Thushari Wijesinghe, MD
Family Medicine Physician · Oxnard, CA
Thushari Wijesinghe, MD is a family medicine physician with a practice address in Oxnard, California, and NPI 1164080214, issued on Jun 4, 2019. Check the license (California A177017, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Thushari Wijesinghe
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A177017 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1700 N Rose Ave Ste 210, Oxnard, CA 93030
- Phone
- (805) 384-8071
- Enumerated
- Jun 4, 2019
- Record last updated
- Feb 19, 2026
- Fax
- (805) 983-0803
- Medicare enrollment
- Enrolled (PECOS I20221109001265); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 1700 N Rose Ave Ste 210
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sicen Coleman, FNPFamily Nurse Practitioner1255711552
Verify Thushari Wijesinghe in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A177017Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
44% fewer Medicare Part D claims than the average family medicine physician in 2024
1,978 Medicare Part D claims for 523 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 15 claims were for opioids.
Most prescribed
- Atorvastatin Calcium131 claims
- Losartan Potassium124 claims
- Amlodipine Besylate113 claims
- Lisinopril90 claims
- Metformin Hcl65 claims
- Rosuvastatin Calcium63 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through 2 group practices
- Dignity Health Medical FoundationOxnard, CA
- Southern California Permanente Medical GroupOxnard, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Thushari Wijesinghe among 17,133 family medicine physician records in California
Thushari Wijesinghe, MD is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 85% of them.
- NPI issued2019 · 85% of these records are older, 12% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2012 · median 2005 among the 10,652 with a school on file
- Record last updated2026 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
74 family medicine physician records list a practice address in Oxnard
They are 74 of the 3,211 NPPES records with a practice address in Oxnard, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Oxnard → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Theresa Enriquez, M.D.Oxnard, CA 930301679514202
- Shahram Fatemi, M.D.Oxnard, CA 930301245284686
- Suzanne Fussell, MDOxnard, CA 930301942394457
- Michael Huff, MDOxnard, CA 930301538153242
- Marinor Isidoro-Torres, M.D.Oxnard, CA 930301861467292
- Shilpa Jindani, MDOxnard, CA 930301669485322
- Koji Kubo, M.D.Oxnard, CA 930301295745180
- James Lin, M.D.Oxnard, CA 930301376568410
Common questions
What is Thushari Wijesinghe, MD's NPI number?
Thushari Wijesinghe, MD's National Provider Identifier (NPI) is 1164080214, issued on Jun 4, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Thushari Wijesinghe, MD located?
The NPPES record lists a practice address at 1700 N Rose Ave Ste 210, Oxnard, CA, 93030. Phone: (805) 384-8071. Providers update this record themselves, so call before visiting.
How can I verify Thushari Wijesinghe, MD's license?
NPPES lists California license number A177017, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Thushari Wijesinghe, MD prescribe under Medicare Part D?
In 2024, Thushari Wijesinghe, MD had 1,978 Medicare Part D claims for 523 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.