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

Jerald P Underdahl, MD

Individual provider Ophthalmology Physician · NPI 1043284581

Jerald P Underdahl, MD is an Ophthalmology 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

1331 N 7th St 100
Phoenix, AZ 85006-2754
Phone: (602) 222-2234
Fax: (866) 985-7247
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence 28541 (AZ)

Record details

NPI number1043284581
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 13, 2006
Last updated in NPPESJune 28, 2016

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