Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Catherine Jimmerson
Nurse Practitioner in Covina, CA · enumerated 2015.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1275929879
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Registry record
Entity type Individual (Type 1)
Name Catherine Jimmerson
Sex Female
Practice address 210 W San Bernardino Rd, Covina, CA, 91723
Phone (626) 331-7331
Enumeration date Apr 9, 2015
Last updated in NPPES Oct 4, 2020
Taxonomy & licenses
363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 95002214 (CA) 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
Where does Catherine Jimmerson practice?
The practice location on file with NPPES is in Covina, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Catherine Jimmerson?
The National Provider Identifier (NPI) for Catherine Jimmerson is 1275929879, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Uri Zisblatt Radiation Oncology Physician · Covina, CA NPI 1114921616 David Chun Anatomic Pathology & Clinical Pathology Physician · Covina, CA NPI 1467446948 Kenneth Frankel Anatomic Pathology & Clinical Pathology Physician · Covina, CA NPI 1639163116 John Chon Emergency Medicine Physician · Covina, CA NPI 1184691644 Ghada Assassa-Solh Diagnostic Radiology Physician · Covina, CA NPI 1457313017 Emanate Health Medical Center Skilled Nursing Facility · Covina, CA NPI 1629009097 Kok Chan Anesthesiology Physician · Covina, CA NPI 1689609471 Taposh Chatterjee Anesthesiology Physician · Covina, CA NPI 1497780282
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-10-04.