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Ziga Tretjak, MD
NPI 1033186325 · Gastroenterology Physician · Richland, WA
Ziga Tretjak, MD is a Gastroenterology Physician provider in Richland, WA (NPI 1033186325).
Provider details
- NPI number
- 1033186325
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 60113820 (WA)
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
780 Swift Blvd, Suite 270
Kadlec Clinic, Gastroenterology
Richland, WA 99352
Phone: (509) 942-3627
Fax: (509) 943-3280
Street-level locationGet directions
Mailing address
9605 Sandifur Pkwy
Pasco, WA 99301-8028
Registry dates
- Enumerated
- 2006-03-05
- Last updated
- 2012-07-05
Frequently asked questions
- What is Ziga Tretjak's NPI number?
- Ziga Tretjak's National Provider Identifier (NPI) is 1033186325, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ziga Tretjak's specialty?
- Ziga Tretjak is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Ziga Tretjak located?
- Ziga Tretjak's practice location on file with NPPES is 780 Swift Blvd, Suite 270, Richland, WA 99352.
- What is Ziga Tretjak's phone number?
- The practice phone number listed in the NPPES registry for Ziga Tretjak is (509) 942-3627.
- Is Ziga Tretjak's NPI active?
- Yes — Ziga Tretjak's NPI (1033186325) is active in the NPPES registry as of the last update on 2012-07-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.