Roy Guizado, P.A.-C.
NPI 1023129293 · Physician Assistant · Claremont, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Roy Guizado, P.A.-C. is a Physician Assistant provider in Claremont, CA (NPI 1023129293).
Provider details
- NPI number
- 1023129293
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- P.A.-C.
- Sex
- Male
- Sole proprietor
- No
- License
- PA13551 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Additional practice locations (2)
- 3110 Chino Ave Ste 150bChino Hills, CA 91709-1295Phone: (909) 630-7868Fax: (909) 469-2109
- 2333 Foothill Blvd Ste CLa Verne, CA 91750-3027Phone: (909) 392-6511Fax: (909) 469-2137
Registry dates
- Enumerated
- 2006-08-31
- Last updated
- 2026-02-25
- Certified
- 2026-02-25
Frequently asked questions
- What is Roy Guizado's NPI number?
- Roy Guizado's National Provider Identifier (NPI) is 1023129293, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Roy Guizado's specialty?
- Roy Guizado is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Roy Guizado located?
- Roy Guizado's practice location on file with NPPES is 1601 Monte Vista Ave Ste 190, Claremont, CA 91711-6600.
- What is Roy Guizado's phone number?
- The practice phone number listed in the NPPES registry for Roy Guizado is (909) 865-9977.
- Does Roy Guizado accept Medicare?
- Roy Guizado is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Roy Guizado's NPI active?
- Yes — Roy Guizado's NPI (1023129293) is active in the NPPES registry as of the last update on 2026-02-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.