Tharanga Weerasinghe, MD
NPI 1134655111 · Family Medicine Physician · El Monte, CA
Enrolled with Medicare as Order and Referring Only - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tharanga Weerasinghe, MD is a Family Medicine Physician provider in El Monte, CA (NPI 1134655111).
Provider details
- NPI number
- 1134655111
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A165105 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
9 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 46 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 222 | 95 |
| Metformin Hcl | 134 | 49 |
| Losartan Potassium | 116 | 40 |
| Lisinopril | 111 | 43 |
| Amlodipine Besylate | 100 | 40 |
| Omeprazole | 69 | 33 |
| Gabapentin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$43 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-05-11
- Last updated
- 2022-03-22
- Certified
- 2022-03-22
Frequently asked questions
- What is Tharanga Weerasinghe's NPI number?
- Tharanga Weerasinghe's National Provider Identifier (NPI) is 1134655111, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tharanga Weerasinghe's specialty?
- Tharanga Weerasinghe is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Tharanga Weerasinghe located?
- Tharanga Weerasinghe's practice location on file with NPPES is 10418 Valley Blvd Ste a, El Monte, CA 91731-3600.
- What is Tharanga Weerasinghe's phone number?
- The practice phone number listed in the NPPES registry for Tharanga Weerasinghe is (888) 499-9303.
- Does Tharanga Weerasinghe accept Medicare?
- Tharanga Weerasinghe is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tharanga Weerasinghe's NPI active?
- Yes — Tharanga Weerasinghe's NPI (1134655111) is active in the NPPES registry as of the last update on 2022-03-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.