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

Dr. Stephen Jay Katz, MD

Individual provider Internal Medicine Physician · NPI 1255486775

Dr. Stephen Jay Katz, MD is an Internal Medicine in Severna Park, Maryland. Graduated from University of Maryland School of Medicine in 1988, 38 years ago. Practices with Sinai Hospital of Baltimore, Inc, a 372-clinician group. Licensed in Maryland.

Years since qualifying
38
Trained at
University of Maryland School of Medicine
Licensed in
MD
In the registry since
2007
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

31 Robinson Rd
Severna Park, MD 21146-2841
Phone: (410) 544-5900
Fax: (410) 544-5939
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence D38687 (MD)

Record details

NPI number1255486775
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 24, 2007
Last updated in NPPESJuly 8, 2007
Mailing address31 Robinson Rd, Severna Park, MD 21146-2841

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF MARYLAND SCHOOL OF MEDICINE
Graduated 1988 (38 years in practice)
Group practice Sinai Hospital Of Baltimore, Inc — 372 clinicians
Accepts Medicare assignment Not indicated
Practice locations3 on file with Medicare

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