Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Debra Jeanne Oestreich, NP
Nurse Practitioner in Decatur, IL · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1699724492
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Registry record
Entity type Individual (Type 1)
Name Debra Jeanne Oestreich
Credential NP
Sex Female
Practice address 2905 N Main St, Decatur, IL, 62526
Phone (217) 877-9117
Fax (217) 877-3077
Enumeration date May 9, 2006
Last updated in NPPES Mar 25, 2014
Taxonomy & licenses
363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 209004419 (IL) 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
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 Debra Oestreich?
The National Provider Identifier (NPI) for Debra Oestreich is 1699724492, a Type 1 (individual) record in the CMS NPPES registry.
Where does Debra Oestreich practice?
The practice location on file with NPPES is in Decatur, IL. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → John C. Kefalas, M.D.,S.C. Orthopaedic Surgery Physician · Decatur, IL NPI 1811993405 Lisa Smith Pediatric Nurse Practitioner · Decatur, IL NPI 1134194160 Noah Still Internal Medicine Physician · Decatur, IL NPI 1972560795 John Kefalas Orthopaedic Surgery Physician · Decatur, IL NPI 1386832855 Manisha Ahuja Internal Medicine Physician · Decatur, IL NPI 1518132877 Allison Raiha Registered Dietitian · Decatur, IL NPI 1447568605 Amy Marsili Social Worker · Decatur, IL NPI 1285930578 Community Health Improvement Center Clinical Social Worker · Decatur, IL NPI 1770836991
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-03-25.