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

McClellan Walther, MD

Individual provider Urology Physician · NPI 1881617827

McClellan Walther, MD is an Urology Physician in Hyattsville, Maryland. Licensed in Maryland. Registered with an NPI since 2006.

Licensed in
MD
In the registry since
2006
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

5804 Baltimore Ave
Hyattsville, MD 20781-1623
Phone: (301) 927-7800
Fax: (301) 209-9474
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Urology Physician (primary) Taxonomy 208800000X · Licence D0037713 (MD)

Record details

NPI number1881617827
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 25, 2006
Last updated in NPPESJuly 8, 2007
Mailing address320 Highland Ridge Ave, Gaithersburg, MD 20878-7811

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