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Gregory Czar, PHD
NPI 1376707042 · Clinical Psychologist · Lake Oswego, OR
Gregory Czar, PHD is a Clinical Psychologist provider in Lake Oswego, OR (NPI 1376707042).
Provider details
- NPI number
- 1376707042
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 1579 (OR)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(87/100 index)
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
15100 Boones Ferry Rd
Suite 850c
Lake Oswego, OR 97035-3469
Phone: (503) 539-1547
Street-level locationGet directions
Mailing address
15100 Boones Ferry Rd
Lake Oswego, OR 97035-3469
Registry dates
- Enumerated
- 2008-07-11
- Last updated
- 2008-07-11
Frequently asked questions
- What is Gregory Czar's NPI number?
- Gregory Czar's National Provider Identifier (NPI) is 1376707042, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Czar's specialty?
- Gregory Czar is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Gregory Czar located?
- Gregory Czar's practice location on file with NPPES is 15100 Boones Ferry Rd, Lake Oswego, OR 97035-3469.
- What is Gregory Czar's phone number?
- The practice phone number listed in the NPPES registry for Gregory Czar is (503) 539-1547.
- Is Gregory Czar's NPI active?
- Yes — Gregory Czar's NPI (1376707042) is active in the NPPES registry as of the last update on 2008-07-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.