Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

Radiological Associates of Sacramento Medical Group

Diagnostic Radiology Physician in Carmichael, CA · enumerated 2007 · authorized official Jonathan Breslau, President.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1285815381

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Registry record

Entity type Organization (Type 2)

Legal business name Radiological Associates of Sacramento Medical Group

Practice address 6620 Coyle Ave, 110, Carmichael, CA, 95608

Phone (916) 646-8300

Fax (916) 920-4434

Enumeration date Nov 16, 2007

Last updated in NPPES Oct 26, 2011

Taxonomy & classification

207U00000X Nuclear Medicine Physician Allopathic & Osteopathic Physicians Secondary

2085P0229X Pediatric Radiology Physician Allopathic & Osteopathic Physicians Secondary

2085R0202X Diagnostic Radiology Physician Allopathic & Osteopathic Physicians Primary

2085R0204X Vascular & Interventional Radiology Physician Allopathic & Osteopathic Physicians Secondary

2085U0001X Diagnostic Ultrasound Physician Allopathic & Osteopathic Physicians Secondary

Authorized official

Name Jonathan Breslau

Title President

Phone (916) 646-8300

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

Who is the authorized official for Radiological Associates of Sacramento Medical Group?

NPPES lists Jonathan Breslau (President) as the authorized official for this organization.

What is the NPI number for Radiological Associates of Sacramento Medical Group?

The NPI for Radiological Associates of Sacramento Medical Group is 1285815381, a Type 2 (organization) record in the CMS NPPES registry.

Providers at this address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2011-10-26.