Hayat Mousa, MD
NPI 1821083338 · Pediatric Gastroenterology Physician · San Diego, CA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hayat Mousa, MD is a Pediatric Gastroenterology Physician provider in San Diego, CA (NPI 1821083338).
Provider details
- NPI number
- 1821083338
- Entity type
- Individual
- Primary specialty
- Pediatric Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 35065608 (OH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2005-09-12
- Last updated
- 2017-05-03
Frequently asked questions
- What is Hayat Mousa's NPI number?
- Hayat Mousa's National Provider Identifier (NPI) is 1821083338, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hayat Mousa's specialty?
- Hayat Mousa is listed in the NPPES registry with a primary specialty of Pediatric Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Hayat Mousa located?
- Hayat Mousa's practice location on file with NPPES is 8110 Birmingham Way, San Diego, CA 92123-2758.
- What is Hayat Mousa's phone number?
- The practice phone number listed in the NPPES registry for Hayat Mousa is (858) 966-4003.
- Does Hayat Mousa accept Medicare?
- Hayat Mousa is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hayat Mousa's NPI active?
- Yes — Hayat Mousa's NPI (1821083338) is active in the NPPES registry as of the last update on 2017-05-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.