Thomas Leo Quirk, MD
Psychiatry Physician · San Francisco, CA
Thomas Leo Quirk, MD is a psychiatry physician with a practice address in San Francisco, California, and NPI 1699843698, issued on Nov 30, 2006. Check the license (California A53867, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Thomas Leo Quirk
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- A53867 CA
Self-reported in NPPES; status is on the state search - Practice location
- 52 Dore St, San Francisco, CA 94103
- Phone
- (415) 553-3100
- Enumerated
- Nov 30, 2006
- Record last updated
- Nov 29, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (415) 553-3119
- Medicare enrollment
- Enrolled (PECOS I20130228000244); accepts Medicare assignment
- Medical or professional school
- Tulane University School Of Medicine, 1992
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 8,673 in California → Look up another NPI →
Also registered at 52 Dore St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Richard AbadDay Training/Habilitation Specialist1871301747
- Madeline AbramsohnDay Training/Habilitation Specialist1669255857
- Cherry AgbayaniRegistered Nurse1679202477
- Ali Al-NabulsiRegistered Nurse1003580812
- Atlas AmbrosioRegistered Nurse1821943119
- Aimee ArmataMarriage & Family Therapist1740696269
Verify Thomas Leo Quirk in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A53867Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average psychiatry physician in 2024
94 Medicare Part D claims for 28 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
Most prescribed
- Hydroxyzine Hcl18 claims
- Aripiprazole13 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
- Progress FoundationSan Francisco, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Thomas Leo Quirk among 8,673 psychiatry physician records in California
Thomas Leo Quirk, MD is one of 8,673 psychiatry physician records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 67% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 38% of these records are
- Graduated1992 · median 2005 among the 3,295 with a school on file
- Record last updated2016 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
763 psychiatry physician records list a practice address in San Francisco
They are 763 of the 38,143 NPPES records with a practice address in San Francisco, and 8,673 psychiatry physician records in California.
All 8,673 in California → Every provider in San Francisco → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Joanna Bornstein, MDSan Francisco, CA 941031235310822
- Anna Budayr, MDSan Francisco, CA 941031760565840
- Aaron Chapman, MDSan Francisco, CA 941031740409069
- Ari Etheridge, M.D.San Francisco, CA 941031356361885
- Michael Ghaly, MDSan Francisco, CA 941031013106897
- William Kulka, M.D.San Francisco, CA 941031801949664
- Virginia Mommsen, MDSan Francisco, CA 941031083791503
- David Pine, MDSan Francisco, CA 941031164442273
Common questions
What is Thomas Leo Quirk, MD's NPI number?
Thomas Leo Quirk, MD's National Provider Identifier (NPI) is 1699843698, issued on Nov 30, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Thomas Leo Quirk, MD located?
The NPPES record lists a practice address at 52 Dore St, San Francisco, CA, 94103. Phone: (415) 553-3100. Providers update this record themselves, so call before visiting.
How can I verify Thomas Leo Quirk, MD's license?
NPPES lists California license number A53867, 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 Thomas Leo Quirk, MD prescribe under Medicare Part D?
In 2024, Thomas Leo Quirk, MD had 94 Medicare Part D claims for 28 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.