Active NPI
William Robert Walters III, MD
- Anesthesiology Physician
- Portland, OR
National Provider Identifier
1184366395
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Anesthesiology Physician
- License
- MD229524
- Practice address
- 707 SW Washington St Ste 700
Portland, OR 97205-3523 - Phone
- (503) 299-9906
- Fax
- (503) 225-9002
- NPI assigned
- Apr 8, 2022
- 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Anesthesiology Physician | 207L00000X | MD229524 | OR | Primary |
Addresses
Primary practice location
707 SW Washington St Ste 700
Portland, OR 97205-3523
Mailing address
PO Box 35147
#1801
Seattle, WA 98124-5147
Other practice location 1
320 E North Ave
Pittsburgh, PA 15212-4772
Phone (412) 359-8191
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
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Oregon Anesthesiology Group PC | Anesthesiology | Past | Accepting new patients |
Organizations & group practices 1
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.
-
- Anesthesiology Physician
- Portland, OR
- NPI 1477527786
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1649376000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1784073600000",
"number": "1184366395",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 35147",
"address_2": "#1801",
"city": "SEATTLE",
"state": "WA",
"postal_code": "981245147"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "707 SW WASHINGTON ST STE 700",
"city": "PORTLAND",
"state": "OR",
"postal_code": "972053523",
"telephone_number": "503-299-9906",
"fax_number": "503-225-9002"
}
],
"practiceLocations": [
{
"address_1": "320 E North Ave",
"address_purpose": "LOCATION",
"city": "Pittsburgh",
"state": "PA",
"postal_code": "152124772",
"country_code": "US",
"telephone_number": "412-359-8191",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "WALTERS",
"first_name": "WILLIAM",
"middle_name": "ROBERT",
"name_prefix": "Dr.",
"name_suffix": "III",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2022-04-08",
"last_updated": "2026-07-15",
"certification_date": "2026-07-15",
"status": "A"
},
"taxonomies": [
{
"code": "207L00000X",
"taxonomy_group": "",
"desc": "Anesthesiology",
"state": "OR",
"license": "MD229524",
"primary": true
}
],
"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 Jul 15, 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.