Kathy Mao, O.D.

Primary specialty

OptometristTaxonomy code 152W00000X

License

OPT33828-TLG Issued in CA

Practice address

1206 E 17TH St Ste 101
Santa Ana, CA 92701-2641

Phone

(714) 352-2911

Fax

(714) 352-2903

NPI assigned

Sep 11, 2017

Sex

Female

Sole proprietor

Yes

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: No
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Optometry

Education

Other, 2017

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Serve the People, Inc.Group PAC ID 4880872795, 5 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

Locations

Networks

• BSC 65 PLUS INDIVIDUAL MAPD

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.

• Serve the People, Inc

  • Federally Qualified Health Center (FQHC)
  • Santa Ana, CA
  • NPI 1770803462
  Medicare reassignment Care Compare group NPD
• De la Pena Eye Clinic, a Medical Group, Inc.

  • Ophthalmology Physician
  • Huntington Park, CA
  • NPI 1518971464

  Optometrist

  NPD (past)

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

{
    "created_epoch": "1505088000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1755734400000",
    "number": "1053830158",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1206 E 17TH ST STE 101",
            "city": "SANTA ANA",
            "state": "CA",
            "postal_code": "927012641",
            "telephone_number": "714-352-2911",
            "fax_number": "714-352-2903"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1206 E 17TH ST STE 101",
            "city": "SANTA ANA",
            "state": "CA",
            "postal_code": "927012641",
            "telephone_number": "714-352-2911",
            "fax_number": "714-352-2903"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MAO",
        "first_name": "KATHY",
        "credential": "O.D.",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2017-09-11",
        "last_updated": "2025-08-21",
        "certification_date": "2025-08-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "152W00000X",
            "taxonomy_group": "",
            "desc": "Optometrist",
            "state": "CA",
            "license": "OPT33828-TLG",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Diana Manzo
• Gabriela Manzo, PHD
• Marisol Manzo
• Steven Manzo
• Jiayi Mao
• Mapsong PC
• Rhea Apin Marana, NP
• Marjon Marandi
• Howard J Marans, M.D.
• Lori Marantz, M.D.

• Optometrist in Santa Ana, CA
• Providers in Santa Ana, CA by specialty
• Optometrist in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 21, 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.