Important Alerts
Updates

The Extended Hours Center in Lake Success, will be closed on Monday, October 6.  Regular Extended Hours operations will resume at 5 p.m. the following day.
We apologize for any inconvenience and appreciate your understanding.

As of September 15, 2025, Plainview CardiologyGastroenterologyPrimary Care at 1181 Old Country Rd and Primary Care at 789 Old Country Rd have relocated to a new, state-of-the-art multi-specialty center at 1600 Old Country Road in Plainview.

Recording/Photography Not Permitted on Premises

Office and Urgent Care Closures

The Croton-on-Hudson lab is temporarily closed until further notice.

COVID-19 Information and Updates
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Fast Pass Provider
Accepting new patients
1759 Middle Country Road,
Centereach, NY 11720
1500 Route 112
Port Jefferson, NY 11777
6144 Route 25A
Wading River, NY 11792
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Accepting new patients
Sarah S. Sims, MD, FACS
Endocrine Surgery

This provider practices at multiple locations. See all

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672 Stoneleigh Avenue
Carmel, NY 10512
600 Westage Business Center Drive
Fishkill, NY 12524
100 South Bedford Road
Mount Kisco, NY 10549
30 Columbia Street
Poughkeepsie, NY 12601

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Cory  Singer, MD
Cory Singer, MD
Diagnostic Radiology
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Cory Singer, MD
Diagnostic Radiology
Fast Pass Provider
Accepting new patients
Cathy Lynn Singer, NP
Cathy Lynn Singer, NP
Internal Medicine (Primary Care)
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Cathy Lynn Singer, NP
Internal Medicine (Primary Care)
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575 Underhill Blvd
Syosset, NY 11791
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Accepting new patients
195 Cortlandt St
Belleville, NJ 07109
201 State Rt 17
Rutherford, NJ 07094
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Accepting new patients
Samantha  Singh, APN
Samantha Singh, APN
Pediatrics (Primary Care)
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Samantha Singh, APN
Pediatrics (Primary Care)
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191 Lefante Way
Bayonne, NJ 07002
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1 Dakota Drive
Lake Success, NY 11042
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Fast Pass Provider
Accepting new patients
100 South Bedford Road
Mount Kisco, NY 10549
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Accepting new patients
Puja  Singh, MD, FAAP
Puja Singh, MD, FAAP
Pediatrics (Primary Care)
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600 Westage Business Center Drive
Fishkill, NY 12524
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Fast Pass Provider
Accepting new patients
Gurminder  Singh, MD
Gurminder Singh, MD
Internal Medicine (Primary Care)
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Gurminder Singh, MD
Internal Medicine (Primary Care)
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2 Lincoln Avenue
Rockville Centre, NY 11570
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Accepting new patients
176 North Village Avenue
Rockville Centre, NY 11570
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Accepting new patients
Melissa  Sinrich, APN
Melissa Sinrich, APN
Family Medicine (Primary Care)
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Melissa Sinrich, APN
Family Medicine (Primary Care)
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2 South Black Horse Pike
Mt. Ephraim, NJ 08035
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Accepting new patients
47-01 Queens Blvd
Sunnyside, NY 11104
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Accepting new patients
Syed  Sirajuddin, MD
Syed Sirajuddin, MD
Internal Medicine (Primary Care)
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Syed Sirajuddin, MD
Internal Medicine (Primary Care)
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935 River Rd
Edgewater, NJ 07020
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Fast Pass Provider
Accepting new patients
200 W 57th St
New York, NY 10019
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Fast Pass Provider
Accepting new patients
195 Cortlandt St
Belleville, NJ 07109
55 Morris Ave
Springfield, NJ 07081
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Accepting new patients
Accepting new patients
Kristen  Smalley-Szabo, RPA-C
Kristen Smalley-Szabo, RPA-C
Family Medicine (Primary Care)
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6734 Route 9
Rhinebeck, NY 12572
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Accepting new patients
Johanna Marie Smith, NP
Johanna Marie Smith, NP
Internal Medicine (Primary Care)
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Johanna Marie Smith, NP
Internal Medicine (Primary Care)
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1500 Route 112
Port Jefferson Station, NY 11776
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Fast Pass Provider
Accepting new patients
Terri  Smith, MD
Terri Smith, MD
Pediatrics (Primary Care)
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Terri Smith, MD
Pediatrics (Primary Care)
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18 Railroad Ave
Rochelle Park, NJ 07662
870 Palisade Ave
Teaneck, NJ 07666
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Accepting new patients
Accepting new patients
1561 Ulster Avenue
Lake Katrine, NY 12449
6734 Route 9
Rhinebeck, NY 12572
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Accepting new patients
3 Delaware Drive
Lake Success , NY 11042
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