Glenn Mendoza Perez, M.D.
Pediatrics Physician · Upland, CA
Glenn Mendoza Perez, M.D. is a pediatrics physician with a practice address in Upland, California, and NPI 1841412913, issued on May 2, 2007. Check the license (California A46494, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Glenn Mendoza Perez
- Credential
- M.D.
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- A46494 CA
Self-reported in NPPES; status is on the state search - Practice location
- 630 N.13th Ave., Upland, CA 91786
- Phone
- (909) 985-7257
- Enumerated
- May 2, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (909) 985-2527
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 9,272 in California → Look up another NPI →
Also registered at 630 N.13th Ave.
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Myrna Perez, M.D.Pediatrics Physician1275745960
Verify Glenn Mendoza Perez in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A46494Check 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 pediatrics physician in 2024
22 Medicare Part D claims, against an average of 375 among the 5,609 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% 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.
Industry payments in 2024: $201.75
8 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 21,580 providers of this specialty with any payment received $842.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Glenn Mendoza Perez among 9,272 pediatrics physician records in California
Glenn Mendoza Perez, M.D. is one of 9,272 pediatrics physician records with a practice address in California. 31% 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 44% of them.
- NPI issued2007 · 44% of these records are older, 43% newer
- In a Medicare fileYes · 31% of these records are
- In the CMS Doctors and Clinicians fileNo · 8% of these records are
- Record last updated2007 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatrics Physician providers in California
There are 9,272 pediatrics physician records in California.
All 9,272 in California → Every provider in Upland → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Nancy Botros, MDUpland, CA 917861134179401
- May Dagher, MDUpland, CA 917861396758900
- Steve Randal Firme, M.D.Upland, CA 917861184720112
- Tien-Sheng Hsu, M.D.Upland, CA 917861073592598
- Daksha Jain, MDUpland, CA 917861215019591
- Mira Joshi, M.D.Upland, CA 917861588739379
- Un Bong (anne) Kim, M.D.Upland, CA 917861497820831
- Jennifer Kim, M.D.Upland, CA 917861992870323
Common questions
What is Glenn Mendoza Perez, M.D.'s NPI number?
Glenn Mendoza Perez, M.D.'s National Provider Identifier (NPI) is 1841412913, issued on May 2, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Glenn Mendoza Perez, M.D. located?
The NPPES record lists a practice address at 630 N.13th Ave., Upland, CA, 91786. Phone: (909) 985-7257. Providers update this record themselves, so call before visiting.
How can I verify Glenn Mendoza Perez, M.D.'s license?
NPPES lists California license number A46494, 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 Glenn Mendoza Perez, M.D. prescribe under Medicare Part D?
In 2024, Glenn Mendoza Perez, M.D. had 22 Medicare Part D claims; the average among pediatrics physician prescribers was 375. 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.