Holley Dey, M.D.

Primary specialty

Diagnostic Radiology PhysicianTaxonomy code 2085R0202X

License

025655 Issued in CT

Practice address

97 Barnes Rd
Wallingford, CT 06492-1885

Phone

(203) 949-2700

Fax

(203) 949-2712

NPI assigned

Dec 4, 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

Medicare fee-for-service enrollment

Enrolled in CT, NC2 enrollments

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 2

Specialty

Diagnostic Radiology

Education

University of Connecticut School of Medicine, 1981

Medicare assignment

May accept Medicare assignment

Group practices

Midstate Radiology Associates LLCGroup PAC ID 4880593565, 89 clinicians

Starling Physicians, PLLCGroup PAC ID 7517863749, 276 clinicians

Meriden Imaging Center IncGroup PAC ID 4385683556, 56 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Windham Community Memorial Hospital Hospital, Willimantic, CT, CCN 070021
• Midstate Medical Center Hospital, Meriden, CT, CCN 070017
• William W Backus Hospital Hospital, Norwich, CT, CCN 070024
• The Hospital of Central Connecticut Hospital, New Britain, CT, CCN 070035

Merit-based Incentive Payment System (MIPS)

Final score

86.02 of 100Reported as group

Quality

82.26

Improvement activities

40

Merit-based Incentive Payment System (MIPS)

Final score

94.37 of 100Reported as group

Quality

90

Improvement activities

40

Cost

78.43

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: holley.dey@xdr.hhchealthdirect.org

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.

• Meriden Imaging Center, Inc.

  • Diagnostic Radiology Physician
  • Wallingford, CT
  • NPI 1508812561
  Medicare reassignment Care Compare group NPD
• Midstate Radiology Associates, LLC

  • Diagnostic Radiology Physician
  • Meriden, CT
  • NPI 1578518999

  NC

  Medicare reassignment Care Compare group NPD
• Starling Physicians, PLLC

  • Internal Medicine Physician
  • Rocky Hill, CT
  • NPI 1467537290
  Medicare reassignment Care Compare group NPD
• Diagnostic Imaging Services of CT, LLC

  • Diagnostic Radiology Physician
  • Groton, CT
  • NPI 1093760431
  Medicare reassignment NPD
• Masonicare Health Center

  • Ambulatory Surgical Clinic/Center
  • Wallingford, CT
  • NPI 1588638688
  Medicare reassignment NPD
• Masonicare Health Center

  • Psychiatric Hospital
  • Wallingford, CT
  • NPI 1174516041
  NPD
• Starling Physicians PLLC

  • Durable Medical Equipment & Medical Supplies
  • Bloomfield, CT
  • NPI 1760355861
  NPD
• Starling Physicians, PLLC

  • Clinical Medical Laboratory
  • New Britain, CT
  • NPI 1437252806
  NPD (past)
• Starling Physicians, PLLC

  • Mammography Clinic/Center
  • New Britain, CT
  • NPI 1720182991
  NPD (past)

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

• Midstate Medical Center

  • General Acute Care Hospital
  • Meriden, CT
  • NPI 1427007848
  Care Compare affiliation
• Midstate Medical Center

  • General Acute Care Hospital
  • Meriden, CT
  • NPI 1669524187
  Care Compare affiliation
• New Britain General Hospital

  • General Acute Care Hospital
  • New Britain, CT
  • NPI 1548225360
  Care Compare affiliation
• The Hospital of Central Connecticut at New Britain General and Bradley

  • General Acute Care Hospital
  • New Britain, CT
  • NPI 1053477075
  Care Compare affiliation
• The William W Backus Hospital

  • General Acute Care Hospital
  • Norwich, CT
  • NPI 1467517235
  Care Compare affiliation
• The William W Backus Hospital

  • General Acute Care Hospital
  • Norwich, CT
  • NPI 1639135718
  Care Compare affiliation
• William W Backus Hospital

  • Psychiatric Hospital Unit
  • Norwich, CT
  • NPI 1730243536
  Care Compare affiliation
• Windham Community Memorial Hospital, Inc.

  • General Acute Care Hospital
  • Willimantic, CT
  • NPI 1023191467
  Care Compare affiliation

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

{
    "created_epoch": "1133654400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1700860699",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "101 N PLAINS INDUSTRIAL RD",
            "city": "WALLINGFORD",
            "state": "CT",
            "postal_code": "064922360",
            "telephone_number": "203-949-2700",
            "fax_number": "203-949-2712"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "97 BARNES RD",
            "city": "WALLINGFORD",
            "state": "CT",
            "postal_code": "064921885",
            "telephone_number": "203-949-2700",
            "fax_number": "203-949-2712"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DEY",
        "first_name": "HOLLEY",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2005-12-04",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "CT",
            "license": "025655",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Dermatology Partners, PLLC
• David P Derosa, D.C.
• Alexis Descoteaux
• Susan Harmon Devylder, RPT
• Todd Dewolf, LPC
• Ajay Kumar Dhingra
• Giovanna Diana, SLP
• Soheila Dickerson
• Lauren Dieterle
• Kristin Johnson Dinatale, PSY.D.

• Diagnostic Radiology Physician in Wallingford, CT
• Providers in Wallingford, CT by specialty
• Diagnostic Radiology Physician in Connecticut

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 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.