Registry data as of Aug 27, 2026

Diana Howard, MD

Family Medicine Physician · Parlier, CA

Diana Howard, MD is a family medicine physician with a practice address in Parlier, California, and NPI 1124657630, issued on Apr 6, 2020. Check the license (California A186674, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1124657630
Name
Diana Howard
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A186674 CA
Self-reported in NPPES; status is on the state search
Practice location
429 E Manning Ave, Parlier, CA 93648
Phone
(800) 492-4227
Enumerated
Apr 6, 2020
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 429 E Manning Ave

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

  1. Derek ArkelianCase Manager/Care Coordinator1790501427
  2. Mina BaldawiStudent in an Organized Health Care Education/Training Program1740123124
  3. Sooji Byoun, NPFamily Nurse Practitioner1891672770
  4. Toni Chantharangma, FNPFamily Nurse Practitioner1144117458
  5. Gurpinder Dhillon, MDStudent in an Organized Health Care Education/Training Program1033046032
  6. Melanie Fung, DDSGeneral Practice Dentistry1306133020

Verify Diana Howard in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A186674
    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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

58% fewer Medicare Part D claims than the average family medicine physician in 2024

1,464 Medicare Part D claims for 173 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D. Brand-name drugs were 29% of claims. 18 claims were for opioids.

  1. Diana Howard1,464
  2. Specialty average3,519

Most prescribed

  1. Atorvastatin Calcium105 claims
  2. Sertraline Hcl66 claims
  3. Amlodipine Besylate65 claims
  4. Biktarvy64 claims
  5. Lisinopril62 claims
  6. Gabapentin55 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: $133.35

5 payments, mostly food and beverage; the largest payer was ViiV Healthcare Company. The 53,013 providers of this specialty with any payment received $861.30 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Diana Howard$133.35
  2. Specialty average$861.30

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

2 hospital and facility affiliations

  1. Camarena HealthMadera, CA
  2. Central California Faculty Medical Group IncFresno, CA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

11 family medicine physician records list a Parlier practice address

They are 11 of the 96 NPPES records with a Parlier practice address, and 16,272 family medicine physician records in California.

Other family medicine physician records in California

  1. Omer Aba-Omer, MDSanta Monica, CA1649702093
  2. Michelle Ababa, MDWilmington, CA1710922513
  3. Anna Tzeitel Abalos, MDRoseville, CA1720200017
  4. Adan Abarca, MDAnaheim, CA1760553689
  5. Vanessa Abarca, DOVentura, CA1952040859
  6. Lorraine Abate, M.D.Sacramento, CA1104840008
  7. Robert Abatecola, MDCastro Valley, CA1669551719
  8. Romeo Abaya, M.D.Cottonwood, CA1598053506
  9. Effiem Abbah, MD, MPHSan Francisco, CA1821185133
  10. Khuzeman Abbasi, MDSanta Rosa, CA1841979952

Common questions

What is Diana Howard, MD's NPI number?

Diana Howard, MD's National Provider Identifier (NPI) is 1124657630, issued on Apr 6, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Diana Howard, MD located?

The NPPES record lists a practice address at 429 E Manning Ave, Parlier, CA, 93648. Phone: (800) 492-4227. Providers update this record themselves, so call before visiting.

How can I verify Diana Howard, MD's license?

NPPES lists California license number A186674, 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 Howard, MD prescribe under Medicare Part D?

In 2024, Diana Howard, MD had 1,464 Medicare Part D claims for 173 beneficiaries; the average among family medicine physician prescribers was 3,519. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.