Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Joanna Trolinger, NP
Nurse Practitioner in Vacaville, CA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1962586339
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Registry record
Entity type Individual (Type 1)
Name Joanna Trolinger
Credential NP
Sex Female
Practice address 770 Mason St, Vacaville, CA, 95688
Phone (707) 454-5800
Fax (707) 454-5932
Enumeration date Oct 24, 2006
Last updated in NPPES Jul 24, 2015
Taxonomy & licenses
363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License NP2044 (CA) 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
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| RN149966 | Medicaid | CA | - |
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 Joanna Trolinger practice?
The practice location on file with NPPES is in Vacaville, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Joanna Trolinger?
The National Provider Identifier (NPI) for Joanna Trolinger is 1962586339, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Ricardo Denapoli Family Medicine Physician · Vacaville, CA NPI 1295703189 Andleeb Judge Internal Medicine Physician · Vacaville, CA NPI 1932141124 Anne Chen Internal Medicine Physician · Vacaville, CA NPI 1003852708 Raquel Cripe Family Medicine Physician · Vacaville, CA NPI 1912922782 Camille Barnes Obstetrics & Gynecology Physician · Vacaville, CA NPI 1174532667 Rich Adkins Physical Therapist · Vacaville, CA NPI 1235141268 Behroz Hamkar Family Medicine Physician · Vacaville, CA NPI 1073525036 Sutter Regional Medical Foundation Mammography Clinic/Center · Vacaville, CA NPI 1356434203
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-07-24.