John Rowles

Primary specialty

Emergency Medicine PhysicianTaxonomy code 207P00000X

License

MD-55446 Issued in IA

Practice address

1026 A Ave NE
Cedar Rapids, IA 52402-5036

Phone

(319) 369-8600

Fax

(319) 369-8335

NPI assigned

Mar 31, 2015

Last updated

Jan 9, 2026By 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 DE, MD, IA3 enrollments

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 3

Specialty

Emergency MedicineAlso: Internal Medicine

Education

University of Iowa, RJ & L Carver College of Medicine, 2015

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

East Central Iowa Acute Care PLLCGroup PAC ID 5496748857, 6 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Christiana Hospital Hospital, Newark, DE, CCN 080001
• St Lukes Hospital Hospital, Cedar Rapids, IA, CCN 160045
• Jones Regional Medical Center Hospital, Anamosa, IA, CCN 161306
• Union Hospital of Cecil County Hospital, Elkton, MD, CCN 210032
• Grundy County Memorial Hospital Hospital, Grundy Center, IA, CCN 161303

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• East Central Iowa Acute Care, PLLC

  • Emergency Medicine Physician
  • Cedar Rapids, IA
  • NPI 1386611291
  Medicare reassignment Care Compare group NPD
• Grundy County Memorial Hospital

  dba GCMH Professional Services

  • Emergency Medicine Physician
  • Grundy Center, IA
  • NPI 1114012085
  Medicare reassignment NPD
• Grundy County Memorial Hospital

  • Critical Access Hospital
  • Grundy Center, IA
  • NPI 1821055989
  Medicare reassignment NPD
• People's Memorial Hospital

  dba Buchanan County Health Center

  • Emergency Medicine Physician
  • Independence, IA
  • NPI 1336281245
  Medicare reassignment NPD
• St Luke's Jones Regional Medical Center

  • Critical Access Hospital
  • Anamosa, IA
  • NPI 1164514741
  Medicare reassignment NPD
• St. Luke's Jones Regional Medical Center

  dba Jones Regional Medical Center Physician Services

  • Emergency Medicine Physician
  • Anamosa, IA
  • NPI 1942397328
  Medicare reassignment NPD
• Unitypoint Health - Marshalltown

  • Emergency Medicine Physician
  • Marshalltown, IA
  • NPI 1164957593
  Medicare reassignment NPD
• Christiana Care Emergency Physicians LLC

  dba Christiana Care Emergency Physicians

  • Emergency Medicine Physician
  • Newark, DE
  • NPI 1639956451
  Medicare reassignment NPD
• Christiana Care Emergency Physicians LLC

  dba Christiana Care Emergency Physicians MD

  • Emergency Medicine Physician
  • Elkton, MD
  • NPI 1871375899
  Medicare reassignment NPD
• Christiana Care Health Services Inc

  dba CCHS Hospitalist Partners

  • Hospitalist Physician
  • Newark, DE
  • NPI 1245474329

  Internal Medicine

  Medicare reassignment NPD
• Christiana Care Health Services Inc

  dba CCHS Wilm Health Ctr

  • Family Medicine Physician
  • Wilmington, DE
  • NPI 1760811681

  Internal Medicine

  Medicare reassignment NPD
• Christiana Care Health Services, Inc

  dba CCHS Pmri

  • Endocrinology, Diabetes & Metabolism Physician
  • Wilmington, DE
  • NPI 1770568107
  Medicare reassignment NPD

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

• Grundy County Memorial Hospital

  • Critical Access Hospital
  • Grundy Center, IA
  • NPI 1821055989
  Care Compare affiliation
• St Luke's Jones Regional Medical Center

  • Critical Access Hospital
  • Anamosa, IA
  • NPI 1164514741
  Care Compare affiliation
• St Luke's Methodist Hospital

  • General Acute Care Hospital
  • Cedar Rapids, IA
  • NPI 1083708226
  Care Compare affiliation
• Christiana Care Health Services, Inc.

  dba Christiana Care

  • General Acute Care Hospital
  • Wilmington, DE
  • NPI 1134194038
  Care Compare affiliation
• Union Hospital of Cecil County

  • General Acute Care Hospital
  • Elkton, MD
  • NPI 1376523357
  Care Compare affiliation

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

{
    "created_epoch": "1427760000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1767916800000",
    "number": "1083009617",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1026 A AVE NE",
            "city": "CEDAR RAPIDS",
            "state": "IA",
            "postal_code": "524025036",
            "telephone_number": "319-369-8600",
            "fax_number": "319-369-8335"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1026 A AVE NE",
            "city": "CEDAR RAPIDS",
            "state": "IA",
            "postal_code": "524025036",
            "telephone_number": "319-369-8600",
            "fax_number": "319-369-8335"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ROWLES",
        "first_name": "JOHN",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2015-03-31",
        "last_updated": "2026-01-09",
        "certification_date": "2026-01-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "IA",
            "license": "MD-55446",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Michael Todd Ross, D.C.
• Natalie Louise Ross, MD
• Rotation Transport LLC
• Karlee Roth, ARNP
• Sarah Rowland
• Nicole Rowray, RDN, CSR, LD, CLT
• Royer Hearing Aid Center Inc (Beltone Hearing Aid Center)
• Helen Louise Royer, IOWA LICENSED HEARIN
• Kevin Robert Royer, BOARD CERTIFIED IOWA
• Lauren Renee Royer, HAS

• Emergency Medicine Physician in Cedar Rapids, IA
• Providers in Cedar Rapids, IA by specialty
• Emergency Medicine Physician in Iowa

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 9, 2026; 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.