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

Dr. Douglas McWilliams, MD

Individual provider Psychiatry Physician · NPI 1851897318

Dr. Douglas McWilliams, MD is a Psychiatry in Columbia, Maryland. Graduated from Rush Medical College of Rush University in 2018, 8 years ago. Practices as a sole proprietor, accepts Medicare assignment and offers telehealth. Licensed in Maryland.

Years since qualifying
8
Trained at
Rush Medical College of Rush University
Licensed in
MD
In the registry since
2018
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

7330 Grace Dr Ste B
Columbia, MD 21044-3392
Phone: (301) 485-6797
Fax: (833) 212-1523
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence D0102833 (MD)

Record details

NPI number1851897318
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 3, 2018
Last updated in NPPESJune 12, 2026
Certification dateJune 12, 2026

Medicare enrollment

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

Medicare specialtyPSYCHIATRY
Medical schoolRUSH MEDICAL COLLEGE OF RUSH UNIVERSITY
Graduated 2018 (8 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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