David Lewallen, PsyD
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2015
- Practice address
- 21900 Willamette Dr, West Linn, OR 97068
- Practice phone
- Call (503) 653-0631
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Sundstrom Clinical Services
Behavioral health practice · West Linn, Oregon
Find David Lewallen's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
David Lewallen is a psychologist in West Linn, Oregon
David Lewallen practices at Sundstrom Clinical Services in West Linn, Oregon.
David Lewallen's NPI, 1457721979, was assigned on September 26, 2015.
- NPI
- 1457721979NPI Registry (opens in a new tab)
- NPI enumeration date
- September 26, 2015
- NPI status
- Active
- Practice phone
- (503) 653-0631
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
David Lewallen practices at Sundstrom Clinical Services in West Linn, Oregon
David Lewallen's primary practice is Sundstrom Clinical Services, at 21900 Willamette Dr, West Linn, OR 97068. The practice phone is (503) 653-0631.
- Sundstrom Clinical Services21900 Willamette Dr, West Linn, OR 97068Phone(503) 653-0631
Source: Dmand AI Affiliation Data
David Lewallen is affiliated with 1 site of care and 1 medical group
David Lewallen's primary practice is Sundstrom Clinical Services in West Linn, Oregon. The medical group on file is Sundstrom Clinical Services.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at David Lewallen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where David Lewallen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sundstrom Clinical Services | Available with a free account |
Source: Dmand AI Technology Install Data
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David Lewallen is one of 224 psychologists in Oregon
Psychologist is David Lewallen's primary specialty in the NPI Registry, under taxonomy code 103T00000X.
Specialties and state licenses
- PsychologistPrimary
- Mental health counselor
Psychologists near David Lewallen
Counts of psychologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
David Lewallen's patients have a median age of 17
Across all payers, Dmand AI patient panel data puts David Lewallen's median patient age at 17, with 15% women.
David Lewallen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 17
Patient panel by sex, all payers
- Women15%
- Men85%
Source: Dmand AI Patient Panel Data
Sources for David Lewallen's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about David Lewallen
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is David Lewallen's NPI number?
David Lewallen's NPI number is 1457721979. It was assigned on September 26, 2015, and it is active in the NPI Registry.
What does David Lewallen specialize in?
David Lewallen is a psychologist in West Linn, Oregon. The primary specialty in the NPI Registry is Psychologist (taxonomy code 103T00000X).
Where does David Lewallen practice?
David Lewallen practices at 21900 Willamette Dr, West Linn, OR 97068. David Lewallen's primary practice is Sundstrom Clinical Services in West Linn, Oregon.
What is David Lewallen's office phone number?
The practice phone on file for David Lewallen is (503) 653-0631.
What medical group is David Lewallen part of?
David Lewallen is linked to Sundstrom Clinical Services.
How long has David Lewallen been practicing?
David Lewallen's NPI was assigned in 2015.
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