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Medicare California · CY2024

Who bills the most Ultrasound evaluation of blood vessel with review by radiologist, initial vessel (37252) to Medicare in California?

Medicare Part B FFS · CY2024 · as published by CMS
42
Billing groups
4,876
Named-group FFS services
$14,946,274
Named-group submitted charges
$3,065
Avg charge / service
$773
Avg allowed / service
43%
Top-5 concentration
0%
Independent share

42 physician groups billed Ultrasound evaluation of blood vessel with review by radiologist, initial vessel (37252) to Medicare fee-for-service in California in 2024; the top five named groups hold 43% of that volume, and independent (non-hospital-affiliated) groups deliver 0%.

37252 — Ultrasound evaluation of blood vessel with review by radiologist, initial vessel · 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 37252 svcs Share*Phone
1 SOUTHERN CALIFORNIA VASCULAR INSTITUTE INC VISTACAINTERVENTIONAL RADIOLOGY 4 580 6.5% (914) 979-6159
2 CENTER FOR ADVANCED CARDIAC AND VASCULAR INTERVENTIONS TARZANACACARDIOVASCULAR DISEASE (CARDIOLOGY) 11 516 5.8% (818) 905-5904
3 VASCULAR CARE SPECIALISTS OF LOS ANGELES MONTEREY PARKCAVASCULAR SURGERY 2 453 5.1% (626) 269-9993
4 STANFORD HEALTH CARE STANFORDCADIAGNOSTIC RADIOLOGY 3039 281 3.2% (650) 723-4000
5 VASCULAR INSTITUTE OF CLEVELAND LLC GARFIELD HEIGHTSCACARDIAC SURGERY 2 271 3.0% (216) 839-0692
6 FIRST CHOICE PHYSICIAN PARTNERS PALM SPRINGSCAPHYSICIAN ASSISTANT 148 197 2.2%
7 FARSHAD MALEKMEHR MD INC ENCINOCACARDIAC SURGERY 2 181 2.0% (818) 908-9752
8 WEST COAST MEDICINE AND CARDIOLOGY INC FREMONTCACARDIOVASCULAR DISEASE (CARDIOLOGY) 4 175 2.0% (510) 931-4310
9 PACIFIC CARDIOVASCULAR AND VEIN INSTITUTE INC OXNARDCAPHYSICIAN ASSISTANT 5 167 1.9% (805) 643-3330
10 VASCULAR AND THORACIC ASSOCIATES OF LOS ANGELES LYNWOODCAVASCULAR SURGERY 2 159 1.8% (562) 698-0271
11 PACIFIC VASCUCARE, INC. LOS ANGELESCAVASCULAR SURGERY 4 150 1.7% (213) 201-0850
12 POLYXENE GAZETAS KOKINOS MD PC CAMPBELLCAVASCULAR SURGERY 5 133 1.5% (408) 376-3626
13 NORTH COAST SURGICAL SPECIALISTS EUREKACAGENERAL SURGERY 2 125 1.4% (707) 445-3674
14 WALLACE G GOSNEY MD AND GILBERT R TURNER MD PTRS UPLANDCAGENERAL SURGERY 3 121 1.4% (909) 920-0525
15 ARTEMIS MEDICAL CENTER INC MONTEBELLOCACARDIOVASCULAR DISEASE (CARDIOLOGY) 2 110 1.2% (626) 316-7776
16 BASS MEDICAL GROUP WALNUT CREEKCAOTOLARYNGOLOGY 318 108 1.2%
17 STOCKTON CARDIOLOGY MEDICAL GROUP COMPLETE HEART CARE INC STOCKTONCACARDIOVASCULAR DISEASE (CARDIOLOGY) 14 108 1.2%
18 EISENHOWER MEDICAL CENTER RANCHO MIRAGECANURSE PRACTITIONER 457 93 1.0% (760) 340-3911
19 MINIMALLY INVASIVE SURGICAL SOLUTIONS MEDICAL CORPORATION SAN JOSECAINTERVENTIONAL RADIOLOGY 5 89 1.0% (408) 918-0405
20 SPEARMAN MD INC ARROYO GRANDECADIAGNOSTIC RADIOLOGY 2 88 1.0% (805) 473-8346
21 MONTEREY BAY VASCULAR INC APTOSCAGENERAL SURGERY 3 70 0.8% (831) 318-0010
22 MISSION SURGICAL CLINIC INC CORONACAVASCULAR SURGERY 5 67 0.8% (951) 278-8870
23 SCRIPPS HEALTH LA JOLLACAPHYSICIAN ASSISTANT 1431 65 0.7% (858) 455-9100
24 COASTAL HEART INC CHINOCACARDIOVASCULAR DISEASE (CARDIOLOGY) 2 65 0.7% (714) 754-1684
25 PROVIDENCE MEDICAL FOUNDATION FULLERTONCAPHYSICIAN ASSISTANT 1455 63 0.7% (714) 871-3006
26 KEVIN M CASEY MD APMC SANTA BARBARACAVASCULAR SURGERY 4 47 0.5% 8054568890127
27 GENERAL VASCULAR SURGERY MEDICAL GROUP INC SAN LEANDROCAVASCULAR SURGERY 5 43 0.5% (510) 347-4700
28 USC CARE MEDICAL GROUP INC LOS ANGELESCADIAGNOSTIC RADIOLOGY 1374 42 0.5% (800) 872-2273
29 SUTTER BAY MEDICAL FOUNDATION PALO ALTOCAINTERNAL MEDICINE 3716 40 0.4% (415) 600-1020
30 EMPIRE VEIN AND VASCULAR SPECIALISTS RANCHO MIRAGECAVASCULAR SURGERY 6 38 0.4% 76056834613
31 ATHAR M. ANSARI M D INC. EL CENTROCACARDIOVASCULAR DISEASE (CARDIOLOGY) 2 34 0.4% (760) 353-3222
32 REGENTS OF THE UNIV OF CA SACRAMENTOCADIAGNOSTIC RADIOLOGY 1608 30 0.3% (877) 827-7463
33 BRADLEY B HILL MD A PROFESSIONAL CORPORATION CAMPBELLCANURSE PRACTITIONER 5 27 0.3% (708) 979-9082
34 EDWARD SAMOURJIAN MEDICAL CORPORATION INC GLENDALECAPHYSICIAN ASSISTANT 2 24 0.3% (818) 230-6522
35 CENTRAL CALIFORNIA FACULTY MEDICAL GROUP INC FRESNOCAEMERGENCY MEDICINE 252 19 0.2% (559) 459-6000
36 CEDARS-SINAI MEDICAL CARE FOUNDATION LOS ANGELESCAPHYSICIAN ASSISTANT 1699 17 0.2% (310) 423-0674
37 SAN JOAQUIN CARDIOLOGY MEDICAL GROUP INC STOCKTONCACARDIOVASCULAR DISEASE (CARDIOLOGY) 8 15 0.2% (209) 464-7681
38 UNIVERSITY SURGEONS OF ORANGE A MEDICAL GROUP ORANGECAGENERAL SURGERY 120 14 0.2% (714) 634-5549
39 SOUTHERN CALIFORNIA MULTI-SPECIALTY CENTER INC SHERMAN OAKSCAVASCULAR SURGERY 16 14 0.2% (818) 900-6480
40 REGENTS OF THE UNIVERSITY OF CALIFORNIA SAN DIEGOCADIAGNOSTIC RADIOLOGY 2057 13 0.1% (800) 926-8273
41 OCEAN SKIN AND VEIN INSTITUTE TORRANCECADERMATOLOGY 14 12 0.1% (310) 370-5670
42 VASCULAR AND INTERVENTIONAL SPECIALISTS OF ORANGE COUNTY, INC. ORANGECAGENERAL SURGERY 8 12 0.1% (714) 560-4450

*Share of California's disclosed Medicare-FFS services for 37252, counted once per clinician. Volume is placed in the state it was billed from, so this page ranks the groups actually billing 37252 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 →