Ngan Doan
NPI 1497931125 · Gerontology Nurse Practitioner · Costa Mesa, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ngan Doan is a Gerontology Nurse Practitioner provider in Costa Mesa, CA (NPI 1497931125).
Provider details
- NPI number
- 1497931125
- Entity type
- Individual
- Primary specialty
- Gerontology Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 95012646 (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
18 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 43 | 17 |
| Metformin Hcl | 38 | — |
| Losartan Potassium | 26 | — |
| Levothyroxine Sodium | 25 | — |
| Tamsulosin Hcl | 23 | — |
| Amlodipine Besylate | 21 | 12 |
| Albuterol Sulfate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-01-11
- Last updated
- 2023-01-24
- Certified
- 2023-01-24
Frequently asked questions
- What is Ngan Doan's NPI number?
- Ngan Doan's National Provider Identifier (NPI) is 1497931125, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ngan Doan's specialty?
- Ngan Doan is listed in the NPPES registry with a primary specialty of Gerontology Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ngan Doan located?
- Ngan Doan's practice location on file with NPPES is 2995 Red Hill Ave Ste 200, Costa Mesa, CA 92626-5984.
- What is Ngan Doan's phone number?
- The practice phone number listed in the NPPES registry for Ngan Doan is (949) 279-6519.
- Does Ngan Doan accept Medicare?
- Ngan Doan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ngan Doan's NPI active?
- Yes — Ngan Doan's NPI (1497931125) is active in the NPPES registry as of the last update on 2023-01-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.