CLIFFORD DONALD MAH D.P.M.
NPI 1962454934
Podiatrist - Foot & Ankle Surgery in Portland, OR
About Clifford Donald Mah D.p.m. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CLIFFORD DONALD MAH D.P.M. (NPI 1962454934) is an individual foot & ankle surgery provider in Portland, Oregon, licensed in Oregon (DP00369) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS and is a graduate of California School Of Podiatric Medicine (1995).
NPPES Registry Identity
Specialties & Licenses
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
Clifford Donald Mah D.p.m. 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
2Medicare enrollment records show Clifford Mah reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Portland, OR 97223
- Reassigned Medicare billing, Oregon enrollment
- 22 clinicians in this Medicare group
Portland, OR 97210
- Reassigned Medicare billing, Oregon enrollment
- 387 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 11
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.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 10
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
PORTLAND, OR 97229
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 Clifford Mah's NPI number?
The NPI number for Clifford Mah is 1962454934. It was assigned to this individual provider in the NPPES registry on May 17, 2006.
Where is Clifford Mah located?
Clifford Mah practices at 12400 NW Cornell Rd Suite 201, Portland, OR 97229. The listed phone number is (503) 643-1737.
What is Clifford Mah's specialty?
The primary specialty registered for this NPI is Podiatrist, specializing in Foot & Ankle Surgery, with taxonomy code 213ES0103X.
Is Clifford Mah enrolled in Medicare?
Yes. Clifford Mah 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 Clifford Mah's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Clifford Mah reassigns Medicare benefits to 2 organizations: Northwest Extremity Specialists LLC (Portland, OR) and Legacy Good Samaritan Hospital And Medical Center (Portland, OR). 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 Clifford Mah's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Clifford Mah accept?
Health plans from BridgeSpan Health Company, Kaiser Permanente, Moda Health Plan, Inc., PacificSource Health Plans and Providence Health Plan and 1 other insurer list Clifford Mah 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 Clifford Mah was last updated on January 12, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Clifford Donald Mah, D.P.M. · NPI 1962454934
Foot & Ankle Surgery provider in Portland, Oregon. Individual provider, active in the CMS NPPES registry since May 17, 2006.
## Identity
- **NPI:** 1962454934 (Entity type: Individual)
- **Enumerated:** May 17, 2006
- **Primary specialty:** Podiatrist - Foot & Ankle Surgery · taxonomy 213ES0103X
- **State license:** DP00369 (Oregon)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 12400 NW CORNELL RD, SUITE 201, Portland, OR 97229-5693
- **Phone:** (503) 643-1737 · **Fax:** (503) 643-4926
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Northwest Extremity Specialists LLC (NPI 1295126241, Portland, OR); Legacy Good Samaritan Hospital And Medical Center (NPI 1679597108, Portland, OR) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** California School Of Podiatric Medicine, class of 1995
## Record status
- **NPPES last updated:** January 12, 2017
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Source: [NPI Profile](https://npiprofile.com/npi/1962454934) · Data from the CMS NPPES public registry.