Lorraine Peng, NP
NPI 1033931993 · Psychiatric/Mental Health Nurse Practitioner · San Diego, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lorraine Peng, NP is a Psychiatric/Mental Health Nurse Practitioner provider in San Diego, CA (NPI 1033931993).
Provider details
- NPI number
- 1033931993
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 95032630 (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
1 yr 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
- 2024-10-30
- Last updated
- 2025-04-25
- Certified
- 2025-04-25
Frequently asked questions
- What is Lorraine Peng's NPI number?
- Lorraine Peng's National Provider Identifier (NPI) is 1033931993, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lorraine Peng's specialty?
- Lorraine Peng is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Lorraine Peng located?
- Lorraine Peng's practice location on file with NPPES is 3900 5th Ave Ste 300, San Diego, CA 92103-3138.
- What is Lorraine Peng's phone number?
- The practice phone number listed in the NPPES registry for Lorraine Peng is (858) 554-1212.
- Does Lorraine Peng accept Medicare?
- Lorraine Peng is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lorraine Peng's NPI active?
- Yes — Lorraine Peng's NPI (1033931993) is active in the NPPES registry as of the last update on 2025-04-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.