Allyssa Marie Montemayor, DNP
NPI 1356038921 · Family Nurse Practitioner · Palo Alto, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Allyssa Marie Montemayor, DNP is a Family Nurse Practitioner provider in Palo Alto, CA (NPI 1356038921).
Provider details
- NPI number
- 1356038921
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- DNP
- Sex
- Female
- Sole proprietor
- No
- License
- 95024706 (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
3 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
- 2023-04-24
- Last updated
- 2023-04-24
- Certified
- 2023-04-22
Frequently asked questions
- What is Allyssa Marie Montemayor's NPI number?
- Allyssa Marie Montemayor's National Provider Identifier (NPI) is 1356038921, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Allyssa Marie Montemayor's specialty?
- Allyssa Marie Montemayor is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Allyssa Marie Montemayor located?
- Allyssa Marie Montemayor's practice location on file with NPPES is 3801 Miranda Ave, Palo Alto, CA 94304-1207.
- What is Allyssa Marie Montemayor's phone number?
- The practice phone number listed in the NPPES registry for Allyssa Marie Montemayor is (659) 493-5000.
- Does Allyssa Marie Montemayor accept Medicare?
- Allyssa Marie Montemayor is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Allyssa Marie Montemayor's NPI active?
- Yes — Allyssa Marie Montemayor's NPI (1356038921) is active in the NPPES registry as of the last update on 2023-04-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.