Mary Helen Hanessian, MD - Medicare Psychiatry in Athens, OH

Mary Helen Hanessian, MD is a medicare enrolled "Psychiatry & Neurology - Psychiatry" physician in Athens, Ohio. She went to Georgetown University School Of Medicine and graduated in 2003 and has 21 years of diverse experience with area of expertise as Psychiatry. She is a member of the group practice Hopewell Health Centers Inc and her current practice location is 90 Hospital Dr, Athens, Ohio. You can reach out to her office (for appointments etc.) via phone at (740) 593-3682.

Mary Helen Hanessian is licensed to practice in Ohio (license number 35-127047) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1508003294.

Contact Information

Mary Helen Hanessian, MD
90 Hospital Dr,
Athens, OH 45701-2301
(740) 593-3682
(740) 593-8659

Map and Direction




Physician's Profile

Full NameMary Helen Hanessian
GenderFemale
SpecialityPsychiatry
Experience21 Years
Location90 Hospital Dr, Athens, Ohio
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Mary Helen Hanessian attended and graduated from Georgetown University School Of Medicine in 2003
  NPI Data:
  • NPI Number: 1508003294
  • Provider Enumeration Date: 01/16/2009
  • Last Update Date: 11/30/2015
  Medicare PECOS Information:
  • PECOS PAC ID: 4789736372
  • Enrollment ID: I20150908002449

Medical Identifiers

Medical identifiers for Mary Helen Hanessian such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1508003294NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2084P0800XPsychiatry & Neurology - Psychiatry 35-127047 (Ohio)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Ohiohealth O'bleness HospitalAthens, OHHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Hopewell Health Centers Inc923404999048

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. Mary Helen Hanessian allows following entities to bill medicare on her behalf.
Entity NameHopewell Health Centers Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1699010348
PECOS PAC ID: 9234049990
Enrollment ID: O20110209000712

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. Mary Helen Hanessian 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
Mary Helen Hanessian, MD
90 Hospital Dr,
Athens, OH 45701-2301

Ph: (740) 593-3682
Mary Helen Hanessian, MD
90 Hospital Dr,
Athens, OH 45701-2301

Ph: (740) 593-3682

Reviews and Comments


Psychiatry & Neurology Doctors in Athens, OH

Mark F Mcgee, M. D.
Psychiatry & Neurology
Medicare: Medicare Enrolled
Practice Location: 90 Hospital Dr, Athens, OH 45701
Phone: 740-592-3091    Fax: 740-773-3985
Sathya P Rajan, MD
Psychiatry & Neurology
Medicare: Not Enrolled in Medicare
Practice Location: 510 W Union St, Athens Va Out Patient Clinic, Athens, OH 45701
Phone: 740-593-7314    Fax: 740-594-2804
Dr. James Diskin, DO
Psychiatry & Neurology
Medicare: May Accept Medicare Assignments
Practice Location: 100 Hospital Dr, Athens, OH 45701
Phone: 740-274-4840    
Dr. William J Resch, DO
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 90 Hospital Dr, Athens, OH 45701
Phone: 740-593-3682    Fax: 740-594-5642
Gary Edward Cordingley, MD
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 75 Hospital Drive, Suite 360, Athens, OH 45701
Phone: 740-594-8147    Fax: 740-594-8148
Leslie Mira Abromowitz, M.D.
Psychiatry & Neurology
Medicare: Medicare Enrolled
Practice Location: 90 Hospital Dr, Athens, OH 45701
Phone: 740-592-3091    Fax: 740-773-3985
Nathanael Oetoyo Sidharta, M. D.
Psychiatry & Neurology
Medicare: Not Enrolled in Medicare
Practice Location: 100 Hospital Dr, Athens, OH 45701
Phone: 740-589-4136    Fax: 740-594-7604

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.