William Christiana, PSY.D.

Primary specialty

PsychologistTaxonomy code 103T00000X

License

020992 Issued in NY

Practice address

10 Parrott Mill Rd Ste B
Chatham, NJ 07928-2744

Phone

(973) 635-2444

NPI assigned

Feb 5, 2015

Sex

Male

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

Not listed in the public Medicare enrollment file

Opted out of Medicare

Yes, effective Jan 1, 2023 through Jan 1, 2027

Medicare enrollment (NPD)

Enrolled

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.

• Quiet Mind CBT, LLC

  • Cognitive & Behavioral Psychologist
  • Chatham, NJ
  • NPI 1073319430
  NPD

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

{
    "created_epoch": "1423094400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1747785600000",
    "number": "1356732895",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "102 UNION ST",
            "city": "CEDAR GROVE",
            "state": "NJ",
            "postal_code": "070091928",
            "telephone_number": "201-953-2637"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "10 PARROTT MILL RD STE B",
            "city": "CHATHAM",
            "state": "NJ",
            "postal_code": "079282744",
            "telephone_number": "973-635-2444"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHRISTIANA",
        "first_name": "WILLIAM",
        "credential": "PSY.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2015-02-05",
        "last_updated": "2025-05-21",
        "certification_date": "2025-05-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "103T00000X",
            "taxonomy_group": "",
            "desc": "Psychologist",
            "state": "NY",
            "license": "020992",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Chatham Medical Resources, Inc
• Chatham Pediatrics, LLC
• Chatham Physical Therapy, P.a.
• Shayna Marissa Chevinsky, PA-C
• Chiropractic Center of Chatham LLC
• Clarito L. Garces, MD,PC
• James S Clark-Schoeb, M.D.
• Kristen Clark, OTR/L
• Brittney Coan
• Neal Collins, MD

• Psychologist in Chatham, NJ
• Providers in Chatham, NJ by specialty
• Psychologist in New Jersey

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 21, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Opt Out Affidavits.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.