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

William Alexander Clark, MD, MPH

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1821899717

William Alexander Clark, MD, MPH is a Student in an Organized Health Care Education/Training Program in Maywood, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2025
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
MPH — Master of Public Health
A graduate degree in population health.

See every abbreviation used in this directory →

Practice location Address checks out

Student / training record This NPI belongs to someone enrolled in a health care training programme. It carries no licence and no practice of its own, so no address or phone number is published for it.

Maywood, IL

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence 125.085748 (IL)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1821899717
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , MPH
Sole proprietorYes
NPI enumeratedMarch 24, 2025
Last updated in NPPESMay 20, 2025
Certification dateMay 20, 2025

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