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

Richard H Nierenberg, MD

Individual provider Internal Medicine Physician · NPI 1598870628

Richard H Nierenberg, MD is an Internal Medicine in Phoenix, Arizona. Qualified in 1988, 38 years ago. Practices with Hospitalist Medicine Healthcare LLC, a 13-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Arizona.

Years since qualifying
38
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

1800 E Van Buren St
Phoenix, AZ 85006
Phone: (602) 251-8316
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 1500 S Mill Ave, Tempe, AZ 85281-6699 — (602) 251-8316
  • 415 S 28th Ave, Hattiesburg, MS 39401-7246 — (601) 288-4329

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 44026 (AZ)
Internal Medicine Physician Taxonomy 207R00000X · Licence 44026 (AZ)

Record details

NPI number1598870628
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 20, 2006
Last updated in NPPESJanuary 22, 2019

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1988 (38 years in practice)
Group practice Hospitalist Medicine Healthcare Llc — 13 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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