Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Hillary Loehman, APN-CNP
Nurse Practitioner in Oak Park, IL · enumerated 2015.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1669858791
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Registry record
Entity type Individual (Type 1)
Name Hillary Loehman
Credential APN-CNP
Sex Female
Practice address 3 Erie Ct, Oak Park, IL, 60302
Phone (708) 383-6200
Enumeration date Jul 30, 2015
Last updated in NPPES Apr 10, 2026
Taxonomy & licenses
363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 209013277 (IL) Primary
363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 209013277 (IL) Secondary
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
Is this the official NPI registry?
No. NPI Portal is a private site built on public CMS NPPES data. The official registry is npiregistry.cms.hhs.gov, operated by CMS.
What specialty is Hillary Loehman?
Hillary Loehman is registered in NPPES with the primary taxonomy of Nurse Practitioner. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.
Other providers at this practice address
Browse all → Paula Green Emergency Medicine Physician · Oak Park, IL NPI 1609876077 Tim Luk Anesthesiology Physician · Oak Park, IL NPI 1356343321 Oleg Korolev Anesthesiology Physician · Oak Park, IL NPI 1750383535 David Schatz Internal Medicine Physician · Oak Park, IL NPI 1962497925 Professional Anesthesia, S.C. Interventional Pain Medicine Physician · Oak Park, IL NPI 1174572218 George Theotikos Anesthesiology Physician · Oak Park, IL NPI 1245282219 Mark Arnett Diagnostic Radiology Physician · Oak Park, IL NPI 1538114616 Jeffrey Muryn Interventional Pain Medicine Physician · Oak Park, IL NPI 1760426506
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-04-10.