Thomas Andrew Hryniewicki, MD - Medicare Internal Medicine in Orange, CA

Thomas Andrew Hryniewicki, MD is a medicare enrolled "Internal Medicine" physician in Orange, California. He went to University Of California, Irvine, California College Of Medicine and graduated in 1987 and has 37 years of diverse experience with area of expertise as Internal Medicine. His current practice location is 845 E Chapman Ave, Orange, California. You can reach out to his office (for appointments etc.) via phone at (714) 997-2899.

Thomas Andrew Hryniewicki is licensed to practice in California (license number G50543) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1992807341.

Contact Information

Thomas Andrew Hryniewicki, MD
845 E Chapman Ave,
Orange, CA 92866-1622
(714) 997-2899
(714) 289-7062

Map and Direction




Physician's Profile

Full NameThomas Andrew Hryniewicki
GenderMale
SpecialityInternal Medicine
Experience37 Years
Location845 E Chapman Ave, Orange, California
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Thomas Andrew Hryniewicki attended and graduated from University Of California, Irvine, California College Of Medicine in 1987
  NPI Data:
  • NPI Number: 1992807341
  • Provider Enumeration Date: 09/05/2006
  • Last Update Date: 06/09/2010
  Medicare PECOS Information:
  • PECOS PAC ID: 8022205236
  • Enrollment ID: I20101214000001

Medical Identifiers

Medical identifiers for Thomas Andrew Hryniewicki such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1992807341NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine G50543 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
St Joseph HospitalOrange, CAHospital

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. Thomas Andrew Hryniewicki allows following entities to bill medicare on his behalf.
Entity NameCenters For Family Medicine
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1467598243
PECOS PAC ID: 9931143799
Enrollment ID: O20050614000191
Entity NameThomas A Hryniewicki M D Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1962705160
PECOS PAC ID: 7113114323
Enrollment ID: O20101214000000

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. Thomas Andrew Hryniewicki 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
Thomas Andrew Hryniewicki, MD
845 E Chapman Ave,
Orange, CA 92866-1622

Ph: (714) 997-2899
Thomas Andrew Hryniewicki, MD
845 E Chapman Ave,
Orange, CA 92866-1622

Ph: (714) 997-2899

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.