Samuel Ernest William Johnsen, MD - Medicare Internal Medicine in Lahaina, HI

Samuel Ernest William Johnsen, MD is a medicare enrolled "Internal Medicine" physician in Lahaina, Hawaii. He graduated from medical school in 1992 and has 32 years of diverse experience with area of expertise as Internal Medicine. His current practice location is 180 Dickenson St Ste 103, Lahaina, Hawaii. You can reach out to his office (for appointments etc.) via phone at (808) 214-5985.

Samuel Ernest William Johnsen is licensed to practice in Hawaii (license number MD12422) 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 1669491858.

Contact Information

Samuel Ernest William Johnsen, MD
180 Dickenson St Ste 103,
Lahaina, HI 96761-1215
(808) 214-5985
(808) 214-6766



Physician's Profile

Full NameSamuel Ernest William Johnsen
GenderMale
SpecialityInternal Medicine
Experience32 Years
Location180 Dickenson St Ste 103, Lahaina, 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:
  • Samuel Ernest William Johnsen graduated from medical school in 1992
  NPI Data:
  • NPI Number: 1669491858
  • Provider Enumeration Date: 07/19/2006
  • Last Update Date: 10/02/2018
  Medicare PECOS Information:
  • PECOS PAC ID: 1456486315
  • Enrollment ID: I20100317000222

Medical Identifiers

Medical identifiers for Samuel Ernest William Johnsen such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1669491858NPI-NPPES
824532282OtherHIUHA
824532282OtherHIHMAA
00C0241160OtherHIHMSA
824532282OtherHIHMA
824532282MedicaidHI

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine MD12422 (Hawaii)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Bayada Home Health CareWailuku, 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. Samuel Ernest William Johnsen allows following entities to bill medicare on his behalf.
Entity NameLaulea Health Center Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1982105052
PECOS PAC ID: 0648517979
Enrollment ID: O20190124002737

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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. Samuel Ernest William Johnsen 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
Samuel Ernest William Johnsen, MD
180 Dickenson St Ste 103,
Lahaina, HI 96761-1215

Ph: (808) 214-5985
Samuel Ernest William Johnsen, MD
180 Dickenson St Ste 103,
Lahaina, HI 96761-1215

Ph: (808) 214-5985

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Internal Medicine Doctors in Lahaina, HI

Dr. Fredrick H. Sands, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 910 Wainee St, Lahaina, HI 96761
Phone: 808-662-6900    
Dr. Norman Michel Estin, M.D.
Internal Medicine
Medicare: May Accept Medicare Assignments
Practice Location: 200 Nohea Kai Drive, Suite 100, Lahaina, HI 96761
Phone: 808-667-7676    

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