Joseph Alexander Mack, MD - Medicare Internal Medicine in Marietta, OH

Joseph Alexander Mack, MD is a medicare enrolled "Internal Medicine" physician in Marietta, Ohio. His current practice location is 401 Matthew St, Marietta, Ohio. You can reach out to his office (for appointments etc.) via phone at (740) 376-1994.

Joseph Alexander Mack is licensed to practice in Ohio (license number 35.075546) 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 1669581880.

Contact Information

Joseph Alexander Mack, MD
401 Matthew St,
Marietta, OH 45750-1635
(740) 376-1994
(740) 374-7701

Map and Direction




Physician's Profile

Full NameJoseph Alexander Mack
GenderMale
SpecialityInternal Medicine
Location401 Matthew St, Marietta, Ohio
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1669581880
  • Provider Enumeration Date: 08/30/2006
  • Last Update Date: 07/22/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 0143218826
  • Enrollment ID: I20040713001663

Medical Identifiers

Medical identifiers for Joseph Alexander Mack such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1669581880NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208M00000XHospitalist 35075546 (Ohio)Secondary
207R00000XInternal Medicine 35.075546 (Ohio)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. Joseph Alexander Mack allows following entities to bill medicare on his behalf.
Entity NameMarietta Memorial Hospital
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1215936927
PECOS PAC ID: 8224928965
Enrollment ID: O20040317000973

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. Joseph Alexander Mack 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
Joseph Alexander Mack, MD
Po Box 449,
Marietta, OH 45750-0449

Ph: (740) 374-4500
Joseph Alexander Mack, MD
401 Matthew St,
Marietta, OH 45750-1635

Ph: (740) 376-1994

Reviews and Comments


Internal Medicine Doctors in Marietta, OH

Robert A Mckinley, M.D., F.C.C.P.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 400 Matthew St, Suite 305, Marietta, OH 45750
Phone: 740-568-5662    Fax: 740-568-5672
Jonathan Robert Roylance, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 400 Matthew St, Marietta, OH 45750
Phone: 740-376-1994    Fax: 740-374-4961
Ben A Scheinfeld, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 400 Matthew St Ste 201, Marietta, OH 45750
Phone: 740-568-4590    Fax: 740-568-4592
Vivek V Abhyankar, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 400 Matthew St, Marietta, OH 45750
Phone: 740-376-5000    Fax: 740-376-5002
Eva Giro, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 320 E 8th St Ste 141, Marietta, OH 45750
Phone: 740-374-5580    Fax: 740-374-6266
Solomon Daffo Bagae, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 400 Matthew St Ste 302, Marietta, OH 45750
Phone: 740-568-5207    Fax: 740-568-5297
Siva R Murthy, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1106 Colegate Dr, Emergency Dept, Marietta, OH 45750
Phone: 740-568-2000    

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.