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

David R. Neff, DO, PLLC

Organization Primary Care Clinic/Center · NPI 1174985303

David R. Neff, DO, PLLC is a Primary Care Clinic/Center in Haslett, Michigan. Licensed in Michigan. Registered with an NPI since 2016.

Licensed in
MI
In the registry since
2016
What do these letters mean?
PLLC — Professional limited liability company
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

5680 Marsh Rd
Haslett, MI 48840-8987
Phone: (517) 339-5489
Fax: (517) 481-3765
Show map & directions

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

Specialties & licences

Primary Care Clinic/Center (primary) Taxonomy 261QP2300X · Licence E7064V (MI)

Record details

NPI number1174985303
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official David Neff — Physician Owner · (517) 339-5489
NPI enumeratedMarch 26, 2016
Last updated in NPPESMarch 26, 2016
Mailing address6260 Timber View Dr, East Lansing, MI 48823-9319