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

Dr. Steven Hunt Diener, MD

Individual provider Internal Medicine Physician · NPI 1558362111

Dr. Steven Hunt Diener, MD is an Internal Medicine in Columbia, Maryland. Graduated from George Washington University School of Medicine in 1984, 42 years ago. Practices with Maryland Primary Care Physicians, LLC, a 101-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Maryland.

Years since qualifying
42
Trained at
George Washington University School of Medicine
Licensed in
MD
In the registry since
2005
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

5900 Waterloo Rd Ste 200
Columbia, MD 21045-2641
Phone: (410) 740-2900
Fax: (410) 992-0732
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence D34868 (MD)

Record details

NPI number1558362111
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 4, 2005
Last updated in NPPESMarch 16, 2023
Certification dateMarch 16, 2023

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolGEORGE WASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 1984 (42 years in practice)
Group practice Maryland Primary Care Physicians, Llc — 101 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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