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

Dr. Margaret Chaffin Siman, MD

Individual provider Family Medicine Physician · NPI 1225006729

Dr. Margaret Chaffin Siman, MD is a Family Practice in Staunton, Virginia. Graduated from Eastern Virginia Medical School in 1994, 32 years ago. Practices with Select Physical Therapy Holdings Inc, a 2,121-clinician group and accepts Medicare assignment. Licensed in Virginia.

Years since qualifying
32
Trained at
Eastern Virginia Medical School
Licensed in
VA
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

42 Lambert St Ste 422
Staunton, VA 24401-2421
Phone: (540) 213-0311
Fax: (540) 213-0122
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 0101053670 (VA)

Record details

NPI number1225006729
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedMarch 9, 2006
Last updated in NPPESFebruary 23, 2023
Certification dateFebruary 23, 2023

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolEASTERN VIRGINIA MEDICAL SCHOOL
Graduated 1994 (32 years in practice)
Group practice Select Physical Therapy Holdings Inc — 2121 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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