MADUWILLA GAMARACHCH AMILA NIRMAL SILVA MD
NPI 1346872579
Orthopaedic Surgery - Foot and Ankle Surgery in Seattle, WA
About Maduwilla Gamarachch Amila Nirmal Silva Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MADUWILLA GAMARACHCH AMILA NIRMAL SILVA MD (NPI 1346872579) is an individual foot and ankle surgery provider in Seattle, Washington, licensed in Washington (TR61031278) and active in the NPI registry since February 2020. He is enrolled in Medicare PECOS and is a graduate of Other (2008).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 1
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
Maduwilla Gamarachch Amila Nirmal Silva 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
2Medicare enrollment records show Maduwilla Gamarachch Silva reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Seattle, WA 98104
- Reassigned Medicare billing, Washington enrollment
- 4,364 clinicians in this Medicare group
Tohatchi, NM 87325
- Reassigned Medicare billing, Texas enrollment
- 618 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 3
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.
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 Maduwilla Gamarachch Silva's NPI number?
The NPI number for Maduwilla Gamarachch Silva is 1346872579. It was assigned to this individual provider in the NPPES registry on February 5, 2020.
Where is Maduwilla Gamarachch Silva located?
Maduwilla Gamarachch Silva practices at 325 9th Ave, Seattle, WA 98104. The listed phone number is (206) 543-3690.
What is Maduwilla Gamarachch Silva's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Foot and Ankle Surgery, with taxonomy code 207XX0004X.
Is Maduwilla Gamarachch Silva enrolled in Medicare?
Yes. Maduwilla Gamarachch Silva 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 Maduwilla Gamarachch Silva's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Maduwilla Gamarachch Silva reassigns Medicare benefits to 2 organizations: The Association Of University Physicians (Seattle, WA) and Dhhs, Phs, Naihs, Gallup Indian Medical Center (Tohatchi, NM). 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 Maduwilla Gamarachch Silva's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Maduwilla Gamarachch Silva was last updated on March 1, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Maduwilla Gamarachch Amila Nirmal Silva, MD · NPI 1346872579
Foot and Ankle Surgery physician in Seattle, Washington. Individual provider, active in the CMS NPPES registry since February 5, 2020.
## Identity
- **NPI:** 1346872579 (Entity type: Individual)
- **Enumerated:** February 5, 2020
- **Primary specialty:** Orthopaedic Surgery - Foot and Ankle Surgery · taxonomy 207XX0004X
- **State license:** TR61031278 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 325 9TH AVE, Seattle, WA 98104-2420
- **Phone:** (206) 543-3690 · **Fax:** (206) 685-3139
## 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): The Association Of University Physicians (NPI 1023041159, Seattle, WA); Dhhs, Phs, Naihs, Gallup Indian Medical Center (NPI 1902875594, Tohatchi, NM) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2008
## Record status
- **NPPES last updated:** March 1, 2022
- **Other identifiers:** Medicaid 1346872579 (WA)
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Source: [NPI Profile](https://npiprofile.com/npi/1346872579) · Data from the CMS NPPES public registry.