Dr Roy Koga, MD - Medicare General Practice in Hilo, HI

Dr Roy Koga, MD is a medicare enrolled "Family Medicine" physician in Hilo, Hawaii. He went to University Of Washington School Of Medicine and graduated in 1973 and has 51 years of diverse experience with area of expertise as General Practice. His current practice location is 670 Ponahawai St Ste 120, Hilo, Hawaii. You can reach out to his office (for appointments etc.) via phone at (808) 961-2673.

Dr Roy Koga is licensed to practice in Hawaii (license number MD2816) 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 1164511309.

Contact Information

Dr Roy Koga, MD
670 Ponahawai St Ste 120,
Hilo, HI 96720-2660
(808) 961-2673
(808) 961-3051

Map and Direction




Physician's Profile

Full NameDr Roy Koga
GenderMale
SpecialityGeneral Practice
Experience51 Years
Location670 Ponahawai St Ste 120, Hilo, Hawaii
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:
  • Dr Roy Koga attended and graduated from University Of Washington School Of Medicine in 1973
  NPI Data:
  • NPI Number: 1164511309
  • Provider Enumeration Date: 10/12/2006
  • Last Update Date: 09/01/2010
  Medicare PECOS Information:
  • PECOS PAC ID: 2860518917
  • Enrollment ID: I20110201000786

Medical Identifiers

Medical identifiers for Dr Roy Koga such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1164511309NPI-NPPES
04074-1OtherHIHMSA BCBS
037014-02MedicaidHI

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine MD2816 (Hawaii)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Bayada Home Health CareHilo, HIHome health agency

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. Dr Roy Koga allows following entities to bill medicare on his behalf.
Entity NameRoy M Koga M D Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1336318674
PECOS PAC ID: 1052437100
Enrollment ID: O20100925000245

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. Dr Roy Koga 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
Dr Roy Koga, MD
670 Ponahawai St Ste 120,
Hilo, HI 96720-2660

Ph: (808) 961-2673
Dr Roy Koga, MD
670 Ponahawai St Ste 120,
Hilo, HI 96720-2660

Ph: (808) 961-2673

Reviews and Comments


Family Medicine Doctors in Hilo, HI

Jesse C. Maag, MD
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 1292 Waianuenue Ave, Hilo, HI 96720
Phone: 808-934-4000    
Melanie R Arakaki, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 670 Ponahawai St, Ste 216 Hilo Family Medicine, Hilo, HI 96720
Phone: 808-934-8989    Fax: 808-934-8990
Hamed Ahmadinia, M.D
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Medicare: Not Enrolled in Medicare
Practice Location: 45 Mohouli St Ste 201, Hilo, HI 96720
Phone: 808-932-3186    
Mr. Gaku Yamaguchi, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1438 Kilauea Ave, Hilo, HI 96720
Phone: 808-969-9220    
Timothy S Duerler, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 75 Puuhonu Pl, Ste 205, Hilo, HI 96720
Phone: 808-933-2399    
Adam H Adler, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 1292 Waianuenue Ave, Hilo, HI 96720
Phone: 808-934-4000    
Dr. Andrew Chang, MD
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 1190 Waianuenue Ave, Hilo, HI 96720
Phone: 808-932-4215    

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.