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

Stephen Dinwiddie, MD

Individual provider Psychiatry Physician · NPI 1669590741

Stephen Dinwiddie, MD is a Psychiatry in Chicago, Illinois. Graduated from Eastern Virginia Medical School in 1982, 44 years ago. Practices with Northwestern Medical Faculty Foundation, a 4,394-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Illinois.

Years since qualifying
44
Trained at
Eastern Virginia Medical School
Licensed in
IL
In the registry since
2007
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

446 E Ontario St Ste 7-100
Chicago, IL 60611-4418
Phone: (312) 695-5060
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence 036094005 (IL)

Record details

NPI number1669590741
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 27, 2007
Last updated in NPPESSeptember 1, 2011

Medicare enrollment

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

Medicare specialtyPSYCHIATRY
Medical schoolEASTERN VIRGINIA MEDICAL SCHOOL
Graduated 1982 (44 years in practice)
Group practice Northwestern Medical Faculty Foundation — 4394 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations4 on file with Medicare

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