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- NPI Number
- 1932247731
- Provider Type
- Individual Practitioner
- Credential
- DDS
- Primary Specialty
- Dental Providers - Periodontist
- License Number
- 037208
- Practice Address
- 2500 Nesconset HWY, Building 11, Suite C
- City, State ZIP
- Stony Brook, NY 11790
- Phone
- (631) 751-8004
- Last Updated
- June 8, 2026
- Source
- Publicly available data
John Diana, DDS is a dental providers - periodontist provider located in Stony Brook, NY. They offer dental providers - periodontist services to patients in the Stony Brook area.
As a dental providers - periodontist provider in Stony Brook, this clinician evaluates and treats patients for a range of common conditions seen in Stony Brook and throughout NY.
The practice is located at 2500 Nesconset HWY, Building 11, Suite C, Stony Brook, NY 11790. Patients can call 6317518004 to schedule an appointment or use the directions link above to find the office from anywhere in the area.
Patients typically visit this provider for patients typically visit a dentist for routine cleanings, fillings, crowns, root canals, extractions, teeth whitening, and orthodontic evaluations.
If you plan to see this provider, it is a good idea to confirm that the practice accepts your insurance and is in-network before scheduling. Coverage details vary by plan, and our quote tool can help you compare options in NY.
This profile was last verified on June 8, 2026. Provider information is sourced from publicly available data and may not reflect recent changes. Please confirm details directly with the practice before scheduling.
John Diana, DDS
2500 Nesconset HWY, Building 11, Suite C, Stony Brook, NY 11790
Call for hours and appointments. Hours may vary by provider and location.
A patient’s guide to dental providers - periodontist care in Stony Brook, NY.
What a Dental Providers - Periodontist provider does
Dental providers diagnose and treat conditions of the teeth, gums, and mouth. They provide preventive cleanings, restorative procedures, and cosmetic treatments, and they play a key role in detecting oral health issues early.
Common conditions treated
Common dental conditions include cavities, gum disease (gingivitis and periodontitis), tooth sensitivity, cracked or chipped teeth, oral infections, tooth loss, and bite or alignment problems. Dentists also screen for oral cancer.
Common reasons to schedule a visit
Patients typically visit a dentist for routine cleanings, fillings, crowns, root canals, extractions, teeth whitening, and orthodontic evaluations.
What to expect during a visit
A standard dental visit includes an examination, cleaning, and X-rays as needed. Your dentist will discuss any treatment recommendations and answer questions about oral hygiene at home.
Insurance coverage considerations
Dental coverage is often sold separately from medical insurance, though some health plans include pediatric dental benefits. Compare dental plans to find one that fits your needs and budget.
How to choose the right dental providers - periodontist provider in Stony Brook
Choose a dental provider who explains treatment options clearly, offers preventive care plans, and accepts your insurance. Office hours, location, and emergency availability are also worth considering, especially for families.
Looking for in-network coverage that includes this dental providers - periodontist provider? Compare health plans in NY →
Insurance acceptance not listed
The public NPI registry does not include insurance acceptance data. Contact the office directly to ask if they accept your insurance plan. You can also use our quote tool to find health plans in NY.
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Common questions about John Diana, DDS in Stony Brook, NY.
How do I make an appointment with John Diana, DDS?
Call John Diana, DDS directly at their Stony Brook office to schedule a visit. You can also use the contact form on this page to send a message and the practice will respond.
Does John Diana, DDS accept insurance?
Provider insurance information is not included in the public NPI registry data that powers this directory. Contact the office directly to ask whether they accept your specific insurance plan. You can also use our quote tool to find health plans in NY.
What are the office hours for John Diana, DDS in Stony Brook?
Office hours for John Diana, DDS in Stony Brook are not currently published. Call the practice directly to confirm hours before your visit.
Is parking available at John Diana, DDS's Stony Brook location?
Most provider offices in Stony Brook offer on-site or nearby street parking. Call John Diana, DDS in Stony Brook ahead of time to confirm parking options and accessibility accommodations.
Does John Diana, DDS accept walk-in appointments?
Walk-in availability for dental providers - periodontist providers varies by location and day. Call ahead to confirm same-day availability before visiting.
How often should I see John Diana, DDS for a cleaning?
Most dental providers recommend a checkup and cleaning every six months. Patients with gum disease or other conditions may need more frequent visits. Ask John Diana, DDS about a preventive care schedule that fits your needs.
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Claim ProfileData is sourced from publicly available records. Public records do not confirm active license status, quality of care, insurance acceptance, or network participation. Please verify details directly with the provider before scheduling. Last updated June 8, 2026.