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

Dr. Arnold Robert Eiser, MD

Individual provider Nephrology Physician · NPI 1114061892

Dr. Arnold Robert Eiser, MD is a Nephrology Physician in Darby, Pennsylvania. Licensed in Pennsylvania. Registered with an NPI since 2007.

Licensed in
PA
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

1500 Lansdowne Ave
Darby, PA 19023-1200
Phone: (610) 237-5620
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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 MD016528E (PA)

Record details

NPI number1114061892
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 16, 2007
Last updated in NPPESJuly 8, 2007

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