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

Lisa J Siddall, FNP

Individual provider Nurse Practitioner · NPI 1972650109

Lisa J Siddall, FNP is a Nurse Practitioner in Sterling, Virginia. Qualified in 2001, 25 years ago. Practices with Arthritis and Sports Orthopaedics PC, a 24-clinician group and accepts Medicare assignment. Licensed in Maryland and Virginia.

Years since qualifying
25
Licensed in
MD, VA
In the registry since
2007
Specialties on file
2
What do these letters mean?
FNP — Family Nurse Practitioner
A nurse practitioner who treats patients of all ages, much like a family doctor.

See every abbreviation used in this directory →

Practice location Address checks out

21475 Ridgetop Cir Ste 150
Sterling, VA 20166-6580
Phone: (703) 444-5000
Fax: (703) 444-4999
Show map & directions

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

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 0024168490 (VA)
Nurse Practitioner Taxonomy 363L00000X · Licence R174726 (MD)

Record details

NPI number1972650109
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP
Sole proprietorNo
NPI enumeratedJanuary 3, 2007
Last updated in NPPESApril 14, 2021
Certification dateApril 14, 2021

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2001 (25 years in practice)
Group practice Arthritis And Sports Orthopaedics Pc — 24 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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