RUWAN R DISSANAYAKE MD
NPI 1225177454
Internal Medicine in Minneapolis, MN
About Ruwan R Dissanayake Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RUWAN R DISSANAYAKE MD (NPI 1225177454) is an individual internal medicine provider in Minneapolis, Minnesota, licensed in Wisconsin (50046) and active in the NPI registry since February 2007. He is enrolled in Medicare PECOS, is affiliated with Cambridge Medical Center, and maintains a secondary practice location in Marshfield.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 1
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
Ruwan R Dissanayake 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
4Medicare enrollment records show Ruwan Dissanayake reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Minneapolis, MN 55407
- Reassigned Medicare billing, Minnesota enrollment
- Also billed through NPI 1083008072 (Minnesota)
- 2,609 clinicians in this Medicare group
Eau Claire, WI 54701
- Reassigned Medicare billing, Wisconsin enrollment
- 2,476 clinicians in this Medicare group
Neillsville, WI 54456
- Reassigned Medicare billing, Wisconsin enrollment
- Also billed through NPI 1346239373 (Wisconsin)
- 1,440 clinicians in this Medicare group
Marshfield, WI 54449
- Reassigned Medicare billing, Wisconsin enrollment
- 2,540 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 6
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Cambridge Medical Center
Acute Care Hospitals · Cambridge, MNAbbott Northwestern Hospital
Acute Care Hospitals · Minneapolis, MNBuffalo Hospital
Acute Care Hospitals · Buffalo, MNMercy Hospital
Acute Care Hospitals · Coon Rapids, MNPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 55407 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
MINNEAPOLIS, MN 55407
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 Ruwan Dissanayake's NPI number?
The NPI number for Ruwan Dissanayake is 1225177454. It was assigned to this individual provider in the NPPES registry on February 5, 2007.
Where is Ruwan Dissanayake located?
Ruwan Dissanayake practices at 2925 Chicago Ave, Minneapolis, MN 55407. The listed phone number is (612) 863-4000.
What is Ruwan Dissanayake's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Ruwan Dissanayake enrolled in Medicare?
Yes. Ruwan Dissanayake 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 Ruwan Dissanayake's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ruwan Dissanayake reassigns Medicare benefits to 4 organizations: Allina Health System (Minneapolis, MN), Mchs Hospitals Inc (Eau Claire, WI), Memorial Hospital Inc (Neillsville, WI) and Marshfield Clinic Inc (Marshfield, WI). 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 Ruwan Dissanayake's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ruwan Dissanayake accept?
Health plans from Medica list Ruwan Dissanayake 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 Ruwan Dissanayake affiliated with any hospitals?
According to CMS data, Ruwan Dissanayake is affiliated with Cambridge Medical Center, Abbott Northwestern Hospital, Buffalo Hospital and Mercy Hospital.
When was this NPI record last updated?
The NPPES record for Ruwan Dissanayake was last updated on April 24, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Ruwan R Dissanayake, MD · NPI 1225177454
Internal Medicine physician in Minneapolis, Minnesota. Individual provider, active in the CMS NPPES registry since February 5, 2007.
## Identity
- **NPI:** 1225177454 (Entity type: Individual)
- **Enumerated:** February 5, 2007
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 50046 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 2925 CHICAGO AVE, Minneapolis, MN 55407-1321
- **Phone:** (612) 863-4000
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Allina Health System (NPI 1114479920, Minneapolis, MN); Mchs Hospitals Inc (NPI 1316416035, Eau Claire, WI); Memorial Hospital Inc (NPI 1033701800, Neillsville, WI); Marshfield Clinic Inc (NPI 1952347981, Marshfield, WI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1999
## Record status
- **NPPES last updated:** April 24, 2024
- **Other identifiers:** Medicaid 34794200 (WI)
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Source: [NPI Profile](https://npiprofile.com/npi/1225177454) · Data from the CMS NPPES public registry.