Organization Profile
Errol O Grannum
Unclaimed ProfileAbout Errol O Grannum
Errol O Grannum is a healthcare organization in Mcallen, TX, registered under ophthalmology. This provider record is associated with NPI 1457377194.
Factual summary compiled by Guide.md from public records; not written by this provider.
Practice Size
Counted from individual NPI records registered at the same street address; a shared building can inflate this.
Providers in This Building & Nearby
From registry street addresses: providers filed at this building, which can include unrelated practices sharing it.
- Ruy Mireles Quintanilla Neurology
- Errol O. Grannum, MD Ophthalmology
- Roberto A. Arguello, M.D. Ophthalmology
- Sandra Y. Blanco, DPM Podiatry
Specialty
Credentials & Licensing
Contact Information
- (956) 687-3937
- Email not available
Practice Locations
1910 S 1ST ST SUITE 400
Mcallen, TX 78503
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other eye doctors at this location 2
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Common questions
What is Errol O Grannum's specialty?
Errol O Grannum is an eye doctor in Mcallen, TX. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
Where can I find Errol O Grannum?
Errol O Grannum is listed at 1910 S 1St St Suite 400, Mcallen, TX 78503. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Errol O Grannum?
The number on file is (956) 687-3937. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Errol O Grannum's NPI number?
Errol O Grannum's National Provider Identifier is 1457377194. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Has Errol O Grannum confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Errol O Grannum. If this is you, claiming it is free.
Guide.md
Is this your practice?
Manage this listing? Log in or create an account, then click “This is my practice and I manage it” here. A verified physician whose registry address matches this location is approved instantly; everyone else is reviewed by a person.
Guide.md listings do not constitute medical advice or an endorsement.