Maria Diaz, FNP
Family Medicine Physician · Bellflower, CA
Maria Diaz, FNP is a family medicine physician with a practice address in Bellflower, California, and NPI 1750840922, issued on Mar 18, 2019. Check the license (California 95011422, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Maria Diaz
- Credential
- FNP
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 95011422 CA
Self-reported in NPPES; status is on the state search - Practice location
- 9306 Alondra Blvd, Bellflower, CA 90706
- Phone
- (562) 866-9100
- Enumerated
- Mar 18, 2019
- Record last updated
- May 28, 2026
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Verify Maria Diaz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 95011422Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
19% fewer Medicare Part D claims than the average family medicine physician in 2024
2,875 Medicare Part D claims for 251 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 12 claims were for opioids.
Most prescribed
- Atorvastatin Calcium205 claims
- Amlodipine Besylate147 claims
- Losartan Potassium118 claims
- Metformin Hcl112 claims
- Benazepril Hcl108 claims
- Ozempic93 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: $1,579.80
34 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. 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.
Maria Diaz among 17,133 family medicine physician records in California
Maria Diaz, FNP 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 2019, is newer than 85% of them.
- NPI issued2019 · 85% of these records are older, 12% 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).
62 family medicine physician records list a practice address in Bellflower
They are 62 of the 1,468 NPPES records with a practice address in Bellflower, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Bellflower → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Ernesto Cortez, D.O.Bellflower, CA 907061164436408
- Grigor Matentsian, MDBellflower, CA 907061255402152
- Nataly Mogilevsky, DOBellflower, CA 907061114952777
- Angelyn Moultrie-Lizana, D.O.Bellflower, CA 907061295749547
- Alexander Moy, M.D.Bellflower, CA 907061811078330
- Virgilio Panganiban, M.D.Bellflower, CA 907061114900610
- Augusto Rodriguez, M.D.Bellflower, CA 907061013924802
- Kevin Rossi, MDBellflower, CA 907061720159767
Common questions
What is Maria Diaz, FNP's NPI number?
Maria Diaz, FNP's National Provider Identifier (NPI) is 1750840922, issued on Mar 18, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Maria Diaz, FNP located?
The NPPES record lists a practice address at 9306 Alondra Blvd, Bellflower, CA, 90706. Phone: (562) 866-9100. Providers update this record themselves, so call before visiting.
How can I verify Maria Diaz, FNP's license?
NPPES lists California license number 95011422, 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 Maria Diaz, FNP prescribe under Medicare Part D?
In 2024, Maria Diaz, FNP had 2,875 Medicare Part D claims for 251 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.