Garbis D Keusseyan, - Medicare Physician Assistant in Millinocket, ME

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Garbis D Keusseyan, is a medicare enrolled "Physician Assistant - Medical" in Millinocket, Maine. He graduated from nursing school in 2022 and has 4 years of diverse experience with area of expertise as Physician Assistant. He is a member of the group practice Katahdin Valley Health Center and his current practice location is 50 Summer St, Millinocket, Maine. You can reach out to his office (for appointments etc.) via phone at (207) 538-3700.

Garbis D Keusseyan is licensed to practice in Maine (license number PA2434) 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 1285389973.

Contact Information

Garbis D Keusseyan,
50 Summer St,
Millinocket, ME 04462-1400
(207) 538-3700
(207) 528-2880

Map and Direction




Provider's Profile

Full NameGarbis D Keusseyan
GenderMale
SpecialityPhysician Assistant
Experience4 Years
Location50 Summer St, Millinocket, Maine
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:
  • Garbis D Keusseyan graduated from nursing school in 2022
  NPI Data:
  • NPI Number: 1285389973
  • Provider Enumeration Date: 02/21/2022
  • Last Update Date: 05/12/2026
  Medicare PECOS Information:
  • PECOS PAC ID: 9830565803
  • Enrollment ID: I20221017000127

Medical Identifiers

Medical identifiers for Garbis D Keusseyan such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1285389973NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363AM0700XPhysician Assistant - Medical PA2434 (Maine)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Community Health & Counseling ServicesBangor, MEHome health agency
Millinocket Regional HospitalMillinocket, MEHospital
Northern Light Eastern Maine Medical CenterBangor, MEHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Katahdin Valley Health Center488065990366

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. Garbis D Keusseyan allows following entities to bill medicare on his behalf.
Entity NameThe Aroostook Medical Center
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1396858999
PECOS PAC ID: 1153233663
Enrollment ID: O20031104000020
Entity NameKatahdin Valley Health Center
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1376618546
PECOS PAC ID: 4880659903
Enrollment ID: O20041130000688

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. Garbis D Keusseyan 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
Garbis D Keusseyan,
529 S Patten Rd,
Patten, ME 04765-3007

Ph: (207) 538-3700		Garbis D Keusseyan,
50 Summer St,
Millinocket, ME 04462-1400

Ph: (207) 538-3700

Reviews and Comments


Physician Assistant Nurses in Millinocket, ME

Mr. David P Johnson, PA
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Medicare: Not Enrolled in Medicare
Practice Location: 165 Poplar Street, Suite #1, Millinocket, ME 04462
Phone: 207-723-2034    Fax: 207-723-3006
Mr. Andre Parent, PAC
Physician Assistant
Medicare: Not Enrolled in Medicare
Practice Location: 200 Somerset St, Millinocket, ME 04462
Phone: 207-723-5161    Fax: 207-723-3028
Randy D Jackson, PA-C
Physician Assistant
Medicare: Not Enrolled in Medicare
Practice Location: 200 Somerset St, Suite 2, Millinocket, ME 04462
Phone: 207-723-5173    Fax: 207-723-3040
Robert Cleaveland, PHYSICIAN ASSISTANT
Physician Assistant
Medicare: Not Enrolled in Medicare
Practice Location: 50 Summer St, Millinocket, ME 04462
Phone: 207-723-6551    Fax: 207-528-2595
Mr. Douglas Rhoda, PAC
Physician Assistant
Medicare: Accepting Medicare Assignments
Practice Location: 200 Somerset St, Millinocket, ME 04462
Phone: 207-723-5161    Fax: 207-723-3028

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.