Mary Messina, CRNA
NPI 1487891586 · 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)
Mary Messina, CRNA is a Certified Registered Nurse Anesthetist provider in San Diego, CA (NPI 1487891586).
Provider details
- NPI number
- 1487891586
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNA
- Sex
- Female
- Sole proprietor
- Yes
- License
- 081253 (NY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
17 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
- 2009-01-11
- Last updated
- 2021-11-30
- Certified
- 2021-11-30
Frequently asked questions
- What is Mary Messina's NPI number?
- Mary Messina's National Provider Identifier (NPI) is 1487891586, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Messina's specialty?
- Mary Messina is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Messina located?
- Mary Messina's practice location on file with NPPES is 4647 Zion Ave, San Diego, CA 92120-2507.
- What is Mary Messina's phone number?
- The practice phone number listed in the NPPES registry for Mary Messina is (619) 528-5000.
- Does Mary Messina accept Medicare?
- Mary Messina is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Messina's NPI active?
- Yes — Mary Messina's NPI (1487891586) is active in the NPPES registry as of the last update on 2021-11-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.