NPPES file of Aug 9, 2026

Mitchell Mendez, D.O

Family Medicine Physician · Bonita, CA

Mitchell Mendez, D.O is a family medicine physician with a practice address in Bonita, California, and NPI 1891157582, issued on Mar 22, 2016. Check the license (California 20A15939, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1891157582
Name
Mitchell Mendez
Credential
D.O
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
20A15939 CA
Self-reported in NPPES; status is on the state search
Practice location
3955 Bonita RD, Bonita, CA 91902
Phone
(833) 574-2273
Enumerated
Mar 22, 2016
Record last updated
Nov 29, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20190926002456); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 3955 Bonita RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Cristina BahenaBehavior Technician1710582226
  2. Julie Ball, PHARMDPharmacist1720266240
  3. Isaac Davis, DOInternal Medicine Physician1487232419
  4. Michele Dumstorff, PHARM. D.Pharmacist1396923967
  5. Jacqueline Haro, O.D.Optometrist1275797888
  6. Sarah Herrera, MDFamily Medicine Physician1356927313

Verify Mitchell Mendez in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A15939
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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62% more Medicare Part D claims than the average family medicine physician in 2024

5,748 Medicare Part D claims for 1,087 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 210 claims were for opioids.

  1. Mitchell Mendez5,748
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium435 claims
  2. Amlodipine Besylate248 claims
  3. Metformin Hcl226 claims
  4. Losartan Potassium220 claims
  5. Lisinopril197 claims
  6. Levothyroxine Sodium169 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

  1. Southern California Permanente Medical GroupBonita, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Mitchell Mendez among 17,133 family medicine physician records in California

Mitchell Mendez, D.O 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 2016, is newer than 76% of them.

  • NPI issued2016 · 76% of these records are older, 21% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2016 · median 2005 among the 10,652 with a school on file
  • Record last updated2021 · 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).

8 family medicine physician records list a practice address in Bonita

They are 8 of the 140 NPPES records with a practice address in Bonita, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Sarah Herrera, MDBonita, CA 919021356927313
  2. Michelle Leon-Mondragon, MDBonita, CA 919021831231190
  3. Joanne Mo, DO.Bonita, CA 919021255623377
  4. Ngan Nguyen, M.D.Bonita, CA 919021982043279
  5. Patricia Pisinger, MDBonita, CA 919021861428302
  6. Carlos Quiros, MDBonita, CA 919021679502884
  7. Erika Vargas, M.D.Bonita, CA 919021720344062
  8. Jonathan Baker, M.D.Alpine, CA 919011184954455

Common questions

What is Mitchell Mendez, D.O's NPI number?

Mitchell Mendez, D.O's National Provider Identifier (NPI) is 1891157582, issued on Mar 22, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Mitchell Mendez, D.O located?

The NPPES record lists a practice address at 3955 Bonita RD, Bonita, CA, 91902. Phone: (833) 574-2273. Providers update this record themselves, so call before visiting.

How can I verify Mitchell Mendez, D.O's license?

NPPES lists California license number 20A15939, 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 Mitchell Mendez, D.O prescribe under Medicare Part D?

In 2024, Mitchell Mendez, D.O had 5,748 Medicare Part D claims for 1,087 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.