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Steven Zack, MD
NPI 1558398578 · Anesthesiology Physician · Tualatin, OR
Steven Zack, MD is a Anesthesiology Physician provider in Tualatin, OR (NPI 1558398578).
Provider details
- NPI number
- 1558398578
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD10279 (OR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
20 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
19300 Sw 65th Ave
Tualatin, OR 97062-7706
Phone: (503) 692-1212
Approximate (ZIP-level) locationGet directions
Mailing address
Po Box 4008
Portland, OR 97208-4008
Registry dates
- Enumerated
- 2006-06-26
- Last updated
- 2007-07-08
Frequently asked questions
- What is Steven Zack's NPI number?
- Steven Zack's National Provider Identifier (NPI) is 1558398578, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Zack's specialty?
- Steven Zack is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Steven Zack located?
- Steven Zack's practice location on file with NPPES is 19300 Sw 65th Ave, Tualatin, OR 97062-7706.
- What is Steven Zack's phone number?
- The practice phone number listed in the NPPES registry for Steven Zack is (503) 692-1212.
- Is Steven Zack's NPI active?
- Yes — Steven Zack's NPI (1558398578) 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.