Garrett Teskey
Hospitalist Physician · La Jolla, CA
Garrett Teskey is a hospitalist physician with a practice address in La Jolla, California, and NPI 1558063677, issued on Mar 21, 2023. Check the license (California 20A24075, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Garrett Teskey
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- 20A24075 CA
Self-reported in NPPES; status is on the state search - Practice location
- 10666 N Torrey Pines RD, La Jolla, CA 92037
- Phone
- (858) 554-7909
- Enumerated
- Mar 21, 2023
- Record last updated
- Jun 12, 2026
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 3,099 in California → Look up another NPI →
Also registered at 10666 N Torrey Pines RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Dylan Adamson, M.D.Transplant Surgery Physician1598030702
Verify Garrett Teskey in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A24075Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% fewer Medicare Part D claims than the average hospitalist physician in 2024
60 Medicare Part D claims for 16 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of 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.
Garrett Teskey among 3,099 hospitalist physician records in California
Garrett Teskey is one of 3,099 hospitalist physician records with a practice address in California. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 98% of them.
- NPI issued2023 · 98% of these records are older, under 1% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileNo · 81% of these records are
- Record last updated2026 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
66 hospitalist physician records list a practice address in La Jolla
They are 66 of the 3,648 NPPES records with a practice address in La Jolla, and 3,099 hospitalist physician records in California.
All 3,099 in California → Every provider in La Jolla → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Duc Do, M.D.La Jolla, CA 920371811006851
- Jason Douglas, MDLa Jolla, CA 920371639152044
- Dan Dworsky, M.D.La Jolla, CA 920371114993631
- Liesbet Joris-Quinton, M.D.La Jolla, CA 920371770542987
- Neil Kalra, M.D.La Jolla, CA 920371699925784
- Mark Kyle, M.D.La Jolla, CA 920371154301646
- Diane McNally, MDLa Jolla, CA 920371982861357
- Laura Nicholson, M.D.La Jolla, CA 920371023060845
Common questions
What is Garrett Teskey's NPI number?
Garrett Teskey's National Provider Identifier (NPI) is 1558063677, issued on Mar 21, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Garrett Teskey located?
The NPPES record lists a practice address at 10666 N Torrey Pines RD, La Jolla, CA, 92037. Phone: (858) 554-7909. Providers update this record themselves, so call before visiting.
How can I verify Garrett Teskey's license?
NPPES lists California license number 20A24075, 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 Garrett Teskey prescribe under Medicare Part D?
In 2024, Garrett Teskey had 60 Medicare Part D claims for 16 beneficiaries; the average among hospitalist physician prescribers was 521. 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.