Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. William Henry Barth, MD

Individual provider Obstetrics & Gynecology Physician · NPI 1144211715

Dr. William Henry Barth, MD is an Obstetrics/Gynecology in Boston, Massachusetts. Graduated from Baylor College of Medicine in 1985, 41 years ago. Practices with Massachusetts General Physicians Organization Inc, a 3,484-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
41
Trained at
Baylor College of Medicine
Licensed in
MA
In the registry since
2005
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

55 Fruit St Yaw 4F
Boston, MA 02114-2621
Phone: (617) 724-2229
Fax: (617) 724-3498
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Maternal & Fetal Medicine Physician (primary) Taxonomy 207VM0101X · Licence 70976 (MA)
Obstetrics & Gynecology Physician Taxonomy 207V00000X · Licence 70976 (MA)

Record details

NPI number1144211715
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 2, 2005
Last updated in NPPESNovember 21, 2012
Mailing addressPo Box 9142, Charlestown, MA 02129-9142

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolBAYLOR COLLEGE OF MEDICINE
Graduated 1985 (41 years in practice)
Group practice Massachusetts General Physicians Organization Inc — 3484 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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