Kathleen Nadeau, PH.D.

Primary specialty

Clinical PsychologistTaxonomy code 103TC0700X

License

1188 Issued in MD

Practice address

4701 Willard Ave Apt 1235
Chevy Chase, MD 20815-4627

Phone

(301) 404-5186

NPI assigned

Apr 4, 2007

Sex

Female

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

Other names 1

• Dr. Kathleen Nadeau Teegarden Professional name

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: No
• Power mobility devices: No
• Hospice: No

Green means eligible to order or refer.

Opted out of Medicare

Yes, effective Jan 1, 2016 through Jan 1, 2028

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Philosophy

State licenses

Practice roles

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.

• Chesapeake Psychological Services

  • Psychologist
  • Bethesda, MD
  • NPI 1063809549
  NPD (past) Authorized official

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

{
    "created_epoch": "1175644800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1776384000000",
    "number": "1083736607",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4701 WILLARD AVE APT 1235",
            "city": "CHEVY CHASE",
            "state": "MD",
            "postal_code": "208154627",
            "telephone_number": "301-404-5186"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4701 WILLARD AVE APT 1235",
            "city": "CHEVY CHASE",
            "state": "MD",
            "postal_code": "208154627",
            "telephone_number": "301-404-5186"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NADEAU",
        "first_name": "KATHLEEN",
        "name_prefix": "Dr.",
        "credential": "PH.D.",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2007-04-04",
        "last_updated": "2026-04-17",
        "certification_date": "2026-04-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "103TC0700X",
            "taxonomy_group": "",
            "desc": "Psychologist, Clinical",
            "state": "MD",
            "license": "1188",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "KATHLEEN",
            "last_name": "TEEGARDEN",
            "middle_name": "NADEAU",
            "prefix": "DR.",
            "credential": "PH.D.",
            "code": "2",
            "type": "Professional Name"
        }
    ]
}

• Lee Jonathan Musher, M.D.
• Wendy Martha Musolf
• Mustafa a. Haque, M.D., P.a.
• Myeyedr Optometry of Maryland, LLC
• Dorkina Carmell Myrick, M.D.
• Lina Naga, M.D.
• Cindy F Nagy, CRNP
• Yin Myo Naing, MD
• Reina Carolina Najera, FNP-C
• Rivkah Nakhon, AU.D. CCC-A

• Clinical Psychologist in Chevy Chase, MD
• Providers in Chevy Chase, MD by specialty
• Clinical Psychologist in Maryland

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 17, 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; Opt Out Affidavits.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.