Varun Iyer, D.O.

Primary specialty

Emergency Medicine PhysicianTaxonomy code 207P00000X

License

S0303 Issued in TX

Practice address

1635 North Loop Road
Houston, TX 77008-1532

Phone

(713) 867-2000

NPI assigned

Oct 5, 2015

Last updated

Apr 29, 2025By the provider in NPPES

Sex

Male

Sole proprietor

No

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in TX

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Emergency Medicine

Education

Kansas City University of Med & Biosciences, College of Osteo Med, 2015

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Physicians Referral ServiceGroup PAC ID 7911801410, 2,728 clinicians

Memorial Hermann Hospital Based Physician GroupGroup PAC ID 4385075480, 272 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Memorial Hermann Hospital System Hospital, Houston, TX, CCN 450184
• University of Texas M D Anderson Cancer Center Hospital, Houston, TX, CCN 450076

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Osteopathy

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: viyer407097@utmdandersoncc.direct-ci.com

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Memorial Hermann Hospital Based Physician Group

  • Emergency Medicine Physician
  • Houston, TX
  • NPI 1295363497
  Medicare reassignment Care Compare group NPD
• Physicians Referral Service

  • Multi-Specialty Clinic/Center
  • Houston, TX
  • NPI 1073574810
  Medicare reassignment Care Compare group NPD
• Acs Primary Care Physicians Southwest, PA

  • Emergency Medicine Physician
  • Gainesville, TX
  • NPI 1538101019
  Medicare reassignment NPD
• Emergency Medicine Services of TX, PLLC

  • Emergency Medicine Physician
  • San Antonio, TX
  • NPI 1245938729
  Medicare reassignment NPD

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Memorial Hermann Health System

  dba MHHS NW Radiation Therapy

  • Radiology Clinic/Center
  • Houston, TX
  • NPI 1013948553

  Hospital

  Care Compare affiliation
• Memorial Hermann Health System

  dba MHHS Woodlands Outpatient Imaging System

  • Radiology Clinic/Center
  • The Woodlands, TX
  • NPI 1275564858

  Hospital

  Care Compare affiliation
• Memorial Hermann Health System

  dba Memorial Hermann Outpatient Imaging-Southwest

  • Radiology Clinic/Center
  • Houston, TX
  • NPI 1407959448

  Hospital

  Care Compare affiliation
• Memorial Hermann Health System

  dba MHHS Friendswood Imaging

  • Radiology Clinic/Center
  • Friendswood, TX
  • NPI 1508896267

  Hospital

  Care Compare affiliation
• Memorial Hermann Health System

  dba MHHS Pearland Outpatient Imaging Center

  • Radiology Clinic/Center
  • Pearland, TX
  • NPI 1669402335

  Hospital

  Care Compare affiliation
• Memorial Hermann Health System

  • General Acute Care Hospital
  • Houston, TX
  • NPI 1730132234
  Care Compare affiliation
• University of Texas M. D. Anderson Cancer Center

  • General Acute Care Hospital
  • Houston, TX
  • NPI 1174582050
  Care Compare affiliation

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1444003200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1745884800000",
    "number": "1467822213",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1635 NORTH LOOP ROAD",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770081532",
            "telephone_number": "713-867-2000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1635 NORTH LOOP ROAD",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770081532",
            "telephone_number": "713-867-2000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "200 N Harvey Ave",
            "address_2": "Apt 504",
            "address_purpose": "LOCATION",
            "city": "Oklahoma City",
            "state": "OK",
            "postal_code": "731024005",
            "country_code": "US",
            "telephone_number": "310-926-9491",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1515 Holcombe Blvd",
            "address_purpose": "LOCATION",
            "city": "Houston",
            "state": "TX",
            "postal_code": "770304000",
            "country_code": "US",
            "telephone_number": "713-792-6161",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "IYER",
        "first_name": "VARUN",
        "credential": "D.O.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2015-10-05",
        "last_updated": "2025-04-29",
        "certification_date": "2025-04-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "TX",
            "license": "S0303",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Priya Alexandra Iyer, DO
• Priyanka Chandrasekhar Iyer, M.D.
• Rajagopalan Ravi Iyer
• Revathy Iyer, M.D.
• Swaminathan Padmanabhan Iyer, M.D.
• Karen Iyere
• Abolaji Iyiola, FNP-C
• Hasanat Iyiola
• Olajumoke Iyiola, LPC
• Doris Iyoha

• Emergency Medicine Physician in Houston, TX
• Providers in Houston, TX by specialty
• Emergency Medicine Physician in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 29, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.