Provider Profile
Gary M. Sampson, PhD
Unclaimed ProfileAbout Dr. Sampson
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Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (888) 313-8600
- Email not available
Practice Locations
945 11TH AVENUE
Longview, WA 98632
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other psychologists at this location 4
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 21 related providers in 3 groups
Other psychologists in Longview 5
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1981 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Dr. Sampson?
Dr. Sampson is a psychologist in Longview, WA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Dr. Sampson's address?
Dr. Sampson is listed at 945 11Th Avenue, Longview, WA 98632. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Sampson?
The number on file is (888) 313-8600. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Sampson's NPI number?
Dr. Sampson's National Provider Identifier is 1225149032. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Sampson train?
Dr. Sampson attended Other, graduating in 1981. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Sampson been practicing?
Dr. Sampson has 45 years experience. Calculated from a graduation year of 1981, reported in the CMS National Downloadable File.
CMS public data
Has Dr. Sampson confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Sampson. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.