Quick answers
- Which hospitals does David B. Kugler work at?
- Medicare's official clinician data lists David B. Kugler at 4 hospitals: Good Samaritan Hospital Medical Center, John T Mather Memorial Hospital of Port Jefferson, St Catherine of Siena Hospital and Suny/Stony Brook University Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does David B. Kugler see patients?
- Medicare's clinician data lists 1 practice location in Smithtown, NY. Call before your visit to confirm the address.
- What is David B. Kugler's specialty?
- Medicare lists Endocrinology as the primary specialty, and also Internal Medicine.
- Does David B. Kugler accept Medicare assignment?
- Yes. Medicare's clinician data says David B. Kugler 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 David B. Kugler?
- (631) 265-5545, as listed in official Medicare / NPI Registry data.
- What is David B. Kugler's NPI number?
- 1174570147. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where David B. Kugler works
Medicare's Facility Affiliation Data lists David B. Kugler at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Good Samaritan Hospital Medical CenterWest Islip, NY · Acute Care Hospital · CCN 330286
- John T Mather Memorial Hospital of Port JeffersonPort Jefferson, NY · Acute Care Hospital · CCN 330185
- St Catherine of Siena HospitalSmithtown, NY · Acute Care Hospital · CCN 330401
- Suny/Stony Brook University HospitalStony Brook, NY · Acute Care Hospital · CCN 330393
Practice locations
Addresses where David B. Kugler is enrolled with Medicare (CMS data updated 2026-10-02).
- 732 Smithtown Byp, Suite 103Smithtown, NY 11787 (631) 265‑5545
Group practices
Medicare enrollment lists David B. Kugler as a member of this group (CMS data updated 2026-10-02).
- Endocrine Associates of Long Island, PC2 clinicians in the group
Specialties
- Endocrinologyprimary
- Internal Medicinealso
Other endocrinologists in New York
Clinicians with the same Medicare primary specialty in New York — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 1982 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1174570147 |
| Corrections | Report 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians