Charles William Dickey

Primary specialty

Student in an Organized Health Care Education/Training ProgramTaxonomy code 390200000X

License

A204574 Issued in CA

Practice address

401 Quarry Rd
Palo Alto, CA 94304-1419

Phone

(650) 725-5591

NPI assigned

Mar 20, 2023

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

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.

• Khashayar Nattagh MD PC

  • Psychiatry Physician
  • Irvine, CA
  • NPI 1043100217
  NPD (past)

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

{
    "created_epoch": "1679270400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1773619200000",
    "number": "1629770219",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "878 RHODE ISLAND ST APT 1",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941074261",
            "telephone_number": "206-913-3231"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "401 QUARRY RD",
            "city": "PALO ALTO",
            "state": "CA",
            "postal_code": "943041419",
            "telephone_number": "650-725-5591"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2 Corporate Plaza",
            "address_2": "Unit 220",
            "address_purpose": "LOCATION",
            "city": "Newport Beach",
            "state": "CA",
            "postal_code": "92660",
            "country_code": "US",
            "telephone_number": "949-242-9172",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "DICKEY",
        "first_name": "CHARLES",
        "middle_name": "WILLIAM",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2023-03-20",
        "last_updated": "2026-03-16",
        "certification_date": "2026-03-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "CA",
            "license": "A204574",
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "CA",
            "license": "A204574",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Joselyn Saenz Diaz, CGC
• Laura Quater Diaz, NP
• Susana del Pilar Diaz, RN
• Valeria Elena Diaz, NP
• Aria Dibiase, MD
• Anna Marie Dickinson
• Deanna Dawn Dickman, L.C.S.W.
• Cara Marie Diclemente, MA
• Pietro Didonato, PA-C
• Anna Maureen Dieck, PA-C

• Student in an Organized Health Care Education/Training Program in Palo Alto, CA
• Providers in Palo Alto, CA by specialty
• Student in an Organized Health Care Education/Training Program in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 16, 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.