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

William E Macmillan, MD

Individual provider Maternal & Fetal Medicine Physician · NPI 1326015025

William E Macmillan, MD is an Obstetrics/Gynecology in New Brunswick, New Jersey. Graduated from University of Wisconsin School of Medicine in 1985, 41 years ago. Practices with Rutgers Health-Rwj Scleroderma Program, a 387-clinician group and accepts Medicare assignment. Licensed in New Jersey.

Years since qualifying
41
Trained at
University of Wisconsin School of Medicine
Licensed in
NJ
In the registry since
2006
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

125 Paterson St Dept OF Ob/gyn Cab 4200
New Brunswick, NJ 08901-1962
Phone: (732) 235-6633
Fax: (732) 235-6627
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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 25MA07852600 (NJ)

Record details

NPI number1326015025
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMarch 2, 2006
Last updated in NPPESSeptember 23, 2008

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Also practisesPEDIATRIC MEDICINE
Medical schoolUNIVERSITY OF WISCONSIN SCHOOL OF MEDICINE
Graduated 1985 (41 years in practice)
Group practice Rutgers Health-Rwj Scleroderma Program — 387 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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