Sonia Mathew, MD
Internal Medicine Physician · San Diego, CA
Sonia Mathew, MD is an internal medicine physician with a practice address in San Diego, California, and NPI 1376284562, issued on Apr 5, 2022. Check the license (California A198942, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Sonia Mathew
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A198942 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1601 Precision Park LN, San Diego, CA 92173
- Phone
- (619) 662-4100
- Enumerated
- Apr 5, 2022
- Record last updated
- Jul 9, 2025
- Medicare enrollment
- Enrolled (PECOS I20250807002329); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 1601 Precision Park LN
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Sonia Mathew in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A198942Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average internal medicine physician in 2024
181 Medicare Part D claims for 37 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.
Most prescribed
- Lisinopril18 claims
- Atorvastatin Calcium17 claims
- Gabapentin13 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 one group practice
- Centro DE Salud DE LA Comunidad DE San Ysidro, Inc.San Ysidro, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sonia Mathew among 17,696 internal medicine physician records in California
Sonia Mathew, MD is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 95% of them.
- NPI issued2022 · 95% of these records are older, 2% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2014 · median 2004 among the 11,065 with a school on file
- Record last updated2025 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
961 internal medicine physician records list a practice address in San Diego
They are 961 of the 52,937 NPPES records with a practice address in San Diego, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in San Diego → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Carlos Carriedo, DOSan Ysidro, CA 921731174217434
- Martin Consunji, MDSan Ysidro, CA 921731033746029
- Alberto Godinez, MDSan Diego, CA 921731821739871
- Michele Lamantia, MDSan Ysidro, CA 921731124176102
- Ikramah LatifSan Diego, CA 921731407437650
- Chatrathip Nasongkla, DOSan Diego, CA 921731639799760
- Ryan PascuaSan Ysidro, CA 921731972064269
- Elena Maria Sacamay, MDSan Ysidro, CA 921731992777882
Common questions
What is Sonia Mathew, MD's NPI number?
Sonia Mathew, MD's National Provider Identifier (NPI) is 1376284562, issued on Apr 5, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Sonia Mathew, MD located?
The NPPES record lists a practice address at 1601 Precision Park LN, San Diego, CA, 92173. Phone: (619) 662-4100. Providers update this record themselves, so call before visiting.
How can I verify Sonia Mathew, MD's license?
NPPES lists California license number A198942, 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 Sonia Mathew, MD prescribe under Medicare Part D?
In 2024, Sonia Mathew, MD had 181 Medicare Part D claims for 37 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.