Mehmet Esat Demirhan, MD - Medicare Hospitalist in Boston, MA

Mehmet Esat Demirhan, MD is a medicare enrolled "Hospitalist" physician in Boston, Massachusetts. His current practice location is 375 Longwood Ave, Boston, Massachusetts. You can reach out to his office (for appointments etc.) via phone at (617) 632-9755.

Mehmet Esat Demirhan is licensed to practice in Massachusetts (license number 1016140) 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 1619504719.

Contact Information

Mehmet Esat Demirhan, MD
375 Longwood Ave,
Boston, MA 02215-5395
(617) 632-9755
Not Available

Map and Direction




Physician's Profile

Full NameMehmet Esat Demirhan
GenderMale
SpecialityHospitalist
Location375 Longwood Ave, Boston, Massachusetts
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1619504719
  • Provider Enumeration Date: 03/26/2020
  • Last Update Date: 06/29/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 0941661862
  • Enrollment ID: I20230725002456

Medical Identifiers

Medical identifiers for Mehmet Esat Demirhan such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1619504719NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208M00000XHospitalist 1016140 (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. Mehmet Esat Demirhan 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: 1194765438
PECOS PAC ID: 4486567104
Enrollment ID: O20031204000918
Entity NameAssociated Physicians Of Harvard Medical Faculty Physicians At Beth Is
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1497151773
PECOS PAC ID: 6305749987
Enrollment ID: O20150211001099

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. Mehmet Esat Demirhan 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
Mehmet Esat Demirhan, MD
375 Longwood Ave,
Boston, MA 02215-5395

Ph: (617) 632-9755
Mehmet Esat Demirhan, MD
375 Longwood Ave,
Boston, MA 02215-5395

Ph: (617) 632-9755

Reviews and Comments


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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.