Alexa Hall, MD

Primary specialty

Psychiatry PhysicianTaxonomy code 2084P0800X

License

A171963 Issued in CA

Practice address

100 Pine St Ste 1250
San Francisco, CA 94111-5235

Phone

(833) 351-8255

NPI assigned

May 23, 2017

Sex

Female

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

Enrolled in CA

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Psychiatry

Education

Harvard Medical School, 2018

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

MCCD Ca Psychiatry Services PCGroup PAC ID 9931564267, 45 clinicians

Oc Progressive Recovery Inc.Group PAC ID 7214207190, 21 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Providence St. Joseph Hospital Hospital, Orange, CA, CCN 050069

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

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 and National Provider Directory roles.

• MCCD Ca Psychiatry Services PC

  dba Talkiatry

  • Psychiatry Physician
  • San Francisco, CA
  • NPI 1689306920
  Medicare reassignment Care Compare group NPD
• Oc Progressive Recovery Inc

  • Psychiatry Physician
  • Orange, CA
  • NPI 1003340217
  Medicare reassignment Care Compare group NPD

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• St Joseph Hospital of Orange

  dba Providence St. Joseph Hospital

  • General Acute Care Hospital
  • Orange, CA
  • NPI 1912982216
  Care Compare affiliation
• St. Joseph Hospital of Orange

  dba Providence St. Joseph Hospital

  • General Acute Care Hospital
  • Orange, CA
  • NPI 1558575746
  Care Compare affiliation

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

{
    "created_epoch": "1495497600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1764547200000",
    "number": "1366970287",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 24449",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100870589",
            "telephone_number": "833-351-8255"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "100 PINE ST STE 1250",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941115235",
            "telephone_number": "833-351-8255"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HALL",
        "first_name": "ALEXA",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2017-05-23",
        "last_updated": "2025-12-01",
        "certification_date": "2025-12-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "CA",
            "license": "A171963",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Karigan Gold Halford
• Kimberly Halican
• Hall & Szeto Optometrists (Dr. Hall & Szeto Optometry)
• Hall Dental Group PC
• Aja Hwa Hall, DDS
• Andre Hall
• Ashleigh Hall
• Barnaby Hall
• Christopher Hall
• Elise Hall, M.D.

• Psychiatry Physician in San Francisco, CA
• Providers in San Francisco, CA by specialty
• Psychiatry Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 1, 2025; 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.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.