Peter Underwood, MSN FNP- BC
NPI 1548069297 · Family Nurse Practitioner · Pasadena, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Peter Underwood, MSN FNP- BC is a Family Nurse Practitioner provider in Pasadena, CA (NPI 1548069297).
Provider details
- NPI number
- 1548069297
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- MSN FNP- BC
- Sex
- Male
- Sole proprietor
- Yes
- License
- NP95032901 (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
- 2025-03-13
- Last updated
- 2025-03-13
- Certified
- 2025-03-13
Frequently asked questions
- What is Peter Underwood's NPI number?
- Peter Underwood's National Provider Identifier (NPI) is 1548069297, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Peter Underwood's specialty?
- Peter Underwood is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Peter Underwood located?
- Peter Underwood's practice location on file with NPPES is 556 S Fair Oaks Ave # 101-249, Pasadena, CA 91105-2656.
- What is Peter Underwood's phone number?
- The practice phone number listed in the NPPES registry for Peter Underwood is (626) 482-0290.
- Does Peter Underwood accept Medicare?
- Peter Underwood is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Peter Underwood's NPI active?
- Yes — Peter Underwood's NPI (1548069297) is active in the NPPES registry as of the last update on 2025-03-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.