Thalie Marissa Timsit, PA-C
Physician Assistant · San Diego, CA
Thalie Marissa Timsit, PA-C is a physician assistant with a practice address in San Diego, California, and NPI 1447040548, issued on May 12, 2025. Check the license (California 66462, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Thalie Marissa Timsit
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 66462 CA
Self-reported in NPPES; status is on the state search - Practice location
- 555 W C St Ste 102, San Diego, CA 92101
- Phone
- (858) 554-1212
- Enumerated
- May 12, 2025
- Record last updated
- Dec 4, 2025
- Fax
- (858) 795-1195
- Medicare enrollment
- Enrolled (PECOS I20250612002369); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 555 W C St Ste 102
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Thalie Marissa Timsit in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 66462Check 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
- Monica Perlman MD IncSan Diego, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Thalie Marissa Timsit among 14,451 physician assistant records in California
Thalie Marissa Timsit, PA-C is one of 14,451 physician assistant records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2025, is newer than 93% of them.
- NPI issued2025 · 93% of these records are older, 3% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2024 · median 2018 among the 7,214 with a school on file
- Record last updated2025 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
747 physician assistant records list a practice address in San Diego
They are 747 of the 52,937 NPPES records with a practice address in San Diego, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in San Diego → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Robyn Bodecker, PA-CSan Diego, CA 921011427067727
- Loretta Contreras, PA-CSan Diego, CA 921011679096341
- Alejandra Diedrich, P.A.San Diego, CA 921011487767539
- Aleksandr Filen, PA-CSan Diego, CA 921011508143769
- Brenda Guerrero, P.A.San Diego, CA 921011750391348
- Tulani Johnson, PA-CSan Diego, CA 921011508049719
- Emily Mangano, PA-CSan Diego, CA 921011952706905
- Anna McKinley, PA-CSan Diego, CA 921011851769368
Common questions
What is Thalie Marissa Timsit, PA-C's NPI number?
Thalie Marissa Timsit, PA-C's National Provider Identifier (NPI) is 1447040548, issued on May 12, 2025. An NPI identifies a provider in billing; it is not a license.
Where is Thalie Marissa Timsit, PA-C located?
The NPPES record lists a practice address at 555 W C St Ste 102, San Diego, CA, 92101. Phone: (858) 554-1212. Providers update this record themselves, so call before visiting.
How can I verify Thalie Marissa Timsit, PA-C's license?
NPPES lists California license number 66462, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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.