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

Dr. Marc Howard Gertner, MD

Individual provider Surgery Physician · NPI 1144227612

Dr. Marc Howard Gertner, MD is a General Surgery in Owings Mills, Maryland. Graduated from Ohio State University College of Medicine in 1973, 53 years ago. Practices with Sinai Hospital of Baltimore, Inc, a 372-clinician group and offers telehealth. Licensed in Maryland.

Years since qualifying
53
Trained at
Ohio State University College of Medicine
Licensed in
MD
In the registry since
2005
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

23 Crossroads Dr Ste #240
Owings Mills, MD 21117-5420
Phone: (410) 581-0700
Fax: (410) 581-0705
Show map & directions

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

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence D0024778 (MD)

Record details

NPI number1144227612
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 30, 2005
Last updated in NPPESJuly 8, 2007

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Medical schoolOHIO STATE UNIVERSITY COLLEGE OF MEDICINE
Graduated 1973 (53 years in practice)
Group practice Sinai Hospital Of Baltimore, Inc — 372 clinicians
Accepts Medicare assignment Not indicated
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

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