Kostas Sideridis, DO
Medical Spa in Syosset, NY
Profile reviewed by No BS Med Spa Reviews Editorial Team · Updated 2026-05-19
Key Facts
- Kostas Sideridis, DO is a medical spa located at 121 Eileen Way 11791.
- Rating: 4.9/5 across 272 patient reviews.
- Phone: (516) 584-6400.
- Services: Gastroenterologist.
- Price range: $$.
Our composite score from 6 weighted data signals.
How we calculated this
- Google rating1.47 of 5 · weight 30%
4.9/5 stars
- Review volume0.88 of 5 · weight 25%
272 reviews (log-normalized)
- Review recency0.00 of 5 · weight 10%
no review dates on file
- Sentiment analysis0.45 of 5 · weight 15%
analysis pending (default 60%)
- Data completeness0.66 of 5 · weight 15%
7/8 data points verified
- Google Place ID verified0.00 of 5 · weight 5%
not yet verified
Kostas Sideridis, DO is a medical spa located in Syosset, NY at 121 Eileen Way. It holds a 4.9/5 rating across 272 patient reviews, placing it among the highest-rated medical spas in Syosset. Services include gastroenterologist.
Contact & Location
Ratings & Reviews
Kostas Sideridis, DO ranks via our priority score (rating × log of review count), which favors providers with both high satisfaction and substantial review volume. See how we rank.
14 Data Points We Evaluated
8 of 14 verified- Verified address121 Eileen Way
- Phone number(516) 584-6400
- Real website (not directory URL)www.longislandgastro.com/?utm_source=gmb_auth
- Aggregate rating4.9/5
- Patient review volume272 reviews
- Recent review textpending enrichment
- Service inventory1 services documented
- Operating hours7/7 days documented
- MSD Editorial Score3.5/5
- Sentiment analysisanalysis pending
- Editorial team notespending editorial visit
- Contributor experiences0 on file
- Service strength analysispending — needs review text
- Editorial sub-ratingspending AI analysis
We evaluated these 14 data points for Kostas Sideridis, DO before listing. Read our research methodology →
Sources we analyzed for this listing
- 272 Google reviews
- 0 review excerpts on file
- 0 YouTube reviews found
- 0 Reddit threads referenced
- 0 first-person experiences from our contributor network
- Editorial team notes: pending visit
Last updated recently · How we source data →
Patient experiences from our contributor network
0 verified contributors have shared their experiences with Kostas Sideridis, DO.
Be the first to share your experience with Kostas Sideridis, DO.
Submit your experience →What clients love about Kostas Sideridis, DO
- Consistently high marks for Gastroenterologist results
- Long track record — 272 patient reviews and counting
- Convenient Syosset location
Services & Specialties
Services include Gastroenterologist.
Financing Available for Gastroenterologist in Syosset
Many med spas in Syosset offer financing through Cherry, Affirm, or CareCredit. Kostas Sideridis, DO can typically work with you on payment plans for treatments starting around $X. Ask during your consultation about month-by-month options.
Financing terms vary by provider and approved credit. Bring your questions about deposits, APR, and prepayment options to your initial consultation so you can compare totals across gastroenterologist packages in Syosset, NY.
Hours of Operation
| Monday | 9:00 AM-5:00 PM |
| Tuesday | 9:00 AM-5:00 PM |
| Wednesday | 9:00 AM-5:00 PM |
| Thursday | 9:00 AM-5:00 PM |
| Friday | 9:00 AM-5:00 PM |
| Saturday | Open |
| Sunday | Open |
Venues nearby
Frequently Asked Questions
Where is Kostas Sideridis, DO located?
Kostas Sideridis, DO is located at 121 Eileen Way in Syosset, NY 11791.
What is the phone number for Kostas Sideridis, DO?
You can reach Kostas Sideridis, DO at (516) 584-6400.
What services does Kostas Sideridis, DO offer?
Kostas Sideridis, DO offers gastroenterologist. Contact the provider directly for current service availability and pricing.
What is the rating of Kostas Sideridis, DO?
Kostas Sideridis, DO has a 4.9/5 star rating based on 272 aggregated patient reviews.
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Why Kostas Sideridis, DO is on our list
We evaluated 8 data points before listing Kostas Sideridis, DO. We never accepted payment from this business — they earned this listing through our methodology.
See how we research →Data sourcing: Business information is sourced from public business records. Ratings reflect aggregated patient reviews. See how we verify, how we rank, and methodology.