Alexander Joseph Haueisen, MD

Primary specialty

Ophthalmology PhysicianTaxonomy code 207W00000X

License

A201837 Issued in CA

Practice address

18111 Brookhurst St Ste 6400
Fountain Valley, CA 92708-6728

Phone

(714) 963-1444

Fax

(714) 963-1234

NPI assigned

Apr 8, 2021

Last updated

Jul 1, 2025By the provider in NPPES

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

Enrolled in CA

Eligible to order & refer

• Part B services: No
• Medical equipment: Yes
• Home health: No
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Ophthalmology

Education

Other, 2021

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: ahaueisen1414400@direct.uclahealth.org
• Direct secure messaging: ahaueisen411312@direct.saint-lukes.org

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.

• Jules Stein Eye Institute Medical Group

  • Ophthalmology Physician
  • Los Angeles, CA
  • NPI 1326006966
  Medicare reassignment NPD
• Jules Stein Eye Institute Medical Group

  dba Doheny Eye Center UCLA - Orange County

  • Durable Medical Equipment & Medical Supplies
  • Fountain Valley, CA
  • NPI 1770938292
  NPD

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

{
    "created_epoch": "1617840000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1751328000000",
    "number": "1073193611",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5767 W CENTURY BLVD STE 400",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900455631"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "18111 BROOKHURST ST STE 6400",
            "city": "FOUNTAIN VALLEY",
            "state": "CA",
            "postal_code": "927086728",
            "telephone_number": "714-963-1444",
            "fax_number": "714-963-1234"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HAUEISEN",
        "first_name": "ALEXANDER",
        "middle_name": "JOSEPH",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2021-04-08",
        "last_updated": "2025-07-01",
        "certification_date": "2025-07-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207WX0009X",
            "taxonomy_group": "",
            "desc": "Ophthalmology, Glaucoma Specialist",
            "state": "CA",
            "license": "A201837",
            "primary": false
        },
        {
            "code": "207W00000X",
            "taxonomy_group": "",
            "desc": "Ophthalmology",
            "state": "CA",
            "license": "A201837",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Rafay Ahad Haseeb, DO, MPH
• Sarah Z Hassan, M.D
• Hisayo Hatakeyama, L.AC.
• Brittany Hatfield, LVN
• Ruby Miette Hatter
• Eleanor Senseney Hawkins, M.D.
• HB Worldwide Enterprises (Senior Helpers South Coast)
• Nicolette Head, N.P.
• Healing Light Family Acupuncture Corp.
• Healing Light Family Acupuncture, Corporation

• Ophthalmology Physician in Fountain Valley, CA
• Providers in Fountain Valley, CA by specialty
• Ophthalmology Physician in California

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