Thiennu Vu, MD
NPI 1275549438 · Pulmonary Disease Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thiennu Vu, MD is a Pulmonary Disease Physician provider in San Francisco, CA (NPI 1275549438).
Provider details
- NPI number
- 1275549438
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- G75665 (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 tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
163 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 96 | $162 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 67 | $109 |
Typical Medicare-allowed amounts for these services range $109–$162 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
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 |
|---|---|---|
| Tiotropium Bromidebrand: Spiriva Respimat | 64 | 16 |
| Montelukast Sodium | 57 | 14 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 40 | 13 |
| Umeclidinium Bromidebrand: Incruse Ellipta | 35 | 11 |
| Prednisone | 25 | 13 |
| Fluticasone Propion/Salmeterolbrand: Advair Hfa | 23 | — |
Practice location
Mailing address
Additional practice locations (1)
- 1001 Potrero AvenueRm 5k1San Francisco, CA 94110-3518Phone: (415) 206-8314Fax: (415) 695-1551
Registry dates
- Enumerated
- 2006-07-31
- Last updated
- 2023-08-04
- Certified
- 2023-08-04
Frequently asked questions
- What is Thiennu Vu's NPI number?
- Thiennu Vu's National Provider Identifier (NPI) is 1275549438, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thiennu Vu's specialty?
- Thiennu Vu is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Thiennu Vu located?
- Thiennu Vu's practice location on file with NPPES is 2330 Post Street #420, San Francisco, CA 94115.
- What is Thiennu Vu's phone number?
- The practice phone number listed in the NPPES registry for Thiennu Vu is (415) 885-7755.
- Does Thiennu Vu accept Medicare?
- Thiennu Vu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thiennu Vu's NPI active?
- Yes — Thiennu Vu's NPI (1275549438) is active in the NPPES registry as of the last update on 2023-08-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.