Alan L Berkowitz, MD

Primary specialty

Psychiatry PhysicianTaxonomy code 2084P0800X

License

G55943 Issued in CA

Practice address

277 Rancheros Dr Ste 301
San Marcos, CA 92069-2993

Phone

(760) 471-4073

Fax

(619) 528-4625

NPI assigned

May 25, 2006

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

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

University of Michigan Medical School, 1984

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Mark David Levine MD Professional CorporationGroup PAC ID 0143478305, 165 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• FHIR API: https://fhir.nextgen.com/nge/prod/fhir-api-r4/fhir/r4/
• Direct secure messaging: alan.berkowitz.p1@direct.pcsd.nextgenshare.com

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.

• Mark David Levine M.D. Professional Corporation

  • Psychiatry Physician
  • Sacramento, CA
  • NPI 1154697944
  Medicare reassignment Care Compare group NPD
• Emergency and Acute Care Medical Corporation

  • Emergency Medicine Physician
  • San Diego, CA
  • NPI 1437103942
  Medicare reassignment NPD
• Psychiatric Centers at San Diego, Inc. Med GRP

  • Mental Health Counselor
  • San Diego, CA
  • NPI 1841241585
  Medicare reassignment NPD
• Mark David Levine, MD Burlingame PC

  • Psychiatry Physician
  • San Mateo, CA
  • NPI 1770709263
  NPD

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

{
    "created_epoch": "1148515200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1777593600000",
    "number": "1578519476",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3835 N FREEWAY BLVD STE 100",
            "city": "SACRAMENTO",
            "state": "CA",
            "postal_code": "958341954",
            "telephone_number": "855-501-1004"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "277 RANCHEROS DR STE 301",
            "city": "SAN MARCOS",
            "state": "CA",
            "postal_code": "920692993",
            "telephone_number": "760-471-4073",
            "fax_number": "619-528-4625"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BERKOWITZ",
        "first_name": "ALAN",
        "middle_name": "L",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-05-25",
        "last_updated": "2026-05-01",
        "certification_date": "2026-05-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "CA",
            "license": "G55943",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Glory Benz
• Sheena Marie Bergeron
• Haley Bergman
• Jenna Marie Bergmark, DPT
• Connor Anthony Berk, LMFT
• Damaris Bernal
• Alethea Anne Bernstein, M.D.
• Donna Lee Bernstein, MS, LCGC
• Robin A Berthelet, PT
• Xiannah Berumen

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

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 1, 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.
• 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.