Crystal Chandra

Primary specialty

Addiction (Substance Use Disorder) CounselorTaxonomy code 101YA0400X

Practice address

2575 Depot Rd
Hayward, CA 94545-2341

Phone

(510) 784-5874

NPI assigned

May 26, 2025

Last updated

May 26, 2025By the provider in NPPES

Sex

Unspecified or another gender identity

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

Medicare enrollment (NPD)

Not enrolled

Practice roles

Locations

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Horizon Services, Inc

  dba Cronin House

  • Substance Abuse Rehabilitation Facility
  • Hayward, CA
  • NPI 1336325737
  NPD

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

{
    "created_epoch": "1748217600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1748217600000",
    "number": "1144013921",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "327 RING NECK ST",
            "city": "AMERICAN CANYON",
            "state": "CA",
            "postal_code": "945031389",
            "telephone_number": "707-731-3487"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2575 DEPOT RD",
            "city": "HAYWARD",
            "state": "CA",
            "postal_code": "945452341",
            "telephone_number": "510-784-5874"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHANDRA",
        "first_name": "CRYSTAL",
        "sole_proprietor": "NO",
        "sex": "X",
        "enumeration_date": "2025-05-26",
        "last_updated": "2025-05-26",
        "certification_date": "2025-05-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": "NU",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Samantha Nga Kei Chan
• Naileen C Chand, O.D.
• Shayan Chand
• Aaron Ulysses Chandler, MPA, RADT I
• Emily J Chandler, MS, LMFT
• Hira Mati Chandra
• Rajesh Chandra, MS SLP
• Min-Shong Chang, MD
• Shao-Ju Chang, PHARMD
• Sherry Chang, PA-C

• Addiction (Substance Use Disorder) Counselor in Hayward, CA
• Providers in Hayward, CA by specialty
• Addiction (Substance Use Disorder) Counselor in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 26, 2025; 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.