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

Napoleon C Marcelo, MD

Individual provider Gastroenterology Physician · NPI 1700833365

Napoleon C Marcelo, MD is a Gastroenterology Physician in Bowie, 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

4000 Mitchellville Rd Ste 430B
Bowie, MD 20716-3104
Phone: (301) 262-8602
Fax: (301) 805-7784
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence D0031345 (MD)

Record details

NPI number1700833365
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 28, 2006
Last updated in NPPESJanuary 8, 2013
Mailing address4000 Mitchellville Rd, Suite 430b, Bowie, MD 20716-3104

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