ALISTAIR BAHAR M.D.
NPI 1306918842
Internal Medicine in Portland, OR
About Alistair Bahar M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALISTAIR BAHAR M.D. (NPI 1306918842) is an individual internal medicine provider in Portland, Oregon, licensed in Oregon (MD21931) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Virginia School Of Medicine (1998).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 4
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
Alistair Bahar M.d. 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 Alistair Bahar reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Portland, OR 97227
- Reassigned Medicare billing, Oregon and Washington enrollments
- 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 97227 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.
PORTLAND, OR 97227
PORTLAND, OR 97227
PORTLAND, OR 97227
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 Alistair Bahar's NPI number?
The NPI number for Alistair Bahar is 1306918842. It was assigned to this individual provider in the NPPES registry on November 13, 2006.
Where is Alistair Bahar located?
Alistair Bahar practices at 3500 N Interstate Ave, Portland, OR 97227. The listed phone number is (503) 813-2000.
What is Alistair Bahar's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Alistair Bahar enrolled in Medicare?
Yes. Alistair Bahar 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 Alistair Bahar's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alistair Bahar 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 Alistair Bahar's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Alistair Bahar accept?
Health plans from Kaiser Permanente list Alistair Bahar 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 Alistair Bahar was last updated on March 15, 2012. 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.
# Alistair Bahar, M.D. · NPI 1306918842
Internal Medicine physician in Portland, Oregon. Individual provider, active in the CMS NPPES registry since November 13, 2006.
## Identity
- **NPI:** 1306918842 (Entity type: Individual)
- **Enumerated:** November 13, 2006
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** MD21931 (Oregon)
- **Sole proprietor:** No
## Practice location
- **Address:** 3500 N INTERSTATE AVE, Portland, OR 97227-1196
- **Phone:** (503) 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:** Kaiser Foundation Health Plan Of The Northwest (NPI 1093043424, Portland, OR), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Virginia School Of Medicine, class of 1998
## Record status
- **NPPES last updated:** March 15, 2012
- **Other identifiers:** Other 8340186; Other 353872; Medicaid 1306918842 (VA); and 1 more
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Source: [NPI Profile](https://npiprofile.com/npi/1306918842) · Data from the CMS NPPES public registry.