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 CMS42 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).
Medicare fee-for-service covers 49% of Medicare in California; Medicare Advantage penetration 45% → 51% since 2020.
| # | Physician group | City | St | Specialty | Providers | 37252 svcs | Share* | Phone |
|---|---|---|---|---|---|---|---|---|
| 1 | SOUTHERN CALIFORNIA VASCULAR INSTITUTE INC | VISTA | CA | INTERVENTIONAL RADIOLOGY | 4 | 580 | 6.5% | (914) 979-6159 |
| 2 | CENTER FOR ADVANCED CARDIAC AND VASCULAR INTERVENTIONS | TARZANA | CA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 11 | 516 | 5.8% | (818) 905-5904 |
| 3 | VASCULAR CARE SPECIALISTS OF LOS ANGELES | MONTEREY PARK | CA | VASCULAR SURGERY | 2 | 453 | 5.1% | (626) 269-9993 |
| 4 | STANFORD HEALTH CARE | STANFORD | CA | DIAGNOSTIC RADIOLOGY | 3039 | 281 | 3.2% | (650) 723-4000 |
| 5 | VASCULAR INSTITUTE OF CLEVELAND LLC | GARFIELD HEIGHTS | CA | CARDIAC SURGERY | 2 | 271 | 3.0% | (216) 839-0692 |
| 6 | FIRST CHOICE PHYSICIAN PARTNERS | PALM SPRINGS | CA | PHYSICIAN ASSISTANT | 148 | 197 | 2.2% | — |
| 7 | FARSHAD MALEKMEHR MD INC | ENCINO | CA | CARDIAC SURGERY | 2 | 181 | 2.0% | (818) 908-9752 |
| 8 | WEST COAST MEDICINE AND CARDIOLOGY INC | FREMONT | CA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 4 | 175 | 2.0% | (510) 931-4310 |
| 9 | PACIFIC CARDIOVASCULAR AND VEIN INSTITUTE INC | OXNARD | CA | PHYSICIAN ASSISTANT | 5 | 167 | 1.9% | (805) 643-3330 |
| 10 | VASCULAR AND THORACIC ASSOCIATES OF LOS ANGELES | LYNWOOD | CA | VASCULAR SURGERY | 2 | 159 | 1.8% | (562) 698-0271 |
| 11 | PACIFIC VASCUCARE, INC. | LOS ANGELES | CA | VASCULAR SURGERY | 4 | 150 | 1.7% | (213) 201-0850 |
| 12 | POLYXENE GAZETAS KOKINOS MD PC | CAMPBELL | CA | VASCULAR SURGERY | 5 | 133 | 1.5% | (408) 376-3626 |
| 13 | NORTH COAST SURGICAL SPECIALISTS | EUREKA | CA | GENERAL SURGERY | 2 | 125 | 1.4% | (707) 445-3674 |
| 14 | WALLACE G GOSNEY MD AND GILBERT R TURNER MD PTRS | UPLAND | CA | GENERAL SURGERY | 3 | 121 | 1.4% | (909) 920-0525 |
| 15 | ARTEMIS MEDICAL CENTER INC | MONTEBELLO | CA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 2 | 110 | 1.2% | (626) 316-7776 |
| 16 | BASS MEDICAL GROUP | WALNUT CREEK | CA | OTOLARYNGOLOGY | 318 | 108 | 1.2% | — |
| 17 | STOCKTON CARDIOLOGY MEDICAL GROUP COMPLETE HEART CARE INC | STOCKTON | CA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 14 | 108 | 1.2% | — |
| 18 | EISENHOWER MEDICAL CENTER | RANCHO MIRAGE | CA | NURSE PRACTITIONER | 457 | 93 | 1.0% | (760) 340-3911 |
| 19 | MINIMALLY INVASIVE SURGICAL SOLUTIONS MEDICAL CORPORATION | SAN JOSE | CA | INTERVENTIONAL RADIOLOGY | 5 | 89 | 1.0% | (408) 918-0405 |
| 20 | SPEARMAN MD INC | ARROYO GRANDE | CA | DIAGNOSTIC RADIOLOGY | 2 | 88 | 1.0% | (805) 473-8346 |
| 21 | MONTEREY BAY VASCULAR INC | APTOS | CA | GENERAL SURGERY | 3 | 70 | 0.8% | (831) 318-0010 |
| 22 | MISSION SURGICAL CLINIC INC | CORONA | CA | VASCULAR SURGERY | 5 | 67 | 0.8% | (951) 278-8870 |
| 23 | SCRIPPS HEALTH | LA JOLLA | CA | PHYSICIAN ASSISTANT | 1431 | 65 | 0.7% | (858) 455-9100 |
| 24 | COASTAL HEART INC | CHINO | CA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 2 | 65 | 0.7% | (714) 754-1684 |
| 25 | PROVIDENCE MEDICAL FOUNDATION | FULLERTON | CA | PHYSICIAN ASSISTANT | 1455 | 63 | 0.7% | (714) 871-3006 |
| 26 | KEVIN M CASEY MD APMC | SANTA BARBARA | CA | VASCULAR SURGERY | 4 | 47 | 0.5% | 8054568890127 |
| 27 | GENERAL VASCULAR SURGERY MEDICAL GROUP INC | SAN LEANDRO | CA | VASCULAR SURGERY | 5 | 43 | 0.5% | (510) 347-4700 |
| 28 | USC CARE MEDICAL GROUP INC | LOS ANGELES | CA | DIAGNOSTIC RADIOLOGY | 1374 | 42 | 0.5% | (800) 872-2273 |
| 29 | SUTTER BAY MEDICAL FOUNDATION | PALO ALTO | CA | INTERNAL MEDICINE | 3716 | 40 | 0.4% | (415) 600-1020 |
| 30 | EMPIRE VEIN AND VASCULAR SPECIALISTS | RANCHO MIRAGE | CA | VASCULAR SURGERY | 6 | 38 | 0.4% | 76056834613 |
| 31 | ATHAR M. ANSARI M D INC. | EL CENTRO | CA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 2 | 34 | 0.4% | (760) 353-3222 |
| 32 | REGENTS OF THE UNIV OF CA | SACRAMENTO | CA | DIAGNOSTIC RADIOLOGY | 1608 | 30 | 0.3% | (877) 827-7463 |
| 33 | BRADLEY B HILL MD A PROFESSIONAL CORPORATION | CAMPBELL | CA | NURSE PRACTITIONER | 5 | 27 | 0.3% | (708) 979-9082 |
| 34 | EDWARD SAMOURJIAN MEDICAL CORPORATION INC | GLENDALE | CA | PHYSICIAN ASSISTANT | 2 | 24 | 0.3% | (818) 230-6522 |
| 35 | CENTRAL CALIFORNIA FACULTY MEDICAL GROUP INC | FRESNO | CA | EMERGENCY MEDICINE | 252 | 19 | 0.2% | (559) 459-6000 |
| 36 | CEDARS-SINAI MEDICAL CARE FOUNDATION | LOS ANGELES | CA | PHYSICIAN ASSISTANT | 1699 | 17 | 0.2% | (310) 423-0674 |
| 37 | SAN JOAQUIN CARDIOLOGY MEDICAL GROUP INC | STOCKTON | CA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 8 | 15 | 0.2% | (209) 464-7681 |
| 38 | UNIVERSITY SURGEONS OF ORANGE A MEDICAL GROUP | ORANGE | CA | GENERAL SURGERY | 120 | 14 | 0.2% | (714) 634-5549 |
| 39 | SOUTHERN CALIFORNIA MULTI-SPECIALTY CENTER INC | SHERMAN OAKS | CA | VASCULAR SURGERY | 16 | 14 | 0.2% | (818) 900-6480 |
| 40 | REGENTS OF THE UNIVERSITY OF CALIFORNIA | SAN DIEGO | CA | DIAGNOSTIC RADIOLOGY | 2057 | 13 | 0.1% | (800) 926-8273 |
| 41 | OCEAN SKIN AND VEIN INSTITUTE | TORRANCE | CA | DERMATOLOGY | 14 | 12 | 0.1% | (310) 370-5670 |
| 42 | VASCULAR AND INTERVENTIONAL SPECIALISTS OF ORANGE COUNTY, INC. | ORANGE | CA | GENERAL 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 →