Mary Kathleen Lewinski, M.D., PH.D.
Infectious Disease Physician · La Jolla, CA
Mary Kathleen Lewinski, M.D., PH.D. is an infectious disease physician with a practice address in La Jolla, California, and NPI 1659535094, issued on Jul 15, 2008. Check the license (California A109633, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Mary Kathleen Lewinski
- Credential
- M.D., PH.D.
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License number
- A109633 CA
Self-reported in NPPES; status is on the state search - Practice location
- 9500 Gilman Dr # MC0679, La Jolla, CA 92093
- Phone
- (858) 552-7439
- Enumerated
- Jul 15, 2008
- Record last updated
- Sep 25, 2023
- Fax
- (858) 552-7445
- Medicare enrollment
- Enrolled (PECOS I20140718000011); accepts Medicare assignment
- Medical or professional school
- University Of California, San Diego School Of Medicine, 2008
- Entity
- Type 1 · individual
8 nearest infectious disease physician records → All 1,119 in California → Look up another NPI →
Verify Mary Kathleen Lewinski in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A109633Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Regents OF The University OF CaliforniaSan Diego, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mary Kathleen Lewinski among 1,119 infectious disease physician records in California
Mary Kathleen Lewinski, M.D., PH.D. is one of 1,119 infectious disease 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 2008, is newer than 59% of them.
- NPI issued2008 · 59% of these records are older, 34% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2008 · median 2003 among the 735 with a school on file
- Record last updated2023 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Infectious Disease Physician providers in California
There are 1,119 infectious disease physician records in California.
All 1,119 in California → Every provider in La Jolla → Infectious Disease Physician nationwide →
The 8 infectious disease physician records with the nearest ZIP codes
- Jennifer Dan, M.D., PH.D.La Jolla, CA 920931225343601
- Lily Ostrer, MDSan Diego, CA 920931821592155
- Samuel Bozzette, MD, PHDSan Diego, CA 921011992893929
- Joseph Caperna, M.D.San Diego, CA 921011720141153
- George Sakoulas, MDSan Diego, CA 921011184647893
- Ted Gay, MDVista, CA 920841043382104
- Steve Kuriyama, MDVista, CA 920841962412981
- Richard Smith, MDVista, CA 920841518979228
Common questions
What is Mary Kathleen Lewinski, M.D., PH.D.'s NPI number?
Mary Kathleen Lewinski, M.D., PH.D.'s National Provider Identifier (NPI) is 1659535094, issued on Jul 15, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Mary Kathleen Lewinski, M.D., PH.D. located?
The NPPES record lists a practice address at 9500 Gilman Dr # MC0679, La Jolla, CA, 92093. Phone: (858) 552-7439. Providers update this record themselves, so call before visiting.
How can I verify Mary Kathleen Lewinski, M.D., PH.D.'s license?
NPPES lists California license number A109633, 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.
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.