Dasuni Pamoda Thathsarani Rathnayake, MD

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

DR.0069447 Issued in CO

Practice address

2610 Tenderfoot Hill St
Colorado Springs, CO 80906-3981

Phone

(719) 522-1133

NPI assigned

Mar 23, 2019

Last updated

Sep 24, 2026By the provider in NPPES

Sex

Female

Sole proprietor

No

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in CO

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Internal MedicineAlso: Hospitalist

Education

Other, 2013

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Optumcare Colorado Medical Group LLCGroup PAC ID 2769706431, 187 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: drathnayake119252@westdirect.optum.com

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Optumcare Colorado Medical Group LLC

  dba Optum Colorado Springs

  • General Practice Physician
  • Colorado Springs, CO
  • NPI 1407252828
  Medicare reassignment Care Compare group NPD
• New West Physicians Inc

  • Internal Medicine Physician
  • Golden, CO
  • NPI 1427010859
  Medicare reassignment NPD
• New West Physicians Inc

  dba Golden View Family Medicine

  • Family Medicine Physician
  • Golden, CO
  • NPI 1730797630
  NPD
• Optumcare Colorado Medical Group LLC

  dba Partners in Women's Health

  • Obstetrics & Gynecology Physician
  • Colorado Springs, CO
  • NPI 1881225175
  NPD
• Optumcare Colorado Medical Group LLC

  dba Colorado Center for Arthritis & Osteoporosis

  • Rheumatology Physician
  • Boulder, CO
  • NPI 1922893478
  NPD
• Optumcare Colorado Medical Group LLC

  • Family Medicine Physician
  • Colorado Springs, CO
  • NPI 1528190295
  NPD (past)

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1553299200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1790208000000",
    "number": "1730649898",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 35380",
            "city": "LAS VEGAS",
            "state": "NV",
            "postal_code": "891335380",
            "telephone_number": "702-579-3203"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2610 TENDERFOOT HILL ST",
            "city": "COLORADO SPRINGS",
            "state": "CO",
            "postal_code": "809063981",
            "telephone_number": "719-522-1133"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "RATHNAYAKE",
        "first_name": "DASUNI",
        "middle_name": "PAMODA THATHSARANI",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2019-03-23",
        "last_updated": "2026-09-24",
        "certification_date": "2026-09-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CO",
            "license": "DR.0069447",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Aslynn Rasmussen
• Tasha Mahwash Rasolkhani-Kalhorn, PSYD
• Paul D Rastrelli, M.D.
• Alice L Ratcliffe, DC
• Iwalani Rath, RBT
• Rational Dermatology, PC (Colorado Dermatology Institute)
• Rational Dermatology, PC (Colorado Dermatology Institute)
• Billie Jo Ratliff
• Lita Rattanakit
• Caitlin Jessie Ratzloff

• Internal Medicine Physician in Colorado Springs, CO
• Providers in Colorado Springs, CO by specialty
• Internal Medicine Physician in Colorado

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 24, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.