Robert Barrington Olsen, MD

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

MD00016720 Issued in WA

Practice address

1101 Madison Street
Suite 1290
Seattle, WA 98104

Phone

(206) 622-5455

Fax

(206) 622-2008

NPI assigned

Dec 19, 2006

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

Not listed in the public Medicare enrollment file

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.

Opted out of Medicare

Yes, effective Aug 12, 2019 through Aug 12, 2027

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Interoperability endpoints

• FHIR API: https://api.platform.athenahealth.com/19032/brand/1/csg/1/fhir/r4

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.

• Robert B Olsen MD Inc

  • Internal Medicine Physician
  • Seattle, WA
  • NPI 1508929902
  NPD (past) Authorized official
• Wallace R Hodges MD LLC

  • Internal Medicine Physician
  • Seattle, WA
  • NPI 1720404882
  NPD (past)

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

{
    "created_epoch": "1166486400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1164585162",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1101 MADISON STREET",
            "address_2": "SUITE 1290",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "98104",
            "telephone_number": "206-622-5455",
            "fax_number": "206-622-2008"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1101 MADISON STREET",
            "address_2": "SUITE 1290",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "98104",
            "telephone_number": "206-622-5455",
            "fax_number": "206-622-2008"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "OLSEN",
        "first_name": "ROBERT",
        "middle_name": "BARRINGTON",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-12-19",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "WA",
            "license": "MD00016720",
            "primary": true
        },
        {
            "code": "2084F0202X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Forensic Psychiatry",
            "state": "WA",
            "license": "MD00016720",
            "primary": false
        },
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "WA",
            "license": "MD00016720",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Julie Olsen, LMHC
• Katharine Sherrard Taylor Olsen, RDN, CDR, MS
• Kolton Clair Olsen, PHARM.D.
• Linda Jean Olsen, RN
• Niels Reed Olsen
• Sharon Marie Olsen, RN MA PSYCHOLOGIST
• Sherry Whiteley Olsen, PT
• Sofia M Olsen
• Stephen B Olsen, M.D.
• Tracey Lynn Olsen, PTA

• Internal Medicine Physician in Seattle, WA
• Providers in Seattle, WA by specialty
• Internal Medicine Physician in Washington

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 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; Opt Out Affidavits.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.