Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Isabella Grace Simmons, OD
Optometrist in Birmingham, AL · enumerated 2025.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1427943935
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Registry record
Entity type Individual (Type 1)
Name Isabella Grace Simmons
Credential OD
Sex Female
Practice address 1720 University Blvd Ste 200, Birmingham, AL, 35233
Phone (833) 733-8742
Fax (205) 390-6460
Enumeration date Jun 12, 2025
Last updated in NPPES Sep 11, 2025
Taxonomy & licenses
OD · Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses.
About the OD 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
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 Isabella Simmons?
Isabella Simmons is registered in NPPES with the primary taxonomy of Optometrist. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.
Other providers at this practice address
Browse all → Virginia Lolley Ophthalmology Physician · Birmingham, AL NPI 1477556991 Priscilla Fowler Ophthalmology Physician · Birmingham, AL NPI 1851398093 Blythe Monheit Glaucoma Specialist (Ophthalmology) Physician · Birmingham, AL NPI 1336196542 Carol Rosenstiel Optometrist · Birmingham, AL NPI 1023038619 Tyler Hall Ophthalmology Physician · Birmingham, AL NPI 1336357284 Lindsay Rhodes Ophthalmology Physician · Birmingham, AL NPI 1396999587
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-09-11.