Individual provider Active NPI

Marcus Robert Osman, MD

  • Gastroenterology Physician
  • Rochester, MN
National Provider Identifier
1144967191
Registry record updated Jun 9, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gastroenterology PhysicianTaxonomy code 207RG0100X
License
82316 Issued in MN
Practice address
200 1St St SW
Rochester, MN 55905-0001
Phone
(507) 284-2511
NPI assigned
May 19, 2022
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 9, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Gastroenterology Physician 207RG0100X 82316 MN Primary
Internal Medicine Physician 207R00000X MD-54441 IA

Addresses

Primary practice location

200 1St St SW
Rochester, MN 55905-0001

Mailing address

PO Box 860912
Minneapolis, MN 55486-0912
Phone (507) 284-2511

Other practice location 1

200 Hawkins Dr
Iowa City, IA 52242-1009
Phone (319) 356-4241

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IA, MN2 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 2

Enrollment IDStateProvider typePAC IDDetails
I20250711000358 IA Practitioner - Internal MedicinePractitioner - Hospitalist 2769863091 Reassigns benefits to 1 organization
I20260615001075 MN Practitioner - Gastroenterology 2769863091

Care Compare profile

Medicare Care Compare
Specialty
Gastroenterology
Education
University of North Dakota School of Medicine, 2022
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

PO Box
Minneapolis, MN 55486

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

Practice roles

OrganizationSpecialtyStatusNew patients
State University of Iowa Internal Medicine CurrentSince Jul 1, 2025 Accepting new patients
State University of Iowa Past Accepting new patients

Locations

200 Hawkins Dr
Iowa City, IA 52242
Phone (319) 356-1616

200 Hawkins Dr
#H
Iowa City, IA 52242
Phone (319) 356-1616

Organizations & group practices 2

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.

Hospital & facility affiliations 1

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

NPI Registry JSON

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

{
    "created_epoch": "1652918400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1780963200000",
    "number": "1144967191",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 860912",
            "city": "MINNEAPOLIS",
            "state": "MN",
            "postal_code": "554860912",
            "telephone_number": "507-284-2511"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "200 1ST ST SW",
            "city": "ROCHESTER",
            "state": "MN",
            "postal_code": "559050001",
            "telephone_number": "507-284-2511"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "200 Hawkins Dr",
            "address_purpose": "LOCATION",
            "city": "Iowa City",
            "state": "IA",
            "postal_code": "522421009",
            "country_code": "US",
            "telephone_number": "319-356-4241",
            "fax_number": "319-356-3949",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "OSMAN",
        "first_name": "MARCUS",
        "middle_name": "ROBERT",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2022-05-19",
        "last_updated": "2026-06-09",
        "certification_date": "2026-06-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "MN",
            "license": "82316",
            "primary": true
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IA",
            "license": "MD-54441",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Rochester, MN

Sources for this page

Verify at the official NPI Registry.