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

MS. Carol Marie Sivertsen, RN

Individual provider Registered Nurse · NPI 1205157708

MS. Carol Marie Sivertsen, RN is a Registered Nurse in Medford, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2010
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.

See every abbreviation used in this directory →

Practice location Address checks out

35 Hagerman Ave # 3
Medford, NY 11763-2141
Phone: (631) 447-6464
Fax: (631) 776-8031
Show map & directions

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

Specialties & licences

Registered Nurse (primary) Taxonomy 163W00000X · Licence 416909-1 (NY)

Record details

NPI number1205157708
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN
Sole proprietorYes
NPI enumeratedJune 18, 2010
Last updated in NPPESJune 18, 2010
Mailing address35 Hagerman Avenue # 3, Medford, NY 11763-2141

Other providers in Medford