TRACY WALKER MD
NPI 1871607234
Internal Medicine in Portland, OR
About Tracy Walker Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
TRACY WALKER MD (NPI 1871607234) is an individual internal medicine provider in Portland, Oregon, licensed in Oregon (MD17930) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Tracy Walker Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Tracy Walker reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Portland, OR 97214
- Reassigned Medicare billing, Oregon and Washington enrollments
- Also billed through NPI 1871848457 (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 97202 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Tracy Walker's NPI number?
The NPI number for Tracy Walker is 1871607234. It was assigned to this individual provider in the NPPES registry on August 19, 2006.
Where is Tracy Walker located?
Tracy Walker practices at 6531 SE Reed College Pl, Portland, OR 97202. The listed phone number is (503) 750-3099.
What is Tracy Walker's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Tracy Walker enrolled in Medicare?
Yes. Tracy Walker is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Tracy Walker's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Tracy Walker reassigns Medicare benefits to Kaiser Foundation Health Plan Of The Northwest (Portland, 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 Tracy Walker's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Tracy Walker accept?
Health plans from Kaiser Permanente list Tracy Walker 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 Tracy Walker was last updated on November 9, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 years 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.
# Tracy Walker, MD · NPI 1871607234
Internal Medicine physician in Portland, Oregon. Individual provider, active in the CMS NPPES registry since August 19, 2006.
## Identity
- **NPI:** 1871607234 (Entity type: Individual)
- **Enumerated:** August 19, 2006
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** MD17930 (Oregon)
- **Sole proprietor:** No
## Practice location
- **Address:** 6531 SE REED COLLEGE PL, Portland, OR 97202-8265
- **Phone:** (503) 750-3099
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Kaiser Foundation Health Plan Of The Northwest (NPI 1063990695, Portland, OR), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** November 9, 2011
- **Other identifiers:** Medicare UPIN F91614 (OR); Medicaid 066782 (OR); Medicare ID-Type Unspecified 133418 (OR)
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Source: [NPI Profile](https://npiprofile.com/npi/1871607234) · Data from the CMS NPPES public registry.