Janine Marie Kerkstra, PAC

Primary specialty

Medical Physician AssistantTaxonomy code 363AM0700X

License

5601004513 Issued in MI

Practice address

503 Century LN
Suite 2
Holland, MI 49423

Phone

(616) 295-8284

Fax

(616) 834-0446

NPI assigned

Jan 10, 2007

Last updated

Aug 28, 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 2

Addresses

Other names 1

• Miss Janine Marie Waltereit Former name

Electronic endpoints 1

Medicare fee-for-service enrollment

Enrolled in MI

Eligible to order & refer

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

Green means eligible to order or refer.

Enrollment records 1

Specialty

Physician Assistant

Education

Other, 2005

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Pine Rest Christian Mental Health ServicesGroup PAC ID 4981506508, 354 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Spectrum Health Hospital, Grand Rapids, MI, CCN 230038
• University of Michigan Health - West Hospital, Wyoming, MI, CCN 230236

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Pine Rest Christian Mental Health Services

  • General Practice Physician
  • Grand Rapids, MI
  • NPI 1851309884
  Medicare reassignment Care Compare group NPD
• Hope & Wholeness Psychology Center, LLC

  • Clinical Psychologist
  • Holland, MI
  • NPI 1841726809
  Medicare reassignment NPD
• Pine Rest Christian Mental Health Services

  • Professional Counselor
  • Grand Rapids, MI
  • NPI 1386015683
  NPD
• Pine Rest Christian Mental Health Services

  • Physician Assistant
  • Grand Rapids, MI
  • NPI 1376554519
  NPD (past)

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Metropolitan Hospital

  dba Metro Health Hospital

  • General Acute Care Hospital
  • Wyoming, MI
  • NPI 1619923919
  Care Compare affiliation
• Pennock Hospital

  dba Corewell Health Pennock Hospital

  • Critical Access Hospital
  • Hastings, MI
  • NPI 1932695525
  Care Compare affiliation
• Spectrum Health Hospitals

  dba Corewell Health Grand Rapids Hospital

  • General Acute Care Hospital
  • Grand Rapids, MI
  • NPI 1922090554
  Care Compare affiliation

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

{
    "created_epoch": "1168387200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787875200000",
    "number": "1851440424",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "503 CENTURY LN",
            "address_2": "SUITE 2",
            "city": "HOLLAND",
            "state": "MI",
            "postal_code": "49423",
            "telephone_number": "616-295-8284",
            "fax_number": "616-834-0446"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "503 CENTURY LN",
            "address_2": "SUITE 2",
            "city": "HOLLAND",
            "state": "MI",
            "postal_code": "49423",
            "telephone_number": "616-295-8284",
            "fax_number": "616-834-0446"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KERKSTRA",
        "first_name": "JANINE",
        "middle_name": "MARIE",
        "name_prefix": "Mrs.",
        "credential": "PAC",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2007-01-10",
        "last_updated": "2026-08-28",
        "certification_date": "2026-08-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363AM0700X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Medical",
            "state": "MI",
            "license": "5601004513",
            "primary": true
        },
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "MI",
            "license": "5601004513",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "office@hopeandwholenesspsychology.com",
            "affiliation": "N",
            "endpointDescription": "office email",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "503 Century Ln Ste 2",
            "city": "Holland",
            "state": "MI",
            "country_code": "US",
            "postal_code": "494234318",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": [
        {
            "first_name": "JANINE",
            "last_name": "WALTEREIT",
            "middle_name": "MARIE",
            "prefix": "MISS",
            "credential": "PAC",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

• Kaitlyn Kelly
• Alexander James Kelsheimer, D.O.
• Sandy Kemink, L.M.S.W.
• Richard Alan Kempf, MD
• Allie Kendall
• Judy K Kettring, CHW
• Kevin Maybury Counseling
• Thomas Randall Key, R.N.
• Megan Elizabeth Keyser
• John I Khoury, M.D.

• Medical Physician Assistant in Holland, MI
• Providers in Holland, MI by specialty
• Medical Physician Assistant in Michigan

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 28, 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.