Kathy Mao, OD - Medicare Optometrist in Huntington Beach, CA

Kathy Mao, OD is a medicare enrolled "Optometrist" provider in Huntington Beach, California. She graduated from medical school in 2017 and has 7 years of diverse experience with area of expertise as Optometry. She is a member of the group practice De La Pena Eye Clinic, A Medical Group, Inc and her current practice location is 17742 Beach Blvd Ste 350, Huntington Beach, California. You can reach out to her office (for appointments etc.) via phone at (714) 843-5700.

Kathy Mao is licensed to practice in California (license number OPT33828-TLG) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1053830158.

Contact Information

Kathy Mao, OD
17742 Beach Blvd Ste 350,
Huntington Beach, CA 92647-6854
(714) 843-5700
(714) 843-5771

Map and Direction




Healthcare Provider's Profile

Full NameKathy Mao
GenderFemale
SpecialityOptometry
Experience7 Years
Location17742 Beach Blvd Ste 350, Huntington Beach, California
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Kathy Mao graduated from medical school in 2017
  NPI Data:
  • NPI Number: 1053830158
  • Provider Enumeration Date: 09/11/2017
  • Last Update Date: 06/24/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 9638430101
  • Enrollment ID: I20180223001709

Medical Identifiers

Medical identifiers for Kathy Mao such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1053830158NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
152W00000XOptometrist OPT33828-TLG (California)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
De La Pena Eye Clinic, A Medical Group, Inc296130011621

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Kathy Mao allows following entities to bill medicare on her behalf.
Provider NameDe La Pena Eye Clinic, A Medical Group, Inc
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1306850250
PECOS PAC ID: 2961300116
Enrollment ID: O20031223000882
Provider NameTrilogy Eye Medical Group Inc
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1114205432
PECOS PAC ID: 6406021658
Enrollment ID: O20111216000199

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Kathy Mao is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Kathy Mao, OD
Po Box 3334,
Tustin, CA 92781-3334

Ph: () -
Kathy Mao, OD
17742 Beach Blvd Ste 350,
Huntington Beach, CA 92647-6854

Ph: (714) 843-5700

Reviews and Comments


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Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

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