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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. CHARLES M WALWORTH MD
NPI 1629057625
Specialist in Fountain Valley, CA

Active since January 10, 2006
11190 WARNER AVE, SUITE 411, FOUNTAIN VALLEY, CA 92708(714) 751-5800(714) 751-5860 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Charles M Walworth Md NPPES

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

DR. CHARLES M WALWORTH MD (NPI 1629057625) is an individual specialist in Fountain Valley, California, licensed in California (G83332) and active in the NPI registry since January 2006.

NPPES Registry Identity

NPI1629057625
Entity TypeIndividualMale
Primary Taxonomy174400000X
Provider Legal NameDR. CHARLES M WALWORTHCredential: MD
Location Address11190 WARNER AVE, SUITE 411Fountain Valley, CA 92708-4019
Mailing Address1380 Hillcrest DrLaguna Beach, CA 92651-1447 · (949) 376-5731
Phone(714) 751-5800
Fax(714) 751-5860
Sole ProprietorNo
Enumeration DateJanuary 10, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1629057625 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
License✔ Licensed in CA · G83332
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
11190 WARNER AVE, Fountain Valley, CA 92708
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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.

TIEN T NGUYEN M.D. INC.
Neurological Surgery
11190 WARNER AVE, SUITE 305
FOUNTAIN VALLEY, CA 92708
Orange County (714) 433-2000
SLEEP & RESEARCH CENTER OF FOUNTAIN VALLEY
Physiological Laboratory
11190 WARNER AVE, SUITE 401
FOUNTAIN VALLEY, CA 92708
Orange County (714) 979-2999
RICHARD YD LIN
Orthopaedic Surgery (Orthopaedic Surgery of the Spine)
11190 WARNER AVE, SUITE 306
FOUNTAIN VALLEY, CA 92708
Orange County (714) 432-9990
KRIS TON PA-C
Physician Assistant (Surgical)
11190 WARNER AVE, SUITE 300
FOUNTAIN VALLEY, CA 92708
Orange County (714) 241-7000
SPECIALTY SURGERY CENTER AT FOUNTAIN VALLEY REGIONAL HOSPITAL LLC
Clinic/Center (Ambulatory Surgical)
11190 WARNER AVE, SUITE 212
FOUNTAIN VALLEY, CA 92708
Orange County (714) 427-0880
AMOS YI PA-C
Physician Assistant (Surgical)
11190 WARNER AVE, SUITE 305
FOUNTAIN VALLEY, CA 92708
Orange County (714) 433-2000
AFSHAN ASHRAF ALI M.D.
Pediatrics (Pediatric Hematology-Oncology)
11190 WARNER AVE, SUITE 307
FOUNTAIN VALLEY, CA 92708
Orange County (714) 545-6400
RAM MUDIYAM MD INC
Orthopaedic Surgery
11190 WARNER AVE, SUITE 310
FOUNTAIN VALLEY, CA 92708
Orange County (714) 979-2401

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 Charles Walworth's NPI number?

The NPI number for Charles Walworth is 1629057625. It was assigned to this individual provider in the NPPES registry on January 10, 2006.

Where is Charles Walworth located?

Charles Walworth practices at 11190 Warner Ave Suite 411, Fountain Valley, CA 92708. The listed phone number is (714) 751-5800.

What is Charles Walworth's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

When was this NPI record last updated?

The NPPES record for Charles Walworth was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 24 days 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.