Cynthia Sue Marske, DO

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

DO150418 Issued in OR

Practice address

530 NW 27TH St
Corvallis, OR 97330

Phone

(541) 766-6835

Fax

(541) 766-6186

NPI assigned

Jun 22, 2006

Sex

Female

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Other identifiers 2

Other names 1

• Cynthia Sue Sharples Former name

Medicare fee-for-service enrollment

Enrolled in OR

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

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Osteopathy

State licenses

Practice roles

Interoperability endpoints

• Direct secure messaging: cmarske233424@direct.ochin.org

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

• Benton County

  • Federally Qualified Health Center (FQHC)
  • Corvallis, OR
  • NPI 1275752420
  NPD (past)
• Firstcare Medical Foundation

  • Family Medicine Physician
  • Albany, OR
  • NPI 1740216498

  Internal Medicine

  NPD (past)
• Good Samaritan Hospital Corvallis

  • Durable Medical Equipment & Medical Supplies
  • Corvallis, OR
  • NPI 1477851186
  NPD (past)
• Quantum Healthcare Medical Associates Inc.

  • Hospitalist Physician
  • Colton, CA
  • NPI 1568490597

  Internal Medicine

  NPD (past)

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

{
    "created_epoch": "1150934400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1747180800000",
    "number": "1891721023",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "530 NW 27TH ST",
            "city": "CORVALLIS",
            "state": "OR",
            "postal_code": "973305223",
            "telephone_number": "541-766-6835",
            "fax_number": "541-766-6186"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "530 NW 27TH ST",
            "city": "CORVALLIS",
            "state": "OR",
            "postal_code": "97330",
            "telephone_number": "541-766-6835",
            "fax_number": "541-766-6186"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MARSKE",
        "first_name": "CYNTHIA",
        "middle_name": "SUE",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-06-22",
        "last_updated": "2025-05-14",
        "certification_date": "2025-05-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "20A8560",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "OR",
            "license": "DO150418",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "500616008",
            "state": "OR"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE TPIN",
            "identifier": "R164954",
            "state": "OR"
        }
    ],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "CYNTHIA",
            "last_name": "SHARPLES",
            "middle_name": "SUE",
            "credential": "D.O.",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

• Nicole M Marr
• Brian Marshall
• Jessie James Marshall
• Melissa Marshall, QMHA
• Kate Marsi, MSW
• Holden Paul Marsters
• Austin Martin, MD
• Hailey Martin
• Isaac Paul Martin I
• Jayd Lynn Martin

• Internal Medicine Physician in Corvallis, OR
• Providers in Corvallis, OR by specialty
• Internal Medicine Physician in Oregon

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 14, 2025; 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.