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Important Alerts
Updates

As of June 2, 2025, Optum Cardiology and Optum Cardiac Electrophysiology have relocated to the 100 building on South Bedford Road, on the 3rd Floor. The new suite is just a two-minute walk away.

As of May 28, 2025, Pediatrics in West Orange located at 35 Park Ave has relocated to  55 Morris Ave in Springfield.

As of May 19, the OBGYN office in Syosset has relocated to Suite 181 in the same building at 575 Underhill Blvd, Syosset, NY.

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

Flu and COVID-19 vaccines are now available ›

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Fast Pass Provider
Accepting new patients
Tahsin Kabir, DO
Tahsin Kabir, DO
Family Medicine (Primary Care)
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Tahsin Kabir, DO
Family Medicine (Primary Care)
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317 E 34th Street
New York, NY 10016
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Accepting new patients
Christopher Anthony Kacin, MD
Christopher Anthony Kacin, MD
Pediatrics (Primary Care)
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Christopher Anthony Kacin, MD
Pediatrics (Primary Care)
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108-48 70th Road
Forest Hills, NY 11375
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Accepting new patients
Sarwat Kamal, MD
Sarwat Kamal, MD
Family Medicine (Primary Care), Internal Medicine (Primary Care)
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Sarwat Kamal, MD
Family Medicine (Primary Care), Internal Medicine (Primary Care)
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789 Old Country Road
Plainview, NY 11803
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Accepting new patients
Jeffrey David Karwoski, MD
Jeffrey David Karwoski, MD
Internal Medicine (Primary Care)
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Jeffrey David Karwoski, MD
Internal Medicine (Primary Care)
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2110 Northern Boulevard
Manhasset, NY 11030
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Accepting new patients
Ron E. Kastner, MD
Ron E. Kastner, MD
Internal Medicine (Primary Care)
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Ron E. Kastner, MD
Internal Medicine (Primary Care)
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789 Old Country Road
Plainview, NY 11803
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Accepting new patients
Maria Katsoulis-Emnace, MD
Maria Katsoulis-Emnace, MD
Pediatrics (Primary Care)
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Maria Katsoulis-Emnace, MD
Pediatrics (Primary Care)
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525 Route 70
Brick, NJ 08724
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Louise Katzin, DNP
Louise Katzin, DNP
Internal Medicine (Primary Care)
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Louise Katzin, DNP
Internal Medicine (Primary Care)
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90 South Bedford Road
Mount Kisco, NY 10549
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Accepting new patients
Brooke Rosen Keane, MD
Brooke Rosen Keane, MD
Internal Medicine (Primary Care)
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Brooke Rosen Keane, MD
Internal Medicine (Primary Care)
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123 Stewart Avenue
Hicksville, NY 11801
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Accepting new patients
Steven Mark Kellner, MD
Steven Mark Kellner, MD
Pediatrics (Primary Care)
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Steven Mark Kellner, MD
Pediatrics (Primary Care)
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571 Chestnut Street
Cedarhurst, NY 11516
340 Dogwood Avenue
Franklin Square, NY 11010
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Fast Pass Provider
Accepting new patients
Vahakn Shant Keskinyan, MD
Vahakn Shant Keskinyan, MD
Pediatrics (Primary Care)
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Vahakn Shant Keskinyan, MD
Pediatrics (Primary Care)
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814 Woodbury Road
Woodbury, NY 11797
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Accepting new patients
Douaa Khalil, MD, FAAP
Douaa Khalil, MD, FAAP
Pediatrics (Primary Care)
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Douaa Khalil, MD, FAAP
Pediatrics (Primary Care)
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714 10th St
Secaucus, NJ 07094
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Accepting new patients
Aqsa Khan, MD, FAAFP
Aqsa Khan, MD, FAAFP
Family Medicine (Primary Care)
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Aqsa Khan, MD, FAAFP
Family Medicine (Primary Care)
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1 Maywood Ave
Maywood, NJ 07607
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Accepting new patients
Neha Khanna, DO
Neha Khanna, DO
Family Medicine (Primary Care)
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Neha Khanna, DO
Family Medicine (Primary Care)
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1 Dakota Drive
Lake Success, NY 11042
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Accepting new patients
Sonu Khatri, APN, CPNP-BC
Sonu Khatri, APN, CPNP-BC
Pediatrics (Primary Care)
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Sonu Khatri, APN, CPNP-BC
Pediatrics (Primary Care)
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324 Palisade Ave
Jersey City, NJ 07307
714 10th St
Secaucus, NJ 07094
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Accepting new patients
Young Kim, MD
Young Kim, MD
Pediatrics (Primary Care)
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Young Kim, MD
Pediatrics (Primary Care)
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108-48 70th Road
Forest Hills, NY 11375
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Accepting new patients
Michael Kirpan, MD
Michael Kirpan, MD
Pediatrics (Primary Care)
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Michael Kirpan, MD
Pediatrics (Primary Care)
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185 NY-312
Brewster, NY 10509
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Accepting new patients
Jessica Lynn Kirschner, MD
Jessica Lynn Kirschner, MD
Pediatrics (Primary Care)
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Jessica Lynn Kirschner, MD
Pediatrics (Primary Care)
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571 Chestnut Street
Cedarhurst, NY 11516
340 Dogwood Avenue
Franklin Square, NY 11010
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Scott M. Klares, MD, FCCP
Scott M. Klares, MD, FCCP
Internal Medicine (Primary Care)
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Scott M. Klares, MD, FCCP
Internal Medicine (Primary Care)
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185 NY-312
Brewster, NY 10509
90 South Bedford Road
Mount Kisco, NY 10549
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Sheri Jo Klass, NP
Sheri Jo Klass, NP
Internal Medicine (Primary Care)
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Sheri Jo Klass, NP
Internal Medicine (Primary Care)
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10 Cranberry Drive
Hopewell Junction, NY 12533
30 Columbia Street
Poughkeepsie, NY 12601
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Radoslava Klein, MD
Radoslava Klein, MD
Internal Medicine (Primary Care)
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Radoslava Klein, MD
Internal Medicine (Primary Care)
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342 U.S. 202
Somers, NY 10589
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Vicki Klein, PAC
Vicki Klein, PAC
Internal Medicine (Primary Care)
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Vicki Klein, PAC
Internal Medicine (Primary Care)
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537 North State Road
Briarcliff Manor, NY 10510
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Accepting new patients
Mitchell Kleinberg, MD
Mitchell Kleinberg, MD
Pediatrics (Primary Care)
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Mitchell Kleinberg, MD
Pediatrics (Primary Care)
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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
Uthra Kodiyalam, MD
Uthra Kodiyalam, MD
Internal Medicine (Primary Care)
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Uthra Kodiyalam, MD
Internal Medicine (Primary Care)
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55 Morris Ave
Springfield, NJ 07081
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Fast Pass Provider
Accepting new patients
Fotini J. Kokotos, MD
Fotini J. Kokotos, MD
Pediatrics (Primary Care)
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Fotini J. Kokotos, MD
Pediatrics (Primary Care)
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1111 Park Avenue
New York, NY 10128
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Accepting new patients
Barbara Loretta Kolk-Seda, PA
Barbara Loretta Kolk-Seda, PA
Pediatrics (Primary Care)
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Barbara Loretta Kolk-Seda, PA
Pediatrics (Primary Care)
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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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