Dr Aaron C Johansen, MD - Medicare Emergency Medicine in Oka Tamuning, GU

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Dr Aaron C Johansen, MD is a medicare enrolled "Emergency Medicine" physician in Oka Tamuning, Guam. His current practice location is 850 Governor Carlos Camacho Road, Oka Tamuning, Guam. You can reach out to his office (for appointments etc.) via phone at (671) 647-2418.

Dr Aaron C Johansen is licensed to practice in Guam (license number M001271) 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 1639226863.

Contact Information

Dr Aaron C Johansen, MD
850 Governor Carlos Camacho Road,
Oka Tamuning, GU 96913-3128
(671) 647-2418
(671) 649-5508

Map and Direction




Physician's Profile

Full NameDr Aaron C Johansen
GenderMale
SpecialityEmergency Medicine
Location850 Governor Carlos Camacho Road, Oka Tamuning, Guam
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1639226863
  • Provider Enumeration Date: 01/03/2007
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 2365618162
  • Enrollment ID: I20111228000607

Medical Identifiers

Medical identifiers for Dr Aaron C Johansen such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1639226863NPI-NPPES
51510OtherPIN

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine M001271 (Guam)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 Aaron C Johansen allows following entities to bill medicare on his behalf.
Entity NameGuam Memorial Hospital
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1366519027
PECOS PAC ID: 5890781694
Enrollment ID: O20040426000038

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 Aaron C Johansen 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 Aaron C Johansen, MD
850 Governor Carlos Camacho Road,
Oka Tamuning, GU 96913-3128

Ph: (671) 647-2418		Dr Aaron C Johansen, MD
850 Governor Carlos Camacho Road,
Oka Tamuning, GU 96913-3128

Ph: (671) 647-2418

Reviews and Comments


Emergency Medicine Doctors in Oka Tamuning, GU

Dr. James W Murphy, MD FACEP
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 850 Governor Carlos Camacho Road, Oka Tamuning, GU 96913
Phone: 671-647-2418    Fax: 671-649-5508
Dr. James P Last, MD
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 850 Governor Carlos Camacho Road, Oka Tamuning, GU 96913
Phone: 671-647-2418    Fax: 671-649-5508
Dr. Tedd D Groshong, DO
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 850 Governor Carlos Camacho Road, Oka Tamuning, GU 96913
Phone: 671-647-2418    Fax: 671-649-5508

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.