Youstina Mary Beshay-Taylor, DO
Internal Medicine Physician · Covina, CA
Youstina Mary Beshay-Taylor, DO is an internal medicine physician with a practice address in Covina, California, and NPI 1467154625, issued on Mar 21, 2023. Check the license (California 23312, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Youstina Mary Beshay-Taylor
- Credential
- DO
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 23312 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1433 N Hollenbeck Ave Ste 200, Covina, CA 91722
- Phone
- (909) 660-0624
- Enumerated
- Mar 21, 2023
- Record last updated
- Jul 13, 2026
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 1433 N Hollenbeck Ave Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Claudia Melara Lara, FNPFamily Nurse Practitioner1700772795
- Eugene Edward Symaco, M.D.Internal Medicine Physician1578097549
- Randy Taylor, M.D.Internal Medicine Physician1750490702
Verify Youstina Mary Beshay-Taylor in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 23312Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average internal medicine physician in 2024
59 Medicare Part D claims for 28 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
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.
Youstina Mary Beshay-Taylor among 17,696 internal medicine physician records in California
Youstina Mary Beshay-Taylor, DO 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 2023, is newer than 98% of them.
- NPI issued2023 · 98% of these records are older, under 1% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 63% of these records are
- Record last updated2026 · 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).
35 internal medicine physician records list a practice address in Covina
They are 35 of the 3,736 NPPES records with a practice address in Covina, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Covina → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Virgencita Cortes, MDCovina, CA 917221780788497
- Tuong Ha, M.D.Covina, CA 917221568447860
- Hani Hashem, MDCovina, CA 917221033179379
- Laxmi SutharCovina, CA 917221063459204
- Eugene Edward Symaco, M.D.Covina, CA 917221578097549
- Randy Taylor, M.D.Covina, CA 917221750490702
- Mary Absood, M.D.Covina, CA 917231497735906
- Harry Chao, MDCovina, CA 917231487613451
Common questions
What is Youstina Mary Beshay-Taylor, DO's NPI number?
Youstina Mary Beshay-Taylor, DO's National Provider Identifier (NPI) is 1467154625, issued on Mar 21, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Youstina Mary Beshay-Taylor, DO located?
The NPPES record lists a practice address at 1433 N Hollenbeck Ave Ste 200, Covina, CA, 91722. Phone: (909) 660-0624. Providers update this record themselves, so call before visiting.
How can I verify Youstina Mary Beshay-Taylor, DO's license?
NPPES lists California license number 23312, 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 Youstina Mary Beshay-Taylor, DO prescribe under Medicare Part D?
In 2024, Youstina Mary Beshay-Taylor, DO had 59 Medicare Part D claims for 28 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.