John Thomas Wren Jr., MD, PHD

Primary specialty

Neonatal-Perinatal Medicine PhysicianTaxonomy code 2080N0001X

License

MD-51263 Issued in IA

Practice address

200 Hawkins Dr
Iowa City, IA 52242-1009

Phone

(319) 384-5258

Fax

(319) 336-4685

NPI assigned

Jun 22, 2017

Sex

Male

Sole proprietor

No

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

Specialties & licenses 3

Addresses

Medicare fee-for-service enrollment

Enrolled in IA

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

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine, Doctor of Philosophy

State licenses

Practice roles

Locations

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

• State University of Iowa

  • Family Medicine Physician
  • Iowa City, IA
  • NPI 1477554814

  Pediatrics

  Medicare reassignment NPD
• State University of Iowa

  • Student Health Clinic/Center
  • Iowa City, IA
  • NPI 1285635664
  NPD (past)
• State University of Iowa

  • General Acute Care Hospital
  • Iowa City, IA
  • NPI 1376544320
  NPD (past)

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

{
    "created_epoch": "1498089600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763596800000",
    "number": "1962922724",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "200 HAWKINS DR",
            "city": "IOWA CITY",
            "state": "IA",
            "postal_code": "522421009",
            "telephone_number": "319-384-5258",
            "fax_number": "319-336-4685"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "200 HAWKINS DR",
            "city": "IOWA CITY",
            "state": "IA",
            "postal_code": "522421009",
            "telephone_number": "319-384-5258",
            "fax_number": "319-336-4685"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "500 E Market St",
            "address_purpose": "LOCATION",
            "city": "Iowa City",
            "state": "IA",
            "postal_code": "522452633",
            "country_code": "US",
            "telephone_number": "319-339-3551",
            "fax_number": "319-248-7945",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "WREN",
        "first_name": "JOHN",
        "middle_name": "THOMAS",
        "name_prefix": "Dr.",
        "name_suffix": "Jr.",
        "credential": "MD, PHD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2017-06-22",
        "last_updated": "2025-11-20",
        "certification_date": "2025-11-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "IA",
            "license": "MD-51263",
            "primary": false
        },
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "MO",
            "license": "2018035931",
            "primary": false
        },
        {
            "code": "2080N0001X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Neonatal-Perinatal Medicine",
            "state": "IA",
            "license": "MD-51263",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• James B Worrell, MD
• Laikyn Worrell, RBT
• Makenzi Rose Worsfold
• Wound Care and Hyperbaric Physicians PLC
• Wound Care Associates PLLC
• Doug Wrenn, R.PH.
• Alex Thomas Wright, MD
• Brittany Wright, STUDENT
• Molly Anne Wright, ARNP
• Sheila Kaye Wright, RD, LD, CDE, CNSD

• Neonatal-Perinatal Medicine Physician in Iowa City, IA
• Providers in Iowa City, IA by specialty
• Neonatal-Perinatal Medicine Physician in Iowa

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 20, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.