Annastasia Masso
NPI 1881374809 · Certified Registered Nurse Anesthetist · San Diego, CA
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Annastasia Masso is a Certified Registered Nurse Anesthetist provider in San Diego, CA (NPI 1881374809).
Provider details
- NPI number
- 1881374809
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- L6-0A10938 (DE)
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
2 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
- 2023-07-24
- Last updated
- 2024-05-02
- Certified
- 2024-05-02
Frequently asked questions
- What is Annastasia Masso's NPI number?
- Annastasia Masso's National Provider Identifier (NPI) is 1881374809, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Annastasia Masso's specialty?
- Annastasia Masso is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Annastasia Masso located?
- Annastasia Masso's practice location on file with NPPES is 34800 Bob Wilson Dr, San Diego, CA 92134.
- What is Annastasia Masso's phone number?
- The practice phone number listed in the NPPES registry for Annastasia Masso is (302) 345-7707.
- Does Annastasia Masso accept Medicare?
- Annastasia Masso is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Annastasia Masso's NPI active?
- Yes — Annastasia Masso's NPI (1881374809) is active in the NPPES registry as of the last update on 2024-05-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.