Ask for a self-pay quote
Request a written estimate for the exact service, including professional and facility fees.
Psychologist, Clinical in Portland, OR
Ariel Williamson is a psychologist at 3181 SW Sam Jackson Park RD in Portland, OR. View phone 800-452-3563 and NPI 1841793825.
Loa does not yet have a verified provider-submitted price for this listing. Ask the provider and your insurer for a current estimate before scheduling care.
Psychologists assess cognitive, emotional, and behavioral concerns and may provide psychological testing, psychotherapy, behavioral interventions, or consultation depending on specialty and setting. Licensure, services, and prescribing authority vary by training and state, so confirm scope directly.
Published and estimated prices are a starting point. Confirm these details before scheduling to avoid surprises.
Request a written estimate for the exact service, including professional and facility fees.
Verify the CPT or other billing code and whether care is billed as an office, outpatient, or hospital service.
Ask your insurer about network status, deductible progress, prior authorization, and expected patient responsibility.
Compare the written estimate with source-labeled prices and ask which additional services could be billed.
Ariel Williamson PhD is published from source-labeled provider data. Registry classifications, practice locations, network participation, and contact information can change, so verify current details before care, billing, or referral.
Source: NPI Registry. Source record updated January 7, 2025. Loa profile refreshed Jul 29, 2026.
Loa does not yet have a verified provider-submitted price for Ariel Williamson PhD. Ask the office for a written self-pay estimate and compare nearby source-labeled prices before scheduling.
This profile shows public provider information for Psychologist, Clinical in Portland, OR, including contact details, NPI source information, and source-labeled price context when available.
Ariel Williamson PhD is listed as an NPI individual under Psychologist, Clinical (103TC0700X). Registry classifications can change and do not guarantee that every listed service is currently offered.
Contact the office before care to confirm the location, appointment availability, network participation, exact service and billing code, and all expected professional or facility fees.
The provider or an authorized representative can claim the profile or suggest a correction. Loa reviews submitted changes before publishing them.