Douglas Mcwilliams is a Columbia, Maryland based psychiatrist who is specialized in Psychiatry. Active license number of Douglas Mcwilliams is D0102833 for Psychiatry in Maryland. His current practice location is 7330 Grace Dr Ste B, Columbia. Patients can reach him at 301-485-6797 or can fax him at 301-208-1178. Douglas Mcwilliams NPI number (Unique professional ID assigned by NPPES) is 1851897318.
Douglas Mcwilliams specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
Complete Profile:
Douglas Mcwilliams speciality, credentials, practice address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointment.
| Name: | Douglas Mcwilliams |
| Specialization: | Psychiatry |
| Gender: | Male |
| Practice Address: | 7330 Grace Dr Ste B, Columbia,
Maryland, 21044-3392 |
| Phone: | 301-485-6797 |
| Fax: | 301-208-1178 |
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS).
NPI details are as mentioned below.
| NPI Number: | 1851897318 |
| NPI Enumeration Date: | 03 Apr, 2018 |
| NPI Last Update On: | 19 Nov, 2025 |
Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Douglas Mcwilliams are as mentioned below.
| License Number | Specialization | State | Status | |
| D0102833 | Psychiatry | Maryland | Primary | |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | Douglas Mcwilliams
7330 Grace Dr Ste B,
Columbia, Maryland |
| Zip: | 21044-3392 |
| Phone Number: | 301-485-6797 |
| Fax Number: | 301-208-1178 |
Patients can reach Douglas Mcwilliams at
7330 Grace Dr Ste B, Columbia, Maryland or can
call to book an appointment on 301-485-6797.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.