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

Michael R Gray, MD

Individual provider Internal Medicine Physician · NPI 1639120520

Michael R Gray, MD is an Internal Medicine Physician in Benson, Arizona. Licensed in Arizona. Registered with an NPI since 2006.

Licensed in
AZ
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

300 S Ocotillo Ave
Benson, AZ 85602-6401
Phone: (520) 586-9111
Fax: (520) 586-9091
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 11623 (AZ)

Record details

NPI number1639120520
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 15, 2006
Last updated in NPPESJune 18, 2013
Mailing addressPo Box 1819, Benson, AZ 85602-1819

Other providers in Benson