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Dr. John S. Mastroni, MD

📍 2840 O'Neil Ln, Eureka, CA 95503, United States
[x] Active Centre⭐ 3.4/5 (5 reviews)📞 +1 707-443-9777⏱️ 3 min read
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Dr. John S. Mastroni, MD

Eye Care Provider
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2840 O'Neil Ln, Eureka, CA 95503, United States Eureka, California 95503
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PIN Code
95503
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Plus Code
QVJ7+RP Eureka, California, USA
Verified May 2026
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Dr. John S. Mastroni, MD

📞 +1 707-443-9777
📍 2840 O'Neil Ln, Eureka, CA 95503, United States...
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Customer Reviews
3.4
★★★☆☆
5 reviews on Google
5★
3
4★
0
3★
0
2★
0
1★
2
MR
Meghan Riley⭐ Local Guide
Oct 20, 2025
★☆☆☆☆
I get very nervous about eye drops. The medical assistant blatantly showed frustration with me (when I was just scared) and communicated it loudly to Dr. Mastroni. He then forcefully manhandled me and put in my eye drops. I am now even more terrified to go to the eye doctor. Do not recommend.
BK
Bee Keeper⭐ Local Guide
Apr 20, 2023
★★★★★
Dr John is a God of eyes I don't there's any better on this planet I owe my vision to him I would have been a one eyed jack without him
NK
Nelson Kass
May 06, 2024
★★★★★
Dr. Mastroni is an excellent doctor`
M
Mary
Aug 25, 2023
★☆☆☆☆
AB
ANTHONY BARONDESS
Aug 01, 2020
★★★★★
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📈Quick Comparison: Top Eye Clinics in Eureka
NameRatingPhoneLink
Dr. John S. Mastroni, MD Current⭐ 3.4 (5)✅ YesView Details
Cole Family Eye Care Optometry ⭐ 4.8 (58)✅ YesView Details
Site for Sore Eyes - Eureka ⭐ 4.4 (43)✅ YesView Details

Comparison based on verified Google Maps data and user reviews.

[?]Frequently Asked Questions
Where is Dr. John S. Mastroni, MD located? +
Dr. John S. Mastroni, MD is at 2840 O'Neil Ln, Eureka, CA 95503, United States, Eureka, California 95503.
What services does Dr. John S. Mastroni, MD offer? +
Dr. John S. Mastroni, MD provides comprehensive eye care including services for this business. Call +1 707-443-9777 for specific service availability.
What are the opening hours of Dr. John S. Mastroni, MD? +
Dr. John S. Mastroni, MD is open business hours. Open all days.
Does Dr. John S. Mastroni, MD accept walk-in patients? +
Dr. John S. Mastroni, MD in Eureka accepts both appointments and walk-ins, though appointments are recommended for specialized services.
What is the average consultation fee at Dr. John S. Mastroni, MD? +
Consultation fees vary by service at Dr. John S. Mastroni, MD. Basic eye exams typically start from $50 to $150 in Eureka, while specialized treatments and surgeries may cost more.
Is Dr. John S. Mastroni, MD equipped for emergency eye care? +
Dr. John S. Mastroni, MD provides emergency eye care services for conditions like eye injuries, sudden vision loss, or severe eye pain during operating hours.

About Dr. John S. Mastroni, MD

Dr. John S. Mastroni, MD is a verified business in Eureka, California.

How to Get Help at Dr. John S. Mastroni, MD

To visit Dr. John S. Mastroni, MD in Eureka, call +1 707-443-9777 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 Eureka?

Choosing a verified eye clinic like Dr. John S. Mastroni, MD in Eureka 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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📍Nearby Centres
Ophthalmologist · ★4.1 (22)
505 m away
Ophthalmologist · ★5 (3)
506 m away
Ophthalmologist · ★5 (1)
15 m away
Ophthalmologist
505 m away
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: ChIJeYTtg7D_01QRyskAzbCM3Ys