Michael A. Borovay, M.D.
Internal Medicine Physician · Torrance, CA
Michael A. Borovay, M.D. is an internal medicine physician with a practice address in Torrance, California, and NPI 1174575476, issued on May 16, 2006. Check the license (California G63874, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Michael A. Borovay
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- G63874 CA
Self-reported in NPPES; status is on the state search - Practice location
- 21311 Madrona Ave, Torrance, CA 90503
- Phone
- (310) 792-4400
- Enumerated
- May 16, 2006
- Record last updated
- Mar 29, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (310) 542-5805
- Medicare enrollment
- Enrolled (PECOS I20050126000688); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 21311 Madrona Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Michael A. Borovay in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G63874Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.5 times the Medicare Part D claims of the average internal medicine physician in 2024
7,973 Medicare Part D claims for 585 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 213 claims were for opioids.
Most prescribed
- Atorvastatin Calcium676 claims
- Amlodipine Besylate380 claims
- Losartan Potassium322 claims
- Levothyroxine Sodium300 claims
- Lisinopril261 claims
- Metformin Hcl224 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
- Providence Medical InstituteGlendale, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael A. Borovay among 17,696 internal medicine physician records in California
Michael A. Borovay, M.D. 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 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 56% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1987 · median 2004 among the 11,065 with a school on file
- Record last updated2021 · 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).
231 internal medicine physician records list a practice address in Torrance
They are 231 of the 8,901 NPPES records with a practice address in Torrance, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Torrance → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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Common questions
What is Michael A. Borovay, M.D.'s NPI number?
Michael A. Borovay, M.D.'s National Provider Identifier (NPI) is 1174575476, issued on May 16, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael A. Borovay, M.D. located?
The NPPES record lists a practice address at 21311 Madrona Ave, Torrance, CA, 90503. Phone: (310) 792-4400. Providers update this record themselves, so call before visiting.
How can I verify Michael A. Borovay, M.D.'s license?
NPPES lists California license number G63874, 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 Michael A. Borovay, M.D. prescribe under Medicare Part D?
In 2024, Michael A. Borovay, M.D. had 7,973 Medicare Part D claims for 585 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.