RHEUMATOLOGY ASSOCIATES OF SOUTHERN CALIFORNIA
NPI 1871868299
Internal Medicine - Rheumatology in Santa Clarita, CA

Q: What is Rheumatology Associates Of Southern California's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Active since March 19, 2012

23206 LYONS AVENUE, SUITE 106, SANTA CLARITA, CA 91321(661) 505-9901(661) 505-9902 Get Directions Write a Review

NPPES record last updated: June 5, 2013. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Rheumatology Associates Of Southern California NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

RHEUMATOLOGY ASSOCIATES OF SOUTHERN CALIFORNIA (NPI 1871868299) is a healthcare organization registered as a rheumatology in Santa Clarita, California and active in the NPI registry since March 2012. The organization lists Amir Moldovan, President, as its authorized official.

NPPES Registry Identity

NPI1871868299

Entity TypeOrganization

Primary Taxonomy207RR0500X

Legal Business NameRHEUMATOLOGY ASSOCIATES OF SOUTHERN CALIFORNIA

Location Address23206 LYONS AVENUE, SUITE 106Santa Clarita, CA 91321-2671

Mailing Address23206 Lyons Avenue, Suite 106Santa Clarita, CA 91321-2671 · (661) 505-9901 · Fax (661) 505-9902

Phone(661) 505-9901

Fax(661) 505-9902

Organization SubpartNo

Authorized OfficialAmir MoldovanPresident · (661) 505-9901

Enumeration DateMarch 19, 2012

Last NPPES UpdateJune 5, 2013

✔ NPI 1871868299 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians

Taxonomy Code207RR0500X

Definition

An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.

23206 LYONS AVENUE, Santa Clarita, CA 91321

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Other Identifiers 1

OtherGC956ACA · Medicare Ptan

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Rheumatology Associates Of Southern California is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Rheumatology Associates Of Southern California, which bills Medicare for the services this clinician delivers.

Clinician (1)

Amir Moldovan, MD

Rheumatology

NPI 1295777837

23206 LYONS AVENUE SUITE 106
Santa Clarita, CA 92321

(661) 505-9901

✔ PECOS✔ Accepts Medicare79 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Rheumatology Associates Of Southern California's NPI number?

The NPI number for Rheumatology Associates Of Southern California is 1871868299. It was assigned to this organization in the NPPES registry on March 19, 2012.

Where is Rheumatology Associates Of Southern California located?

Rheumatology Associates Of Southern California is located at 23206 Lyons Avenue Suite 106, Santa Clarita, CA 91321. The listed phone number is (661) 505-9901.

What is Rheumatology Associates Of Southern California's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Is Rheumatology Associates Of Southern California enrolled in Medicare?

Yes. Rheumatology Associates Of Southern California is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Rheumatology Associates Of Southern California?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Rheumatology) reassigns their Medicare billing to Rheumatology Associates Of Southern California. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Rheumatology Associates Of Southern California was last updated on June 5, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.