William Belcastro, MD

Addiction Medicine · Internal Medicine

21+ years in practiceNPI: 1548269251Licensed in MA

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Credentials & Recognition

Specialties

Addiction MedicineInternal Medicine

NPI sub-specialties

Internal Medicine207R00000X

Practice Signals

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

Mid-Level (PA/NP) Use

Doctor-led visits

Years in Practice

21+ years

Estimated from NPI enumeration date

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Frequently Asked Questions about Dr. William Belcastro, MD

Where does Dr. William Belcastro, MD practice?+
Dr. William Belcastro, MD practices in Massachusetts, MA. 299 CAREW ST SUITE 322 SPRINGFIELD, MA 011042301.
What is Dr. William Belcastro, MD's phone number?+
Dr. William Belcastro, MD's practice phone is 413-737-2371. Office contact information is verified on the PBCMMG profile.
What does Dr. William Belcastro, MD specialize in?+
Dr. William Belcastro, MD's primary specialty is Addiction Medicine, with additional focus on Internal Medicine.
Is Dr. William Belcastro, MD board certified?+
Board certification status for Dr. William Belcastro, 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. William Belcastro, MD been practicing?+
Dr. William Belcastro, MD has been in active practice for 21+ years, based on NPI enumeration and state licensing records.
What is Dr. William Belcastro, MD's NPI number?+
Dr. William Belcastro, MD's National Provider Identifier (NPI) is 1548269251, 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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