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

Dr. Glenn David Littenberg, MD

Individual provider Gastroenterology Physician · NPI 1033184973

Dr. Glenn David Littenberg, MD is a Gastroenterology Physician in Pasadena, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
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.

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Practice location Address checks out

630 S Raymond Ave Ste 240
Pasadena, CA 91105-3278
Phone: (626) 449-9920
Fax: (626) 578-7366
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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 G27849 (CA)
Hepatology Physician Taxonomy 207RI0008X · Licence G27849 (CA)

Record details

NPI number1033184973
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 22, 2006
Last updated in NPPESApril 18, 2008

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