Linda Tsang, M.D.
NPI 1275581001 · Specialist · Covina, CA
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Linda Tsang, M.D. is a Specialist provider in Covina, CA (NPI 1275581001).
Provider details
- NPI number
- 1275581001
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A61696 (CA)
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 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
531 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 206 | $99 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 139 | $137 |
| X-Ray of Chest, 2 Views71046 | 37 | $38 |
| Test to Measure Expiratory Airflow and Volume Initiated By Patient and Evaluated By Provider94016 | 22 | $24 |
| Test to Measure Largest Amount of Air Breathed in an Out94200 | 22 | $17 |
| Test to Examine How Well the Lungs Exchange Gases94729 | 22 | $62 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 90 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 388 | 180 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 349 | 116 |
| Atorvastatin Calcium | 344 | 141 |
| Amlodipine Besylate | 237 | 92 |
| Levothyroxine Sodium | 215 | 87 |
| Losartan Potassium | 212 | 89 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-04
- Last updated
- 2026-01-13
- Certified
- 2026-01-13
Frequently asked questions
- What is Linda Tsang's NPI number?
- Linda Tsang's National Provider Identifier (NPI) is 1275581001, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Linda Tsang's specialty?
- Linda Tsang is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Linda Tsang located?
- Linda Tsang's practice location on file with NPPES is 420 W Rowland St, Covina, CA 91723-2943.
- What is Linda Tsang's phone number?
- The practice phone number listed in the NPPES registry for Linda Tsang is (626) 251-1559.
- Does Linda Tsang accept Medicare?
- Linda Tsang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Linda Tsang's NPI active?
- Yes — Linda Tsang's NPI (1275581001) is active in the NPPES registry as of the last update on 2026-01-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.