Alyssa Johnsen, MD

Addiction Medicine · Internal Medicine

20+ years in practiceNPI: 1326051368Licensed 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

20+ years

Estimated from NPI enumeration date

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Frequently Asked Questions about Dr. Alyssa Johnsen, MD

Where does Dr. Alyssa Johnsen, MD practice?+
Dr. Alyssa Johnsen, MD practices in Massachusetts, MA. 75 MOUNT AUBURN ST CAMBRIDGE, MA 021384960.
What is Dr. Alyssa Johnsen, MD's phone number?+
Dr. Alyssa Johnsen, MD's practice phone is 617-496-9506. Office contact information is verified on the PBCMMG profile.
What does Dr. Alyssa Johnsen, MD specialize in?+
Dr. Alyssa Johnsen, MD's primary specialty is Addiction Medicine, with additional focus on Internal Medicine.
Is Dr. Alyssa Johnsen, MD board certified?+
Board certification status for Dr. Alyssa Johnsen, 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. Alyssa Johnsen, MD been practicing?+
Dr. Alyssa Johnsen, MD has been in active practice for 20+ years, based on NPI enumeration and state licensing records.
What is Dr. Alyssa Johnsen, MD's NPI number?+
Dr. Alyssa Johnsen, MD's National Provider Identifier (NPI) is 1326051368, 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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