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

Dr. John J. McNerney Jr., MD

Individual provider Specialist · NPI 1568469583

Dr. John J. McNerney Jr., MD is a Gastroenterology in Tucson, Arizona. Graduated from Northwestern University Feinberg Medical School in 1984, 42 years ago. Practices with Tucson Gastroenterology Specialists, PC, a 6-clinician group and accepts Medicare assignment. Licensed in Arizona.

Years since qualifying
42
Trained at
Northwestern University Feinberg Medical School
Licensed in
AZ
In the registry since
2005
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

3040 N Swan Rd Ste B
Tucson, AZ 85712-1225
Phone: (520) 327-3454
Fax: (520) 327-3431
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Specialist (primary) Taxonomy 174400000X · Licence 17464 (AZ)

Record details

NPI number1568469583
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 5, 2005
Last updated in NPPESJanuary 10, 2011

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Medical schoolNORTHWESTERN UNIVERSITY FEINBERG MEDICAL SCHOOL
Graduated 1984 (42 years in practice)
Group practice Tucson Gastroenterology Specialists, Pc — 6 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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