Katherine Elizabeth Oberwager, CNP

Primary specialty

Psychiatric/Mental Health Nurse PractitionerTaxonomy code 363LP0808X

License

RN2316926 Issued in MA

Practice address

300 Carew St
Springfield, MA 01104-2485

Phone

(413) 794-1038

NPI assigned

Aug 9, 2017

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 MA

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

Nurse Practitioner

Education

Other, 2017

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Baystate Medical Practices IncGroup PAC ID 5991602971, 1,350 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Certified Nurse Practitioner

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.

• Baystate Medical Practices, Inc

  • Emergency Medical Services (Emergency Medicine) Physician
  • Springfield, MA
  • NPI 1548205909

  Psychiatric/Mental Health

  Medicare reassignment Care Compare group NPD

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

{
    "created_epoch": "1502236800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1743724800000",
    "number": "1013432186",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "280 CHESTNUT STREET",
            "address_2": "2ND FLOOR",
            "city": "SPRINGFIELD",
            "state": "MA",
            "postal_code": "011991001",
            "telephone_number": "413-794-5700"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "300 CAREW ST",
            "city": "SPRINGFIELD",
            "state": "MA",
            "postal_code": "011042485",
            "telephone_number": "413-794-1038"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "150 Lower Westfield Road",
            "address_purpose": "LOCATION",
            "city": "Holyoke",
            "state": "MA",
            "postal_code": "01040",
            "country_code": "US",
            "telephone_number": "413-794-1038",
            "fax_number": "413-322-4992",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "3300 Main Street",
            "address_2": "4th Fl",
            "address_purpose": "LOCATION",
            "city": "Springfield",
            "state": "MA",
            "postal_code": "011071112",
            "country_code": "US",
            "telephone_number": "413-794-5555",
            "fax_number": "413-794-7140",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "150 Lower Westfield Road",
            "address_purpose": "LOCATION",
            "city": "Holyoke",
            "state": "MA",
            "postal_code": "01040",
            "country_code": "US",
            "telephone_number": "413-794-1038",
            "fax_number": "413-322-4992",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "OBERWAGER",
        "first_name": "KATHERINE",
        "middle_name": "ELIZABETH",
        "name_prefix": "Ms.",
        "credential": "CNP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2017-08-09",
        "last_updated": "2025-04-04",
        "certification_date": "2025-04-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LP0808X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Psychiatric/Mental Health",
            "state": "MA",
            "license": "RN2316926",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• John R. O'Reilly, MD
• Donna L O'Shea, M.D.
• Michael B O'Sullivan, MD
• Oasis Adult Day Health Center LLC
• Danielle Danette Oates
• Obianuju Adamma Obioha, MD
• Kammille Oborne, P.A.
• Thomas Oborne, PA-C
• Joseph Obrien
• Samantha Mira Obrien

• Psychiatric/Mental Health Nurse Practitioner in Springfield, MA
• Providers in Springfield, MA by specialty
• Psychiatric/Mental Health Nurse Practitioner in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 4, 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.
• 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.