Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Ms. Amy Dawn Northrup
Nurse Practitioner in Alpena, MI · enumerated 2020.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1740883420
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Registry record
Entity type Individual (Type 1)
Name Ms. Amy Dawn Northrup
Sex Female
Practice address 1501 W Chisholm St, Alpena, MI, 49707
Phone (989) 464-5315
Enumeration date Nov 17, 2020
Last updated in NPPES Jan 22, 2026
Taxonomy & licenses
163WP0807X Child & Adolescent Psychiatric/Mental Health Registered Nurse Nursing Service Providers · License 4704252912 (MI) Secondary
363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 4704252912 (MI) Primary
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 Amy Northrup?
The National Provider Identifier (NPI) for Amy Northrup is 1740883420, a Type 1 (individual) record in the CMS NPPES registry.
Where does Amy Northrup practice?
The practice location on file with NPPES is in Alpena, MI. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Thunder Bay Emergency Physicians PC Emergency Medicine Physician · Alpena, MI NPI 1174526594 William Chung Emergency Medical Services (Emergency Medicine) Physician · Alpena, MI NPI 1467458992 David Larkin Emergency Medicine Physician · Alpena, MI NPI 1780683177 David Upham Emergency Medicine Physician · Alpena, MI NPI 1336148493 Kerwin Farmer Emergency Medicine Physician · Alpena, MI NPI 1942209010 Charles Easton Pulmonary Disease Physician · Alpena, MI NPI 1548253545 Christopher Bullock, MD Anatomic Pathology & Clinical Pathology Physician · Alpena, MI NPI 1134116940 Christopher Bullock Anatomic Pathology & Clinical Pathology Physician · Alpena, MI NPI 1962490623
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-01-22.