NPPES file of Aug 9, 2026

Harry Martin Nima Zegarra, M.D.

Critical Care Medicine (Internal Medicine) Physician · Dallas, TX

Harry Martin Nima Zegarra, M.D. is a critical care medicine (internal medicine) physician with a practice address in Dallas, Texas, and NPI 1740464601, issued on Dec 27, 2007. Check the license (Texas Q3253, 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
1740464601
Name
Harry Martin Nima Zegarra
Credential
M.D.
Primary taxonomy
Critical Care Medicine (Internal Medicine) Physician 207RC0200X
License number
Q3253 TX
Self-reported in NPPES; status is on the state search
Practice location
3409 Worth Street, Dallas, TX 75246
Phone
(214) 820-2346
Enumerated
Dec 27, 2007
Record last updated
Mar 12, 2026
Fax
(214) 820-9818
Medicare enrollment
Enrolled (PECOS I20150731015697); 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.
Download card Updates feed

8 nearest critical care medicine (internal medicine) physician records → All 413 in Texas → Look up another NPI →

Also registered at 3409 Worth Street

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

  1. Saman Ahmed, M.D.Internal Medicine Physician1255655304
  2. Edson Cheung, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1437110103
  3. Themistocles Dassopoulos, MDGastroenterology Physician1326083148
  4. Robert Hebeler, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1295794584
  5. Wenru Song, MDMedical Oncology Physician1750303228

Verify Harry Martin Nima Zegarra in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license Q3253    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Bills Medicare through one group practice

  1. Healthtexas Provider NetworkDallas, TX

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

Harry Martin Nima Zegarra among 413 critical care medicine (internal medicine) physician records in Texas

Harry Martin Nima Zegarra, M.D. is one of 413 critical care medicine (internal medicine) physician records with a practice address in Texas. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 30% of them.

  • NPI issued2007 · 30% of these records are older, 59% newer
  • In a Medicare fileYes · 90% of these records are
  • In the CMS Doctors and Clinicians fileYes · 84% of these records are
  • Graduated2003 · median 2007 among the 346 with a school on file
  • Record last updated2026 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Critical Care Medicine (Internal Medicine) Physician providers in Texas

There are 413 critical care medicine (internal medicine) physician records in Texas.

All 413 in Texas → Every provider in Dallas → Critical Care Medicine (Internal Medicine) Physician nationwide →

The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes

  1. Terra Agha, PA-CDallas, TX 752461154874568
  2. Tanveer Ahmed, MDDallas, TX 752461265491724
  3. Firehiwot Berhane, MDDallas, TX 752461316332703
  4. Kimber Foust, MDDallas, TX 752461013176718
  5. William Haden, MDDallas, TX 752461730119009
  6. Adam Hayek, D.O.Dallas, TX 752461215294426
  7. Nithya Iyer, M.D.Dallas, TX 752461912075458
  8. Jilalu Kelbe, MDDallas, TX 752461316233505

Common questions

What is Harry Martin Nima Zegarra, M.D.'s NPI number?

Harry Martin Nima Zegarra, M.D.'s National Provider Identifier (NPI) is 1740464601, issued on Dec 27, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Harry Martin Nima Zegarra, M.D. located?

The NPPES record lists a practice address at 3409 Worth Street, Dallas, TX, 75246. Phone: (214) 820-2346. Providers update this record themselves, so call before visiting.

How can I verify Harry Martin Nima Zegarra, M.D.'s license?

NPPES lists Texas license number Q3253, 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.

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.