Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. John W Murphy, MD

Individual provider Internal Medicine Physician · NPI 1235246653

Dr. John W Murphy, MD is an Internal Medicine in Oconomowoc, Wisconsin. Graduated from University of Wisconsin School of Medicine in 1985, 41 years ago. Accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
41
Trained at
University of Wisconsin School of Medicine
Licensed in
WI
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

915 Summit Ave
Oconomowoc, WI 53066-3994
Phone: (262) 569-2300
Fax: (262) 569-2266
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 30148 (WI)

Record details

NPI number1235246653
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 23, 2006
Last updated in NPPESMarch 7, 2023
Certification dateFebruary 7, 2023
Mailing address3301 W Forest Home Ave, Milwaukee, WI 53215-2843

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF WISCONSIN SCHOOL OF MEDICINE
Graduated 1985 (41 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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