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

Dr. Andrew J Siekanowicz, MD

Individual provider Specialist · NPI 1316969025

Dr. Andrew J Siekanowicz, MD is an Orthopedic Surgery in Silver Spring, Maryland. Graduated from Georgetown University School of Medicine in 1988, 38 years ago. Practices with Rosenthal and Siekanowicz, LLC, a 2-clinician group and accepts Medicare assignment. Licensed in Maryland.

Years since qualifying
38
Trained at
Georgetown University School of Medicine
Licensed in
MD
In the registry since
2006
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

10313 Georgia Ave 107
Silver Spring, MD 20902-5006
Phone: (301) 681-3100
Fax: (301) 681-3367
Show map & directions

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

Specialties & licences

Specialist (primary) Taxonomy 174400000X · Licence D0051690 (MD)

Record details

NPI number1316969025
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 24, 2006
Last updated in NPPESJuly 9, 2007
Mailing address10313 Georgia Ave, 107, Silver Spring, MD 20902-5006

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolGEORGETOWN UNIVERSITY SCHOOL OF MEDICINE
Graduated 1988 (38 years in practice)
Group practice Rosenthal And Siekanowicz, Llc — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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