Michael Y Chew, O.D.

Primary specialty

OptometristTaxonomy code 152W00000X

License

9671 Issued in CA

Practice address

988 El Camino Real Ste 5
South San Francisco, CA 94080-3315

Phone

(650) 866-4641

Fax

(650) 866-4643

NPI assigned

Feb 7, 2006

Last updated

May 4, 2026By the provider in NPPES

Sex

Male

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

State University of New York - State College Optometry, 1990

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

• Christian Presley Chew, OD

  • Optometrist
  • South San Francisco, CA
  • NPI 1174134373
  Medicare reassignment

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.

• Optica Optometry Corporation

  • Optometrist
  • Millbrae, CA
  • NPI 1437677531
  Medicare reassignment
• Dr Michael Y Chew OD

  • Optometrist
  • San Rafael, CA
  • NPI 1861659815
  NPD (past) Authorized official
• Dr Michael Y. Chew, OD

  • Optometrist
  • South San Francisco, CA
  • NPI 1558528760
  NPD (past) Authorized official

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

{
    "created_epoch": "1139270400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1777852800000",
    "number": "1093788572",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "988 EL CAMINO REAL STE 5",
            "city": "SOUTH SAN FRANCISCO",
            "state": "CA",
            "postal_code": "940803315",
            "telephone_number": "650-866-4641",
            "fax_number": "650-866-4643"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "988 EL CAMINO REAL STE 5",
            "city": "SOUTH SAN FRANCISCO",
            "state": "CA",
            "postal_code": "940803315",
            "telephone_number": "650-866-4641",
            "fax_number": "650-866-4643"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHEW",
        "first_name": "MICHAEL",
        "middle_name": "Y",
        "name_prefix": "Dr.",
        "credential": "O.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-02-07",
        "last_updated": "2026-05-04",
        "certification_date": "2026-05-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "152W00000X",
            "taxonomy_group": "",
            "desc": "Optometrist",
            "state": "CA",
            "license": "9671",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Sharon Cheong-Wong, PHARM D
• Lorena M Cherpan
• Uli Kumar Chettipally, MD
• Eugene Cheung, OTR/L
• Christian Presley Chew, OD
• CHI K. Co, M.D., Inc.
• Children's Therapy Associates of the Bay Area
• Rebecca Childs-Diaz
• Eric S. Chin, MD
• Katherine Lynn Lee Chin, PHARMD

• Optometrist in South San Francisco, CA
• Providers in South San Francisco, CA by specialty
• Optometrist in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 4, 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.