Institute for Headache and Brain Health

Primary specialty

Neurology PhysicianTaxonomy code 2084N0400X

Legal business name

INSTITUTE FOR HEADACHE AND BRAIN HEALTH

Practice address

90 Morgan Street
Suite 305-306
Stamford, CT 06905

Phone

(203) 306-2949

Fax

(203) 884-8939

NPI assigned

Jan 14, 2025

Organization subpart

No

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

Authorized official

Name

Dr. Olivia Anna Jean Begasse de Dhaem, MD.NPI 1639557408

Title

Founder, Medical Director, Neurolog

Phone

(203) 306-2949

Specialties & licenses 1

Addresses

Locations

Practitioners 1

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

• Olivia Anna Jean Begasse de Dhaem, M.D.

  • Neurology Physician
  • Stamford, CT
  • NPI 1639557408
  NPD Authorized official

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

{
    "created_epoch": "1736812800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1769990400000",
    "number": "1205647997",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "90 MORGAN STREET",
            "address_2": "SUITE 305-306",
            "city": "STAMFORD",
            "state": "CT",
            "postal_code": "06905",
            "telephone_number": "203-306-2949",
            "fax_number": "203-884-8939"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "90 MORGAN STREET",
            "address_2": "SUITE 305-306",
            "city": "STAMFORD",
            "state": "CT",
            "postal_code": "06905",
            "telephone_number": "203-306-2949",
            "fax_number": "203-884-8939"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "INSTITUTE FOR HEADACHE AND BRAIN HEALTH",
        "organizational_subpart": "NO",
        "enumeration_date": "2025-01-14",
        "last_updated": "2026-02-02",
        "certification_date": "2026-02-02",
        "status": "A",
        "authorized_official_last_name": "BEGASSE DE DHAEM",
        "authorized_official_first_name": "OLIVIA",
        "authorized_official_middle_name": "ANNA JEAN",
        "authorized_official_title_or_position": "FOUNDER, MEDICAL DIRECTOR, NEUROLOG",
        "authorized_official_telephone_number": "203-306-2949",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "MD."
    },
    "taxonomies": [
        {
            "code": "2084N0400X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Alyssa Ingmanson, PT, DPT
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• Neurology Physician in Stamford, CT
• Providers in Stamford, CT by specialty
• Neurology Physician in Connecticut

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 2, 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.