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BARBARA MARIE O'BRIEN MD
NPI 1609915081
Obstetrics & Gynecology - Maternal & Fetal Medicine in Weymouth, MA

Active since February 05, 2007PECOS EnrolledAccepts Medicare Assignment
55 FOGG RD, WEYMOUTH, MA 02190(781) 624-8000 Get Directions Write a Review

NPPES record last updated: January 4, 2024. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jan 4, 2024, Feb 9, 2021 (2 updates tracked since 2021).

About Barbara Marie O'brien Md NPPES

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

BARBARA MARIE O'BRIEN MD (NPI 1609915081) is an individual maternal & fetal medicine provider in Weymouth, Massachusetts, licensed in Massachusetts (221972) and active in the NPI registry since February 2007. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of New York Medical College (1998).

NPPES Registry Identity

NPI1609915081
Entity TypeIndividualFemale
Primary Taxonomy207VM0101X
Provider Legal NameBARBARA MARIE O'BRIENCredential: MD
Location Address55 FOGG RDWeymouth, MA 02190-2432
Mailing Address330 Brookline Ave, Gryzmish 7th FloorBoston, MA 02215-5400 · (617) 667-4836 · Fax (617) 667-2231
Phone(781) 624-8000
Sole ProprietorNo
Medical School CMSNew York Medical CollegeGraduated 1998
Enumeration DateFebruary 5, 2007
Last NPPES UpdateJanuary 4, 20242 updates tracked since enumeration
NPPES CertifiedJanuary 4, 2024
✔ NPI 1609915081 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 · 221972
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 ListedMedical Genetics · Clinical Genetics (M.D.)Taxonomy 207SG0201X · License 221972 (MA)
55 FOGG RD, Weymouth, MA 02190
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Secondary Practice Locations 2

Location 1330 Brookline Ave, GRYZMISH 7TH FLOORBoston, MA 02215-5400 · Phone (617) 667-4836 · Fax (617) 667-2231
Location 2300 Longwood AveBoston, MA 02115-5724 · Phone (617) 355-6000

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

Barbara Marie O'brien Md 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 ID6901821263
PECOS Enrollment IDI20051006000332
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 02190 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.

LINDA CASHMAN-BELTON R.D.
Dietitian, Registered
55 FOGG RD
WEYMOUTH, MA 02190
Norfolk County (781) 340-4293
DR. ARI CHARLES SACKS M.D.
Radiology (Diagnostic Radiology)
55 FOGG RD
WEYMOUTH, MA 02190
Norfolk County (781) 624-8000
OLIVIA SERPA
Dietitian, Registered
55 FOGG RD
WEYMOUTH, MA 02190
Norfolk County (781) 624-8935
MRS. PAULA L KENNEDY RDN
Dietitian, Registered
55 FOGG RD
SOUTH WEYMOUTH, MA 02190
Norfolk County (781) 624-7267
DONNA J HUDSON-BRYANT FNP-BC, PMHNP-BC
Nurse Practitioner (Psychiatric/Mental Health)
55 FOGG RD
WEYMOUTH, MA 02190
Norfolk County (781) 624-8000
DR. GABRIEL PARIS DO
Pediatrics
55 FOGG RD
S WEYMOUTH, MA 02190
Norfolk County (781) 624-8000
MELISSA MCPHERSON
Social Worker (Clinical)
55 FOGG RD
WEYMOUTH, MA 02190
Norfolk County (781) 624-3021
NKIRU SOFIA OGBUEFI
Student in an Organized Health Care Education/Training Program
55 FOGG RD
SOUTH WEYMOUTH, MA 02190
Norfolk County (781) 624-8000

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 Barbara O'brien's NPI number?

The NPI number for Barbara O'brien is 1609915081. It was assigned to this individual provider in the NPPES registry on February 5, 2007.

Where is Barbara O'brien located?

Barbara O'brien practices at 55 Fogg Rd, Weymouth, MA 02190. The listed phone number is (781) 624-8000.

What is Barbara O'brien's specialty?

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

Is Barbara O'brien enrolled in Medicare?

Yes. Barbara O'brien 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 Barbara O'brien accept?

Health plans from Anthem Blue Cross and Blue Shield list Barbara O'brien 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 Barbara O'brien was last updated on January 4, 2024. NPI Profile syncs with the weekly NPPES data releases published by CMS.