Dr Ioannis Karakalpakis, MD - Medicare Internal Medicine in Wailuku, HI

Dr Ioannis Karakalpakis, MD is a medicare enrolled "Hospitalist" physician in Wailuku, Hawaii. He graduated from medical school in 2005 and has 19 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Maui Medical Group Inc and his current practice location is 221 Mahalani St, Wailuku, Hawaii. You can reach out to his office (for appointments etc.) via phone at (808) 442-5503.

Dr Ioannis Karakalpakis is licensed to practice in Hawaii (license number MD-19155) 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 1033418264.

Contact Information

Dr Ioannis Karakalpakis, MD
221 Mahalani St,
Wailuku, HI 96793
(808) 442-5503
(808) 442-5512

Map and Direction




Physician's Profile

Full NameDr Ioannis Karakalpakis
GenderMale
SpecialityInternal Medicine
Experience19 Years
Location221 Mahalani St, Wailuku, 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 Ioannis Karakalpakis graduated from medical school in 2005
  NPI Data:
  • NPI Number: 1033418264
  • Provider Enumeration Date: 03/28/2011
  • Last Update Date: 03/29/2019
  Medicare PECOS Information:
  • PECOS PAC ID: 6305018540
  • Enrollment ID: I20171102002922

Medical Identifiers

Medical identifiers for Dr Ioannis Karakalpakis such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1033418264NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208M00000XHospitalist MD-19155 (Hawaii)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Maui Memorial Medical CenterWailuku, HIHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Maui Medical Group Inc721482336865

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 Ioannis Karakalpakis allows following entities to bill medicare on his behalf.
Entity NameMaui Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1215963970
PECOS PAC ID: 7214823368
Enrollment ID: O20040225000575

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 Ioannis Karakalpakis 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 Ioannis Karakalpakis, MD
2180 Main St,
Wailuku, HI 96793-1625

Ph: () -
Dr Ioannis Karakalpakis, MD
221 Mahalani St,
Wailuku, HI 96793

Ph: (808) 442-5503

Reviews and Comments


Hospitalist Doctors in Wailuku, HI

Dr. Terezia A. Bush, MD
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 221 Mahalani St, Wailuku, HI 96793
Phone: 808-244-9056    
Dr. Ronald C. Martin, M.D.
Hospitalist
Medicare: Medicare Enrolled
Practice Location: 221 Mahalani St, Wailuku, HI 96793
Phone: 808-244-9056    
David Graff, M.D.
Hospitalist
Medicare: Medicare Enrolled
Practice Location: 2180 Main St, Wailuku, HI 96793
Phone: 808-242-6464    Fax: 808-242-4210
Kimberly Kowalski, M.D.
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 221 Mahalani St, Wailuku, HI 96793
Phone: 808-442-5503    Fax: 808-442-5512
Zora Bulatovic, M.D.
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 2180 Main St, Wailuku, HI 96793
Phone: 808-242-6464    Fax: 808-242-4292
Andrew Sumida,
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 221 Mahalani St, Wailuku, HI 96793
Phone: 808-442-5503    Fax: 808-442-5512

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.