Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Obstetrics/Gynecology

Constantine Bakas, MD

Works at hospitals in Stony Brook, NY · New York

Summary

Constantine Bakas, MD (Obstetrics/Gynecology) is listed by Medicare at 1 hospital in Stony Brook, NY. NPI 1194895177. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Constantine Bakas, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Obstetrics/GynecologyPrimary specialty
YesAccepts Medicare assignment
38Years since medical school (graduated 1988)
New York College Of Osteo Medicine Of New York Institute Of TechnologyMedical school
MaleGender (as listed)
University Associates in Obstetrics and Gynecology University FacultyGroup practice

Quick answers

Which hospitals does Constantine Bakas work at?
Medicare's official clinician data lists Constantine Bakas at 1 hospital: Suny/Stony Brook University Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Constantine Bakas see patients?
Medicare's clinician data lists 1 practice location in Stony Brook, NY. Call before your visit to confirm the address.
What is Constantine Bakas's specialty?
Medicare lists Obstetrics/Gynecology as the primary specialty.
Does Constantine Bakas accept Medicare assignment?
Yes. Medicare's clinician data says Constantine Bakas accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Constantine Bakas?
(631) 444-7650, as listed in official Medicare / NPI Registry data.
What is Constantine Bakas's NPI number?
1194895177. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Constantine Bakas works

Medicare's Facility Affiliation Data lists Constantine Bakas at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Constantine Bakas is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Constantine Bakas as a member of this group (CMS data updated 2026-10-02).

  • University Associates in Obstetrics and Gynecology University Faculty112 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in New York →

Other OB-GYNs in Stony Brook

Clinicians with the same Medicare primary specialty in Stony Brook, NY — not a recommendation.

All OB-GYNs in Stony Brook →

Clinician information

CredentialMD
Medical schoolNew York College Of Osteo Medicine Of New York Institute Of Technology
Graduation year1988
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1194895177
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians