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

Dr. Jeffrey Nathan Cowen, MD

Individual provider Cardiovascular Disease Physician · NPI 1043215825

Dr. Jeffrey Nathan Cowen, MD is a Cardiovascular Disease Physician in Frederick, Maryland. Practices as a sole proprietor. Licensed in Maryland.

Licensed in
MD
In the registry since
2005
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

915 Toll House Ave Ste 308
Frederick, MD 21701-5930
Phone: (301) 663-5790
Fax: (301) 698-6259
Show map & directions

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

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence D30721 (MD)

Record details

NPI number1043215825
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 17, 2005
Last updated in NPPESMay 11, 2008

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