Mark Nitzberg, MD
Gastroenterology
20+ years in practiceNPI: 1881652758Licensed in MA
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Credentials & Recognition
Specialties
Gastroenterology
NPI sub-specialties
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
20+ years
Estimated from NPI enumeration date
Other Gastroenterology Doctors near Massachusetts
View all →Frequently Asked Questions about Dr. Mark Nitzberg, MD
Where does Dr. Mark Nitzberg, MD practice?+
Dr. Mark Nitzberg, MD practices in Massachusetts, MA. 38R MERRIMACK ST.
SUITE 2C
METHUEN, MA 01844.
What is Dr. Mark Nitzberg, MD's phone number?+
Dr. Mark Nitzberg, MD's practice phone is 978-681-1977. Office contact information is verified on the PBCMMG profile.
What does Dr. Mark Nitzberg, MD specialize in?+
Dr. Mark Nitzberg, MD's primary specialty is Gastroenterology.
Is Dr. Mark Nitzberg, MD board certified?+
Board certification status for Dr. Mark Nitzberg, 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. Mark Nitzberg, MD been practicing?+
Dr. Mark Nitzberg, MD has been in active practice for 20+ years, based on NPI enumeration and state licensing records.
What is Dr. Mark Nitzberg, MD's NPI number?+
Dr. Mark Nitzberg, MD's National Provider Identifier (NPI) is 1881652758, 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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