John Routenberg, MD

Gastroenterology

20+ years in practiceNPI: 1154490886Licensed in MDLicensed in CA

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Credentials & Recognition

Specialties

Gastroenterology

NPI sub-specialties

Internal Medicine, Gastroenterology207RG0100X

Surgery208600000X

Practice Signals

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

Mid-Level (PA/NP) Use

Doctor-led visits

Years in Practice

20+ years

Estimated from NPI enumeration date

Featured in PBCMMG Rankings

#43

Top Gastroenterologists in Maryland, 2026

Gastroenterology · Maryland · 2026

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Frequently Asked Questions about Dr. John Routenberg, MD

Where does Dr. John Routenberg, MD practice?+
Dr. John Routenberg, MD practices in Maryland, MD. 205 SOUTH DIVISION STREET SALISBURY, MD 21801.
What is Dr. John Routenberg, MD's phone number?+
Dr. John Routenberg, MD's practice phone is 410-543-0400. Office contact information is verified on the PBCMMG profile.
What does Dr. John Routenberg, MD specialize in?+
Dr. John Routenberg, MD's primary specialty is Gastroenterology.
Is Dr. John Routenberg, MD board certified?+
Board certification status for Dr. John Routenberg, 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. John Routenberg, MD been practicing?+
Dr. John Routenberg, MD has been in active practice for 20+ years, based on NPI enumeration and state licensing records.
What is Dr. John Routenberg, MD's NPI number?+
Dr. John Routenberg, MD's National Provider Identifier (NPI) is 1154490886, 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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