Individual provider Active NPI

Sterling Synnove Dorman Crittenden, ND

  • Naturopath
  • Portland, OR
National Provider Identifier
1275088015
Registry record updated May 31, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
NaturopathTaxonomy code 175F00000X
License
4003 Issued in OR
Practice address
4605 NE Fremont St Ste 204a
Portland, OR 97213-1715
Phone
(503) 724-6730
Fax
(800) 878-6697
NPI assigned
Aug 22, 2016
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on May 31, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Naturopath 175F00000X 4003 OR Primary
Naturopath 175F00000X ND-341-0 HI

Addresses

Primary practice location

4605 NE Fremont St Ste 204a
Portland, OR 97213-1715

Mailing address

515 NW Saltzman Rd # 769
Portland, OR 97229-6098
Phone (503) 724-6730

Other practice location 1

1135 Makawao Ave Ste 101
Makawao, HI 96768-7401
Phone (503) 724-6730

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

State licenses

LicenseStateTypeSpecialty
ND-341-0HIMDNaturopath

Practice roles

OrganizationSpecialtyStatusNew patients
Touchet Acupuncture CurrentSince Jul 9, 2023 Accepting new patients
Sterling Dorman Crittenden, ND, LLC Naturopath Current Accepting new patients

Locations

827 NE Alberta St
Portland, OR 97211
Phone (503) 477-6670

515 NW Saltzman Rd
Portland, OR 97229
Phone (503) 862-7906

4605 NE Fremont St
Ste 204A
Portland, OR 97213
Phone (503) 724-6730

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 and National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1471824000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1780185600000",
    "number": "1275088015",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "515 NW SALTZMAN RD # 769",
            "city": "PORTLAND",
            "state": "OR",
            "postal_code": "972296098",
            "telephone_number": "503-724-6730",
            "fax_number": "800-878-6697"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4605 NE FREMONT ST STE 204A",
            "city": "PORTLAND",
            "state": "OR",
            "postal_code": "972131715",
            "telephone_number": "503-724-6730",
            "fax_number": "800-878-6697"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1135 Makawao Ave Ste 101",
            "address_purpose": "LOCATION",
            "city": "Makawao",
            "state": "HI",
            "postal_code": "967687401",
            "country_code": "US",
            "telephone_number": "503-724-6730",
            "fax_number": "800-878-6697",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CRITTENDEN",
        "first_name": "STERLING",
        "middle_name": "SYNNOVE DORMAN",
        "name_prefix": "Dr.",
        "credential": "ND",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2016-08-22",
        "last_updated": "2026-05-31",
        "certification_date": "2026-05-31",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "175F00000X",
            "taxonomy_group": "",
            "desc": "Naturopath",
            "state": "OR",
            "license": "4003",
            "primary": true
        },
        {
            "code": "175F00000X",
            "taxonomy_group": "",
            "desc": "Naturopath",
            "state": "HI",
            "license": "ND-341-0",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Portland, OR

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 31, 2026; 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.