Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. John Michael Lamancuso, MD, FACP

Individual provider Internal Medicine Physician · NPI 1861436719

Dr. John Michael Lamancuso, MD, FACP is an Internal Medicine in Jamestown, New York. Graduated from State University of New York at Buffalo School of Medicine in 1979, 47 years ago. Practices with Great Lakes Physician Practice PC, a 143-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
47
Trained at
State University of New York at Buffalo School of Medicine
Licensed in
NY
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
FACP — Fellow of the American College of Physicians
An internist admitted as a fellow of the ACP.

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Practice location Address checks out

15 S Main St Ste 151
Jamestown, NY 14701-6626
Phone: (716) 483-0113
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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 142873-01 (NY)

Record details

NPI number1861436719
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , FACP
Sole proprietorNo
NPI enumeratedJune 15, 2006
Last updated in NPPESJanuary 25, 2024
Certification dateMay 10, 2021

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolSTATE UNIVERSITY OF NEW YORK AT BUFFALO SCHOOL OF MEDICINE
Graduated 1979 (47 years in practice)
Group practice Great Lakes Physician Practice Pc — 143 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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