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

Allan Dierman, APRN

Individual provider Family Nurse Practitioner · NPI 1912458704

Allan Dierman, APRN is a Family Nurse Practitioner in Norwich, Connecticut. Licensed in Connecticut. Registered with an NPI since 2016.

Licensed in
CT
In the registry since
2016
What do these letters mean?
APRN — Advanced Practice Registered Nurse
The umbrella licence covering nurse practitioners, midwives, anaesthetists and clinical nurse specialists.

See every abbreviation used in this directory →

Practice location Address checks out

330 Washington St Ste 510
Norwich, CT 06360-2700
Phone: (860) 885-1308
Fax: (860) 889-1982
Show map & directions

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

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 6776 (CT)

Record details

NPI number1912458704
Entity typeIndividual (Type 1)
GenderMale
Credentials APRN
Sole proprietorNo
NPI enumeratedOctober 17, 2016
Last updated in NPPESNovember 8, 2016
Mailing address40 Mansfield Ave, Willimantic, CT 06226-2018

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