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

Individual provider Psychiatry Physician · NPI 1578574000

William M Clark Jr., MD is a Psychiatry in Chicago, Illinois. Graduated from University of North Carolina at Chapel Hill School of Medicine in 1986, 40 years ago. Practices with Psychiatric Associates SC, a 4-clinician group and offers telehealth. Licensed in Illinois.

Years since qualifying
40
Trained at
University of North Carolina at Chapel Hill School of Medicine
Licensed in
IL
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

737 N Michigan Ave Ste 1200
Chicago, IL 60611
Phone: (312) 373-7300
Fax: (312) 573-1249
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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 336 040184 (IL)

Record details

NPI number1578574000
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 10, 2006
Last updated in NPPESJuly 13, 2010

Medicare enrollment

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

Medicare specialtyPSYCHIATRY
Medical schoolUNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL SCHOOL OF MEDICINE
Graduated 1986 (40 years in practice)
Group practice Psychiatric Associates Sc — 4 clinicians
Accepts Medicare assignment Not indicated
TelehealthOffers telehealth services

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