Dr Ronald Frederick Schaefer, MD - Medicare Internal Medicine in Honolulu, HI

Dr Ronald Frederick Schaefer, MD is a medicare enrolled "Internal Medicine - Critical Care Medicine" physician in Honolulu, Hawaii. His current practice location is 888 S King St, Honolulu, Hawaii. You can reach out to his office (for appointments etc.) via phone at (808) 722-6314.

Dr Ronald Frederick Schaefer is licensed to practice in Hawaii (license number 5871) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1679641278.

Contact Information

Dr Ronald Frederick Schaefer, MD
888 S King St,
Honolulu, HI 96813-3009
(808) 722-6314
Not Available

Map and Direction




Physician's Profile

Full NameDr Ronald Frederick Schaefer
GenderMale
SpecialityInternal Medicine - Critical Care Medicine
Location888 S King St, Honolulu, Hawaii
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1679641278
  • Provider Enumeration Date: 12/01/2006
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 8729115977
  • Enrollment ID: I20100421000131

Medical Identifiers

Medical identifiers for Dr Ronald Frederick Schaefer such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1679641278NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RC0200XInternal Medicine - Critical Care Medicine 5871 (Hawaii)Primary

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 Ronald Frederick Schaefer allows following entities to bill medicare on his behalf.
Entity NameStraub Clinic & Hospital
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1457306508
PECOS PAC ID: 6305759754
Enrollment ID: O20031111000417

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 Ronald Frederick Schaefer 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 Ronald Frederick Schaefer, MD
688 Kalanipuu St,
Honolulu, HI 96825-2421

Ph: (808) 393-2493
Dr Ronald Frederick Schaefer, MD
888 S King St,
Honolulu, HI 96813-3009

Ph: (808) 722-6314

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.

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