Donny Tran, MD
NPI 1649319666 · Family Medicine Physician · Tustin, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Donny Tran, MD is a Family Medicine Physician provider in Tustin, CA (NPI 1649319666).
Provider details
- NPI number
- 1649319666
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- C133199 (CA)
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
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Famotidine | 43 | 31 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 40 | 20 |
| Gabapentin | 38 | 29 |
| Lisinopril | 35 | 18 |
| Atorvastatin Calcium | 33 | 21 |
| Ibuprofen | 31 | 28 |
| Ipratropium Bromidebrand: Atrovent Hfa | 27 |
Practice location
Mailing address
Additional practice locations (2)
- 9918 Katella Ave Ste A-CAnaheim, CA 92804-6465Phone: (714) 644-9494Fax: (714) 644-9894
- 11180 Warner Ave Ste 353Fountain Valley, CA 92708-4098Phone: (714) 968-6789Fax: (714) 202-2626
Registry dates
- Enumerated
- 2007-02-06
- Last updated
- 2025-12-17
- Certified
- 2025-12-17
Frequently asked questions
- What is Donny Tran's NPI number?
- Donny Tran's National Provider Identifier (NPI) is 1649319666, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donny Tran's specialty?
- Donny Tran is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Donny Tran located?
- Donny Tran's practice location on file with NPPES is 661 W 1st St Ste G, Tustin, CA 92780-2939.
- What is Donny Tran's phone number?
- The practice phone number listed in the NPPES registry for Donny Tran is (714) 665-9890.
- Does Donny Tran accept Medicare?
- Donny Tran is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Donny Tran's NPI active?
- Yes — Donny Tran's NPI (1649319666) is active in the NPPES registry as of the last update on 2025-12-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.