Rosa Guillen, PMHNP-BC
NPI 1952777989 · Psychiatric/Mental Health Nurse Practitioner · Santa Ana, CA
Rosa Guillen, PMHNP-BC is a Psychiatric/Mental Health Nurse Practitioner provider in Santa Ana, CA (NPI 1952777989).
Provider details
- NPI number
- 1952777989
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PMHNP-BC
- Sex
- Female
- Sole proprietor
- Yes
- License
- 95034068 (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
10 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
- 2015-08-13
- Last updated
- 2025-08-19
- Certified
- 2025-08-19
Frequently asked questions
- What is Rosa Guillen's NPI number?
- Rosa Guillen's National Provider Identifier (NPI) is 1952777989, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rosa Guillen's specialty?
- Rosa Guillen is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Rosa Guillen located?
- Rosa Guillen's practice location on file with NPPES is 600 W Santa Ana Blvd Ste 405, Santa Ana, CA 92701-4544.
- What is Rosa Guillen's phone number?
- The practice phone number listed in the NPPES registry for Rosa Guillen is (714) 834-3101.
- Is Rosa Guillen's NPI active?
- Yes — Rosa Guillen's NPI (1952777989) is active in the NPPES registry as of the last update on 2025-08-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.