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Best bariatric surgeons in Istanbul, compared

How to compare bariatric (gastric sleeve) surgeons in Istanbul on facts you can check, with the verified surgeons listed on &NewMe in alphabetical order. We do not rank surgeons.

We run &NewMe. Last checked: 1 November 2026.

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The short answer

There is no single “best” bariatric surgeon in Istanbul, and no honest site can rank them for you. What you can do is compare surgeons on facts you can check: a named surgeon on the Ministry of Health’s HealthTürkiye register with a surgical specialty, a licensed hospital with the right facilities, a written itemised quote, and a clear plan for follow-up after you fly home. This guide explains each check, then lists the verified gastric sleeve surgeons in Istanbul on &NewMe, in alphabetical order and without prices.

What “best” should mean when you compare

Search results and social media often use “best” to mean “most advertised”. A better definition is a surgeon who passes the same six checks for you as for anyone else.

  1. A named surgeon with a verifiable record. Look the surgeon up on the HealthTürkiye professionals register and confirm the specialty (general surgery, with bariatric or obesity surgery experience). A clinic name without a named surgeon is a warning sign.
  2. Bariatric experience, not only years in practice. Ask how many gastric sleeve operations the surgeon performs in a typical year and how complications are handled. The number matters less than a straight answer.
  3. The hospital, not only the surgeon. Confirm the hospital’s Ministry of Health licence and that it has intensive care and the specialists needed if something goes wrong. If a hospital claims JCI or another accreditation, check it on the accreditor’s own list rather than on the hospital’s website.
  4. A written, itemised quote. It should name the surgeon and hospital and list nights in hospital, anaesthesia, tests, medication, transfers and what is not included.
  5. A follow-up plan. Who do you contact after you return home, in which language, and what is covered if a complication appears? Ask for this in writing.
  6. Honest screening. A good team asks for your medical history and may decline or delay surgery. If everyone is accepted immediately, be cautious. Our gastric sleeve page has a short eligibility check.

Verified gastric sleeve surgeons in Istanbul on &NewMe

These are the surgeons with a named profile, a listed Istanbul hospital and a verified status for gastric sleeve on &NewMe today. Open a profile for qualifications, reviews and a quote request.

SurgeonHospital or clinicExperienceLanguages
Ahmet Gökhan Türkçapar
Prof., MD
Acıbadem Fulya HospitalNot listedTurkish, English, German
Ali Durmuş
Assoc. Prof., MD
Avrasya Hospital GaziosmanpaşaNot listedNot listed
Cem Arslan
Op. Dr.
Central Hospital Ataşehir13 yearsNot listed
Erkan Yardımcı
Assoc. Prof., MD
Medicana Ataköy Hospital12 yearsNot listed
Gökmen Öztürk
Assoc. Prof., MD
Aile Hospital28 yearsNot listed
Mehmet Altıntaş
Assoc. Prof., MD
Medicana Çamlıca Hospital23 yearsNot listed
Mustafa Atabey
Assoc. Prof., MD
VM Medical Park Maltepe Hospital13 yearsTurkish
Mustafa Kalaycı
Prof, MD
BHT Clinic İstanbul Tema Hospital28 yearsTurkish, English
Ozan Şen
Assoc. Prof., MD
İstanbul Cerrahi Hospital18 yearsTurkish, English
Taalaibek Sydykov
Op. Dr.
Türkiye Hospital3 yearsTurkish, English, Russian, Kyrgyz
Toygar Toydemir
Prof, MD
İstanbul Cerrahi Hospital20 yearsTurkish, English, Italian
Vehibe Işık
Op. Dr.
Rumeli HospitalNot listedNot listed

This list is a directory, not a ranking and not a recommendation. Surgeons are shown in alphabetical order. A listing means the surgeon has a named profile on &NewMe that we checked against the Ministry of Health’s HealthTürkiye register; it is not a guarantee of outcome. Prices are not shown here: see the cost guide and each surgeon’s written quote. Last checked: 1 November 2026.

How to compare two surgeons side by side

Put two written quotes next to each other and fill in the same rows for each. Differences usually appear in the rows people forget to ask about.

  • Named surgeon and hospital, and whether the surgeon who consults you is the one who operates.
  • Nights in hospital and whether hotel nights, transfers and medication are inside the price.
  • Pre-operative tests, anaesthesia and the dietitian or follow-up plan.
  • What happens in a complication: who treats it, where, and who pays.
  • Deposit amount, who receives it and the refund rules.
  • Languages the surgeon and coordinator speak with you.

Our guide to comparing surgeons and prices in Turkey walks through this in more detail, and the gastric sleeve cost guide shows what a package normally includes.

Questions to ask before you book

  • How many gastric sleeve operations do you perform each year, and what is your approach to follow-up?
  • Which hospital will I be in, and what intensive-care and emergency cover does it have?
  • Who will see me after the operation, and who can I contact when I am home?
  • Are there medical reasons I might not be suitable, and what tests do you need first?
  • What is included in the price and what costs extra?
  • What do you do if I have a complication after I return home?

Hospital accreditation: how to check it

Accreditation such as JCI is a hospital-level quality mark, and it is not the same as a surgeon’s qualification. If a hospital advertises it, look it up on the accrediting body’s public list and check the exact hospital name and campus. Hospitals can be part of a group where only one campus is accredited. This guide does not show accreditation in the table above for that reason: please check it at the source for the hospital you are considering. Our page on how we verify providers explains what we check and what we leave to you.

Planning aftercare before you travel

A gastric sleeve is the start of a long dietary change, not a single operation. Before you book, ask for the diet plan for the first weeks, what supplements you will need, and how check-ups at home will work. Make sure your own doctor knows your plans. If you are travelling from New Zealand, the UK or Ireland, our country pages explain the typical trip: New Zealand, UK, Ireland.

Keep reading

Frequently asked questions

Who is the best bariatric surgeon in Istanbul?

There is no honest single answer. Compare named surgeons on checkable facts: HealthTürkiye record and specialty, bariatric experience, a licensed hospital, a written itemised quote and a follow-up plan. This page lists verified surgeons alphabetically, not by rank.

How do I check a bariatric surgeon’s credentials in Turkey?

Search the surgeon’s name on the Ministry of Health’s HealthTürkiye professionals register and confirm the specialty. Ask for the surgeon’s licence number in your quote. See our verification checklist for the steps.

Is the hospital accredited?

Ask the hospital which accreditation it holds and check it on the accrediting body’s own public list, using the exact hospital name and campus. Do not rely on a website badge alone.

Does this list rank surgeons?

No. Surgeons are listed alphabetically. Being on the list means a named, verified profile on &NewMe, not a recommendation or a guarantee of results.

Why does the list not show prices?

Prices depend on the surgeon, hospital and package and are confirmed in a written quote. See the gastric sleeve cost guide and each surgeon’s profile.

What should a gastric sleeve quote include?

The named surgeon and hospital, nights in hospital, anaesthesia, tests, medication, transfers if offered, follow-up, complication cover and what is excluded.

Can I choose a surgeon outside Istanbul?

Yes. Some listed surgeons work in other cities, such as Antalya. This guide covers Istanbul; see all gastric sleeve surgeons for the full list.

What if I have a complication after I go home?

Ask before you book who treats it, where, and who pays, and get this in writing. Contact your own doctor in an emergency.

Do I pay &NewMe a fee?

No. Patients do not pay &NewMe for comparing providers or asking for quotes. Providers pay us a fee when a patient we introduced books. See our terms.

Compare written quotes from named surgeons

Tell us your treatment and dates. Licensed providers on &NewMe send written quotes that name the surgeon and the hospital.

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