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

Dr. Neville Winston Duncan, MD

Individual provider Addiction Medicine (Family Medicine) Physician · NPI 1740316181

Dr. Neville Winston Duncan, MD is an Obstetrics/Gynecology in Milwaukee, Wisconsin. Qualified in 1973, 53 years ago. Practices with Horizon Healthcare, Inc, a 15-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
53
Licensed in
WI
In the registry since
2007
Specialties on file
3
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

1134 W North Ave Fl 2
Milwaukee, WI 53205
Phone: (414) 269-9660
Fax: (414) 435-3126
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 2835 North 32 St, Milwaukee, WI 53210 — (414) 342-6200

Specialties & licences

General Practice Physician (primary) Taxonomy 208D00000X · Licence 37370-020 (WI)
Addiction Medicine (Family Medicine) Physician Taxonomy 207QA0401X · Licence 37370-020 (WI)
Obstetrics & Gynecology Physician Taxonomy 207V00000X · Licence 37370-020 (WI)

Record details

NPI number1740316181
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 27, 2007
Last updated in NPPESJune 16, 2018

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Also practisesGENERAL PRACTICE
Medical schoolOTHER
Graduated 1973 (53 years in practice)
Group practice Horizon Healthcare, Inc — 15 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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