Gregory Scott Baker, D.C.

Primary specialty

Occupational Health ChiropractorTaxonomy code 111NX0100X

License

27 2853 Issued in OR

Practice address

5802 SE Powell Blvd.
Portland, OR 97206

Phone

(503) 774-3778

Fax

(503) 774-3880

NPI assigned

May 1, 2007

Last updated

Sep 11, 2025By 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 2

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

State licenses

Practice roles

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.

• Manual Medicine and Rehabilitation, PC

  • Chiropractor
  • Portland, OR
  • NPI 1871027508
  NPD (past)

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

{
    "created_epoch": "1177977600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1154542710",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "27095 SE CURRIN RD.",
            "city": "ESTACADA",
            "state": "OR",
            "postal_code": "97023",
            "telephone_number": "503-630-3448"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5802 SE POWELL BLVD.",
            "city": "PORTLAND",
            "state": "OR",
            "postal_code": "97206",
            "telephone_number": "503-774-3778",
            "fax_number": "503-774-3880"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BAKER",
        "first_name": "GREGORY",
        "middle_name": "SCOTT",
        "name_prefix": "Dr.",
        "credential": "D.C.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-05-01",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "111N00000X",
            "taxonomy_group": "",
            "desc": "Chiropractor",
            "state": "WA",
            "license": "CH00033960",
            "primary": false
        },
        {
            "code": "111NX0100X",
            "taxonomy_group": "",
            "desc": "Chiropractor, Occupational Health",
            "state": "OR",
            "license": "27 2853",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Diane Elizabeth Baker, LCSW
• Diane Romayne Baker, MD
• Frances Marie Baker
• Gary R Baker Jr.
• George Griffith Baker, MD
• Hannah Lee Baker
• Jacquelyn Baker, LMT
• James R Baker, CADC-1
• James W. Baker, MD
• Jessica Nicole Baker, LMFT

• Occupational Health Chiropractor in Portland, OR
• Providers in Portland, OR by specialty
• Occupational Health Chiropractor in Oregon

• 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.