Active NPI
Sterling Synnove Dorman Crittenden, ND
- Naturopath
- Portland, OR
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Naturopath
- License
- 4003
- 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
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| 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
| License | State | Type | Specialty |
|---|---|---|---|
| ND-341-0 | HI | MD | Naturopath |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Touchet Acupuncture | Current | 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.
-
- Naturopath
- Portland, OR
- NPI 1629506977
-
- Acupuncturist
- Portland, OR
- NPI 1659989069
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.