Miles Ken Masatsugu, M.D.
Family Medicine Physician · West Covina, CA
Miles Ken Masatsugu, M.D. is a family medicine physician with a practice address in West Covina, California, and NPI 1396892972, issued on Jan 4, 2007. Check the license (California A070325, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Miles Ken Masatsugu
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A070325 CA
Self-reported in NPPES; status is on the state search - Practice location
- 420 S Glendora Ave, West Covina, CA 91790
- Phone
- (626) 919-4333
- Enumerated
- Jan 4, 2007
- Record last updated
- Apr 1, 2010 (not updated in 16 years: call before relying on the address or phone)
- Medicaid ID
- A070325 CA
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 420 S Glendora Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Julie Alcid, NPFamily Nurse Practitioner1740695519
- Denisee Alonso, RDRegistered Dietitian1881283083
- Kimberly Amato, PACPhysician Assistant1477505014
- Lynn Amores, MDFamily Medicine Physician1063553618
- Javanne Brooks, FNPFamily Nurse Practitioner1760884654
- Connie Cajavilca-Torres, MDFamily Medicine Physician1508342924
Verify Miles Ken Masatsugu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A070325Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average family medicine physician in 2024
227 Medicare Part D claims for 12 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 23 claims were for opioids.
Most prescribed
- Atorvastatin Calcium33 claims
- Hydrocodone-Acetaminophen19 claims
- Metformin Hcl18 claims
- Atenolol13 claims
- Benazepril Hcl11 claims
- Hydrochlorothiazide11 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.
Miles Ken Masatsugu among 17,133 family medicine physician records in California
Miles Ken Masatsugu, M.D. is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 41% of them.
- NPI issued2007 · 41% of these records are older, 47% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 62% of these records are
- Record last updated2010 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
69 family medicine physician records list a practice address in West Covina
They are 69 of the 2,450 NPPES records with a practice address in West Covina, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in West Covina → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Fe Advincula, M.D.West Covina, CA 917901235162272
- Melody Angeles-Riparip, M.D.West Covina, CA 917901093752248
- Van Duong, M.D.West Covina, CA 917901497705289
- Teresita Belen Gan, MDWest Covina, CA 917901114028727
- John Koumas, D.O.West Covina, CA 917901134111958
- Zaida Obeso, M.D.West Covina, CA 917901881790616
- Jose Pilpa, MDWest Covina, CA 917901760439012
- Adriana Pollak Lazzaro, DOWest Covina, CA 917901306923974
Common questions
What is Miles Ken Masatsugu, M.D.'s NPI number?
Miles Ken Masatsugu, M.D.'s National Provider Identifier (NPI) is 1396892972, issued on Jan 4, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Miles Ken Masatsugu, M.D. located?
The NPPES record lists a practice address at 420 S Glendora Ave, West Covina, CA, 91790. Phone: (626) 919-4333. Providers update this record themselves, so call before visiting.
How can I verify Miles Ken Masatsugu, M.D.'s license?
NPPES lists California license number A070325, 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 Miles Ken Masatsugu, M.D. prescribe under Medicare Part D?
In 2024, Miles Ken Masatsugu, M.D. had 227 Medicare Part D claims for 12 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.