Catherine Guillen, PA-C
NPI 1578031761 · Physician Assistant · Los Angeles, CA
Catherine Guillen, PA-C is a Physician Assistant provider in Los Angeles, CA (NPI 1578031761).
Provider details
- NPI number
- 1578031761
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- PA56212 (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
7 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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
Registry dates
- Enumerated
- 2018-11-06
- Last updated
- 2020-11-14
- Certified
- 2020-11-14
Frequently asked questions
- What is Catherine Guillen's NPI number?
- Catherine Guillen's National Provider Identifier (NPI) is 1578031761, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Catherine Guillen's specialty?
- Catherine Guillen is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Catherine Guillen located?
- Catherine Guillen's practice location on file with NPPES is 1520 San Pablo St Ste 1000, Los Angeles, CA 90033-5312.
- What is Catherine Guillen's phone number?
- The practice phone number listed in the NPPES registry for Catherine Guillen is (323) 442-5100.
- Is Catherine Guillen's NPI active?
- Yes — Catherine Guillen's NPI (1578031761) is active in the NPPES registry as of the last update on 2020-11-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.