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Medicare California · CY2024

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 CMS
482
Billing groups
196,608
Named-group FFS services
$55,162,673
Named-group submitted charges
$281
Avg charge / service
$70
Avg allowed / service
25%
Top-5 concentration
1%
Independent share

482 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).

Payer-mix context

Medicare fee-for-service covers 49% of Medicare in California; Medicare Advantage penetration 45% → 51% since 2020.

Market structure — concentration, independent share, and the consolidation trend for this market — is part of the market analytics platform — built, not launched yet. Notify me at launch →
#Physician groupCityStSpecialty Providers 20610 svcs Share*Phone
1 SUTTER BAY MEDICAL FOUNDATION PALO ALTOCAINTERNAL MEDICINE 3716 13,397 4.2% (415) 600-1020
2 SUTTER VALLEY MEDICAL FOUNDATION SACRAMENTOCADIAGNOSTIC RADIOLOGY 2420 12,261 3.8% (916) 681-8852
3 CEDARS-SINAI MEDICAL CARE FOUNDATION LOS ANGELESCAPHYSICIAN ASSISTANT 1699 8,642 2.7% (310) 423-0674
4 COMMUNITY FOUNDATION MEDICAL GROUP FRESNOCAPHYSICIAN ASSISTANT 292 7,751 2.4%
5 SCRIPPS HEALTH LA JOLLACAPHYSICIAN ASSISTANT 1431 6,931 2.2% (858) 455-9100
6 DESERT ORTHOPEDIC CENTER A MEDICAL GROUP INC RANCHO MIRAGECAPHYSICIAN ASSISTANT 50 6,905 2.2% (760) 340-3911
7 GOLDEN STATE ORTHOPEDICS AND SPINE WALNUT CREEKCAORTHOPEDIC SURGERY 190 5,852 1.8% (925) 939-8585
8 VENTURA ORTHOPEDICS MEDICAL GROUP INC VENTURACAPHYSICIAN ASSISTANT 79 5,231 1.6%
9 REGENTS OF THE UNIVERSITY OF CALIFORNIA LOS ANGELESCAORTHOPEDIC SURGERY 136 3,994 1.2% (310) 443-8999
10 DIGNITY HEALTH MEDICAL FOUNDATION FOLSOMCADIAGNOSTIC RADIOLOGY 1197 3,500 1.1% (916) 983-7476
11 STANFORD HEALTH CARE STANFORDCADIAGNOSTIC RADIOLOGY 3039 3,155 1.0% (650) 723-4000
12 SAN BERNARDINO MEDICAL ORTHOPAEDIC GROUP INC REDLANDSCAPHYSICIAN ASSISTANT 88 2,947 0.9% (909) 557-1600
13 SANSUM CLINIC SANTA BARBARACAINTERNAL MEDICINE 322 2,718 0.8% (805) 681-7500
14 PROVIDENCE MEDICAL FOUNDATION FULLERTONCAPHYSICIAN ASSISTANT 1455 2,669 0.8% (714) 871-3006
15 SHASTA ORTHOPEDICS AND SPORTS MEDICINE A MEDICAL CORPORATION REDDINGCAPODIATRY 37 2,441 0.8% (530) 246-2467
16 ORTHOWEST IRVINECAORTHOPEDIC SURGERY 47 2,201 0.7% (949) 586-3200
17 BASS MEDICAL GROUP WALNUT CREEKCAOTOLARYNGOLOGY 318 2,058 0.6%
18 ARCH HEALTH PARTNERS INC POWAYCAPHYSICIAN ASSISTANT 161 2,051 0.6% (858) 485-0050
19 ORTHOPEDIC ASSOCIATES OF NORTHERN CALIFORNIA A MEDICAL GROUP CHICOCAANESTHESIOLOGY 31 2,044 0.6% 5308974500128
20 ORTHOPEDIC INSTITUTE OF NEWPORT BEACH LIMITED PARTNERSHIP NEWPORT BEACHCAPHYSICIAN ASSISTANT 30 2,005 0.6% (949) 722-7038
21 REGENTS OF THE UNIVERSITY OF CALIFORNIA SAN DIEGOCADIAGNOSTIC RADIOLOGY 2057 1,986 0.6% (800) 926-8273
22 SHARP REES-STEALY MEDICAL GROUP INC SAN DIEGOCAPHYSICIAN ASSISTANT 872 1,966 0.6% (858) 499-2600
23 RAMIN GANJIANPOUR MD INC MISSION HILLSCAPHYSICIAN ASSISTANT 4 1,890 0.6% (818) 361-0136
24 REGENTS OF THE UNIVERSITY OF CALIFORNIA SANTA MONICACAORTHOPEDIC SURGERY 67 1,832 0.6% (310) 319-1234
25 ADVENTIST HEALTH PHYSICIANS NETWORK HANFORDCANURSE PRACTITIONER 651 1,709 0.5% (559) 583-4695
26 REGENTS UNIV OF CALIFORNIA UCSF SAN FRANCISCOCAPHYSICIAN ASSISTANT 277 1,666 0.5% (415) 476-1000
27 KEVIN J PELTON MD INC LOS ANGELESCAPHYSICIAN ASSISTANT 38 1,601 0.5% (323) 264-7600
28 ORTHOPAEDIC SPECIALTY INSTITUTE MEDICAL GROUP OF ORANGE COUNTY ORANGECAPHYSICIAN ASSISTANT 58 1,410 0.4% (714) 634-4567
29 SUTTER COAST HOSPITAL CRESCENT CITYCAINTERNAL MEDICINE 26 1,324 0.4% (707) 464-6715
30 CENTRAL COAST ORTHOPEDIC MEDICAL GROUP SAN LUIS OBISPOCAORTHOPEDIC SURGERY 17 1,316 0.4% (805) 541-4600
31 USC CARE MEDICAL GROUP INC LOS ANGELESCADIAGNOSTIC RADIOLOGY 1374 1,269 0.4% (800) 872-2273
32 PIH HEALTH PHYSICIANS WHITTIERCAINTERNAL MEDICINE 606 1,190 0.4% (562) 698-0811
33 CORONA ORTHOPAEDIC ASSOCIATES MEDICAL GROUP INC CORONACAPHYSICIAN ASSISTANT 12 1,164 0.4% (209) 334-6583
34 COMMONS CLINIC MEDICAL GROUP, PC MARINA DEL REYCAORTHOPEDIC SURGERY 21 1,125 0.4% (310) 437-7925
35 BEAVER MEDICAL GROUP P C REDLANDSCAFAMILY PRACTICE 247 1,085 0.3% (909) 294-3682
36 MONTEREY SPINE AND JOINT PC MONTEREYCAPHYSICAL THERAPIST IN PRIVATE PRACTICE 80 1,073 0.3% (831) 648-7200
37 PACIFIC CENTRAL COAST HEALTH CENTERS SANTA MARIACAPHYSICIAN ASSISTANT 249 1,059 0.3% (805) 349-8514
38 PROVIDENCE MEDICAL INSTITUTE TORRANCECAINTERNAL MEDICINE 339 1,048 0.3% (310) 303-7496
39 ELAYNE K GARBER MD A MEDICAL CORPORATION LOS ANGELESCARHEUMATOLOGY 2 1,039 0.3% (310) 854-3539
40 TRI-CITY ORTHOPAEDIC SURGERY MEDICAL GROUP INC. OCEANSIDECAORTHOPEDIC SURGERY 25 1,007 0.3% (760) 724-9000
41 MARSHALL MEDICAL CENTER PLACERVILLECAPHYSICIAN ASSISTANT 154 999 0.3%
42 LUMINIS HEALTH MEDICAL GROUP, LLC ANNAPOLISCAPHYSICIAN ASSISTANT 544 999 0.3% (443) 481-1000
43 PACIFIC ORTHOPAEDIC MEDICAL GROUP INC ALHAMBRACAORTHOPEDIC SURGERY 12 975 0.3% (626) 656-1260
44 SAINT AGNES MEDICAL FOUNDATION FRESNOCAINTERNAL MEDICINE 155 948 0.3% (559) 450-5777
45 CENTRAL CALIFORNIA FACULTY MEDICAL GROUP INC FRESNOCAEMERGENCY MEDICINE 252 947 0.3% (559) 459-6000
46 REGENERATIVE MEDICAL CLINICS OF SO CAL INC. WEST COVINACANURSE PRACTITIONER 2 876 0.3% (626) 965-2334
47 SANTA ROSA ORTHOPAEDIC MEDICAL GROUP, INC. SANTA ROSACAORTHOPEDIC SURGERY 8 869 0.3% 70754619225507
48 CITY OF HOPE MEDICAL FOUNDATION DUARTECANURSE PRACTITIONER 942 849 0.3% (626) 256-4673
49 GLENDALE ADVENTIST MEDICAL CENTER GLENDALECAANESTHESIOLOGY 100 811 0.3% (818) 863-4099
50 NAPA VALLEY ORTHOPAEDIC MEDICAL GROUP INC NAPACAPHYSICIAN ASSISTANT 17 809 0.3% (707) 254-7117
51 DAO MEDICAL GROUP INC GARDEN GROVECAFAMILY PRACTICE 12 809 0.3% (714) 899-2000
52 THE REGENTS OF THE UNIVERSITY OF CALIFORNIA LOS ANGELESCAINTERNAL MEDICINE 1424 806 0.3% (310) 825-7922
53 REGENTS OF THE UNIVERSITY OF CALIFORNIA SACRAMENTOCAFAMILY PRACTICE 561 805 0.3% (916) 734-7777
54 SVMHS CLINICS SALINASCAPHYSICIAN ASSISTANT 245 797 0.2% (831) 422-3636
55 ORTHOPAEDIC ASSOC MEDICAL CLINIC INC VISALIACAORTHOPEDIC SURGERY 11 773 0.2% (559) 733-3346
56 CEDARS-SINAI MEDICAL CENTER WEST HOLLYWOODCANURSE PRACTITIONER 802 763 0.2% (310) 423-3277
57 TAHOE FOREST HOSPITAL DISTRICT TRUCKEECAFAMILY PRACTICE 143 757 0.2% (530) 587-7461
58 REGENTS OF THE UNIV OF CA SACRAMENTOCADIAGNOSTIC RADIOLOGY 1608 756 0.2% (877) 827-7463
59 SYNERGY ORTHOPEDIC SPECIALISTS INC SAN DIEGOCAPHYSICIAN ASSISTANT 67 717 0.2%
60 TORREY PINES ORTHOPAEDIC MEDICAL GROUP INC DEL MARCAPHYSICAL THERAPIST IN PRIVATE PRACTICE 15 663 0.2% 85853510751144
61 RIVERSIDE MEDICAL CLINIC INC RIVERSIDECAFAMILY PRACTICE 175 636 0.2% (951) 683-6370
62 CENTER FOR RHEUMATOLOGY MEDICAL CORPORATION LOS ANGELESCARHEUMATOLOGY 9 636 0.2% (310) 659-7878
63 REGENTS OF THE UNIVERSITY OF CALIFORNIA ORANGECAORTHOPEDIC SURGERY 47 625 0.2% (714) 456-7004
64 ROSEVILLE ORTHOPEDIC GROUP A MEDICAL CORP ROSEVILLECAORTHOPEDIC SURGERY 4 621 0.2% (916) 782-1217
65 BEAR VALLEY COMMUNITY HEALTH CARE DISTRICT BIG BEAR LAKECAPHYSICIAN ASSISTANT 27 614 0.2%
66 UNIVERSITY HEALTHCARE ALLIANCE PLEASANTONCAINTERNAL MEDICINE 332 610 0.2% (925) 462-7060
67 LOMPOC VALLEY MEDICAL CENTER LOMPOCCADIAGNOSTIC RADIOLOGY 90 608 0.2% (805) 737-8700
68 PERMANENTE MEDICAL GROUP INC SANTA CLARACAINTERNAL MEDICINE 10890 606 0.2% (408) 851-1000
69 UNIVERSAL HEALTHCARE SERVICES, INC. BAKERSFIELDCANURSE PRACTITIONER 12 573 0.2% 6615872468308
70 SAMY METYAS M.D. INC COVINACARHEUMATOLOGY 3 560 0.2% (626) 966-1909
71 SONORA COMMUNITY HOSPITAL SONORACAPHYSICIAN ASSISTANT 139 552 0.2%
72 REDWOOD ORTHOPAEDIC SURGERY ASSOCIATES AMC SANTA ROSACAORTHOPEDIC SURGERY 11 543 0.2% (707) 544-3400
73 COMMUNITY ORTHOPEDIC MEDICAL GROUP MISSION VIEJOCAPHYSICIAN ASSISTANT 16 542 0.2% (949) 348-4000
74 ORANGE ORTHOPEDIC MEDICA GP INC THE PROVIDENCE BLDG ORANGECAORTHOPEDIC SURGERY 10 527 0.2% 7145388549103
75 ARTHRITIS CONSULTANTS OF NORTH COUNTY A PROFESSIONAL CORPORATION OCEANSIDECAINTERNAL MEDICINE 3 526 0.2% (760) 724-5800
76 PROVIDENCE FACEY MEDICAL FOUNDATION MISSION HILLSCAFAMILY PRACTICE 320 513 0.2% (818) 365-9531
77 FOLSOM ORTHOPAEDIC SURGERY AND SPORTS INJURY MEDICAL CLINIC, INC. FOLSOMCAORTHOPEDIC SURGERY 4 512 0.2% (916) 983-2307
78 MEDICAL CENTER FOR BONE AND JOINT DISORDERS RANCHO CUCAMONGACAORTHOPEDIC SURGERY 2 509 0.2% (909) 920-0876
79 FACULTY PHYSICIANS AND SURGEONS OF LLUSM LOMA LINDACADIAGNOSTIC RADIOLOGY 1317 502 0.2%
80 SAN MATEO ORTHOPEDIC MEDICAL GROUP INC SAN MATEOCAORTHOPEDIC SURGERY 2 492 0.2% 65034208541021
81 SCOTT COLQUHOUN MD PC TURLOCKCAPHYSICIAN ASSISTANT 3 473 0.1% (209) 224-2720
82 SCOSI ORTHOPEDICS INC CITY OF INDUSTRYCAORTHOPEDIC SURGERY 2 432 0.1% (888) 997-2674
83 UCSF MEDICAL GROUP BUSINESS SERVICES SAN FRANCISCOCADIAGNOSTIC RADIOLOGY 1548 432 0.1% (415) 476-1000
84 ANNA STEINER MEDICAL, INC. FOUNTAIN VALLEYCACHIROPRACTIC 3 430 0.1% (714) 965-5145
85 PROVIDENCE SAINT JOHNS MEDICAL FOUNDATION SANTA MONICACAPHYSICIAN ASSISTANT 287 428 0.1% (310) 829-6789
86 BAY AREA FOOT CARE INC SAN FRANCISCOCAPODIATRY 125 414 0.1% (415) 759-2014
87 AMERICAN ARTHRITIS AND RHEUMATOLOGY ASSOCIATES-CA PC FRESNOCARHEUMATOLOGY 13 410 0.1% (559) 732-9900
88 WESTWOOD MEDICAL GROUP,INC. LOS ANGELESCAINTERNAL MEDICINE 3 397 0.1% (213) 739-0007
89 CENTRAL VALLEY GENERAL HOSPITAL HANFORDCAFAMILY PRACTICE 92 390 0.1%
90 GAREY ORTHOPEDIC MEDICAL GROUP POMONACAPHYSICIAN ASSISTANT 7 383 0.1%
91 CALIFORNIA ORTHOPAEDIC INSTITUTE MEDICAL ASSOCIATES INC SAN DIEGOCAORTHOPEDIC SURGERY 23 372 0.1% (619) 291-8930
92 WASHINGTON TOWNSHIP MEDICAL FOUNDATION FREMONTCACRITICAL CARE (INTENSIVISTS) 120 367 0.1% (510) 248-1000
93 DR.GRAHAM HURVITZ, CORPORATION SANTA BARBARACAPHYSICIAN ASSISTANT 2 365 0.1%
94 UNIVERSITY OF CALIFORNIA SAN FRANCISCO SAN FRANCISCOCADIAGNOSTIC RADIOLOGY 1842 361 0.1% (415) 476-4029
95 COMMUNITY HEALTH PARTNERS FRESNOCAINTERNAL MEDICINE 509 360 0.1% (559) 459-6000
96 ARTHRITIS AND OSTEOPOROSIS MEDICAL CENTER, INC LA PALMACAPHYSICIAN ASSISTANT 9 360 0.1% 7146701340236
97 ALTA ORTHOPAEDIC MEDICAL GROUP INC SANTA BARBARACAPHYSICIAN ASSISTANT 22 359 0.1% (805) 963-9377
98 COUNTY OF SANTA CLARA SAN JOSECAINTERNAL MEDICINE 1001 356 0.1% (408) 885-5000
99 SOUTHERN CALIFORNIA PERMANENTE MEDICAL GROUP LOS ANGELESCAINTERNAL MEDICINE 11157 355 0.1% (800) 954-8000
100 ALVARADO ORTHOPEDIC MEDICAL GROUP INC SAN DIEGOCAORTHOPEDIC 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 →