Mrs Margaret Ann Vallen Mashikian, MD - Medicare Allergy/immunology in South Weymouth, MA

Mrs Margaret Ann Vallen Mashikian, MD is a medicare enrolled "Allergy & Immunology - Allergy" physician in South Weymouth, Massachusetts. She went to Drexel University College Of Medicine and graduated in 1986 and has 38 years of diverse experience with area of expertise as Allergy/immunology. Her current practice location is 851 Main St, Suite 21, South Weymouth, Massachusetts. You can reach out to her office (for appointments etc.) via phone at (781) 331-1060.

Mrs Margaret Ann Vallen Mashikian is licensed to practice in Massachusetts (license number 075928) and she also participates in the medicare program. She may accept medicare assignments (which means she may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance) and her NPI Number is 1881751394.

Contact Information

Mrs Margaret Ann Vallen Mashikian, MD
851 Main St, Suite 21,
South Weymouth, MA 02190-1612
(781) 331-1060
Not Available

Map and Direction




Physician's Profile

Full NameMrs Margaret Ann Vallen Mashikian
GenderFemale
SpecialityAllergy/immunology
Experience38 Years
Location851 Main St, South Weymouth, Massachusetts
Accepts Medicare AssignmentsMay be. She may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Mrs Margaret Ann Vallen Mashikian attended and graduated from Drexel University College Of Medicine in 1986
  NPI Data:
  • NPI Number: 1881751394
  • Provider Enumeration Date: 01/03/2007
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 7517996697
  • Enrollment ID: I20050809000631

Medical Identifiers

Medical identifiers for Mrs Margaret Ann Vallen Mashikian such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1881751394NPI-NPPES
075928OtherMATUFTS
AA31530OtherMAHARVARD PILGRIM
VAJ17568OtherMABLUE CROSS BLUE SHIELD
3160432MedicaidMA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207KA0200XAllergy & Immunology - Allergy 075928 (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. Mrs Margaret Ann Vallen Mashikian allows following entities to bill medicare on her behalf.
Entity NameVallen Allergy And Asthma Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1992300255
PECOS PAC ID: 6800202300
Enrollment ID: O20210308002817

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. Mrs Margaret Ann Vallen Mashikian 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
Mrs Margaret Ann Vallen Mashikian, MD
20 Minuteman Rd,
Hingham, MA 02043-3613

Ph: (781) 749-1294
Mrs Margaret Ann Vallen Mashikian, MD
851 Main St, Suite 21,
South Weymouth, MA 02190-1612

Ph: (781) 331-1060

Reviews and Comments


Allergy & Immunology Doctors in South Weymouth, MA

Dr. Martin David Broff, M.D.
Allergy & Immunology
Medicare: Accepting Medicare Assignments
Practice Location: 851 Main St, South Weymouth, MA 02190
Phone: 781-331-1060    Fax: 781-335-9852
Dr. Michael C. Young, M.D.
Allergy & Immunology
Medicare: Accepting Medicare Assignments
Practice Location: 851 Main St, South Weymouth, MA 02190
Phone: 781-331-1060    Fax: 781-335-9852

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.