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

Dr. John Jerome Merendino Jr., MD

Individual provider Endocrinology, Diabetes & Metabolism Physician · NPI 1316042831

Dr. John Jerome Merendino Jr., MD is an Endocrinology, Diabetes & Metabolism Physician in Bethesda, Maryland. Practices as a sole proprietor. Licensed in Florida, Maryland and Maine.

Licensed in
FL, MD, ME
In the registry since
2006
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

10215 Fernwood Rd Ste 405
Bethesda, MD 20817-1106
Phone: (301) 230-0300
Fax: (301) 230-0314
Show map & directions

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

Specialties & licences

Endocrinology, Diabetes & Metabolism Physician (primary) Taxonomy 207RE0101X · Licence D36046 (MD)
Endocrinology, Diabetes & Metabolism Physician Taxonomy 207RE0101X · Licence ME71106 (FL)
Endocrinology, Diabetes & Metabolism Physician Taxonomy 207RE0101X · Licence D0036046 (ME)

Record details

NPI number1316042831
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedSeptember 13, 2006
Last updated in NPPESMarch 30, 2016

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