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David Oas, PH.D
NPI 1427251727 · Forensic Psychologist · Ashland, OR
David Oas, PH.D is a Forensic Psychologist provider in Ashland, OR (NPI 1427251727).
Provider details
- NPI number
- 1427251727
- Entity type
- Individual
- Primary specialty
- Forensic PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D
- Sex
- Male
- Sole proprietor
- Yes
- License
- 0237 (OR)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(89/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
508 Tucker St
Ashland, OR 97520-1582
Phone: (541) 482-8506
Fax: (541) 488-9373
Street-level locationGet directions
Mailing address
508 Tucker St
Ashland, OR 97520-1582
Registry dates
- Enumerated
- 2007-06-06
- Last updated
- 2007-07-08
Frequently asked questions
- What is David Oas's NPI number?
- David Oas's National Provider Identifier (NPI) is 1427251727, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Oas's specialty?
- David Oas is listed in the NPPES registry with a primary specialty of Forensic Psychologist (Behavioral Health & Social Service Providers).
- Where is David Oas located?
- David Oas's practice location on file with NPPES is 508 Tucker St, Ashland, OR 97520-1582.
- What is David Oas's phone number?
- The practice phone number listed in the NPPES registry for David Oas is (541) 482-8506.
- Is David Oas's NPI active?
- Yes — David Oas's NPI (1427251727) 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.