GERALD ACHESON DUNLAP MD
NPI 1144497009
Internal Medicine in Beaverton, OR
About Gerald Acheson Dunlap Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GERALD ACHESON DUNLAP MD (NPI 1144497009) is an individual internal medicine provider in Beaverton, Oregon, licensed in Oregon (MD151063) and active in the NPI registry since May 2008. He is enrolled in Medicare PECOS, maintains a secondary practice location in Oregon City, and is a graduate of Oregon Health Sciences University School Of Medicine (2007).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Gerald Acheson Dunlap Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Gerald Dunlap reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Beaverton, OR 97005
- Reassigned Medicare billing, Oregon and Washington enrollments
- Medicare enrollment name: Kaiser Foundation Health Plan Of The Northwest
- Also billed through NPI 1184786527 (Washington)
- 3,207 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 97005 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Gerald Dunlap's NPI number?
The NPI number for Gerald Dunlap is 1144497009. It was assigned to this individual provider in the NPPES registry on May 9, 2008.
Where is Gerald Dunlap located?
Gerald Dunlap practices at 4855 SW Western Ave, Beaverton, OR 97005. The listed phone number is (800) 813-2000.
What is Gerald Dunlap's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Gerald Dunlap enrolled in Medicare?
Yes. Gerald Dunlap is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Gerald Dunlap's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gerald Dunlap reassigns Medicare benefits to Beaverton Rehab & Specialty Care, LLC (Beaverton, OR). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Gerald Dunlap's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Gerald Dunlap accept?
Health plans from Kaiser Permanente list Gerald Dunlap as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Gerald Dunlap was last updated on May 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Gerald Acheson Dunlap, MD · NPI 1144497009
Internal Medicine physician in Beaverton, Oregon. Individual provider, active in the CMS NPPES registry since May 9, 2008.
## Identity
- **NPI:** 1144497009 (Entity type: Individual)
- **Enumerated:** May 9, 2008
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** MD151063 (Oregon)
- **Sole proprietor:** No
## Practice location
- **Address:** 4855 SW WESTERN AVE, Beaverton, OR 97005-3460
- **Phone:** (800) 813-2000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Beaverton Rehab & Specialty Care, LLC (NPI 1366469330, Beaverton, OR), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Oregon Health Sciences University School Of Medicine, class of 2007
## Record status
- **NPPES last updated:** May 5, 2026
- **Other identifiers:** Other P00940164 (OR); Medicaid 500623081 (OR)
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Source: [NPI Profile](https://npiprofile.com/npi/1144497009) · Data from the CMS NPPES public registry.