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

Mrs. Jill E Sieverts, LMFT

Individual provider Marriage & Family Therapist · NPI 1457455883

Mrs. Jill E Sieverts, LMFT is a Marriage & Family Therapist in Allendale, New Jersey. Licensed in New Jersey. Registered with an NPI since 2006.

Licensed in
NJ
In the registry since
2006
What do these letters mean?
LMFT — Licensed Marriage and Family Therapist
A therapist licensed to treat couples and families.

See every abbreviation used in this directory →

Practice location Address checks out

70 W Allendale Ave Ste A
Allendale, NJ 07401
Phone: (201) 934-2999
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Marriage & Family Therapist (primary) Taxonomy 106H00000X (NJ)

Record details

NPI number1457455883
Entity typeIndividual (Type 1)
GenderFemale
Credentials LMFT
Sole proprietorNo
NPI enumeratedSeptember 7, 2006
Last updated in NPPESJuly 8, 2007
Mailing addressPo Box 309, Wyckoff, NJ 07481

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