Dr Mariegrace Witham, DO - Medicare Family Medicine in East Orange, NJ

Dr Mariegrace Witham, DO is a medicare enrolled "Family Medicine" physician in East Orange, New Jersey. Her current practice location is 385 Tremont Ave, East Orange, New Jersey. You can reach out to her office (for appointments etc.) via phone at (973) 676-1000.

Dr Mariegrace Witham is licensed to practice in New Jersey (license number 25MB06436600) 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 1164496519.

Contact Information

Dr Mariegrace Witham, DO
385 Tremont Ave,
East Orange, NJ 07018-1023
(973) 676-1000
Not Available

Map and Direction




Physician's Profile

Full NameDr Mariegrace Witham
GenderFemale
SpecialityFamily Medicine
Location385 Tremont Ave, East Orange, New Jersey
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1164496519
  • Provider Enumeration Date: 02/14/2006
  • Last Update Date: 02/01/2019
  Medicare PECOS Information:
  • PECOS PAC ID: 6002802667
  • Enrollment ID: I20040421000582

Medical Identifiers

Medical identifiers for Dr Mariegrace Witham such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1164496519NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine 25MB06436600 (New Jersey)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 Mariegrace Witham allows following entities to bill medicare on her behalf.
Entity NameDrx Paramus, Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1316272685
PECOS PAC ID: 2466589585
Enrollment ID: O20100422000051

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 Mariegrace Witham 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 Mariegrace Witham, DO
5 Mcdonough St,
Montclair, NJ 07042-4210

Ph: (973) 509-8256
Dr Mariegrace Witham, DO
385 Tremont Ave,
East Orange, NJ 07018-1023

Ph: (973) 676-1000

Reviews and Comments


Family Medicine Doctors in East Orange, NJ

Dr. Jennifer Frances Trela, MD
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 613 Park Ave, East Orange, NJ 07017
Phone: 973-672-8573    
Mr. Yash K Khanna, MD
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 310 Central Avenue, Suite 305, East Orange, NJ 07018
Phone: 973-678-2900    Fax: 973-678-8183
Dr. Christopher Morrell, M.D.
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 310 Central Avenue, East Orange, NJ 07018
Phone: 973-515-8170    Fax: 973-242-5234
Sarwan Kumar Seth, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 310 Central Ave, 100, East Orange, NJ 07018
Phone: 973-674-2242    Fax: 973-674-8033
Dr. Madhavi R. Katta, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 444 William St, East Orange, NJ 07017
Phone: 973-675-1900    Fax: 973-675-5418
Alina Tyndall, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 240 Central Ave, East Orange, NJ 07018
Phone: 973-674-3500    Fax: 732-906-4927

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.