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

Dr. William J Sadlack, MD

Individual provider Orthopaedic Surgery Physician · NPI 1104819168

Dr. William J Sadlack, MD is an Orthopaedic Surgery Physician in Bethesda, Maryland. Licensed in Maryland. Registered with an NPI since 2005.

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

6420 Rockledge Dr Ste 2200
Bethesda, MD 20817-7837
Phone: (301) 530-3220
Fax: (301) 530-4120
Show map & directions

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

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X · Licence D0019207 (MD)

Record details

NPI number1104819168
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 25, 2005
Last updated in NPPESMay 9, 2013

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