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

Individual provider Nephrology Physician · NPI 1235243361

Dr. John Michael Costantino, DO is a Nephrology Physician in Phoenix, Arizona. Practices as a sole proprietor. Licensed in Arizona.

Licensed in
AZ
In the registry since
2006
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

650 E Indian School Rd
Phoenix, AZ 85012-1839
Phone: (602) 277-5551
Fax: (602) 212-2096
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence 2472 (AZ)

Record details

NPI number1235243361
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedAugust 18, 2006
Last updated in NPPESJuly 8, 2007
Mailing address650 E Indian School Rd, Phoenix, AZ 85012-1839

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