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

Dr. Erin Sienkiewicz, MD

Individual provider Obstetrics & Gynecology Physician · NPI 1073930392

Dr. Erin Sienkiewicz, MD is an Obstetrics/Gynecology in Concord, Massachusetts. Graduated from Pennsylvania State University College of Medicine in 2014, 12 years ago. Practices with A.f.a. Obstetrics and Gynecology, PC, a 14-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
12
Trained at
Pennsylvania State University College of Medicine
Licensed in
MA
In the registry since
2014
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

131 Ornac Ste 830
Concord, MA 01742-4191
Phone: (978) 371-1396
Fax: (978) 371-8277
Show map & directions

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

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence 260279 (MA)

Record details

NPI number1073930392
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 25, 2014
Last updated in NPPESFebruary 23, 2026
Certification dateFebruary 23, 2026
Mailing address131 Ornac Ste 830, Concord, MA 01742-4191

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolPENNSYLVANIA STATE UNIVERSITY COLLEGE OF MEDICINE
Graduated 2014 (12 years in practice)
Group practice A.F.A. Obstetrics And Gynecology, P.C. — 14 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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