Ellen Lambert, PMHNP
NPI 1538891312 · Psychiatric/Mental Health Nurse Practitioner · Oceanside, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ellen Lambert, PMHNP is a Psychiatric/Mental Health Nurse Practitioner provider in Oceanside, CA (NPI 1538891312).
Provider details
- NPI number
- 1538891312
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PMHNP
- Sex
- Female
- Sole proprietor
- No
- License
- 11019172 (FL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
4 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
- 2022-06-29
- Last updated
- 2025-01-17
- Certified
- 2025-01-17
Frequently asked questions
- What is Ellen Lambert's NPI number?
- Ellen Lambert's National Provider Identifier (NPI) is 1538891312, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ellen Lambert's specialty?
- Ellen Lambert is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ellen Lambert located?
- Ellen Lambert's practice location on file with NPPES is 200 Mercy Circle, Oceanside, CA 92055.
- What is Ellen Lambert's phone number?
- The practice phone number listed in the NPPES registry for Ellen Lambert is (760) 725-1288.
- Does Ellen Lambert accept Medicare?
- Ellen Lambert is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ellen Lambert's NPI active?
- Yes — Ellen Lambert's NPI (1538891312) is active in the NPPES registry as of the last update on 2025-01-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.