Individual provider Active NPI

Caroline Lutz Hopper, PAC

  • Physician Assistant
  • Westport, CT
National Provider Identifier
1619467883
Registry record updated Jul 22, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
7171 Issued in CT
Practice address
191 Post Rd W
Westport, CT 06880-4625
Phone
(860) 545-9000
NPI assigned
May 14, 2018
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 22, 2025

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatrics Physician 208000000X PA0005362 CO
Physician Assistant 363A00000X 7171 CT Primary

Addresses

Primary practice location

191 Post Rd W
Westport, CT 06880-4625

Mailing address

191 Post Rd W
Westport, CT 06880-4625
Phone (860) 545-9000

Other practice location 1

9094 E Mineral Cir Ste 120
Centennial, CO 80112-7201
Phone (303) 779-5437

Other names 1

  • Caroline Walker Lutz Former name

Medicare participation

Medicare enrollment files
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

Enrollment IDStateProvider typePAC IDDetails
I20250728002727 CT Practitioner - Physician Assistant 7517474299 Reassigns benefits to 1 organization

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Physician Assistant

State licenses

LicenseStateTypeSpecialty
PA0005362COMDPediatrics Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Connecticut Children'S Specialty Group, Inc. Pediatrics CurrentSince Jul 22, 2025 Accepting new patients
Pediatrics 5280, PC Pediatrics Past Accepting new patients
Connecticut Children'S Medical Center Past Accepting new patients
Pediatrics 5280 PC Pediatrics Past Accepting new patients

Locations

105 Newtown Rd
#A
Danbury, CT 06810
Phone (860) 545-9395

505 Farmington Ave
#1
Farmington, CT 06032

310 Western Blvd
Glastonbury, CT 06033
Phone (860) 837-9877

85 Seymour St
Ste 500
Hartford, CT 06106
Phone (860) 545-9370

10 Columbus Blvd
Fl 4
Hartford, CT 06106
Phone (860) 837-5560

282 Washington St
Hartford, CT 06106
Phone (860) 545-8950

10 Columbus Blvd
Hartford, CT 06106
Phone (860) 837-5619

191 Post Rd W
#1
Westport, CT 06880

191 Post Rd W
Westport, CT 06880
Phone (203) 221-2823

Organizations & group practices 4

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.

NPI Registry JSON

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

{
    "created_epoch": "1526256000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1753142400000",
    "number": "1619467883",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "191 POST RD W",
            "city": "WESTPORT",
            "state": "CT",
            "postal_code": "068804625",
            "telephone_number": "860-545-9000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "191 POST RD W",
            "city": "WESTPORT",
            "state": "CT",
            "postal_code": "068804625",
            "telephone_number": "860-545-9000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "9094 E Mineral Cir Ste 120",
            "address_purpose": "LOCATION",
            "city": "Centennial",
            "state": "CO",
            "postal_code": "801127201",
            "country_code": "US",
            "telephone_number": "303-779-5437",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "HOPPER",
        "first_name": "CAROLINE",
        "middle_name": "LUTZ",
        "name_prefix": "Ms.",
        "credential": "PAC",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2018-05-14",
        "last_updated": "2025-07-22",
        "certification_date": "2025-07-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "CO",
            "license": "PA0005362",
            "primary": false
        },
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "CT",
            "license": "7171",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "CAROLINE",
            "last_name": "LUTZ",
            "middle_name": "WALKER",
            "credential": "PAC",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Westport, CT

Sources for this page

Verify at the official NPI Registry.