Zachary Philip Johannesson, MD - Medicare Emergency Medicine in Potsdam, NY

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Zachary Philip Johannesson, MD is a medicare enrolled "Emergency Medicine" physician in Potsdam, New York. He went to Ohio State University College Of Medicine and graduated in 2024 and has 1 years of diverse experience with area of expertise as Emergency Medicine. He is a member of the group practice Canton-potsdam Hospital and his current practice location is 50 Leroy St, Potsdam, New York. You can reach out to his office (for appointments etc.) via phone at (315) 265-3300.

Zachary Philip Johannesson is licensed to practice in New York (license number 328336) 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 1184203663.

Contact Information

Zachary Philip Johannesson, MD
50 Leroy St,
Potsdam, NY 13676-1786
(315) 265-3300
Not Available

Map and Direction




Physician's Profile

Full NameZachary Philip Johannesson
GenderMale
SpecialityEmergency Medicine
Experience1 Years
Location50 Leroy St, Potsdam, New York
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:
  • Zachary Philip Johannesson attended and graduated from Ohio State University College Of Medicine in 2024
  NPI Data:
  • NPI Number: 1184203663
  • Provider Enumeration Date: 04/03/2021
  • Last Update Date: 08/28/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 2163831082
  • Enrollment ID: I20240819003456

Medical Identifiers

Medical identifiers for Zachary Philip Johannesson such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1184203663NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine 328336 (New York)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Canton-potsdam HospitalPotsdam, NYHospital
Gouverneur HospitalGouverneur, NYHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Canton-potsdam Hospital6204827280199

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. Zachary Philip Johannesson allows following entities to bill medicare on his behalf.
Entity NameCanton-potsdam Hospital
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1568548782
PECOS PAC ID: 6204827280
Enrollment ID: O20040519000761
Entity NameGouverneur Hospital
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1295156412
PECOS PAC ID: 9931336724
Enrollment ID: O20140911000087
Entity NameMassena Hospital Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1972604460
PECOS PAC ID: 1456781491
Enrollment ID: O20200515000493

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. Zachary Philip Johannesson 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
Zachary Philip Johannesson, MD
50 Leroy St,
Potsdam, NY 13676-1786

Ph: () -		Zachary Philip Johannesson, MD
50 Leroy St,
Potsdam, NY 13676-1786

Ph: (315) 265-3300

Reviews and Comments


Emergency Medicine Doctors in Potsdam, NY

Karyn Sullivan, PA
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 50 Leroy St, Potsdam, NY 13676
Phone: 315-782-2620    Fax: 315-788-4980
Adam A Quinn, MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 50 Leroy St, Potsdam, NY 13676
Phone: 315-265-3300    
Rosemarie Heisse, D.O.
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 50 Leroy St, Potsdam, NY 13676
Phone: 315-265-3300    Fax: 315-261-6025
Dr. Karl M. Unkenholz, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 50 Leroy St, Potsdam, NY 13676
Phone: 315-265-3300    Fax: 315-261-6025
Ryan Coates, DO
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 50 Leroy St, Potsdam, NY 13676
Phone: 315-265-3300    
Matthew L. Morgan, D.O.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 50 Leroy St, Potsdam, NY 13676
Phone: 315-265-3300    

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.