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

Dr. Peter Welles Williams, MD

Individual provider Psychiatry Physician · NPI 1568736015

Dr. Peter Welles Williams, MD is a Psychiatry Physician in Sparks, Maryland. Practices as a sole proprietor. Licensed in Maryland.

Licensed in
MD
In the registry since
2012
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

4 Sparks Station Rd
Sparks, MD 21152-9313
Phone: (410) 472-0683
Fax: (410) 472-2103
Show map & directions

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

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence D27512 (MD)

Record details

NPI number1568736015
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMarch 1, 2012
Last updated in NPPESMarch 1, 2012
Mailing address4 Sparks Station Rd, Sparks, MD 21152-9313

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