Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Heather Swearengen Ihlo, OD
Optometrist in Center, TX · enumerated 2018.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1871089540
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Registry record
Entity type Individual (Type 1)
Name Dr. Heather Swearengen Ihlo
Credential OD
Sex Female
Practice address 702 Louisiana St, Center, TX, 75935
Phone (936) 598-8501
Enumeration date Jul 6, 2018
Last updated in NPPES Jul 6, 2018
Taxonomy & licenses
OD · Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses.
About the OD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 112471102 | Medicaid | TX | - |
| 1568468585 | Other | - | OPTOMETRY |
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 Heather Ihlo?
The National Provider Identifier (NPI) for Heather Ihlo is 1871089540, a Type 1 (individual) record in the CMS NPPES registry.
Where does Heather Ihlo practice?
The practice location on file with NPPES is in Center, TX. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-07-06.