Thomas Pak, D.O.
NPI 1427204817 · Anesthesiology Physician · Portland, OR
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Pak, D.O. is a Anesthesiology Physician provider in Portland, OR (NPI 1427204817).
Provider details
- NPI number
- 1427204817
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 036121349 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
Mailing address
Registry dates
- Enumerated
- 2008-08-18
- Last updated
- 2018-10-19
Frequently asked questions
- What is Thomas Pak's NPI number?
- Thomas Pak's National Provider Identifier (NPI) is 1427204817, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Pak's specialty?
- Thomas Pak is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Pak located?
- Thomas Pak's practice location on file with NPPES is 707 Sw Washington St, Portland, OR 97205-3536.
- What is Thomas Pak's phone number?
- The practice phone number listed in the NPPES registry for Thomas Pak is (503) 299-9906.
- Does Thomas Pak accept Medicare?
- Thomas Pak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Pak's NPI active?
- Yes — Thomas Pak's NPI (1427204817) is active in the NPPES registry as of the last update on 2018-10-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.