Active NPI
Dohn Royal Kruschwitz, MD, ND
- Naturopath
- Portland, OR
National Provider Identifier
1972647428
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Naturopath
- License
- 911
- Practice address
- 2220 SW 1St Ave
Portland, OR 97201-5003 - Phone
- (503) 552-1551
- Fax
- (503) 226-8133
- NPI assigned
- Feb 17, 2007
- Sex
- Male
- Sole proprietor
- No
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 | 911 | OR | Primary |
| Family Medicine Physician | 207Q00000X | 19322 | OR |
Addresses
Primary practice location
2220 SW 1St Ave
Portland, OR 97201-5003
Mailing address
2220 SW 1St Ave
Portland, OR 97201-5003
Phone (503) 552-1551
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 135652 | Other | OR | OMAP PROVIDER NUMBER |
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
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 911 | OR | MD | Naturopath |
| 19322 | OR | MD | Family Medicine Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1171670400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1757548800000",
"number": "1972647428",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2220 SW 1ST AVE",
"city": "PORTLAND",
"state": "OR",
"postal_code": "972015003",
"telephone_number": "503-552-1551",
"fax_number": "503-226-8133"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "2220 SW 1ST AVE",
"city": "PORTLAND",
"state": "OR",
"postal_code": "972015003",
"telephone_number": "503-552-1551",
"fax_number": "503-226-8133"
}
],
"practiceLocations": [],
"basic": {
"last_name": "KRUSCHWITZ",
"first_name": "DOHN",
"middle_name": "ROYAL",
"name_prefix": "Dr.",
"credential": "MD, ND",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2007-02-17",
"last_updated": "2025-09-11",
"status": "A"
},
"taxonomies": [
{
"code": "175F00000X",
"taxonomy_group": "",
"desc": "Naturopath",
"state": "OR",
"license": "911",
"primary": true
},
{
"code": "207Q00000X",
"taxonomy_group": "",
"desc": "Family Medicine",
"state": "OR",
"license": "19322",
"primary": false
}
],
"identifiers": [
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "OMAP PROVIDER NUMBER",
"identifier": "135652",
"state": "OR"
}
],
"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 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.