Katelyn Marie Bonar Zachau, D.O.

Primary specialty

Family Medicine PhysicianTaxonomy code 207Q00000X

License

1.055300 Issued in CT

Practice address

315 E Center St
Manchester, CT 06040-5251

Phone

(860) 533-0179

NPI assigned

Apr 24, 2013

Last updated

Feb 10, 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 1

Addresses

Other names 1

• Katelyn Marie Bonar Former name

Electronic endpoints 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: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Family Practice

Education

Lincoln Memorial University Medical Department, 2013

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Prospect CT Medical Foundation IncGroup PAC ID 7416244496, 287 clinicians

Collins Medical Associates 2 PCGroup PAC ID 3779486345, 43 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Manchester Memorial Hospital Hospital, Manchester, CT, CCN 070027

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Osteopathy

State licenses

Practice roles

Locations

Interoperability endpoints

• FHIR API: https://api.platform.athenahealth.com/27673/brand/1/csg/1/fhir/r4
• Direct secure messaging: katelyn.zachau.1@27673.direct.athenahealth.com
• Direct secure messaging: katelynzachau@mpp.allscriptsdirect.net

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.

• Collins Medical Associates 2 PC

  • Internal Medicine Physician
  • Hartford, CT
  • NPI 1912928169

  Family Medicine

  Medicare reassignment Care Compare group NPD
• Prospect CT Medical Foundation, Inc.

  • Family Medicine Physician
  • Manchester, CT
  • NPI 1144677568
  Medicare reassignment Care Compare group NPD
• Hartford Healthcare Medical Group, Inc

  dba Hartford HealthCare Medical Group

  • Surgery Physician
  • Wethersfield, CT
  • NPI 1043561301
  Medicare reassignment
• Everwell Integrated Medicine, LLC

  • Family Medicine Physician
  • Manchester, CT
  • NPI 1164944898
  Authorized official Same address or phone
• Collins Medical Associates 2 PC

  • Internal Medicine Physician
  • Hartford, CT
  • NPI 1518256452
  NPD
• Medical Access P.C.

  dba Tru Urgent Care DMV

  • Urgent Care Clinic/Center
  • Germantown, MD
  • NPI 1144291204
  NPD
• Collaborative Natural Health Partners, LLC

  • Family Medicine Physician
  • Manchester, CT
  • NPI 1396267126
  NPD (past)

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

• Manchester Memorial Hospital, Inc.

  • General Acute Care Hospital
  • Manchester, CT
  • NPI 1881564664
  Care Compare affiliation

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

{
    "created_epoch": "1366761600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1770681600000",
    "number": "1932543592",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "107 TROY RD",
            "city": "SOUTH WINDSOR",
            "state": "CT",
            "postal_code": "060741246",
            "telephone_number": "919-724-5876"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "315 E CENTER ST",
            "city": "MANCHESTER",
            "state": "CT",
            "postal_code": "060405251",
            "telephone_number": "860-533-0179"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "506 Cromwell Ave Ste 201",
            "address_purpose": "LOCATION",
            "city": "Rocky Hill",
            "state": "CT",
            "postal_code": "060671852",
            "country_code": "US",
            "telephone_number": "860-529-1287",
            "fax_number": "860-721-6311",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ZACHAU",
        "first_name": "KATELYN",
        "middle_name": "MARIE BONAR",
        "credential": "D.O.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2013-04-24",
        "last_updated": "2026-02-10",
        "certification_date": "2026-02-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "CT",
            "license": "1.055300",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "katelyn.zachau.1@27673.direct.athenahealth.com",
            "affiliation": "N",
            "endpointDescription": "Athena",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "506 Cromwell Ave Ste 201",
            "city": "Rocky Hill",
            "state": "CT",
            "country_code": "US",
            "postal_code": "060671852",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": [
        {
            "first_name": "KATELYN",
            "last_name": "BONAR",
            "middle_name": "MARIE",
            "credential": "D.O.",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

• Lauren Jean Young, ND
• Shekinah R Young
• Sougand Yousefi-Hoang, LCSW
• Luen Yueng
• Alexandra Zacchera
• Stephanie Zahn, PHARMD
• Keely L Zahner-Lee
• Debora Zamora-Olivencia, MD
• Nima Zangeneh, RPH
• Constantine Zariphes III, MD

• Family Medicine Physician in Manchester, CT
• Providers in Manchester, CT by specialty
• Family Medicine Physician in Connecticut

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 10, 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.