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

Joanna Klubo-Gwiezdzinska, MD, PHD

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1912237058

Joanna Klubo-Gwiezdzinska, MD, PHD is an Endocrinology in Bethesda, Maryland. Qualified in 2001, 25 years ago. Practices with Johns Hopkins Community Physicians, Inc, a 765-clinician group and accepts Medicare assignment. Licensed in District of Columbia.

Years since qualifying
25
Licensed in
DC
In the registry since
2010
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.

See every abbreviation used in this directory →

Practice location Address checks out

Student / training record This NPI belongs to someone enrolled in a health care training programme. It carries no licence and no practice of its own, so no address or phone number is published for it.

Bethesda, MD

Specialties & licences

Endocrinology, Diabetes & Metabolism Physician (primary) Taxonomy 207RE0101X · Licence MD043529 (DC)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1912237058
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedJanuary 13, 2010
Last updated in NPPESMay 15, 2023
Certification dateMay 15, 2023

Medicare enrollment

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

Medicare specialtyENDOCRINOLOGY
Medical schoolOTHER
Graduated 2001 (25 years in practice)
Group practice Johns Hopkins Community Physicians, Inc — 765 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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