IndividualActive
Donald Trelstad, M.D.
NPI 1962407890 · Specialist · Tualatin, OR
Donald Trelstad, M.D. is a Specialist provider in Tualatin, OR (NPI 1962407890).
Provider details
- NPI number
- 1962407890
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M.D.
- Sex
- Male
- License
- MD09256 (OR)
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
21 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
19260 Sw 65th Ave
Ste 420
Tualatin, OR 97062-5712
Phone: (503) 692-0405
Fax: (503) 692-7978
Street-level locationGet directions
Mailing address
1040 Nw 22nd Ave
Portland, OR 97210-3083
Registry dates
- Enumerated
- 2005-06-16
- Last updated
- 2007-07-08
Frequently asked questions
- What is Donald Trelstad's NPI number?
- Donald Trelstad's National Provider Identifier (NPI) is 1962407890, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donald Trelstad's specialty?
- Donald Trelstad is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Donald Trelstad located?
- Donald Trelstad's practice location on file with NPPES is 19260 Sw 65th Ave, Tualatin, OR 97062-5712.
- What is Donald Trelstad's phone number?
- The practice phone number listed in the NPPES registry for Donald Trelstad is (503) 692-0405.
- Is Donald Trelstad's NPI active?
- Yes — Donald Trelstad's NPI (1962407890) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.