Townson Tsai, MD
NPI 1316018369 · Infectious Disease Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Townson Tsai, MD is a Infectious Disease Physician provider in Los Angeles, CA (NPI 1316018369).
Provider details
- NPI number
- 1316018369
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A66050 (CA)
Specialties & taxonomies
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
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 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Testosterone | 47 | — |
| Rosuvastatin Calcium | 43 | 17 |
| Fluconazole | 31 | 11 |
| Cephalexin | 28 | 14 |
| Doxycycline Monohydrate | 27 | 11 |
| Azithromycin | 18 | — |
| Amoxicillin | 16 | — |
| Albuterol Sulfate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-13
- Last updated
- 2021-11-30
Frequently asked questions
- What is Townson Tsai's NPI number?
- Townson Tsai's National Provider Identifier (NPI) is 1316018369, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Townson Tsai's specialty?
- Townson Tsai is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Townson Tsai located?
- Townson Tsai's practice location on file with NPPES is 4733 W Sunset Blvd, Los Angeles, CA 90027-6021.
- What is Townson Tsai's phone number?
- The practice phone number listed in the NPPES registry for Townson Tsai is (323) 783-4011.
- Does Townson Tsai accept Medicare?
- Townson Tsai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Townson Tsai's NPI active?
- Yes — Townson Tsai's NPI (1316018369) is active in the NPPES registry as of the last update on 2021-11-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.