Arvind Rengarajan, MD

Gastroenterology

11+ years in practiceNPI: 1427430057Licensed in MO

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Credentials & Recognition

Specialties

Gastroenterology

NPI sub-specialties

Internal Medicine207R00000X

Internal Medicine, Gastroenterology207RG0100X

Practice Signals

Editorial signals beyond credentials. Patient transparency over opacity. See methodology.

Mid-Level (PA/NP) Use

Doctor-led visits

Years in Practice

11+ years

Estimated from NPI enumeration date

Featured in PBCMMG Rankings

#12

Top Gastroenterologists in Missouri, 2026

Gastroenterology · Missouri · 2026

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Frequently Asked Questions about Dr. Arvind Rengarajan, MD

Where does Dr. Arvind Rengarajan, MD practice?+
Dr. Arvind Rengarajan, MD practices in Illinois, IL. 1 BARNES JEWISH HOSPITAL PLZ DIV IM GASTROENTEROLOGY SAINT LOUIS, MO 631101003.
What is Dr. Arvind Rengarajan, MD's phone number?+
Dr. Arvind Rengarajan, MD's practice phone is 314-747-2066. Office contact information is verified on the PBCMMG profile.
What does Dr. Arvind Rengarajan, MD specialize in?+
Dr. Arvind Rengarajan, MD's primary specialty is Gastroenterology.
Is Dr. Arvind Rengarajan, MD board certified?+
Board certification status for Dr. Arvind Rengarajan, MD has not been verified in the data sources PBCMMG uses (ABMS, state medical boards). The PBCMMG profile shows their current credential set.
How long has Dr. Arvind Rengarajan, MD been practicing?+
Dr. Arvind Rengarajan, MD has been in active practice for 11+ years, based on NPI enumeration and state licensing records.
What is Dr. Arvind Rengarajan, MD's NPI number?+
Dr. Arvind Rengarajan, MD's National Provider Identifier (NPI) is 1427430057, registered in the federal NPPES registry.

Profile maintained by Palm Beach County Medical Media Group, Inc. | Data verified from public registries (NPPES, ABMS, state medical boards). Methodology · Editorial Standards

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