Matthew Johnson, MD

Addiction Medicine · Internal Medicine · Hospital Medicine · Cardiology · Dermatology · Family Medicine · Pain Medicine · Urology · Psychiatry · Ophthalmology · Otolaryngology (ENT) · Nephrology · Infectious Disease

21+ years in practiceNPI: 1881685808Licensed in WI

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Credentials & Recognition

Specialties

Addiction MedicineInternal MedicineHospital MedicineCardiologyDermatologyFamily MedicinePain MedicineUrologyPsychiatryOphthalmologyOtolaryngology (ENT)NephrologyInfectious Disease

NPI sub-specialties

Urology208800000X

Practice Signals

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

Mid-Level (PA/NP) Use

Doctor-led visits

Google Reviews

5.0 / 5.0

3 reviews

Years in Practice

21+ years

Estimated from NPI enumeration date

Featured in PBCMMG Rankings

#13

Top Urologists in New Hampshire, 2026

Urology · New Hampshire · 2026

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Frequently Asked Questions about Dr. Matthew Johnson, MD

Where does Dr. Matthew Johnson, MD practice?+
Dr. Matthew Johnson, MD practices in California, CA. 2801 W KINNICKINNIC RIVER PKWY STE 370 MILWAUKEE, WI 532153669.
What is Dr. Matthew Johnson, MD's phone number?+
Dr. Matthew Johnson, MD's practice phone is 414-649-1280. Office contact information is verified on the PBCMMG profile.
What does Dr. Matthew Johnson, MD specialize in?+
Dr. Matthew Johnson, MD's primary specialty is Psychiatry, with additional focus on Addiction Medicine, Internal Medicine, Hospital Medicine.
Is Dr. Matthew Johnson, MD board certified?+
Board certification status for Dr. Matthew Johnson, 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. Matthew Johnson, MD been practicing?+
Dr. Matthew Johnson, MD has been in active practice for 21+ years, based on NPI enumeration and state licensing records.
What is Dr. Matthew Johnson, MD's NPI number?+
Dr. Matthew Johnson, MD's National Provider Identifier (NPI) is 1881685808, 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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