Mary Hahn, MD - Medicare Psychiatry & Neurology in Stony Brook, NY

Mary Hahn, MD is a medicare enrolled "Psychiatry & Neurology - Vascular Neurology" physician in Stony Brook, New York. Her current practice location is Health Sciences Center T12-020, Stony Brook, New York. You can reach out to her office (for appointments etc.) via phone at (631) 444-8118.

Mary Hahn is licensed to practice in New York (license number 322453) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1275021081.

Contact Information

Mary Hahn, MD
Health Sciences Center T12-020,
Stony Brook, NY 11794-0001
(631) 444-8118
Not Available



Physician's Profile

Full NameMary Hahn
GenderFemale
SpecialityPsychiatry & Neurology - Vascular Neurology
LocationHealth Sciences Center T12-020, Stony Brook, New York
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1275021081
  • Provider Enumeration Date: 04/26/2018
  • Last Update Date: 07/11/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 8426394685
  • Enrollment ID: I20230706002628

Medical Identifiers

Medical identifiers for Mary Hahn such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1275021081NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2084N0400XPsychiatry & Neurology - Neurology 036.160135 (Illinois)Secondary
390200000XStudent In An Organized Health Care Education/training Program (* (Not Available))Secondary
2084V0102XPsychiatry & Neurology - Vascular Neurology 322453 (New York)Primary
2084N0400XPsychiatry & Neurology - Neurology 322453 (New York)Secondary

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 Hahn allows following entities to bill medicare on her behalf.
Entity NameNeurology Associates Of Stony Brook, University Faculty Practice Corpo
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1699720888
PECOS PAC ID: 5193617116
Enrollment ID: O20040325001262

News Archive

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EPA to clean up vector-breeding site to eliminate dengue epidemic

To control the severe dengue epidemic, the Environmental Protection Administration (EPA) said the first priority is to locate diagnosed patients and eliminate virus-carrying mosquitoes, the vectors of Dengue fever, and called on all people to clean up mosquito breeding sites.

Free access for children to GP services increases utilization of care

In July 2015, all children under six years of age gained free access to daytime and out-of-hours general practice services in the Republic of Ireland, resulting in a 25 percent increase in utilization.

Community-level ART coverage, male circumcision linked to decline in new male HIV infections in Uganda

Increasing the number of men who undergo circumcision and increasing the rates at which women with HIV are given antiretroviral therapy (ART) were associated with significant declines in the number of new male HIV infections in rural Ugandan communities, new Johns Hopkins Bloomberg School of Health research suggests.

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› Verified 1 days ago

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 Hahn 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 Hahn, MD
Health Sciences Center T12-020,
Stony Brook, NY 11794-0001

Ph: (631) 444-8118
Mary Hahn, MD
Health Sciences Center T12-020,
Stony Brook, NY 11794-0001

Ph: (631) 444-8118

News Archive

T cell imbalance may put certain people at increased risk of C. difficile infection

University of Cincinnati (UC) researchers have found that an imbalance in the regulation of certain T cells-the cells in the body that fight off infection or attack the system in certain autoimmune diseases-may put certain people at a higher risk of having recurrent cases of Clostridium difficile, or C. Diff, infection.

EPA to clean up vector-breeding site to eliminate dengue epidemic

To control the severe dengue epidemic, the Environmental Protection Administration (EPA) said the first priority is to locate diagnosed patients and eliminate virus-carrying mosquitoes, the vectors of Dengue fever, and called on all people to clean up mosquito breeding sites.

Free access for children to GP services increases utilization of care

In July 2015, all children under six years of age gained free access to daytime and out-of-hours general practice services in the Republic of Ireland, resulting in a 25 percent increase in utilization.

Community-level ART coverage, male circumcision linked to decline in new male HIV infections in Uganda

Increasing the number of men who undergo circumcision and increasing the rates at which women with HIV are given antiretroviral therapy (ART) were associated with significant declines in the number of new male HIV infections in rural Ugandan communities, new Johns Hopkins Bloomberg School of Health research suggests.

Read more News

› Verified 1 days ago


Psychiatry & Neurology Doctors in Stony Brook, NY

Dr. Maged Sobhy Soliman, M.D.
Psychiatry & Neurology
Medicare: Medicare Enrolled
Practice Location: Child And Adolescent Psychiatry Outpatient Department, 169 Putnam Hall, Stony Brook, NY 11794
Phone: 631-632-8850    
Dr. Adeeb Yacoub, M.D.
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: Health Sciences Center -, T10, Stony Brook, NY 11794
Phone: 631-444-6050    
Kamil Stefanowski, M.D.
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 101 Nicolls Rd, Stony Brook, NY 11794
Phone: 631-444-2599    
Dr. Brian Ghezelaiagh, MD
Psychiatry & Neurology
Medicare: Not Enrolled in Medicare
Practice Location: 2500 Nesconset Hwy Bldg 17c, Stony Brook, NY 11790
Phone: 631-210-6305    Fax: 631-292-7376
Dr. Mark Sedler, M.D.
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: Health Sciences Center - T10, Stony Brook, NY 11790
Phone: 631-444-2571    
Dr. Zoya Popivker,
Psychiatry & Neurology
Medicare: Medicare Enrolled
Practice Location: Department Of Psychiatry, Putnam Hall, Suny At Stony Brook, Stony Brook, NY 11794
Phone: 631-632-8850    Fax: 631-632-4448
Lourdes Alicia Bello Espinosa, M.D
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: Stony Brook University Hsc T12 020, Stony Brook, NY 11794
Phone: 631-444-2599    

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