NPPES file of Aug 9, 2026

Roupen Dekmezian, M.D.

Anatomic Pathology & Clinical Pathology Physician · Houston, TX

Roupen Dekmezian, M.D. is an anatomic pathology & clinical pathology physician with a practice address in Houston, Texas, and NPI 1285638668, issued on Jun 13, 2005. Check the license (Texas G8690, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1285638668
Name
Roupen Dekmezian
Credential
M.D.
Primary taxonomy
Anatomic Pathology & Clinical Pathology Physician 207ZP0102X
License number
G8690 TX
Self-reported in NPPES; status is on the state search
Practice location
1919 LA Branch St, Houston, TX 77002
Phone
(713) 481-3535
Enumerated
Jun 13, 2005
Record last updated
Mar 19, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(713) 432-0221
Medicare enrollment
Enrolled (PECOS I20101029000142); 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 1919 LA Branch St

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

  1. Edwin Basden, M.D.Anatomic Pathology & Clinical Pathology Physician1134123508
  2. Kimberley Bass, PHARMDPharmacist1316968902
  3. Karen Finkelman, R.D., L.D.Registered Dietitian1851468342
  4. Georgia Hsieh, M.D.Emergency Medical Services (Emergency Medicine) Physician1720177421
  5. Yuk Ping Li, RPH, MS, BCPSPharmacotherapy Pharmacist1447271044
  6. Johnny Melendez, M.D.Neonatal-Perinatal Medicine Physician1235191974

Verify Roupen Dekmezian in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license G8690
    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 Texas 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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Bills Medicare through one group practice

  1. Westwater Diagnostics PLLCHouston, TX

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

Roupen Dekmezian among 1,424 anatomic pathology & clinical pathology physician records in Texas

Roupen Dekmezian, M.D. is one of 1,424 anatomic pathology & clinical pathology physician records with a practice address in Texas. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 89% newer
  • In a Medicare fileYes · 65% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated1978 · median 2001 among the 864 with a school on file
  • Record last updated2009 · 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 207ZP0102X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Anatomic Pathology & Clinical Pathology Physician providers in Texas

There are 1,424 anatomic pathology & clinical pathology physician records in Texas.

The 8 anatomic pathology & clinical pathology physician records with the nearest ZIP codes

  1. Edwin Basden, M.D.Houston, TX 770021134123508
  2. Mohamed Khalil, MDHouston, TX 770021073924213
  3. Helene Schwartz, M.D.Houston, TX 770021942205661
  4. Jeffrey Terrel, M.D.Houston, TX 770021346245412
  5. Federico Monzon, MDHouston, TX 770041558335216
  6. Baljit Nanda, M.D.Houston, TX 770051295896694
  7. Sarah Wilken, MD, MPHHouston, TX 770051477040319
  8. Nicola Dundas, M.D.Houston, TX 770141851737845

Common questions

What is Roupen Dekmezian, M.D.'s NPI number?

Roupen Dekmezian, M.D.'s National Provider Identifier (NPI) is 1285638668, issued on Jun 13, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Roupen Dekmezian, M.D. located?

The NPPES record lists a practice address at 1919 LA Branch St, Houston, TX, 77002. Phone: (713) 481-3535. Providers update this record themselves, so call before visiting.

How can I verify Roupen Dekmezian, M.D.'s license?

NPPES lists Texas license number G8690, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.