Cynefin, LLC

Primary specialty

ChiropractorTaxonomy code 111N00000X

Legal business name

CYNEFIN, LLC

Practice address

2939 N 7TH St
Harrisburg, PA 17110-2109

Phone

(717) 979-9979

NPI assigned

Jun 10, 2026

Organization subpart

No

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

Authorized official

Name

Dr. David Brice Sullivan, DCNPI 1548408818

Title

Owner

Phone

(717) 979-9979

Specialties & licenses 1

Addresses

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

• David Brice Sullivan, D.C.

  • Chiropractor
  • Mechanicsburg, PA
  • NPI 1548408818
  NPD Authorized official

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

{
    "created_epoch": "1781049600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1781049600000",
    "number": "1831023373",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "360 WHEATSTONE DR",
            "city": "PALMYRA",
            "state": "PA",
            "postal_code": "170783057"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2939 N 7TH ST",
            "city": "HARRISBURG",
            "state": "PA",
            "postal_code": "171102109",
            "telephone_number": "717-979-9979"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "CYNEFIN, LLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2026-06-10",
        "last_updated": "2026-06-10",
        "certification_date": "2026-06-10",
        "status": "A",
        "authorized_official_last_name": "SULLIVAN",
        "authorized_official_first_name": "DAVID",
        "authorized_official_middle_name": "BRICE",
        "authorized_official_title_or_position": "OWNER",
        "authorized_official_telephone_number": "717-979-9979",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "DC"
    },
    "taxonomies": [
        {
            "code": "111N00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Chiropractor",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Taylor Cunningham, DO
• Bryna Curandell, CNM
• Sarah Beth Curtis, CRNP
• Cathy A. Custer, C.R.N.P.
• CVS of Pennsylvania, Inc. (CVS Pharmacy # 01648)
• D.B. Parikh D.D.S., P.C.
• Joseph E D'Agostino, PA-C
• Ryan D'Souza, DO
• Madison Paige Dadich
• Laura Dadswell, M.S., BSL

• Chiropractor in Harrisburg, PA
• Providers in Harrisburg, PA by specialty
• Chiropractor in Pennsylvania

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 10, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.