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

Marianne H Cowley, MD

Individual provider Ophthalmology Physician · NPI 1811964448

Marianne H Cowley, MD is an Ophthalmology in Baltimore, Maryland. Qualified in 1982, 44 years ago. Practices with Johns Hopkins University, a 2,855-clinician group and works from 2 locations. Licensed in Kentucky and Maryland.

Years since qualifying
44
Licensed in
KY, MD
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

600 N Wolfe St
Baltimore, MD 21287-0005
Phone: (410) 955-5000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 3103 Breckenridge Ln, Louisville, KY 40220 — (502) 499-8980

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence D55897 (MD)
Ophthalmology Physician Taxonomy 207W00000X · Licence 24468 (KY)

Record details

NPI number1811964448
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 2, 2006
Last updated in NPPESFebruary 28, 2023
Certification dateFebruary 28, 2023

Medicare enrollment

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

Medicare specialtyOPHTHALMOLOGY
Medical schoolOTHER
Graduated 1982 (44 years in practice)
Group practice Johns Hopkins University — 2855 clinicians
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

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