Tammy Eileen Lo, MMS, PA-C - Medicare Physician Assistant in Fullerton, CA

Tammy Eileen Lo, MMS, PA-C is a medicare enrolled "Physician Assistant" in Fullerton, California. She graduated from nursing school in 2018 and has 6 years of diverse experience with area of expertise as Physician Assistant. She is a member of the group practice Providence Medical Foundation and her current practice location is 2141 N Harbor Blvd Ste 25000, Fullerton, California. You can reach out to her office (for appointments etc.) via phone at (714) 626-8650.

Tammy Eileen Lo is licensed to practice in California (license number 56421) 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 1891269502.

Contact Information

Tammy Eileen Lo, MMS, PA-C
2141 N Harbor Blvd Ste 25000,
Fullerton, CA 92835-3830
(714) 626-8650
(714) 626-8654

Map and Direction




Provider's Profile

Full NameTammy Eileen Lo
GenderFemale
SpecialityPhysician Assistant
Experience6 Years
Location2141 N Harbor Blvd Ste 25000, Fullerton, 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:
  • Tammy Eileen Lo graduated from nursing school in 2018
  NPI Data:
  • NPI Number: 1891269502
  • Provider Enumeration Date: 01/15/2019
  • Last Update Date: 11/05/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 4789926957
  • Enrollment ID: I20190508003373

Medical Identifiers

Medical identifiers for Tammy Eileen Lo such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1891269502NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363A00000XPhysician Assistant 56421 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
St Jude Medical CenterFullerton, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Providence Medical Foundation89219932051312

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. Tammy Eileen Lo 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
Tammy Eileen Lo, MMS, PA-C
2141 N Harbor Blvd Ste 25000,
Fullerton, CA 92835-3830

Ph: (714) 626-8650
Tammy Eileen Lo, MMS, PA-C
2141 N Harbor Blvd Ste 25000,
Fullerton, CA 92835-3830

Ph: (714) 626-8650

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).

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.