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MARY A VADNAIS M.D.
NPI 1265605174
Obstetrics & Gynecology - Maternal & Fetal Medicine in Boston, MA

Active since April 11, 2008PECOS EnrolledAccepts Medicare Assignment
133 BROOKLINE AVE, HVMA DEPT OBGYN, BOSTON, MA 02215(617) 421-1191(617) 421-5828 Get Directions Write a Review

NPPES record last updated: January 7, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Mary A Vadnais M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARY A VADNAIS M.D. (NPI 1265605174) is an individual maternal & fetal medicine provider in Boston, Massachusetts, licensed in Massachusetts (234873) and active in the NPI registry since April 2008. She is enrolled in Medicare PECOS and is a graduate of University Of Vermont College Of Medicine (2004).

NPPES Registry Identity

NPI1265605174
Entity TypeIndividualFemale
Primary Taxonomy207VM0101X
Provider Legal NameMARY A VADNAISCredential: M.D.
Location Address133 BROOKLINE AVE, HVMA DEPT OBGYNBoston, MA 02215
Mailing Address133 Brookline Ave, Hvma Dept ObgynBoston, MA 02215 · (617) 421-1191 · Fax (617) 421-5828
Phone(617) 421-1191
Fax(617) 421-5828
Sole ProprietorNo
Medical School CMSUniversity Of Vermont College Of MedicineGraduated 2004
Enumeration DateApril 11, 2008
Last NPPES UpdateJanuary 7, 2021
NPPES CertifiedJanuary 7, 2021
✔ NPI 1265605174 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyObstetrics & Gynecology · Maternal & Fetal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207VM0101X
License✔ Licensed in MA · 234873
Definition
An obstetrician/gynecologist who cares for, or provides consultation on, patients with complications of pregnancy. This specialist has advanced knowledge of the obstetrical, medical and surgical complications of pregnancy and their effect on both the mother and the fetus. The specialist also possesses expertise in the most current diagnostic and treatment modalities used in the care of patients with complicated pregnancies.
Also ListedObstetrics & GynecologyTaxonomy 207V00000X · License 234873 (MA)
133 BROOKLINE AVE, Boston, MA 02215
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mary A Vadnais M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7719051416
PECOS Enrollment IDI20080729000562
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02215 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$144.11 typical visit price
range $63.72 – $189.86
Typical copayment $36.02 (range $15.93 – $47.46)
Most-billed visit code 99204
Established Patient
$78.84 typical visit price
range $21.07 – $155.29
Typical copayment $19.71 (range $5.26 – $38.82)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MRS. MELISSA ASHLEY ZIOGAS APRN-FNP
Nurse Practitioner (Family)
133 BROOKLINE AVE
BOSTON, MA 02215
Suffolk County (617) 421-1000
SHIVAUN ELAINE PIKE NP
Nurse Practitioner (Adult Health)
133 BROOKLINE AVE
BOSTON, MA 02215
Suffolk County (617) 421-1000
HARRIET SCHEFT M.D.
Psychiatry & Neurology (Psychiatry)
133 BROOKLINE AVE
BOSTON, MA 02215
Suffolk County (617) 421-2040
CAROL J ZUCKERMAN M.D.
Internal Medicine
133 BROOKLINE AVE, INTERNAL MEDICINE
BOSTON, MA 02215
Suffolk County (617) 421-5804
HARVARD VANGUARD MEDICAL ASSOCIATES
Social Worker
133 BROOKLINE AVE
BOSTON, MA 02215
Suffolk County (617) 421-1000
DIANE L. GILWORTH NP
Registered Nurse
133 BROOKLINE AVE
BOSTON, MA 02215
Suffolk County (617) 421-6050
MARGARET SIDOR PHD, CGC
Genetic Counselor, MS
133 BROOKLINE AVE
BOSTON, MA 02215
Suffolk County (617) 421-1035
NED WILSON MORSE
Technician/Technologist (Optician)
133 BROOKLINE AVE
BOSTON, MA 02215
Suffolk County (174) 211-1496

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mary Vadnais's NPI number?

The NPI number for Mary Vadnais is 1265605174. It was assigned to this individual provider in the NPPES registry on April 11, 2008.

Where is Mary Vadnais located?

Mary Vadnais practices at 133 Brookline Ave Hvma Dept Obgyn, Boston, MA 02215. The listed phone number is (617) 421-1191.

What is Mary Vadnais's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Maternal & Fetal Medicine, with taxonomy code 207VM0101X.

Is Mary Vadnais enrolled in Medicare?

Yes. Mary Vadnais is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Mary Vadnais accept?

Health plans from Anthem Blue Cross and Blue Shield list Mary Vadnais as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Mary Vadnais was last updated on January 7, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.