIAN ASSISTANT | 1455 | 2,669 | 0.8% | (714) 871-3006 |
| 15 | SHASTA ORTHOPEDICS AND SPORTS MEDICINE A MEDICAL CORPORATION | REDDING | CA | PODIATRY | 37 | 2,441 | 0.8% | (530) 246-2467 |
| 16 | ORTHOWEST | IRVINE | CA | ORTHOPEDIC SURGERY | 47 | 2,201 | 0.7% | (949) 586-3200 |
| 17 | BASS MEDICAL GROUP | WALNUT CREEK | CA | OTOLARYNGOLOGY | 318 | 2,058 | 0.6% | — |
| 18 | ARCH HEALTH PARTNERS INC | POWAY | CA | PHYSICIAN ASSISTANT | 161 | 2,051 | 0.6% | (858) 485-0050 |
| 19 | ORTHOPEDIC ASSOCIATES OF NORTHERN CALIFORNIA A MEDICAL GROUP | CHICO | CA | ANESTHESIOLOGY | 31 | 2,044 | 0.6% | 5308974500128 |
| 20 | ORTHOPEDIC INSTITUTE OF NEWPORT BEACH LIMITED PARTNERSHIP | NEWPORT BEACH | CA | PHYSICIAN ASSISTANT | 30 | 2,005 | 0.6% | (949) 722-7038 |
| 21 | REGENTS OF THE UNIVERSITY OF CALIFORNIA | SAN DIEGO | CA | DIAGNOSTIC RADIOLOGY | 2057 | 1,986 | 0.6% | (800) 926-8273 |
| 22 | SHARP REES-STEALY MEDICAL GROUP INC | SAN DIEGO | CA | PHYSICIAN ASSISTANT | 872 | 1,966 | 0.6% | (858) 499-2600 |
| 23 | RAMIN GANJIANPOUR MD INC | MISSION HILLS | CA | PHYSICIAN ASSISTANT | 4 | 1,890 | 0.6% | (818) 361-0136 |
| 24 | REGENTS OF THE UNIVERSITY OF CALIFORNIA | SANTA MONICA | CA | ORTHOPEDIC SURGERY | 67 | 1,832 | 0.6% | (310) 319-1234 |
| 25 | ADVENTIST HEALTH PHYSICIANS NETWORK | HANFORD | CA | NURSE PRACTITIONER | 651 | 1,709 | 0.5% | (559) 583-4695 |
| 26 | REGENTS UNIV OF CALIFORNIA UCSF | SAN FRANCISCO | CA | PHYSICIAN ASSISTANT | 277 | 1,666 | 0.5% | (415) 476-1000 |
| 27 | KEVIN J PELTON MD INC | LOS ANGELES | CA | PHYSICIAN ASSISTANT | 38 | 1,601 | 0.5% | (323) 264-7600 |
| 28 | ORTHOPAEDIC SPECIALTY INSTITUTE MEDICAL GROUP OF ORANGE COUNTY | ORANGE | CA | PHYSICIAN ASSISTANT | 58 | 1,410 | 0.4% | (714) 634-4567 |
| 29 | SUTTER COAST HOSPITAL | CRESCENT CITY | CA | INTERNAL MEDICINE | 26 | 1,324 | 0.4% | (707) 464-6715 |
| 30 | CENTRAL COAST ORTHOPEDIC MEDICAL GROUP | SAN LUIS OBISPO | CA | ORTHOPEDIC SURGERY | 17 | 1,316 | 0.4% | (805) 541-4600 |
| 31 | USC CARE MEDICAL GROUP INC | LOS ANGELES | CA | DIAGNOSTIC RADIOLOGY | 1374 | 1,269 | 0.4% | (800) 872-2273 |
| 32 | PIH HEALTH PHYSICIANS | WHITTIER | CA | INTERNAL MEDICINE | 606 | 1,190 | 0.4% | (562) 698-0811 |
| 33 | CORONA ORTHOPAEDIC ASSOCIATES MEDICAL GROUP INC | CORONA | CA | PHYSICIAN ASSISTANT | 12 | 1,164 | 0.4% | (209) 334-6583 |
| 34 | COMMONS CLINIC MEDICAL GROUP, PC | MARINA DEL REY | CA | ORTHOPEDIC SURGERY | 21 | 1,125 | 0.4% | (310) 437-7925 |
| 35 | BEAVER MEDICAL GROUP P C | REDLANDS | CA | FAMILY PRACTICE | 247 | 1,085 | 0.3% | (909) 294-3682 |
| 36 | MONTEREY SPINE AND JOINT PC | MONTEREY | CA | PHYSICAL THERAPIST IN PRIVATE PRACTICE | 80 | 1,073 | 0.3% | (831) 648-7200 |
| 37 | PACIFIC CENTRAL COAST HEALTH CENTERS | SANTA MARIA | CA | PHYSICIAN ASSISTANT | 249 | 1,059 | 0.3% | (805) 349-8514 |
| 38 | PROVIDENCE MEDICAL INSTITUTE | TORRANCE | CA | INTERNAL MEDICINE | 339 | 1,048 | 0.3% | (310) 303-7496 |
| 39 | ELAYNE K GARBER MD A MEDICAL CORPORATION | LOS ANGELES | CA | RHEUMATOLOGY | 2 | 1,039 | 0.3% | (310) 854-3539 |
| 40 | TRI-CITY ORTHOPAEDIC SURGERY MEDICAL GROUP INC. | OCEANSIDE | CA | ORTHOPEDIC SURGERY | 25 | 1,007 | 0.3% | (760) 724-9000 |
| 41 | MARSHALL MEDICAL CENTER | PLACERVILLE | CA | PHYSICIAN ASSISTANT | 154 | 999 | 0.3% | — |
| 42 | LUMINIS HEALTH MEDICAL GROUP, LLC | ANNAPOLIS | CA | PHYSICIAN ASSISTANT | 544 | 999 | 0.3% | (443) 481-1000 |
| 43 | PACIFIC ORTHOPAEDIC MEDICAL GROUP INC | ALHAMBRA | CA | ORTHOPEDIC SURGERY | 12 | 975 | 0.3% | (626) 656-1260 |
| 44 | SAINT AGNES MEDICAL FOUNDATION | FRESNO | CA | INTERNAL MEDICINE | 155 | 948 | 0.3% | (559) 450-5777 |
| 45 | CENTRAL CALIFORNIA FACULTY MEDICAL GROUP INC | FRESNO | CA | EMERGENCY MEDICINE | 252 | 947 | 0.3% | (559) 459-6000 |
| 46 | REGENERATIVE MEDICAL CLINICS OF SO CAL INC. | WEST COVINA | CA | NURSE PRACTITIONER | 2 | 876 | 0.3% | (626) 965-2334 |
| 47 | SANTA ROSA ORTHOPAEDIC MEDICAL GROUP, INC. | SANTA ROSA | CA | ORTHOPEDIC SURGERY | 8 | 869 | 0.3% | 70754619225507 |
| 48 | CITY OF HOPE MEDICAL FOUNDATION | DUARTE | CA | NURSE PRACTITIONER | 942 | 849 | 0.3% | (626) 256-4673 |
| 49 | GLENDALE ADVENTIST MEDICAL CENTER | GLENDALE | CA | ANESTHESIOLOGY | 100 | 811 | 0.3% | (818) 863-4099 |
| 50 | NAPA VALLEY ORTHOPAEDIC MEDICAL GROUP INC | NAPA | CA | PHYSICIAN ASSISTANT | 17 | 809 | 0.3% | (707) 254-7117 |
| 51 | DAO MEDICAL GROUP INC | GARDEN GROVE | CA | FAMILY PRACTICE | 12 | 809 | 0.3% | (714) 899-2000 |
| 52 | THE REGENTS OF THE UNIVERSITY OF CALIFORNIA | LOS ANGELES | CA | INTERNAL MEDICINE | 1424 | 806 | 0.3% | (310) 825-7922 |
| 53 | REGENTS OF THE UNIVERSITY OF CALIFORNIA | SACRAMENTO | CA | FAMILY PRACTICE | 561 | 805 | 0.3% | (916) 734-7777 |
| 54 | SVMHS CLINICS | SALINAS | CA | PHYSICIAN ASSISTANT | 245 | 797 | 0.2% | (831) 422-3636 |
| 55 | ORTHOPAEDIC ASSOC MEDICAL CLINIC INC | VISALIA | CA | ORTHOPEDIC SURGERY | 11 | 773 | 0.2% | (559) 733-3346 |
| 56 | CEDARS-SINAI MEDICAL CENTER | WEST HOLLYWOOD | CA | NURSE PRACTITIONER | 802 | 763 | 0.2% | (310) 423-3277 |
| 57 | TAHOE FOREST HOSPITAL DISTRICT | TRUCKEE | CA | FAMILY PRACTICE | 143 | 757 | 0.2% | (530) 587-7461 |
| 58 | REGENTS OF THE UNIV OF CA | SACRAMENTO | CA | DIAGNOSTIC RADIOLOGY | 1608 | 756 | 0.2% | (877) 827-7463 |
| 59 | SYNERGY ORTHOPEDIC SPECIALISTS INC | SAN DIEGO | CA | PHYSICIAN ASSISTANT | 67 | 717 | 0.2% | — |
| 60 | TORREY PINES ORTHOPAEDIC MEDICAL GROUP INC | DEL MAR | CA | PHYSICAL THERAPIST IN PRIVATE PRACTICE | 15 | 663 | 0.2% | 85853510751144 |
| 61 | RIVERSIDE MEDICAL CLINIC INC | RIVERSIDE | CA | FAMILY PRACTICE | 175 | 636 | 0.2% | (951) 683-6370 |
| 62 | CENTER FOR RHEUMATOLOGY MEDICAL CORPORATION | LOS ANGELES | CA | RHEUMATOLOGY | 9 | 636 | 0.2% | (310) 659-7878 |
| 63 | REGENTS OF THE UNIVERSITY OF CALIFORNIA | ORANGE | CA | ORTHOPEDIC SURGERY | 47 | 625 | 0.2% | (714) 456-7004 |
| 64 | ROSEVILLE ORTHOPEDIC GROUP A MEDICAL CORP | ROSEVILLE | CA | ORTHOPEDIC SURGERY | 4 | 621 | 0.2% | (916) 782-1217 |
| 65 | BEAR VALLEY COMMUNITY HEALTH CARE DISTRICT | BIG BEAR LAKE | CA | PHYSICIAN ASSISTANT | 27 | 614 | 0.2% | — |
| 66 | UNIVERSITY HEALTHCARE ALLIANCE | PLEASANTON | CA | INTERNAL MEDICINE | 332 | 610 | 0.2% | (925) 462-7060 |
| 67 | LOMPOC VALLEY MEDICAL CENTER | LOMPOC | CA | DIAGNOSTIC RADIOLOGY | 90 | 608 | 0.2% | (805) 737-8700 |
| 68 | PERMANENTE MEDICAL GROUP INC | SANTA CLARA | CA | INTERNAL MEDICINE | 10890 | 606 | 0.2% | (408) 851-1000 |
| 69 | UNIVERSAL HEALTHCARE SERVICES, INC. | BAKERSFIELD | CA | NURSE PRACTITIONER | 12 | 573 | 0.2% | 6615872468308 |
| 70 | SAMY METYAS M.D. INC | COVINA | CA | RHEUMATOLOGY | 3 | 560 | 0.2% | (626) 966-1909 |
| 71 | SONORA COMMUNITY HOSPITAL | SONORA | CA | PHYSICIAN ASSISTANT | 139 | 552 | 0.2% | — |
| 72 | REDWOOD ORTHOPAEDIC SURGERY ASSOCIATES AMC | SANTA ROSA | CA | ORTHOPEDIC SURGERY | 11 | 543 | 0.2% | (707) 544-3400 |
| 73 | COMMUNITY ORTHOPEDIC MEDICAL GROUP | MISSION VIEJO | CA | PHYSICIAN ASSISTANT | 16 | 542 | 0.2% | (949) 348-4000 |
| 74 | ORANGE ORTHOPEDIC MEDICA GP INC THE PROVIDENCE BLDG | ORANGE | CA | ORTHOPEDIC SURGERY | 10 | 527 | 0.2% | 7145388549103 |
| 75 | ARTHRITIS CONSULTANTS OF NORTH COUNTY A PROFESSIONAL CORPORATION | OCEANSIDE | CA | INTERNAL MEDICINE | 3 | 526 | 0.2% | (760) 724-5800 |
| 76 | PROVIDENCE FACEY MEDICAL FOUNDATION | MISSION HILLS | CA | FAMILY PRACTICE | 320 | 513 | 0.2% | (818) 365-9531 |
| 77 | FOLSOM ORTHOPAEDIC SURGERY AND SPORTS INJURY MEDICAL CLINIC, INC. | FOLSOM | CA | ORTHOPEDIC SURGERY | 4 | 512 | 0.2% | (916) 983-2307 |
| 78 | MEDICAL CENTER FOR BONE AND JOINT DISORDERS | RANCHO CUCAMONGA | CA | ORTHOPEDIC SURGERY | 2 | 509 | 0.2% | (909) 920-0876 |
| 79 | FACULTY PHYSICIANS AND SURGEONS OF LLUSM | LOMA LINDA | CA | DIAGNOSTIC RADIOLOGY | 1317 | 502 | 0.2% | — |
| 80 | SAN MATEO ORTHOPEDIC MEDICAL GROUP INC | SAN MATEO | CA | ORTHOPEDIC SURGERY | 2 | 492 | 0.2% | 65034208541021 |
| 81 | SCOTT COLQUHOUN MD PC | TURLOCK | CA | PHYSICIAN ASSISTANT | 3 | 473 | 0.1% | (209) 224-2720 |
| 82 | SCOSI ORTHOPEDICS INC | CITY OF INDUSTRY | CA | ORTHOPEDIC SURGERY | 2 | 432 | 0.1% | (888) 997-2674 |
| 83 | UCSF MEDICAL GROUP BUSINESS SERVICES | SAN FRANCISCO | CA | DIAGNOSTIC RADIOLOGY | 1548 | 432 | 0.1% | (415) 476-1000 |
| 84 | ANNA STEINER MEDICAL, INC. | FOUNTAIN VALLEY | CA | CHIROPRACTIC | 3 | 430 | 0.1% | (714) 965-5145 |
| 85 | PROVIDENCE SAINT JOHNS MEDICAL FOUNDATION | SANTA MONICA | CA | PHYSICIAN ASSISTANT | 287 | 428 | 0.1% | (310) 829-6789 |
| 86 | BAY AREA FOOT CARE INC | SAN FRANCISCO | CA | PODIATRY | 125 | 414 | 0.1% | (415) 759-2014 |
| 87 | AMERICAN ARTHRITIS AND RHEUMATOLOGY ASSOCIATES-CA PC | FRESNO | CA | RHEUMATOLOGY | 13 | 410 | 0.1% | (559) 732-9900 |
| 88 | WESTWOOD MEDICAL GROUP,INC. | LOS ANGELES | CA | INTERNAL MEDICINE | 3 | 397 | 0.1% | (213) 739-0007 |
| 89 | CENTRAL VALLEY GENERAL HOSPITAL | HANFORD | CA | FAMILY PRACTICE | 92 | 390 | 0.1% | — |
| 90 | GAREY ORTHOPEDIC MEDICAL GROUP | POMONA | CA | PHYSICIAN ASSISTANT | 7 | 383 | 0.1% | — |
| 91 | CALIFORNIA ORTHOPAEDIC INSTITUTE MEDICAL ASSOCIATES INC | SAN DIEGO | CA | ORTHOPEDIC SURGERY | 23 | 372 | 0.1% | (619) 291-8930 |
| 92 | WASHINGTON TOWNSHIP MEDICAL FOUNDATION | FREMONT | CA | CRITICAL CARE (INTENSIVISTS) | 120 | 367 | 0.1% | (510) 248-1000 |
| 93 | DR.GRAHAM HURVITZ, CORPORATION | SANTA BARBARA | CA | PHYSICIAN ASSISTANT | 2 | 365 | 0.1% | — |
| 94 | UNIVERSITY OF CALIFORNIA SAN FRANCISCO | SAN FRANCISCO | CA | DIAGNOSTIC RADIOLOGY | 1842 | 361 | 0.1% | (415) 476-4029 |
| 95 | COMMUNITY HEALTH PARTNERS | FRESNO | CA | INTERNAL MEDICINE | 509 | 360 | 0.1% | (559) 459-6000 |
| 96 | ARTHRITIS AND OSTEOPOROSIS MEDICAL CENTER, INC | LA PALMA | CA | PHYSICIAN ASSISTANT | 9 | 360 | 0.1% | 7146701340236 |
| 97 | ALTA ORTHOPAEDIC MEDICAL GROUP INC | SANTA BARBARA | CA | PHYSICIAN ASSISTANT | 22 | 359 | 0.1% | (805) 963-9377 |
| 98 | COUNTY OF SANTA CLARA | SAN JOSE | CA | INTERNAL MEDICINE | 1001 | 356 | 0.1% | (408) 885-5000 |
| 99 | SOUTHERN CALIFORNIA PERMANENTE MEDICAL GROUP | LOS ANGELES | CA | INTERNAL MEDICINE | 11157 | 355 | 0.1% | (800) 954-8000 |
| 100 | ALVARADO ORTHOPEDIC MEDICAL GROUP INC | SAN DIEGO | CA | ORTHOPEDIC SURGERY | 8 | 353 | 0.1% | (619) 286-9480 |
*Share of California's disclosed Medicare-FFS services for 20610, counted once per clinician. Volume is placed in the state it was billed from, so this page ranks the groups actually billing 20610 in California — including groups registered elsewhere ("City" is each 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.
How to read this. Figures are Medicare fee-for-service only — not all-payer — from the CMS Medicare Physician & Other Practitioners Public Use File (Part B), CY2024 release. CMS suppresses any provider×code row under 11 beneficiaries, so a missing group means "suppressed," never zero. "Charges" are provider-submitted amounts, not payments. Groups are ranked by measured service volume attributed to clinicians in exactly one group — clinicians affiliated with several groups are listed in rosters but never volume-attributed to a single group — a direct read of the public record, not a rating or quality score. Full method: Methods & Sources.
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 →