Kathryn W Tierney, APRN

Primary specialty

Family Nurse PractitionerTaxonomy code 363LF0000X

License

002731 Issued in CT

Practice address

540 Saybrook Rd Ste 210
Middletown, CT 06457-4759

Phone

(860) 358-6875

Fax

(860) 358-8693

NPI assigned

May 27, 2005

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

Other identifiers 1

Medicare fee-for-service enrollment

Enrolled in CT

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, 2002

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Middlesex HospitalGroup PAC ID 5092611731, 231 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Middlesex Hospital Hospital, Middletown, CT, CCN 070020

Medicare enrollment (NPD)

Enrolled

Credentials

Nurse Practitioner

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: ktierney14590@middlesexhealthprd.direct-ci.com

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.

• Middlesex Hospital

  • Family Nurse Practitioner
  • Middletown, CT
  • NPI 1972563138
  Medicare reassignment Care Compare group NPD
• Connecticut Pathology Group PC

  • Anatomic Pathology & Clinical Pathology Physician
  • Middletown, CT
  • NPI 1740219625
  NPD
• Middlesex Hospital

  • Community Based Hospice Care Agency
  • Middletown, CT
  • NPI 1003873233
  NPD
• Middlesex Hospital

  • Psychiatry Physician
  • Middletown, CT
  • NPI 1760451041
  NPD
• Middlesex Hospital

  • General Acute Care Hospital
  • Middletown, CT
  • NPI 1760454334
  NPD
• Middlesex Hospital

  • Family Medicine Physician
  • Middletown, CT
  • NPI 1851350664
  NPD
• NP Care, LLC

  • Nurse Practitioner
  • Shelton, CT
  • NPI 1386693182
  NPD (past)
• The Hospital of Central Connecticut at New Britain General and Bradley

  • General Acute Care Hospital
  • New Britain, CT
  • NPI 1053477075
  NPD (past)

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

• Middlesex Hospital

  • General Acute Care Hospital
  • Middletown, CT
  • NPI 1760454334
  Care Compare affiliation

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

{
    "created_epoch": "1117152000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1770163200000",
    "number": "1174526784",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "28 CRESCENT ST",
            "city": "MIDDLETOWN",
            "state": "CT",
            "postal_code": "064573654",
            "telephone_number": "860-358-6000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "540 SAYBROOK RD STE 210",
            "city": "MIDDLETOWN",
            "state": "CT",
            "postal_code": "064574759",
            "telephone_number": "860-358-6875",
            "fax_number": "860-358-8693"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TIERNEY",
        "first_name": "KATHRYN",
        "middle_name": "W",
        "credential": "APRN",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2005-05-27",
        "last_updated": "2026-02-04",
        "certification_date": "2026-02-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "CT",
            "license": "002731",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "004227171",
            "state": "CT"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Conner Thrall, PHARMD
• Thrive Therapy, LLC
• Terry S Thurrott, PA
• Janet Tibbetts, APRN
• Kathryn Merry Tiedy, M.S., CCC-A
• Gayelan Tietje-Ulrich, APRN
• David Tillinghast, M.D.
• Donald D Timmerman
• Cynthia Tine, PTA
• Piper S Tobler, RD

• Family Nurse Practitioner in Middletown, CT
• Providers in Middletown, CT by specialty
• Family Nurse Practitioner in Connecticut

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