JAMES R RYBA MD INC
NPI 1245435395
Internal Medicine - Rheumatology in Fountain Valley, CA

Q: What is James R Ryba MD Inc's NPI number?

The NPI number for James R Ryba MD Inc is 1245435395. It was assigned to this organization in the NPPES registry on June 19, 2007.

Q: What is James R Ryba MD Inc's specialty?

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

Active since June 19, 2007

11100 WARNER AVE, #250, FOUNTAIN VALLEY, CA 92708(714) 549-8905(714) 549-8907 Get Directions Write a Review

NPPES record last updated: June 28, 2011. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About James R Ryba Md Inc NPPES

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

JAMES R RYBA MD INC (NPI 1245435395) is a healthcare organization registered as a rheumatology in Fountain Valley, California and active in the NPI registry since June 2007. The organization lists James R Ryba, President, as its authorized official.

NPPES Registry Identity

NPI1245435395

Entity TypeOrganization

Primary Taxonomy207RR0500X

Legal Business NameJAMES R RYBA MD INC

Location Address11100 WARNER AVE, #250Fountain Valley, CA 92708

Mailing Address11100 Warner Ave, #250Fountain Valley, CA 92708 · (714) 549-8905 · Fax (714) 549-8907

Phone(714) 549-8905

Fax(714) 549-8907

Organization SubpartNo

Authorized OfficialJames R RybaPresident · (714) 549-8905

Enumeration DateJune 19, 2007

Last NPPES UpdateJune 28, 2011

✔ NPI 1245435395 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 · C30976

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.

11100 WARNER AVE, Fountain Valley, CA 92708

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Other Identifiers 2

Medicare UPINA34417

Medicare ID-Type UnspecifiedC30976CA

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

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. SAJEET SINGH SAWHNEY M.D.

Internal Medicine (Nephrology)

11100 WARNER AVE, SUITE 218
FOUNTAIN VALLEY, CA 92708

Orange County (714) 641-9696

DR. ROBERT ALLAN DEVEREAUX MD

Family Medicine

11100 WARNER AVE, STE 100
FOUNTAIN VALLEY, CA 92708

Orange County (714) 957-9389

DR. VIJAYALAKSHMI WIJEYAKUMAR M.D.

Internal Medicine (Nephrology)

11100 WARNER AVE, SUITE 212
FOUNTAIN VALLEY, CA 92708

Orange County (714) 641-9696

PLATINUM MEDICAL CARE

Internal Medicine (Nephrology)

11100 WARNER AVE, SUITE 218
FOUNTAIN VALLEY, CA 92708

Orange County (714) 641-9696

FOUNTAIN VALLEY REGIONAL HOSPITAL AND MEDICAL CENTER

Pharmacist (Pharmacotherapy)

11100 WARNER AVE, SUITE 318
FOUNTAIN VALLEY, CA 92708

Orange County (714) 966-7217

SELECT HEALTHCARE SYSTEM, A MEDICAL CORPORATION

Health Maintenance Organization

11100 WARNER AVE, SUITE 152
FOUNTAIN VALLEY, CA 92708

Orange County (714) 343-7575

MRS. TOQUYNH DINH KIEU M.D.

Pediatrics

11100 WARNER AVE, SUITE # 116
FOUNTAIN VALLEY, CA 92708

Orange County (714) 641-0850

DR. AJIT SINGH SAWHNEY M.D.

Internal Medicine (Nephrology)

11100 WARNER AVE, SUITE 212
FOUNTAIN VALLEY, CA 92708

Orange County (714) 641-9696

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 James R Ryba MD Inc's NPI number?

The NPI number for James R Ryba MD Inc is 1245435395. It was assigned to this organization in the NPPES registry on June 19, 2007.

Where is James R Ryba MD Inc located?

James R Ryba MD Inc is located at 11100 Warner Ave #250, Fountain Valley, CA 92708. The listed phone number is (714) 549-8905.

What is James R Ryba MD Inc's specialty?

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

When was this NPI record last updated?

The NPPES record for James R Ryba MD Inc was last updated on June 28, 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.