Nithya K. Iyer, M.D.
Critical Care Medicine (Internal Medicine) Physician · Dallas, TX
Nithya K. Iyer, M.D. is a critical care medicine (internal medicine) physician with a practice address in Dallas, Texas, and NPI 1912075458, issued on Dec 1, 2006. Check the license (Texas P3541, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Nithya K. Iyer
- Credential
- M.D.
- Primary taxonomy
- Critical Care Medicine (Internal Medicine) Physician 207RC0200X
- License number
- P3541 TX
Self-reported in NPPES; status is on the state search - Practice location
- 3409 Worth St Ste 420, Dallas, TX 75246
- Phone
- (214) 820-2346
- Enumerated
- Dec 1, 2006
- Record last updated
- Nov 20, 2025
- Fax
- (214) 820-9818
- Medicaid ID
- 481122010 MI
- Medicare enrollment
- Enrolled (PECOS I20150120001928); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest critical care medicine (internal medicine) physician records → All 413 in Texas → Look up another NPI →
Also registered at 3409 Worth St Ste 420
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Firehiwot Berhane, MDCritical Care Medicine (Internal Medicine) Physician1316332703
- Danyel Hoecherl, APRN, AGACNP-BCAcute Care Nurse Practitioner1356273924
- Nishith Mewada, M.D.Critical Care Medicine (Internal Medicine) Physician1063839405
- Taylor PiperPhysician Assistant1578359287
- Erin WolfAcute Care Nurse Practitioner1922717362
Verify Nithya K. Iyer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license P3541Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $61.04
3 payments; by number, the most common kind was food and beverage; the largest payer was Teleflex LLC. The 2,708 providers of this specialty with any payment received $2,958.68 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Healthtexas Provider NetworkDallas, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nithya K. Iyer among 413 critical care medicine (internal medicine) physician records in Texas
Nithya K. Iyer, 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 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 70% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 84% of these records are
- Graduated1999 · median 2007 among the 346 with a school on file
- Record last updated2025 · 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
- Terra Agha, PA-CDallas, TX 752461154874568
- Tanveer Ahmed, MDDallas, TX 752461265491724
- Firehiwot Berhane, MDDallas, TX 752461316332703
- Kimber Foust, MDDallas, TX 752461013176718
- William Haden, MDDallas, TX 752461730119009
- Adam Hayek, D.O.Dallas, TX 752461215294426
- Jilalu Kelbe, MDDallas, TX 752461316233505
- Nishith Mewada, M.D.Dallas, TX 752461063839405
Common questions
What is Nithya K. Iyer, M.D.'s NPI number?
Nithya K. Iyer, M.D.'s National Provider Identifier (NPI) is 1912075458, issued on Dec 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Nithya K. Iyer, M.D. located?
The NPPES record lists a practice address at 3409 Worth St Ste 420, Dallas, TX, 75246. Phone: (214) 820-2346. Providers update this record themselves, so call before visiting.
How can I verify Nithya K. Iyer, M.D.'s license?
NPPES lists Texas license number P3541, 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.