NPPES file of Aug 9, 2026

Stephen P. Denq, M.D.

Internal Medicine Physician · Alhambra, CA

Stephen P. Denq, M.D. is an internal medicine physician with a practice address in Alhambra, California, and NPI 1568533073, issued on Nov 13, 2006. Check the license (California A065839, 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
1568533073
Name
Stephen P. Denq
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
A065839 CA
Self-reported in NPPES; status is on the state search
Practice location
1000 S Garfield Ave, Alhambra, CA 91801
Phone
(626) 281-3383
Enumerated
Nov 13, 2006
Record last updated
May 20, 2023
Medicaid ID
00A658390 CA
Medicare enrollment
Enrolled (PECOS I20110421000032); accepts Medicare assignment
Medical or professional school
New York Medical College, 1996
Telehealth
Offers telehealth (CMS)
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 1000 S Garfield Ave

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

  1. Mellany Bach, DMDDentist1821815069
  2. Gloria ChangAcupuncturist1861802175
  3. Corazon Co Thein, MDFamily Medicine Physician1982783502
  4. Che-Yang Huang, M.D.Hospice and Palliative Medicine (Obstetrics & Gynecology) Physician1487862033
  5. Carol Liu, DDSPeriodontics1568756088

Verify Stephen P. Denq in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A065839    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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54% more Medicare Part D claims than the average internal medicine physician in 2024

4,883 Medicare Part D claims for 332 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 19 claims were for opioids.

  1. Stephen Denq4,883
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium379 claims
  2. Amlodipine Besylate338 claims
  3. Meloxicam236 claims
  4. Levothyroxine Sodium202 claims
  5. Hydrochlorothiazide191 claims
  6. Omeprazole187 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. Buddhist Tzu Chi Medical FoundationAlhambra, CA

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

41 internal medicine physician records list a practice address in Alhambra

They are 41 of the 1,802 NPPES records with a practice address in Alhambra, and 17,696 internal medicine physician records in California.

All 41 in Alhambra → All 17,696 in California → Every provider in Alhambra →

Other internal medicine physician records in California

  1. Jacob Aaron, MDSan Francisco, CA1407202518
  2. Alistair Aaronson, MDStanford, CA1457628760
  3. Jose Abad., MDSacramento, CA1144607219
  4. Donna Abare, MDOakland, CA1386722155
  5. Marce AbareScotts Valley, CA1457744708
  6. Samuel Abarte, M.D.Chula Vista, CA1578535498
  7. Alexander Abary, MDLong Beach, CA1104995919
  8. Luba Abascal, MDSan Francisco, CA1023180874
  9. Michael Abate, MDSacramento, CA1548248131
  10. Wali Abawi, D.O.Joshua Tree, CA1104362268

Common questions

What is Stephen P. Denq, M.D.'s NPI number?

Stephen P. Denq, M.D.'s National Provider Identifier (NPI) is 1568533073, issued on Nov 13, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Stephen P. Denq, M.D. located?

The NPPES record lists a practice address at 1000 S Garfield Ave, Alhambra, CA, 91801. Phone: (626) 281-3383. Providers update this record themselves, so call before visiting.

How can I verify Stephen P. Denq, M.D.'s license?

NPPES lists California license number A065839, 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 Stephen P. Denq, M.D. prescribe under Medicare Part D?

In 2024, Stephen P. Denq, M.D. had 4,883 Medicare Part D claims for 332 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.