ASHWAAN AMMAN UDDIN MD
NPI 1568090058
Psychiatry & Neurology - Neurology in Portland, OR
About Ashwaan Amman Uddin Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ASHWAAN AMMAN UDDIN MD (NPI 1568090058) is an individual neurology provider in Portland, Oregon, licensed in Oregon (MD221176) and active in the NPI registry since March 2020. He is enrolled in Medicare PECOS, is affiliated with Hca Florida Aventura Hospital, and maintains 24 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 24
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
Ashwaan Amman Uddin 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 Reassignments
17Medicare enrollment records show Ashwaan Uddin reassigns Medicare billing to 17 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Portland, OR 97210
- Reassigned Medicare billing, Oregon enrollment
- 1,248 clinicians in this Medicare group
Molalla, OR 97038
- Reassigned Medicare billing, Oregon enrollment
- 568 clinicians in this Medicare group
Show Low, AZ 85901
- Reassigned Medicare billing, Florida enrollment
- 10 clinicians in this Medicare group
Washburn, ND 58577
- Reassigned Medicare billing, North Dakota enrollment
- 616 clinicians in this Medicare group
Grand Forks, ND 58201
- Reassigned Medicare billing, North Dakota enrollment
- 701 clinicians in this Medicare group
Jackson, MI 49201
- Reassigned Medicare billing, Michigan enrollment
- 62 clinicians in this Medicare group
Miamisburg, OH 45342
- Reassigned Medicare billing, Ohio enrollment
- 984 clinicians in this Medicare group
Rogersville, TN 37857
- Reassigned Medicare billing, Tennessee and Virginia enrollments
- Also billed through NPI 1003274994 (Virginia)
- 861 clinicians in this Medicare group
Williamsburg, VA 23185
- Reassigned Medicare billing, Virginia enrollment
- 1,097 clinicians in this Medicare group
Greenville, NC 27834
- Reassigned Medicare billing, North Carolina enrollment
- 1,653 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.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Hca Florida Aventura Hospital
Acute Care Hospitals · Aventura, FLHenry Ford Allegiance Health
Acute Care Hospitals · Jackson, MIPhysician 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
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 Ashwaan Uddin's NPI number?
The NPI number for Ashwaan Uddin is 1568090058. It was assigned to this individual provider in the NPPES registry on March 30, 2020.
Where is Ashwaan Uddin located?
Ashwaan Uddin practices at 2801 N Gantenbein Ave, Portland, OR 97227. The listed phone number is (503) 413-6166.
What is Ashwaan Uddin's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.
Is Ashwaan Uddin enrolled in Medicare?
Yes. Ashwaan Uddin 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 organizations bill Medicare for Ashwaan Uddin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ashwaan Uddin reassigns Medicare benefits to 17 organizations: Legacy Clinics LLC (Portland, OR), Silverton Health (Molalla, OR), Summit Healthcare Association (Show Low, AZ), St. Alexius Medical Center (Washburn, ND), Altru Health System (Grand Forks, ND) and 12 more organizations, listed in the Medicare section above. Each 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 Ashwaan Uddin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ashwaan Uddin accept?
Health plans from Anthem Blue Cross and Blue Shield, AvMed, Blue Cross Blue Shield of North Dakota, Blue Cross and Blue Shield of Kansas City and CHRISTUS Health Plan and 7 other insurers list Ashwaan Uddin 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.
Is Ashwaan Uddin affiliated with any hospitals?
According to CMS data, Ashwaan Uddin is affiliated with Hca Florida Aventura Hospital and Henry Ford Allegiance Health.
When was this NPI record last updated?
The NPPES record for Ashwaan Uddin was last updated on August 26, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 60 days 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.
# Ashwaan Amman Uddin, MD · NPI 1568090058
Neurology physician in Portland, Oregon. Individual provider, active in the CMS NPPES registry since March 30, 2020.
## Identity
- **NPI:** 1568090058 (Entity type: Individual)
- **Enumerated:** March 30, 2020
- **Primary specialty:** Psychiatry & Neurology - Neurology · taxonomy 2084N0400X
- **State license:** MD221176 (Oregon)
- **Sole proprietor:** No
## Practice location
- **Address:** 2801 N GANTENBEIN AVE, Portland, OR 97227-1623
- **Phone:** (503) 413-6166
## 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:** 17 organizations under Medicare reassignment (form CMS-855R): Legacy Clinics LLC (NPI 1902827272, Portland, OR); Silverton Health (NPI 1861116055, Molalla, OR); Summit Healthcare Association (NPI 1144209271, Show Low, AZ); St. Alexius Medical Center (NPI 1831267236, Washburn, ND); Altru Health System (NPI 1043309552, Grand Forks, ND); and 12 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Kansas School Of Med, class of 2020
## Record status
- **NPPES last updated:** August 26, 2026
---
Source: [NPI Profile](https://npiprofile.com/npi/1568090058) · Data from the CMS NPPES public registry.