Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Ms. Tonya Lynn Cham, FNP
Nurse Practitioner in Chico, CA · enumerated 2019.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1225670672
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Registry record
Entity type Individual (Type 1)
Name Ms. Tonya Lynn Cham
Credential FNP
Sex Female
Practice address 185 E 7th Ave, Chico, CA, 95926
Phone (530) 332-4400
Enumeration date Oct 16, 2019
Last updated in NPPES Aug 9, 2025
Taxonomy & licenses
363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 95036107 (CA) Secondary
363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License AP139169 (TX) 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 Tonya Cham?
The National Provider Identifier (NPI) for Tonya Cham is 1225670672, a Type 1 (individual) record in the CMS NPPES registry.
Where does Tonya Cham practice?
The practice location on file with NPPES is in Chico, CA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Eugene Moffett Interventional Cardiology Physician · Chico, CA NPI 1720071061 Christopher Massa Interventional Cardiology Physician · Chico, CA NPI 1295728392 Prajapathi Lakireddy Internal Medicine Physician · Chico, CA NPI 1356647044 Daniel Licon Family Nurse Practitioner · Chico, CA NPI 1275398372 Sydney Naylor Registered Dietitian · Chico, CA NPI 1811780752
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-08-09.