Hedy Cecilia Loa, MD - Medicare Internal Medicine in Ontario, CA

Hedy Cecilia Loa, MD is a medicare enrolled "Internal Medicine - Geriatric Medicine" physician in Ontario, California. She graduated from medical school in 1973 and has 51 years of diverse experience with area of expertise as Internal Medicine. She is a member of the group practice Our Family Medical Group Inc and her current practice location is 1131 W 6th St Ste 150, Ontario, California. You can reach out to her office (for appointments etc.) via phone at (909) 482-4462.

Hedy Cecilia Loa is licensed to practice in California (license number A38337) 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 1093720666.

Contact Information

Hedy Cecilia Loa, MD
1131 W 6th St Ste 150,
Ontario, CA 91762-1116
(909) 482-4462
(909) 482-4485

Map and Direction




Physician's Profile

Full NameHedy Cecilia Loa
GenderFemale
SpecialityInternal Medicine
Experience51 Years
Location1131 W 6th St Ste 150, Ontario, 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:
  • Hedy Cecilia Loa graduated from medical school in 1973
  NPI Data:
  • NPI Number: 1093720666
  • Provider Enumeration Date: 07/30/2006
  • Last Update Date: 09/11/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 4385633528
  • Enrollment ID: I20040511001436

Medical Identifiers

Medical identifiers for Hedy Cecilia Loa such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1093720666NPI-NPPES
00A383370MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0300XInternal Medicine - Geriatric Medicine A38337 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Pomona Valley Hospital Medical CenterPomona, CAHospital
San Antonio Regional HospitalUpland, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Our Family Medical Group Inc87293696655

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. Hedy Cecilia Loa allows following entities to bill medicare on her behalf.
Entity NameOur Family Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1437601879
PECOS PAC ID: 8729369665
Enrollment ID: O20170106001779

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. Hedy Cecilia Loa 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
Hedy Cecilia Loa, MD
840 Towne Center Dr,
Pomona, CA 91767-5900

Ph: (909) 398-1550
Hedy Cecilia Loa, MD
1131 W 6th St Ste 150,
Ontario, CA 91762-1116

Ph: (909) 482-4462

Reviews and Comments


Internal Medicine Doctors in Ontario, CA

Rodman A St. Clair, M.D.
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Phone: 909-605-8015    Fax: 866-929-7385
Abid H Khan, M.D.
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Liwanag Asuncion, M.D.
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Practice Location: 606 E Bermuda Dunes St, Ontario, CA 91761
Phone: 440-225-7095    Fax: 909-295-9100
Dr. Vanessa Brennan Kwok, DO
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Medicare: Medicare Enrolled
Practice Location: 3401 Centre Lake Dr, Suite 650, Ontario, CA 91761
Phone: 909-351-8529    

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).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.