Muen Yang, O.D.

Primary specialty

OptometristTaxonomy code 152W00000X

License

4658 Issued in OR

Practice address

12100 SE Stevens CT Ste 106
Clackamas, OR 97086-4707

Phone

(800) 813-2000

NPI assigned

Nov 2, 2016

Sex

Female

Sole proprietor

No

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

Specialties & licenses 3

Addresses

Medicare fee-for-service enrollment

Enrolled in OR, WA2 enrollments

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: No
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 2

Specialty

Optometry

Education

Other, 2016

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Kaiser Foundation Health Plan of the NorthwestGroup PAC ID 5799688230, 1,805 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

Locations

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.

• Kaiser Foundation Health Plan of the Northwest

  • General Practice Physician
  • Portland, OR
  • NPI 1184786527

  WA

  Medicare reassignment Care Compare group NPD
• Kaiser Foundation Health Plan of the Northwest

  • General Practice Physician
  • Portland, OR
  • NPI 1649722034
  NPD
• Kaiser Foundation Health Plan of the Northwest

  • Clinic/Center
  • Hillsboro, OR
  • NPI 1942718622
  NPD

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

{
    "created_epoch": "1478044800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1772668800000",
    "number": "1659823938",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "500 NE MULTNOMAH ST STE 100",
            "city": "PORTLAND",
            "state": "OR",
            "postal_code": "972322031",
            "telephone_number": "800-813-2000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "12100 SE STEVENS CT STE 106",
            "city": "CLACKAMAS",
            "state": "OR",
            "postal_code": "970864707",
            "telephone_number": "800-813-2000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "YANG",
        "first_name": "MUEN",
        "credential": "O.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2016-11-02",
        "last_updated": "2026-03-05",
        "certification_date": "2026-03-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "152W00000X",
            "taxonomy_group": "",
            "desc": "Optometrist",
            "state": "OR",
            "license": "4658",
            "primary": true
        },
        {
            "code": "152W00000X",
            "taxonomy_group": "",
            "desc": "Optometrist",
            "state": "WA",
            "license": "OD61395717",
            "primary": false
        },
        {
            "code": "152W00000X",
            "taxonomy_group": "",
            "desc": "Optometrist",
            "state": "NY",
            "license": "008530",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Fengping Xu, M.D.
• Yifan Xu, M.D.
• Maksim Ivan Yablonsky
• Chandana Yakkaluri
• Caroline Yi Yang, M.D
• Rui Yang, M.D.
• Wei-Lin Yang, D.O.
• Kevin Bruce Yarbrough, M.D.
• Sandra Betty Yeaman
• Cynthia Yeh

• Optometrist in Clackamas, OR
• Providers in Clackamas, OR by specialty
• Optometrist in Oregon

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 5, 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.