Ruwan Dissanayake, MD
NPI 1225177454 · Internal Medicine Physician · Minneapolis, MN
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ruwan Dissanayake, MD is a Internal Medicine Physician provider in Minneapolis, MN (NPI 1225177454).
Provider details
- NPI number
- 1225177454
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 50046 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
454 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 190 | $111 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 95 | $164 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 66 | $74 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 54 | $108 |
| Advance Care Planning, First 30 Minutes99497 | 35 | $72 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 14 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 35 | — |
| Levothyroxine Sodium | 22 | — |
| Doxycycline Hyclate | 20 | 20 |
| Metoprolol Tartrate | 19 | — |
| Prednisone | 14 | 12 |
| Cefdinir | 13 | 13 |
| Losartan Potassium | 13 |
Practice location
Mailing address
Additional practice locations (1)
- 1000 N Oak AveMarshfield, WI 54449-5703Phone: (715) 387-5511
Registry dates
- Enumerated
- 2007-02-05
- Last updated
- 2024-04-24
- Certified
- 2024-04-24
Frequently asked questions
- What is Ruwan Dissanayake's NPI number?
- Ruwan Dissanayake's National Provider Identifier (NPI) is 1225177454, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ruwan Dissanayake's specialty?
- Ruwan Dissanayake is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ruwan Dissanayake located?
- Ruwan Dissanayake's practice location on file with NPPES is 2925 Chicago Ave, Minneapolis, MN 55407-1321.
- What is Ruwan Dissanayake's phone number?
- The practice phone number listed in the NPPES registry for Ruwan Dissanayake is (612) 863-4000.
- Does Ruwan Dissanayake accept Medicare?
- Ruwan Dissanayake is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ruwan Dissanayake's NPI active?
- Yes — Ruwan Dissanayake's NPI (1225177454) is active in the NPPES registry as of the last update on 2024-04-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.