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

Mark H Ratner, MD

Individual provider Urology Physician · NPI 1568544112

Mark H Ratner, MD is an Urology Physician in Rockville, Maryland. Licensed in Maryland. Registered with an NPI since 2006.

Licensed in
MD
In the registry since
2006
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

9420 Key West Ave Ste 420
Rockville, MD 20850
Phone: (301) 258-1919
Fax: (301) 258-9180
Show map & directions

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

Specialties & licences

Urology Physician (primary) Taxonomy 208800000X · Licence D0033617 (MD)

Record details

NPI number1568544112
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 20, 2006
Last updated in NPPESSeptember 28, 2017

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