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

Dr. John A Routenberg, MD

Individual provider Gastroenterology Physician · NPI 1154490886

Dr. John A Routenberg, MD is a Gastroenterology Physician in Salisbury, Maryland. Licensed in California and Maryland. Registered with an NPI since 2006.

Licensed in
CA, MD
In the registry since
2006
Specialties on file
2
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

205 S Division St
Salisbury, MD 21801
Phone: (410) 543-0400
Fax: (410) 860-2603
Show map & directions

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

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence G26503 (CA)
Gastroenterology Physician Taxonomy 207RG0100X · Licence D15857 (MD)

Record details

NPI number1154490886
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 7, 2006
Last updated in NPPESSeptember 11, 2025

Other providers in Salisbury