Sunnyside Operations LLC

Primary specialty

Skilled Nursing FacilityTaxonomy code 314000000X

Legal business name

SUNNYSIDE OPERATIONS LLC

Doing business as

Avamere Transitional Care at Sunnyside

Practice address

4515 Sunnyside Rd SE
Salem, OR 97302-3928

Phone

(503) 370-8284

NPI assigned

Jan 23, 2014

Last updated

Feb 19, 2025By the provider in NPPES

Organization subpart

No

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

Authorized official

Name

Mary E. Kofstad

Title

Ceo

Phone

(971) 224-2033

Specialties & licenses 1

Addresses

Other names 1

• Avamere Transitional Care at Sunnyside Doing business as

Electronic endpoints 1

Medicare fee-for-service enrollment

Enrolled in OR

Enrollment records 1

NPI to CCN mapping 1

The Medicare certification numbers (CCNs) connected to NPI 1699198812. Details of each certification follow.

• CCN 385189 Skilled nursing facility · Active · Details

Skilled nursing facility certification: CCN 385189

Legal name

SUNNYSIDE OPERATIONS LLC

Doing business as

AVAMERE TRANSITIONAL CARE AT SUNNYSIDE

Certification status

Active

Provider type (POS)

Nursing home – SNF/NF dual certification

Participating since

Jan 24, 1989

Last certification

Jun 6, 2025

Beds

88

Ownership / control type

Limited Liability Corporation

Most recent change of ownership

Jun 1, 2014

Organization structure

LLCProprietary

Enrollment address

4515 Sunnyside Road SE
Salem, OR 97302-3928

Nursing home name

AVAMERE TRANSITIONAL CARE AT SUNNYSIDE

Affiliated entity

AVAMERE

Listed as

Avamere Transitional Care at SunnysideCCN 385189 · All quality measures

Overall star rating

2 of 5

Health inspections

2 of 5

Staffing

3 of 5

Quality measures

3 of 5

Type

Medicare and Medicaid

Ownership

For profit - Limited Liability company

Certified

Jan 24, 1989

Medicare certification status

ActiveFrom the Provider of Services file

Certified beds

8874.8 residents per day on average

Chain

Avamere27 facilities in the chain

Processed by Care Compare on Aug 1, 2026.

These CMS records do not include an NPI. They are shown because their name and street address match this provider’s.

CLIA laboratory certificates

Locations

All disclosed owners & managing parties 45

As disclosed on the Medicare enrollment (CMS All Owners files). Individuals include officers, directors and managing employees, who may not hold ownership.

Owners & managing parties with NPI records 2

Owners and managing parties disclosed on this facility’s Medicare enrollment that are themselves Medicare-enrolled.

• Misty Reid, AGACNP-BC, PMHNP-BC

  • Psychiatric/Mental Health Nurse Practitioner
  • Windsor, CO
  • NPI 1851992176

  Adp of the SNF, Managing Control - Governing Body, Operational/Managerial Control

  CMS ownership
• Nathan M Ruden, MD

  • Family Medicine Physician
  • Salt Lake City, UT
  • NPI 1982866679

  Adp of the SNF, Operational/Managerial Control

  CMS ownership

Facilities with the same owner 23

Facilities that share an organizational owner with 5% or greater ownership or operational control.

• Clackamas Rehabilitation, LLC

  dba Avamere Rehabilitation of Clackamas

  • Skilled Nursing Facility
  • Gladstone, OR
  • NPI 1518001205

  Avamere Health Services LLC, Avamere Skilled Advisors LLC, Midcap Finco LLC

  CMS ownership
• Coos Bay Rehabilitation, LLC

  dba Avamere Rehabilitation of Coos Bay

  • Skilled Nursing Facility
  • Coos Bay, OR
  • NPI 1831233519

  Avamere Health Services LLC, Avamere Skilled Advisors LLC

  CMS ownership
• Crestview Operations, LLC

  dba Avamere Crestview of Portland

  • Skilled Nursing Facility
  • Portland, OR
  • NPI 1922046606

  Avamere Health Services LLC, Avamere Skilled Advisors LLC, Midcap Finco LLC

  CMS ownership
• Eugene Rehabilitation, LLC

  dba Avamere Rehabilitation of Eugene

  • Skilled Nursing Facility
  • Eugene, OR
  • NPI 1265576946

  Avamere Health Services LLC

  CMS ownership
• Junction City Rehabilitation, LLC

  dba Avamere Rehabilitation of Junction City

  • Skilled Nursing Facility
  • Junction City, OR
  • NPI 1578607164

  Avamere Health Services LLC, Avamere Skilled Advisors LLC

  CMS ownership
• Keizer Campus Operations, LLC

  dba Avamere Court at Keizer

  • Skilled Nursing Facility
  • Keizer, OR
  • NPI 1093732901

  Avamere Health Services LLC, Avamere Skilled Advisors LLC, Midcap Finco LLC

  CMS ownership
• King City Rehab, LLC

  dba Avamere Rehabilitation of King City

  • Skilled Nursing Facility
  • Tigard, OR
  • NPI 1295752236

  Avamere Health Services LLC, Avamere Skilled Advisors LLC, Midcap Finco LLC

  CMS ownership
• Lebanon Care Center, LLC

  dba Avamere Rehabilitation of Lebanon

  • Skilled Nursing Facility
  • Lebanon, OR
  • NPI 1447277470

  Avamere Health Services LLC

  CMS ownership
• Mountain View Rehab, LLC

  dba Avamere Rehabilitation of Oregon City

  • Skilled Nursing Facility
  • Oregon City, OR
  • NPI 1780601724

  Avamere Health Services LLC, Avamere Skilled Advisors LLC, Midcap Finco LLC

  CMS ownership
• Newport Rehabilitation, LLC

  dba Avamere Rehabilitation of Newport

  • Skilled Nursing Facility
  • Newport, OR
  • NPI 1184768772

  Avamere Health Services LLC, Avamere Skilled Advisors LLC, Midcap Finco LLC

  CMS ownership
• Peckham-Miller, Inc

  dba Avamere Rehabilitation of Hillsboro

  • Skilled Nursing Facility
  • Hillsboro, OR
  • NPI 1346267317

  Avamere Health Services LLC, Avamere Skilled Advisors LLC, Midcap Finco LLC

  CMS ownership
• Riverpark Operations, LLC

  dba Avamere Riverpark of Eugene

  • Skilled Nursing Facility
  • Eugene, OR
  • NPI 1467490144

  Avamere Health Services LLC, Avamere Skilled Advisors LLC, Midcap Finco LLC

  CMS ownership

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

• Nathan M Ruden, MD

  • Family Medicine Physician
  • Salt Lake City, UT
  • NPI 1982866679
  NPD (past)

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

{
    "created_epoch": "1390435200000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1739923200000",
    "number": "1699198812",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "25117 SW PARKWAY AVE",
            "address_2": "SUITE F",
            "city": "WILSONVILLE",
            "state": "OR",
            "postal_code": "970709697",
            "telephone_number": "503-570-3405",
            "fax_number": "503-570-3315"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4515 SUNNYSIDE RD SE",
            "city": "SALEM",
            "state": "OR",
            "postal_code": "973023928",
            "telephone_number": "503-370-8284"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "SUNNYSIDE OPERATIONS LLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2014-01-23",
        "last_updated": "2025-02-19",
        "certification_date": "2025-02-19",
        "status": "A",
        "authorized_official_last_name": "KOFSTAD",
        "authorized_official_first_name": "MARY",
        "authorized_official_middle_name": "E.",
        "authorized_official_title_or_position": "CEO",
        "authorized_official_telephone_number": "971-224-2033"
    },
    "taxonomies": [
        {
            "code": "314000000X",
            "taxonomy_group": "",
            "desc": "Skilled Nursing Facility",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "CONNECT",
            "endpointTypeDescription": "CONNECT URL",
            "endpoint": "https://esmd.abilitynetwork.com:8291/Gateway/DocumentSubmission/2_0/NhinServi",
            "affiliation": "Y",
            "endpointDescription": "2.16.840.1.113883.3.667.2",
            "affiliationName": "Ability Network",
            "use": "OTHER",
            "useDescription": "Other",
            "useOtherDescription": "CMS esMD eMDR",
            "contentType": "CSV",
            "contentTypeDescription": "CSV",
            "address_1": "64 S Price Rd Ste B",
            "city": "Brownsville",
            "state": "TX",
            "country_code": "US",
            "postal_code": "785212459",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": [
        {
            "organization_name": "Avamere Transitional Care at Sunnyside",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

• Marc Jason Sunday, D.O.
• Viseh Sundberg, DDS
• Kenneth Sundrud
• Sunlight Rejuvenation LLC (Simply Blissed)
• Sunnyside Afh Care LLC
• Sunray Psychiatry and Mental Healthcare LLC
• Sunset Serenity Care Home LLC
• Sunshine Care LLC
• Sunshine Counseling LLC
• Sur Logistics LLC

• Skilled Nursing Facility in Salem, OR
• Providers in Salem, OR by specialty
• Skilled Nursing Facility in Oregon

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 19, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; facility enrollments, owners and changes of ownership; Provider of Services certification data.
• 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.