Individual provider Active NPI

Robert G Sonntag, MD

  • Geriatric Medicine (Internal Medicine) Physician
  • Minneapolis, MN
National Provider Identifier
1699741397
Registry record updated Oct 6, 2021
On this page

Key facts

NPPES NPI Registry
Primary specialty
Geriatric Medicine (Internal Medicine) PhysicianTaxonomy code 207RG0300X
License
24595 Issued in MN
Practice address
4730 Chicago Ave
Minneapolis, MN 55407-3570
Phone
(952) 883-6805
Fax
(952) 853-8864
NPI assigned
Feb 23, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 6, 2021

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Geriatric Medicine (Internal Medicine) Physician 207RG0300X 24595 MN Primary

Addresses

Primary practice location

4730 Chicago Ave
Minneapolis, MN 55407-3570

Mailing address

8170 33Rd Ave S
Ms 21110Q
Bloomington, MN 55425-4516

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MN
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

Enrollment IDStateProvider typePAC IDDetails
I20051222000537 MN Practitioner - Geriatric MedicinePractitioner - Internal Medicine 8628090289 Reassigns benefits to 2 organizations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Park Nicollet Clinic Current Accepting new patients
Group Health, Inc. CurrentSince Nov 7, 2005 Accepting new patients
Group Health, Inc. CurrentSince Nov 7, 2005 Accepting new patients
Park Nicollet Clinic CurrentSince Jun 1, 2023 Accepting new patients
Grand Avenue Rest Home Inc Past Accepting new patients

Locations

8170 33rd Ave S
#21110Q
Minneapolis, MN 55425
Phone (952) 883-5375

8600 Nicollet Ave S
Minneapolis, MN 55420
Phone (952) 887-6600

2220 Riverside Ave
Minneapolis, MN 55454
Phone (612) 371-1600

8170 33rd Ave S
Minneapolis, MN 55425
Phone (952) 883-5463

5320 Hyland Greens Dr
Minneapolis, MN 55437
Phone (952) 993-2400

4730 Chicago Ave
Minneapolis, MN 55407
Phone (612) 313-0000

8170 33rd Ave S
#21106T
Minneapolis, MN 55425
Phone (952) 883-6805

Ownership & related parties

All facility ownership & control disclosures 4

Facilities whose Medicare enrollment lists this provider’s PECOS associate ID as an owner or managing party.

FacilityTypeRoleSince
Harmony GardensMaplewood, MN, CCN 245381B Skilled nursing facility Operational/Managerial Control
Adp of the SNF
Oct 1, 2025
Oct 1, 2025
St Anthony Park HomeSaint Paul, MN, CCN 245063 Skilled nursing facility Operational/Managerial Control
Adp of the SNF
Nov 30, 2021
Nov 30, 2021
Guardian Angels Care CenterElk River, MN, CCN 245012 Skilled nursing facility Contracted Managing Employee Mar 15, 2006
Mission Nursing HomePlymouth, MN, CCN 245546 Skilled nursing facility Corporate Director
Operational/Managerial Control
Adp of the SNF
Jan 1, 2010
Jan 1, 2010
Apr 2, 2025

Owned or controlled facilities with NPI records 4

Facilities whose Medicare enrollment lists this provider as an owner, officer, director or managing party.

Organizations & group practices 5

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.

NPI Registry JSON

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

{
    "created_epoch": "1140652800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1633478400000",
    "number": "1699741397",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "8170 33RD AVE S",
            "address_2": "MS 21110Q",
            "city": "BLOOMINGTON",
            "state": "MN",
            "postal_code": "554254516"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4730 CHICAGO AVE",
            "city": "MINNEAPOLIS",
            "state": "MN",
            "postal_code": "554073570",
            "telephone_number": "952-883-6805",
            "fax_number": "952-853-8864"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SONNTAG",
        "first_name": "ROBERT",
        "middle_name": "G",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-02-23",
        "last_updated": "2021-10-06",
        "certification_date": "2021-10-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Geriatric Medicine",
            "state": "MN",
            "license": "24595",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Minneapolis, MN

Sources for this page

Verify at the official NPI Registry.