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

Donna G Deffke

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1982229621

Donna G Deffke is an Addiction (Substance Use Disorder) Counselor in Longmont, Colorado. Licensed in Colorado. Registered with an NPI since 2020.

Licensed in
CO
In the registry since
2020

Practice location Address checks out

420 21st Ave
Longmont, CO 80501-1441
Phone: (303) 834-9369
Fax: (303) 834-9396
Show map & directions

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

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X · Licence ACB.0006995 (CO)

Record details

NPI number1982229621
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedJune 9, 2020
Last updated in NPPESJune 9, 2020
Certification dateJune 9, 2020
Mailing address420 21st Ave, Longmont, CO 80501-1441

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