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

Dr. Joseph Hunter Holthoff, MD, PHD

Individual provider Nephrology Physician · NPI 1073932281

Dr. Joseph Hunter Holthoff, MD, PHD is an Internal Medicine in Little Rock, Arkansas. Graduated from University of Arkansas College of Medicine in 2014, 12 years ago. Practices with University of Arkansas for Medical Sciences, a 1,144-clinician group and accepts Medicare assignment. Licensed in Arkansas.

Years since qualifying
12
Trained at
University of Arkansas College of Medicine
Licensed in
AR
In the registry since
2014
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

4301 W Markham St # 501
Little Rock, AR 72205-7101
Phone: (501) 686-1020
Fax: (501) 603-1538
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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 E-11278 (AR)
Internal Medicine Physician Taxonomy 207R00000X · Licence E-11278 (AR)

Record details

NPI number1073932281
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedApril 15, 2014
Last updated in NPPESAugust 27, 2021
Certification dateAugust 4, 2021

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF ARKANSAS COLLEGE OF MEDICINE
Graduated 2014 (12 years in practice)
Group practice University Of Arkansas For Medical Sciences — 1144 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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