Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Guillermo A Gutierrez-Calleros, MD

Individual provider Pediatrics Physician · NPI 1649200734

Guillermo A Gutierrez-Calleros, MD is a Pediatrics Physician in Phoenix, Arizona. Licensed in Arizona. Registered with an NPI since 2006.

Licensed in
AZ
In the registry since
2006
Specialties on file
2
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

4722 N 24th St Ste 150
Phoenix, AZ 85016-4800
Phone: (602) 256-4628
Fax: (602) 957-9438
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Neonatal-Perinatal Medicine Physician (primary) Taxonomy 2080N0001X · Licence 16667 (AZ)
Pediatrics Physician Taxonomy 208000000X · Licence 16667 (AZ)

Record details

NPI number1649200734
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 4, 2006
Last updated in NPPESMay 13, 2013

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