Dr Jeffrey Aaron Horenstein, MD, PHD - Medicare Emergency Medicine in Oak Bluffs, MA

Dr Jeffrey Aaron Horenstein, MD, PHD is a medicare enrolled "Emergency Medicine" physician in Oak Bluffs, Massachusetts. His current practice location is 1 Hospital Road, Oak Bluffs, Massachusetts. You can reach out to his office (for appointments etc.) via phone at (508) 693-0410.

Dr Jeffrey Aaron Horenstein is licensed to practice in Massachusetts (license number 255204) 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 1073834081.

Contact Information

Dr Jeffrey Aaron Horenstein, MD, PHD
1 Hospital Road,
Oak Bluffs, MA 02557-1477
(508) 693-0410
Not Available

Map and Direction




Physician's Profile

Full NameDr Jeffrey Aaron Horenstein
GenderMale
SpecialityEmergency Medicine
Location1 Hospital Road, Oak Bluffs, Massachusetts
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1073834081
  • Provider Enumeration Date: 06/14/2010
  • Last Update Date: 04/25/2016
  Medicare PECOS Information:
  • PECOS PAC ID: 0941442073
  • Enrollment ID: I20130820000242

Medical Identifiers

Medical identifiers for Dr Jeffrey Aaron Horenstein such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1073834081NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine 255204 (Massachusetts)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 Jeffrey Aaron Horenstein allows following entities to bill medicare on his behalf.
Entity NameHarvard Medical Faculty Phys At Beth Israel Deaconess Med Ctr Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1316987993
PECOS PAC ID: 4486567104
Enrollment ID: O20040105000227
Entity NameMartha's Vineyard Hospital Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1194866210
PECOS PAC ID: 9931166113
Enrollment ID: O20041220000589
Entity NameAssociated Physicians Of Harvard Medical Faculty Physicians At Beth Is
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1952358533
PECOS PAC ID: 6305749987
Enrollment ID: O20130606000720

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 Jeffrey Aaron Horenstein 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 Jeffrey Aaron Horenstein, MD, PHD
1 Deaconess Rd # Wcc2, Department Of Emergency Medicine - Bidmc,
Boston, MA 02215-5321

Ph: () -
Dr Jeffrey Aaron Horenstein, MD, PHD
1 Hospital Road,
Oak Bluffs, MA 02557-1477

Ph: (508) 693-0410

Reviews and Comments


Emergency Medicine Doctors in Oak Bluffs, MA

Dr. Katherine Gale Stedman, M.D.
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 1 Hospital Road, Oak Bluffs, MA 02557
Phone: 508-957-0111    
Lisa Marie Vieira-salvatore, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1 Hospital Road, Oak Bluffs, MA 02557
Phone: 508-957-0111    
Jeffrey R Zack, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1 Hospital Rd., Martha'a Vineyard Hospital, Oak Bluffs, MA 02557
Phone: 508-693-0410    
Alamjit Virk, MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 1 Hospital Road, Martha's Vineyard Hospital, Oak Bluffs, MA 02557
Phone: 508-957-0111    
Peter J Laursen, MD
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: One Hospital Road, Oak Bluffs, MA 02557
Phone: 508-693-0410    Fax: 508-693-5971
Karen A Casper, M.D.
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 1 Hospital Rd, Oak Bluffs, MA 02557
Phone: 508-957-0111    

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.