Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Ms. Gretchen Hill, FNP
Nurse Practitioner in Portland, ME · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1942269162
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Registry record
Entity type Individual (Type 1)
Name Ms. Gretchen Hill
Credential FNP
Sex Female
Practice address 84 Marginal Way, Suite 1000, Portland, ME, 04101
Phone (207) 774-4092
Fax (207) 523-8596
Enumeration date Mar 18, 2006
Last updated in NPPES Nov 18, 2010
Taxonomy & licenses
363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 021826 (ME) Primary
FNP · Family Nurse Practitioner: A nurse practitioner certified in family practice across the lifespan.
About the FNP 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 Gretchen Hill?
The National Provider Identifier (NPI) for Gretchen Hill is 1942269162, a Type 1 (individual) record in the CMS NPPES registry.
Where does Gretchen Hill practice?
The practice location on file with NPPES is in Portland, ME. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Michelle Belyea Nurse Practitioner · Portland, ME NPI 1114996808 Lorraine Laliberte Physician Assistant · Portland, ME NPI 1982673638 Lois Tiedeken Nurse Practitioner · Portland, ME NPI 1326017070 August Valenti Infectious Disease Physician · Portland, ME NPI 1508835265 David Lynch Pediatrics Physician · Portland, ME NPI 1598734253 Carol Vaughan Obstetrics & Gynecology Physician · Portland, ME NPI 1043289705 Emil Gotschlich Obstetrics & Gynecology Physician · Portland, ME NPI 1679542336 James Zeitlin Internal Medicine Physician · Portland, ME NPI 1194794859
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2010-11-18.