Gary Arlyn Finstad, MD - Medicare Internal Medicine in Lake Isabella, CA

Gary Arlyn Finstad, MD is a medicare enrolled "Internal Medicine" physician in Lake Isabella, California. He went to Loma Linda University School Of Medicine and graduated in 1979 and has 45 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Sienna Medical Corporation and his current practice location is 6425 Lynch Canyon Dr, Lake Isabella, California. You can reach out to his office (for appointments etc.) via phone at (760) 379-8630.

Gary Arlyn Finstad is licensed to practice in California (license number G43717) 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 1184763633.

Contact Information

Gary Arlyn Finstad, MD
6425 Lynch Canyon Dr,
Lake Isabella, CA 93240-9726
(760) 379-8630
(760) 379-7658

Map and Direction




Physician's Profile

Full NameGary Arlyn Finstad
GenderMale
SpecialityInternal Medicine
Experience45 Years
Location6425 Lynch Canyon Dr, Lake Isabella, 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:
  • Gary Arlyn Finstad attended and graduated from Loma Linda University School Of Medicine in 1979
  NPI Data:
  • NPI Number: 1184763633
  • Provider Enumeration Date: 02/05/2007
  • Last Update Date: 02/12/2014
  Medicare PECOS Information:
  • PECOS PAC ID: 8820135155
  • Enrollment ID: I20091019000731

Medical Identifiers

Medical identifiers for Gary Arlyn Finstad such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1184763633NPI-NPPES
GR0022310MedicaidCA
G43717OtherCAMEDICAL LICENSE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine G43717 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Kern Valley Healthcare DistrictLake isabella, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Sienna Medical Corporation71131908773

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. Gary Arlyn Finstad allows following entities to bill medicare on his behalf.
Entity NameSienna Medical Corporation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1174684583
PECOS PAC ID: 7113190877
Enrollment ID: O20111026000117

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. Gary Arlyn Finstad 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
Gary Arlyn Finstad, MD
43 Frontier Trail, P.o. Box 940,
Kernville, CA 93238-0000

Ph: (760) 417-9641
Gary Arlyn Finstad, MD
6425 Lynch Canyon Dr,
Lake Isabella, CA 93240-9726

Ph: (760) 379-8630

Reviews and Comments


Internal Medicine Doctors in Lake Isabella, CA

Sonia Carao Sawal, M.D.
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 12424b Mount Mesa Rd, Lake Isabella, CA 93240
Phone: 760-379-5631    Fax: 760-379-2482
Dr. Robert Gross, DO
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 6425 Lynch Canyon Dr, Lake Isabella, CA 93240
Phone: 760-379-8630    

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.