Thanhan Nguyen, DO
NPI 1366536252 · Family Medicine Physician · Mountain View, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thanhan Nguyen, DO is a Family Medicine Physician provider in Mountain View, CA (NPI 1366536252).
Provider details
- NPI number
- 1366536252
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- 20A9022 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
643 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 222 | $155 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 169 | $198 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 81 | $109 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 70 | $134 |
| Automated Urinalysis Test81003 | 34 | $2 |
| Detection Test By Immunoassay With Direct Visual Observation for Streptococcus, Group a (strep)87880 |
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 |
|---|---|---|
| Fluticasone Propionate | 64 | 63 |
| Cephalexin | 47 | 47 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 43 | 43 |
| Azithromycin | 33 | 33 |
| Ciprofloxacin Hcl | 23 | 23 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 19 | 19 |
| Acetaminophen With Codeinebrand: Acetaminophen-Codeine | 17 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-03
- Last updated
- 2012-02-08
Frequently asked questions
- What is Thanhan Nguyen's NPI number?
- Thanhan Nguyen's National Provider Identifier (NPI) is 1366536252, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thanhan Nguyen's specialty?
- Thanhan Nguyen is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Thanhan Nguyen located?
- Thanhan Nguyen's practice location on file with NPPES is 701 E. El Camino Real, Mountain View, CA 94040-2833.
- What is Thanhan Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Thanhan Nguyen is (650) 934-7800.
- Does Thanhan Nguyen accept Medicare?
- Thanhan Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thanhan Nguyen's NPI active?
- Yes — Thanhan Nguyen's NPI (1366536252) is active in the NPPES registry as of the last update on 2012-02-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.