NPPES file of Aug 9, 2026

Diana Hong, MD

Psychiatry Physician · Victorville, CA

Diana Hong, MD is a psychiatry physician with a practice address in Victorville, California, and NPI 1154903912, issued on Apr 22, 2021. Check the license (California A183141, 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
1154903912
Name
Diana Hong
Credential
MD
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
A183141 CA
Self-reported in NPPES; status is on the state search
Practice location
12625 Hesperia RD Ste B, Victorville, CA 92395
Phone
(760) 995-8300
Enumerated
Apr 22, 2021
Record last updated
Dec 14, 2025
Medicare enrollment
Enrolled (PECOS I20250120000422); 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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Verify Diana Hong in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A183141
    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

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88% fewer Medicare Part D claims than the average psychiatry physician in 2024

120 Medicare Part D claims for 22 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.

  1. Diana Hong120
  2. Specialty average1,000

Most prescribed

  1. Sertraline Hcl19 claims
  2. Mirtazapine14 claims
  3. Quetiapine Fumarate12 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. County OF San BernardinoVictorville, CA

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

Diana Hong among 8,673 psychiatry physician records in California

Diana Hong, MD is one of 8,673 psychiatry physician records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 91% of them.

  • NPI issued2021 · 91% of these records are older, 7% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 38% of these records are
  • Graduated2021 · median 2005 among the 3,295 with a school on file
  • Record last updated2025 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatry Physician providers in California

There are 8,673 psychiatry physician records in California.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Steve Eklund, M.D.Victorville, CA 923951417090648
  2. Mubashir Farooqi, M.D.Victorville, CA 923951902858194
  3. Reynald Joseph Ferraz, M.D.Victorville, CA 923951386824753
  4. Starla Lyles McKelvy, DOVictorville, CA 923951023303922
  5. Geetha Puri, M.D.Victorville, CA 923951336312446
  6. Jeremiah Umakanthan, M.D.Victorville, CA 923951104967348
  7. Ikechukwu Ohiaeri, M.D.Victorville, CA 923921063423903
  8. Tilden Reeder, M.D.Victorville, CA 923921447307467

Common questions

What is Diana Hong, MD's NPI number?

Diana Hong, MD's National Provider Identifier (NPI) is 1154903912, issued on Apr 22, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Diana Hong, MD located?

The NPPES record lists a practice address at 12625 Hesperia RD Ste B, Victorville, CA, 92395. Phone: (760) 995-8300. Providers update this record themselves, so call before visiting.

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

NPPES lists California license number A183141, 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 Hong, MD prescribe under Medicare Part D?

In 2024, Diana Hong, MD had 120 Medicare Part D claims for 22 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.