Andrew Sieff, A.P.N., B.C

NPI 1568414191 · on the registry since 2006

Practice

Address: 111 E Davidson St
Fayetteville, AR 72701
Phone: (479) 871-2005
Fax: (479) 582-1085
Organisation at this address: Matthews Social Work Services, Inc.
Northwest Counseling & Social Work Services, Inc
Inferred from a shared address, not stated in the registry.
Clinicians at this address: 6

Registry record

Primary taxonomy: 364SP0809X
364SP0809X
Licence states on file: AR
From the registry's licence fields, which are often incomplete.
Sex: Male
Record last updated: 2026-07-13

Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in Arkansas