Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Michelle Hamby Mahnken, NP
Nurse Practitioner in Howell, MI · enumerated 2017.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1871004390
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Registry record
Entity type Individual (Type 1)
Name Michelle Hamby Mahnken
Credential NP
Sex Female
Practice address 3399 E Grand River Ave, Howell, MI, 48843
Phone (517) 540-0709
Fax (517) 540-1775
Enumeration date Oct 24, 2017
Last updated in NPPES Dec 1, 2017
Taxonomy & licenses
363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 4704289772 (MI) Primary
NP · Nurse Practitioner: An advanced practice registered nurse with graduate training, licensed to diagnose and treat, often with prescriptive authority.
About the NP credential
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Michelle Mahnken?
The National Provider Identifier (NPI) for Michelle Mahnken is 1871004390, a Type 1 (individual) record in the CMS NPPES registry.
Where does Michelle Mahnken practice?
The practice location on file with NPPES is in Howell, MI. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Elaine Rawsky Nurse Practitioner · Howell, MI NPI 1972507739 Lauren Reed Pediatrics Physician · Howell, MI NPI 1144480872 Danielle Akers Pediatrics Physician · Howell, MI NPI 1932496676 Benjamin Maddock Pediatrics Physician · Howell, MI NPI 1679004204 Andrew Cook Clinical Child & Adolescent Psychologist · Howell, MI NPI 1326564238 Gary Emmerich Behavior Technician · Howell, MI NPI 1700399102 Vanessa Zvosec Behavior Technician · Howell, MI NPI 1053826479 Terri Hohman Behavior Technician · Howell, MI NPI 1821506007
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2017-12-01.