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

Individual provider Obstetrics & Gynecology Physician · NPI 1851356554

Dr. Diane S Spieker, MD is an Obstetrics & Gynecology Physician in Phoenix, 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

1313 E Osborn Rd Ste 250
Phoenix, AZ 85014-5678
Phone: (602) 265-9161
Fax: (602) 265-1823
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence AZ19995 (AZ)

Record details

NPI number1851356554
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 18, 2006
Last updated in NPPESMarch 7, 2017

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