Dr Gregory Michael Johnston, MD - Medicare General Practice in Tacoma, WA

Dr Gregory Michael Johnston, MD is a medicare enrolled "General Practice" physician in Tacoma, Washington. His current practice location is Madigan Army Medical Center, Department Of Emergency Medicine, Tacoma, Washington. You can reach out to his office (for appointments etc.) via phone at (253) 968-1390.

Dr Gregory Michael Johnston is licensed to practice in Virginia (license number 0101235436) 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 1043282023.

Contact Information

Dr Gregory Michael Johnston, MD
Madigan Army Medical Center, Department Of Emergency Medicine,
Tacoma, WA 98431-0001
(253) 968-1390
Not Available

Map and Direction




Physician's Profile

Full NameDr Gregory Michael Johnston
GenderMale
SpecialityGeneral Practice
LocationMadigan Army Medical Center, Tacoma, Washington
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1043282023
  • Provider Enumeration Date: 02/03/2006
  • Last Update Date: 07/28/2008
  Medicare PECOS Information:
  • PECOS PAC ID: 5092886887
  • Enrollment ID: I20151229000680

Medical Identifiers

Medical identifiers for Dr Gregory Michael Johnston such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1043282023NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208D00000XGeneral Practice 0101235436 (Virginia)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 Gregory Michael Johnston allows following entities to bill medicare on his behalf.
Entity NameWilliamsburg Emergency Physicians
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1225079650
PECOS PAC ID: 3274516703
Enrollment ID: O20040608000155

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 Gregory Michael Johnston 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 Gregory Michael Johnston, MD
1412 Kittson St,
Dupont, WA 98327-9719

Ph: (253) 964-2158
Dr Gregory Michael Johnston, MD
Madigan Army Medical Center, Department Of Emergency Medicine,
Tacoma, WA 98431-0001

Ph: (253) 968-1390

Reviews and Comments


General Practice Doctors in Tacoma, WA

Molly Cunard,
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Practice Location: 9040 Jackson Ave, Tacoma, WA 98431
Phone: 253-968-0117    
Courtney Lavin,
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Medicare: Medicare Enrolled
Practice Location: 9040 Jackson Ave, Tacoma, WA 98431
Phone: 253-968-1790    
Dr. Glenn J. Kietzer, MD
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Medicare: Medicare Enrolled
Practice Location: 15005 Pacific Ave, Spanaway General Medical, Tacoma, WA 98444
Phone: 253-537-3724    Fax: 253-537-6425
Desislava Zlatanova Hite, M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 315 Martin Luther King Jr Way, Tacoma, WA 98405
Phone: 253-403-8327    
Michael A. Bork, DO
General Practice
Medicare: Not Enrolled in Medicare
Practice Location: Madigan Army Medical Center 9040 Jackson Ave, Tacoma, WA 98431
Phone: 253-968-2462    Fax: 253-968-2972
Jessica Lynne Lewis-cruz, MD
General Practice
Medicare: Not Enrolled in Medicare
Practice Location: 9040 Jackson Ave, Tacoma, WA 98431
Phone: 253-968-0117    
Sean Egan,
General Practice
Medicare: Medicare Enrolled
Practice Location: 9040 Jackson Ave, Tacoma, WA 98431
Phone: 253-968-1250    

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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