Diana Maria Mokaya, M.D.
Family Medicine Physician · Union City, CA
Diana Maria Mokaya, M.D. is a family medicine physician with a practice address in Union City, California, and NPI 1023458528, issued on Jun 28, 2013. Check the license (California A133542, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Diana Maria Mokaya
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A133542 CA
Self-reported in NPPES; status is on the state search - Practice location
- 33255 9TH St, Union City, CA 94587
- Phone
- (510) 471-5880
- Enumerated
- Jun 28, 2013
- Record last updated
- May 5, 2026
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 33255 9TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Veronica Acevedo, PAPhysician Assistant1174519060
- Alfredo AlvaradoCommunity Health Worker1104336429
- Madhumita Banerjee, ASWClinical Social Worker1164556023
- Bennie Brown, MDObstetrics & Gynecology Physician1750379509
- Martha Cline, NPNurse Practitioner1174511836
- Mary Dicou, FNP-CFamily Nurse Practitioner1134763238
Verify Diana Maria Mokaya in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A133542Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average family medicine physician in 2024
246 Medicare Part D claims for 51 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Metformin Hcl19 claims
- Amlodipine Besylate17 claims
- Lisinopril16 claims
- Losartan Potassium16 claims
- Atorvastatin Calcium15 claims
- Hydrochlorothiazide12 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: $33.16
1 payment: food and beverage; the largest payer was Exact Sciences Corporation. The 55,478 providers of this specialty with any payment received $902.55 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.
Diana Maria Mokaya among 17,133 family medicine physician records in California
Diana Maria Mokaya, 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 2013, is newer than 68% of them.
- NPI issued2013 · 68% of these records are older, 29% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 62% of these records are
- Record last updated2026 · 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).
19 family medicine physician records list a practice address in Union City
They are 19 of the 1,006 NPPES records with a practice address in Union City, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Union City → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Antonina Bondyasheva, M.D.Union City, CA 945871194982462
- Rudolph Chang, D.O.Union City, CA 945871376835595
- Matthew Eisley, M.D.Union City, CA 945871689810483
- Lynda Kay, M.D.Union City, CA 945871740320183
- Kawalpreet Manku, M.D.Union City, CA 945871851406466
- Abraham Mohmand, M.D.Union City, CA 945871982995494
- Son Lam Nguyen, D.O.Union City, CA 945871093851768
- Tam Nguyen, M.D.Union City, CA 945871093929697
Common questions
What is Diana Maria Mokaya, M.D.'s NPI number?
Diana Maria Mokaya, M.D.'s National Provider Identifier (NPI) is 1023458528, issued on Jun 28, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Diana Maria Mokaya, M.D. located?
The NPPES record lists a practice address at 33255 9TH St, Union City, CA, 94587. Phone: (510) 471-5880. Providers update this record themselves, so call before visiting.
How can I verify Diana Maria Mokaya, M.D.'s license?
NPPES lists California license number A133542, 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 Diana Maria Mokaya, M.D. prescribe under Medicare Part D?
In 2024, Diana Maria Mokaya, M.D. had 246 Medicare Part D claims for 51 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.