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

Dr. Matthew Douglas Merguerian, MD, PHD

Individual provider Pediatric Hematology & Oncology Physician · NPI 1386055804

Dr. Matthew Douglas Merguerian, MD, PHD is a Pediatric Medicine in Baltimore, Maryland. Graduated from Columbia University College of Physicians and Surgeons in 2014, 12 years ago. Practices with Johns Hopkins University, a 2,855-clinician group. Licensed in Maryland.

Years since qualifying
12
Trained at
Columbia University College of Physicians and Surgeons
Licensed in
MD
In the registry since
2014
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

200 N Wolfe St
Baltimore, MD 21287-0011
Phone: (410) 955-6132
Fax: (410) 955-8208
Show map & directions

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

Specialties & licences

Pediatric Hematology & Oncology Physician (primary) Taxonomy 2080P0207X · Licence D83441 (MD)

Record details

NPI number1386055804
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedMay 19, 2014
Last updated in NPPESDecember 16, 2021
Certification dateDecember 16, 2021

Medicare enrollment

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

Medicare specialtyPEDIATRIC MEDICINE
Medical schoolCOLUMBIA UNIVERSITY COLLEGE OF PHYSICIANS AND SURGEONS
Graduated 2014 (12 years in practice)
Group practice Johns Hopkins University — 2855 clinicians
Accepts Medicare assignment Not indicated
Practice locations3 on file with Medicare

Other providers in Baltimore