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XAVIER J. CARO M.D., A MEDICAL CORPORATION
NPI 1477833853
Internal Medicine - Rheumatology in Northridge, CA

Active since August 17, 2011
18350 ROSCOE BLVD STE 418, NORTHRIDGE, CA 91325(818) 993-0125(818) 993-4319 Get Directions Write a Review

NPPES record last updated: August 26, 2011. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Xavier J. Caro M.d., A Medical Corporation NPPES

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

XAVIER J. CARO M.D., A MEDICAL CORPORATION (NPI 1477833853) is a healthcare organization registered as a rheumatology in Northridge, California and active in the NPI registry since August 2011. The organization lists Xavier Joseph Caro, Owner, as its authorized official.

NPPES Registry Identity

NPI1477833853
Entity TypeOrganization
Primary Taxonomy207RR0500X
Legal Business NameXAVIER J. CARO M.D., A MEDICAL CORPORATION
Location Address18350 ROSCOE BLVD STE 418Northridge, CA 91325-4174
Mailing Address18350 Roscoe Blvd Ste 418Northridge, CA 91325-4174 · (818) 993-0125 · Fax (818) 993-4319
Phone(818) 993-0125
Fax(818) 993-4319
Organization SubpartNo
Authorized OfficialXavier Joseph CaroOwner · (818) 993-0125
Enumeration DateAugust 17, 2011
Last NPPES UpdateAugust 26, 2011
✔ NPI 1477833853 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians
Taxonomy Code207RR0500X
License✔ Licensed in CA · G28544
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.
18350 ROSCOE BLVD STE 418, Northridge, CA 91325
Open in Google Maps ↗

Other Identifiers 1

Medicare PING28544CA

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)

Xavier J. Caro M.d., A Medical Corporation 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 Xavier J. Caro M.D., A Medical Corporation, which bills Medicare for the services this clinician delivers.

Clinician (1)

Xavier Caro, M.D
Rheumatology
NPI 1477656353
18350 ROSCOE BLVD SUITE 418
Northridge, CA 91325
(818) 993-0125
✔ PECOS✔ Accepts MedicareSame address

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 Xavier J. Caro M.D., A Medical Corporation's NPI number?

The NPI number for Xavier J. Caro M.D., A Medical Corporation is 1477833853. It was assigned to this organization in the NPPES registry on August 17, 2011.

Where is Xavier J. Caro M.D., A Medical Corporation located?

Xavier J. Caro M.D., A Medical Corporation is located at 18350 Roscoe Blvd Ste 418, Northridge, CA 91325. The listed phone number is (818) 993-0125.

What is Xavier J. Caro M.D., A Medical Corporation's specialty?

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

Is Xavier J. Caro M.D., A Medical Corporation enrolled in Medicare?

Yes. Xavier J. Caro M.D., A Medical Corporation is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Xavier J. Caro M.D., A Medical Corporation?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Rheumatology) reassigns their Medicare billing to Xavier J. Caro M.D., A Medical Corporation. 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 Xavier J. Caro M.D., A Medical Corporation was last updated on August 26, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.