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Grannum Errol O MD

📍 2010 S Cynthia St STE 107, McAllen, TX 78503, United States
[x] Active Centre⭐ 4.3/5 (15 reviews)🕐 8 am-5 pm📞 +1 956-687-3937⏱️ 3 min read
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Grannum Errol O MD

Eye Care Provider
🏢
2010 S Cynthia St STE 107, McAllen, TX 78503, United States McAllen, Texas 78503
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PIN Code
78503
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Plus Code
5QJH+RM McAllen, Texas, USA
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Timings
8 am-5 pm
Verified May 2026
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Grannum Errol O MD

📞 +1 956-687-3937
📍 2010 S Cynthia St STE 107, McAllen, TX 78503, United States...
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Customer Reviews
4.3
★★★★☆
15 reviews on Google
5★
12
4★
0
3★
0
2★
1
1★
2
AS
Annabel Salinas
Oct 22, 2025
★★★★★
Great. Doctor. Friendly and explains all very well. Cares about his patients. I have my son in law, myself, my son and my husband. We are very happy with his service. God bless you Doctor Errol Granuum!
DE
Doreen Ekabo
Dec 04, 2024
★★★★★
I have nothing but positive to say about dr Granum and his staff. My mom's eyes sight improved drastically and got better after dr Granum took over her care.
X
Xeno⭐ Local Guide
Jul 25, 2019
★★★★★
This man saved my mother's eyesight some years back. Because of that, she's been able to see me grow up, and do things of my own. He is such a good doctor, and he truly cares about his patients. My family and I will always be grateful for this. Bless this man's soul.
MM
MO Money
Aug 17, 2023
★☆☆☆☆
Horrible experience had my mom waiting for two hours and kept passing people that came after I think it because they pay with cash and get preference but idk. What a terrible place and experience we had here.
MC
Mary Clary
Apr 29, 2025
★★★★★
Wonderful experience with this professional Dr. Grannum. I recommend him highly.
IM
Idalia Mata
Aug 17, 2023
★★☆☆☆
Wow I can't even with this place anymore first they mess up location of appointment then they gave a new one an hour away we get here and then they have us waiting an hour and a half with no call.
PI
Paco Izazi
Jul 01, 2020
★★★★★
great doctor & friend, great staff, will always recommend to my friends and family !!
MB
marissa badillo
Mar 24, 2026
★★★★★
I consulted Dr. Grunnum 2 Saturdays ago and it was a very good experience! His staff treated me with compassion and great care. I'd never been to an ophthalmologist and to be honest I was scared of all the tests that had to be done but his nurse helped me relax she explained everything that was going to be done before it was done and that gave me great peace. I was able to complete all the testing and everything turned out to be perfect with my eyes ! Would I return? Most defiantly and I would highly recommend Dr Grunnum to anyone! Thank u Dr. Grunnum for all your care and the great service provided to me !
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📈Quick Comparison: Top Eye Clinics in McAllen
NameRatingPhoneLink
Grannum Errol O MD Current⭐ 4.3 (15)✅ YesView Details
Eyemart Express ⭐ 4.8 (1343)✅ YesView Details
LensCrafters ⭐ 4.9 (801)✅ YesView Details

Comparison based on verified Google Maps data and user reviews.

[?]Frequently Asked Questions
Where is Grannum Errol O MD located? +
Grannum Errol O MD is at 2010 S Cynthia St STE 107, McAllen, TX 78503, United States, McAllen, Texas 78503.
What services does Grannum Errol O MD offer? +
Grannum Errol O MD provides comprehensive eye care including services for this business. Call +1 956-687-3937 for specific service availability.
What are the opening hours of Grannum Errol O MD? +
Grannum Errol O MD is open 8 am-5 pm. Closed on: Saturday, Sunday
Does Grannum Errol O MD accept walk-in patients? +
Grannum Errol O MD in McAllen accepts both appointments and walk-ins, though appointments are recommended for specialized services.
What is the average consultation fee at Grannum Errol O MD? +
Consultation fees vary by service at Grannum Errol O MD. Basic eye exams typically start from $50 to $150 in McAllen, while specialized treatments and surgeries may cost more.
Is Grannum Errol O MD equipped for emergency eye care? +
Grannum Errol O MD provides emergency eye care services for conditions like eye injuries, sudden vision loss, or severe eye pain during operating hours.

About Grannum Errol O MD

Dr. Errol O. Geranium is a board-certified ophthalmologist specializing in the diagnosis of glaucoma and other eye diseases. Our clinic provides comprehensive eye care, including glaucoma evaluations, medical and surgical treatment options, routine eye exams, and management of complex ocular conditions. We are committed to preserving vision through early detection, personalized treatment plans, and advanced ophthalmic care in a professional and compassionate environment.

How to Get Help at Grannum Errol O MD

To visit Grannum Errol O MD in McAllen, call +1 956-687-3937 to schedule an appointment or walk in during business hours. Bring your medical history and any current eyeglasses or contact lenses.

Why Choose a Verified Eye Clinic in McAllen?

Choosing a verified eye clinic like Grannum Errol O MD in McAllen ensures you receive professional care from qualified specialists using modern equipment and approved treatment methods.

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🛡Editorial Verification
9.8/10
Trust Score: Excellent
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🗺️Location
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🕐Opening Hours
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Monday8 am-5 pm
Tuesday8 am-5 pm
Wednesday8 am-5 pm
Thursday8 am-5 pm
Friday8 am-5 pm
SaturdayClosed
SundayClosed
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Verified Eye Clinic Listing This listing has been verified for accuracy of contact details, professional credentials, and active operation status.
Registry Code: GBP-VET Last Vetted: May 2026

Google Place ID: ChIJIa4s4P8JZYYRl0vjdoPLPUg