Mary A Vadnais, MD - Medicare Obstetrics/gynecology in Boston, MA

Mary A Vadnais, MD is a medicare enrolled "Obstetrics & Gynecology - Maternal & Fetal Medicine" physician in Boston, Massachusetts. She went to University Of Vermont College Of Medicine and graduated in 2004 and has 20 years of diverse experience with area of expertise as Obstetrics/gynecology. She is a member of the group practice Atrius Health Inc and her current practice location is 133 Brookline Ave, Hvma Dept Obgyn, Boston, Massachusetts. You can reach out to her office (for appointments etc.) via phone at (617) 421-1191.

Mary A Vadnais is licensed to practice in Massachusetts (license number 234873) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1265605174.

Contact Information

Mary A Vadnais, MD
133 Brookline Ave, Hvma Dept Obgyn,
Boston, MA 02215
(617) 421-1191
(617) 421-5828

Map and Direction




Physician's Profile

Full NameMary A Vadnais
GenderFemale
SpecialityObstetrics/gynecology
Experience20 Years
Location133 Brookline Ave, Boston, Massachusetts
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Mary A Vadnais attended and graduated from University Of Vermont College Of Medicine in 2004
  NPI Data:
  • NPI Number: 1265605174
  • Provider Enumeration Date: 04/11/2008
  • Last Update Date: 01/07/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 7719051416
  • Enrollment ID: I20080729000562

Medical Identifiers

Medical identifiers for Mary A Vadnais such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1265605174NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207V00000XObstetrics & Gynecology 234873 (Massachusetts)Secondary
207VM0101XObstetrics & Gynecology - Maternal & Fetal Medicine 234873 (Massachusetts)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Atrius Health Inc47895886411130

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. Mary A Vadnais allows following entities to bill medicare on her behalf.
Entity NameAtrius Health Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1871639914
PECOS PAC ID: 4789588641
Enrollment ID: O20031121000582
Entity NameBeth Israel Deaconess Medical Center Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1548202641
PECOS PAC ID: 8123936119
Enrollment ID: O20041001000827

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. Mary A Vadnais 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
Mary A Vadnais, MD
133 Brookline Ave, Hvma Dept Obgyn,
Boston, MA 02215

Ph: (617) 421-1191
Mary A Vadnais, MD
133 Brookline Ave, Hvma Dept Obgyn,
Boston, MA 02215

Ph: (617) 421-1191

Reviews and Comments


Obstetrics & Gynecology Doctors in Boston, MA

Sheela S Maru, MD
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Medicare: Medicare Enrolled
Practice Location: 850 Harrison Ave, Yacc 4, Boston, MA 02118
Phone: 617-414-2000    Fax: 617-414-5798
Dr. Devon Abt Harris, MD
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Medicare: Not Enrolled in Medicare
Practice Location: 330 Brookline Ave # Shapiro8, Boston, MA 02215
Phone: 617-667-3736    Fax: 617-667-7493
Maureen E Paul, M.D.
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Medicare: Not Enrolled in Medicare
Practice Location: 1055 Commonwealth Ave, Boston, MA 02215
Phone: 917-208-9521    
Charles-chidi W Obasiolu, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: Ctr For Fertility & Repro Hlth, 133 Brookline Ave, Boston, MA 02215
Phone: 617-421-2987    Fax: 617-421-2989
Dr. Erik M Clinton, M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 750 Washington St, Boston, MA 02111
Phone: 617-636-5000    
Evelyn Hall, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 800 Washington St, Boston, MA 02111
Phone: 269-552-8685    
Toni Beth Walzer, MD
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Medicare: Not Enrolled in Medicare
Practice Location: 333 Longwood Avenue, Adolescent Gynecology, Boston, MA 02115
Phone: 617-355-5785    

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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.

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