Varun Iyer, D.O.
Emergency Medicine Physician · Houston, TX
Varun Iyer, D.O. is an emergency medicine physician with a practice address in Houston, Texas, and NPI 1467822213, issued on Oct 5, 2015. Check the license (Texas S0303, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Varun Iyer
- Credential
- D.O.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- S0303 TX
Self-reported in NPPES; status is on the state search - Practice location
- 1635 North Loop Road, Houston, TX 77008
- Phone
- (713) 867-2000
- Enumerated
- Oct 5, 2015
- Record last updated
- Apr 29, 2025
- Medicare enrollment
- Enrolled (PECOS I20190627002800); accepts Medicare assignment
- Medical or professional school
- Kansas City University Of Med & Biosciences, College Of Osteo Med, 2015
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 4,885 in Texas → Look up another NPI →
Verify Varun Iyer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license S0303Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
19% more Medicare Part D claims than the average emergency medicine physician in 2024
268 Medicare Part D claims for 189 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 25 claims were for opioids.
Most prescribed
- Tizanidine Hcl31 claims
- Ondansetron Odt29 claims
- Acetaminophen-Codeine23 claims
- Cephalexin17 claims
- Metoclopramide Hcl16 claims
- Prednisone15 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 2 group practices
- Memorial Hermann Hospital Based Physician GroupHouston, TX
- Physicians Referral ServiceHouston, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Varun Iyer among 4,885 emergency medicine physician records in Texas
Varun Iyer, D.O. is one of 4,885 emergency medicine physician records with a practice address in Texas. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 67% of them.
- NPI issued2015 · 67% of these records are older, 30% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2015 · median 2013 among the 2,779 with a school on file
- Record last updated2025 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
818 emergency medicine physician records list a practice address in Houston
They are 818 of the 61,221 NPPES records with a practice address in Houston, and 4,885 emergency medicine physician records in Texas.
All 4,885 in Texas → Every provider in Houston → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Ross Bauer, MDHouston, TX 770081932125879
- Michael Bublewicz, M.D.Houston, TX 770081083941819
- Harparminder Chadha, M.D., FACEPHouston, TX 770081770508137
- Elizabeth Edwards, M.D.Houston, TX 770081689691123
- Habacuc Garcia, M.D.Houston, TX 770081316964877
- Vanessa Garza-Miranda, M.D.Houston, TX 770081073861233
- Davida Manor, M.D.Houston, TX 770081427138114
- Maricruz Medina-Marquis, M.D.Houston, TX 770081598780926
Common questions
What is Varun Iyer, D.O.'s NPI number?
Varun Iyer, D.O.'s National Provider Identifier (NPI) is 1467822213, issued on Oct 5, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Varun Iyer, D.O. located?
The NPPES record lists a practice address at 1635 North Loop Road, Houston, TX, 77008. Phone: (713) 867-2000. Providers update this record themselves, so call before visiting.
How can I verify Varun Iyer, D.O.'s license?
NPPES lists Texas license number S0303, 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.
How much does Varun Iyer, D.O. prescribe under Medicare Part D?
In 2024, Varun Iyer, D.O. had 268 Medicare Part D claims for 189 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.