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Doctors in Smithtown, NY
272 doctors in Smithtown, NY. Every listing checked against the issuer's record, in the published order.
Health practices are listed so you can find them. Contact them directly; DouxProcess does not pass health requests.
Branch Pediatrics and Adolescent Group P.C.
Smithtown, NY
Proof for Branch Pediatrics and Adolescent Group P.C.
- NPI registration
- NPPES 1740552942
- Issuer
- NPPES NPI Registry
- Status
- Active
- Class
- Pediatrics
- Checked
- Oct 25, 2026
- Where
- Smithtown, NY · serves New York
- Phone
- (631) 979-6466
- Listing
- Built from public records. Not claimed yet, so call them directly.
Proof for Brian Margolis, M.D. and Anthony Spadaro, M.D., L.L.P.
- NPI registration
- NPPES 1326273939
- Issuer
- NPPES NPI Registry
- Status
- Active
- Class
- Internal Medicine, Pulmonary Disease
- Checked
- Oct 25, 2026
- Where
- Smithtown, NY · serves New York
- Phone
- (631) 360-8481
- Listing
- Built from public records. Not claimed yet, so call them directly.
David Michael Horowitz, MD PC
Smithtown, NY
Proof for David Michael Horowitz, MD PC
- NPI registration
- NPPES 1487951968
- Issuer
- NPPES NPI Registry
- Status
- Active
- Class
- Internal Medicine
- Checked
- Oct 25, 2026
- Where
- Smithtown, NY · serves New York
- Phone
- (631) 724-4048
- Listing
- Built from public records. Not claimed yet, so call them directly.
Dr Michael Kaplan DO PC
Smithtown, NY
Proof for Dr Michael Kaplan DO PC
- NPI registration
- NPPES 1912086000
- Issuer
- NPPES NPI Registry
- Status
- Active
- Class
- Internal Medicine
- Checked
- Oct 25, 2026
- Where
- Smithtown, NY · serves New York
- Phone
- (631) 366-2333
- Listing
- Built from public records. Not claimed yet, so call them directly.
Endocrine Associates of Long Island, PC
Smithtown, NY
Proof for Endocrine Associates of Long Island, PC
- NPI registration
- NPPES 1619200896
- Issuer
- NPPES NPI Registry
- Status
- Active
- Class
- Internal Medicine, Endocrinology, Diabetes & Metabolism
- Checked
- Oct 25, 2026
- Where
- Smithtown, NY · serves New York
- Phone
- (631) 265-5501
- Listing
- Built from public records. Not claimed yet, so call them directly.
Glass & Inserra, M.D P.C.
Smithtown, NY
Proof for Glass & Inserra, M.D P.C.
- NPI registration
- NPPES 1710156500
- Issuer
- NPPES NPI Registry
- Status
- Active
- Class
- Orthopaedic Surgery
- Checked
- Oct 25, 2026
- Where
- Smithtown, NY · serves New York
- Phone
- (631) 360-2200
- Listing
- Built from public records. Not claimed yet, so call them directly.
Harvey Gutman, MD PC
Smithtown, NY
Proof for Harvey Gutman, MD PC
- NPI registration
- NPPES 1235293770
- Issuer
- NPPES NPI Registry
- Status
- Active
- Class
- Urology
- Checked
- Oct 25, 2026
- Where
- Smithtown, NY · serves New York
- Phone
- (631) 862-3700
- Listing
- Built from public records. Not claimed yet, so call them directly.
Infectious Disease Medical Practice of NY LLC
Smithtown, NY
Proof for Infectious Disease Medical Practice of NY LLC
- NPI registration
- NPPES 1225255524
- Issuer
- NPPES NPI Registry
- Status
- Active
- Class
- Internal Medicine, Infectious Disease
- Checked
- Oct 25, 2026
- Where
- Smithtown, NY · serves New York
- Phone
- (631) 864-6111
- Listing
- Built from public records. Not claimed yet, so call them directly.
Island Plastic Surgery, PC
Smithtown, NY
Proof for Island Plastic Surgery, PC
- NPI registration
- NPPES 1679228993
- Issuer
- NPPES NPI Registry
- Status
- Active
- Class
- Surgery, Surgery of the Hand
- Checked
- Oct 25, 2026
- Where
- Smithtown, NY · serves New York
- Phone
- (631) 540-0022
- Listing
- Built from public records. Not claimed yet, so call them directly.
Kalter Physical Medicine & Rehabilitation PC
Smithtown, NY
Proof for Kalter Physical Medicine & Rehabilitation PC
- NPI registration
- NPPES 1720526999
- Issuer
- NPPES NPI Registry
- Status
- Active
- Class
- Physical Medicine & Rehabilitation, Pain Medicine
- Checked
- Oct 25, 2026
- Where
- Smithtown, NY · serves New York
- Phone
- (631) 361-5300
- Listing
- Built from public records. Not claimed yet, so call them directly.
Leon NP Family Health Care PLLC
Smithtown, NY
Proof for Leon NP Family Health Care PLLC
- NPI registration
- NPPES 1710807524
- Issuer
- NPPES NPI Registry
- Status
- Active
- Class
- Family Medicine
- Checked
- Oct 25, 2026
- Where
- Smithtown, NY · serves New York
- Phone
- (646) 236-5620
- Listing
- Built from public records. Not claimed yet, so call them directly.
Long Island Gastroenterology and Liver Disease P.C.
Smithtown, NY
Proof for Long Island Gastroenterology and Liver Disease P.C.
- NPI registration
- NPPES 1194025973
- Issuer
- NPPES NPI Registry
- Status
- Active
- Class
- Internal Medicine
- Checked
- Oct 25, 2026
- Where
- Smithtown, NY · serves New York
- Phone
- (631) 265-0062
- Listing
- Built from public records. Not claimed yet, so call them directly.
Long Island Medical Office, PLLC
Smithtown, NY
Proof for Long Island Medical Office, PLLC
- NPI registration
- NPPES 1336517242
- Issuer
- NPPES NPI Registry
- Status
- Active
- Class
- Physical Medicine & Rehabilitation
- Checked
- Oct 25, 2026
- Where
- Smithtown, NY · serves New York
- Phone
- (631) 656-8270
- Listing
- Built from public records. Not claimed yet, so call them directly.
Mcclain Laboratories LLC
Smithtown, NY
Proof for Mcclain Laboratories LLC
- NPI registration
- NPPES 1144283912
- Issuer
- NPPES NPI Registry
- Status
- Active
- Class
- Pathology, Anatomic Pathology & Clinical Pathology
- Checked
- Oct 25, 2026
- Where
- Smithtown, NY · serves New York
- Phone
- (631) 361-4000
- Listing
- Built from public records. Not claimed yet, so call them directly.
Middle Country Endocrinology, PC
Smithtown, NY
Proof for Middle Country Endocrinology, PC
- NPI registration
- NPPES 1295068930
- Issuer
- NPPES NPI Registry
- Status
- Active
- Class
- Internal Medicine, Endocrinology, Diabetes & Metabolism
- Checked
- Oct 25, 2026
- Where
- Smithtown, NY · serves New York
- Phone
- (631) 509-0390
- Listing
- Built from public records. Not claimed yet, so call them directly.
Mirza Orthopedics PC
Smithtown, NY
Proof for Mirza Orthopedics PC
- NPI registration
- NPPES 1043881196
- Issuer
- NPPES NPI Registry
- Status
- Active
- Class
- Orthopaedic Surgery
- Checked
- Oct 25, 2026
- Where
- Smithtown, NY · serves New York
- Phone
- (631) 361-5302
- Listing
- Built from public records. Not claimed yet, so call them directly.
New York Spine Care Medical, PC
Smithtown, NY
Proof for New York Spine Care Medical, PC
- NPI registration
- NPPES 1801155130
- Issuer
- NPPES NPI Registry
- Status
- Active
- Class
- Physical Medicine & Rehabilitation, Pain Medicine
- Checked
- Oct 25, 2026
- Where
- Smithtown, NY · serves New York
- Phone
- (631) 656-6853
- Listing
- Built from public records. Not claimed yet, so call them directly.
North Shore Digestive Medicine PC
Smithtown, NY
Proof for North Shore Digestive Medicine PC
- NPI registration
- NPPES 1407114960
- Issuer
- NPPES NPI Registry
- Status
- Active
- Class
- Internal Medicine, Gastroenterology
- Checked
- Oct 25, 2026
- Where
- Smithtown, NY · serves New York
- Phone
- (516) 488-9427
- Listing
- Built from public records. Not claimed yet, so call them directly.
North Shore Psychiatric Consultants PC
Smithtown, NY
Proof for North Shore Psychiatric Consultants PC
- NPI registration
- NPPES 1558489864
- Issuer
- NPPES NPI Registry
- Status
- Active
- Class
- Psychiatry & Neurology, Psychiatry
- Checked
- Oct 25, 2026
- Where
- Smithtown, NY · serves New York
- Phone
- (631) 265-6868
- Listing
- Built from public records. Not claimed yet, so call them directly.
Omni Medical 360 PLLC
Smithtown, NY
Proof for Omni Medical 360 PLLC
- NPI registration
- NPPES 1114780525
- Issuer
- NPPES NPI Registry
- Status
- Active
- Class
- Internal Medicine
- Checked
- Oct 25, 2026
- Where
- Smithtown, NY · serves New York
- Phone
- (631) 813-7788
- Listing
- Built from public records. Not claimed yet, so call them directly.
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