MR. ANDREW DUNCAN PENN RN, NP, CNS
NPI 1861564312
Nurse Practitioner - Psychiatric/Mental Health in La Jolla, CA
About Mr. Andrew Duncan Penn Rn, Np, Cns NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. ANDREW DUNCAN PENN RN, NP, CNS (NPI 1861564312) is an individual psychiatric/mental health provider in La Jolla, California, licensed in California (15914) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 4
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mr. Andrew Duncan Penn Rn, Np, Cns is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Andrew Penn reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
La Jolla, CA 92037
- Reassigned Medicare billing, California enrollment
- 19 clinicians in this Medicare group
Fremont, CA 94538
- Reassigned Medicare billing, California enrollment
- 31 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 92037 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LA JOLLA, CA 92037
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Andrew Penn's NPI number?
The NPI number for Andrew Penn is 1861564312. It was assigned to this individual provider in the NPPES registry on November 13, 2006.
Where is Andrew Penn located?
Andrew Penn practices at 4180 La Jolla Village Dr Ste 240-250, La Jolla, CA 92037. The listed phone number is (415) 793-9240.
What is Andrew Penn's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Andrew Penn enrolled in Medicare?
Yes. Andrew Penn is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Andrew Penn's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Andrew Penn reassigns Medicare benefits to 2 organizations: Center For Neurohealth, Inc. (La Jolla, CA) and Ocean Psychiatry Inc (Fremont, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Andrew Penn's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Andrew Penn was last updated on November 5, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Mr. Andrew Duncan Penn, RN, NP, CNS · NPI 1861564312
Psychiatric/Mental Health physician in La Jolla, California. Individual provider, active in the CMS NPPES registry since November 13, 2006.
## Identity
- **NPI:** 1861564312 (Entity type: Individual)
- **Enumerated:** November 13, 2006
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** 15914 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 4180 LA JOLLA VILLAGE DR STE 240-250, La Jolla, CA 92037-1402
- **Phone:** (415) 793-9240
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Center For Neurohealth, Inc. (NPI 1154864874, La Jolla, CA); Ocean Psychiatry Inc (NPI 1396306338, Fremont, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** November 5, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1861564312) · Data from the CMS NPPES public registry.