Medicare Advantage Provider Directory
The network providers listed in the directory below have agreed to provide you with your health care services. All providers in this provider directory accept both Medicare and Medicaid.
- For dental services – Search the online directory – Select Choose a location and plan, enter your address, city, or zip code, and under Plan name select NY Nascentia Medicare listed under NY. For assistance please call 1-844-824-2024 (TTY: 1-800-466-7566).
- For vision services – Search the online directory. For assistance please call Member Services at 1-888-477-0090 (TTY: 711) or Superior Vision at 1-800-879-6901.
Categories
- Facilities1498
- Acute Inpatient Hospital42
- Behavioral Health Services12
- Certified Home Health Agency85
- Durable Medical Equipment1017
- Hospice and Palliative Care1
- Inpatient Psychiatric Facility Services15
- Laboratories109
- Nutrition Services1
- Outpatient Dialysis Clinic48
- Physical Therapy Facility39
- Private Duty Nursing9
- Skilled Nursing Facility98
- Surgery Center11
- Transportation11
- Primary Care Providers5613
- Specialists24341
- Acupuncture5
- Addiction Medicine68
- Addiction Psychiatry1
- Adolescent Medicine1
- Adult Gerontology Primary Care Nurse Practitioner1
- Adult Reconstructive Orthopedic Surgery4
- Adult Reconstructive Surgery, Orthopedic3
- Advanced Practice Midwife5
- Allergy & Immunology132
- Allergy & Immunology, Pediatric3
- Anesthesiology81
- Audiology196
- Bariatric Surgery12
- Behavior Analyst1
- Behavioral Analysis2
- Behavioral Analyst1
- Behavioral Health1
- Behavioral Health-Social Work3
- Cardiac Electrophysiology65
- Cardiac Surgery18
- Cardiology489
- Cardiology, Interventional73
- Cardiology, Nuclear5
- Cardiology, Pediatric3
- Cardiothoracic Surgery49
- Cardiovascular Disease536
- Cardiovascular Surgery11
- Certified Midwife4
- Certified Physician Assistant1
- Child & Adolescent Psychiatry5
- Chiropractic Medicine28
- Chiropractor48
- Colon & Rectal Surgery150
- Colorectal Surgery2
- Critical Care23
- Critical Care Medicine185
- Critical Care Surgery29
- Dermatology406
- Diabetes Educator39
- Diagnostic Radiology27
- Dietary and Nutrition1
- Dietetics, Registered1
- Dietician27
- Dietician Nutritionist8
- Dietician, Registered156
- Echocardiography3
- Electrodiagnostic Medicine1
- Emergency Medicine64
- Emergency Medicine, Pediatric3
- Endocrinology And Metabolism14
- Endocrinology, Diabetes & Metabolism191
- Endocrinology, Diabetes and Metabolism1
- Epilepsy22
- Family1
- Family Medicine18
- Foot Surgery11
- Gastroenterology425
- General Surgery318
- Genetics7
- Geriatric Medicine13
- Geriatrics97
- Gynecologic Oncology3
- Gynecology28
- Hand Surgery18
- Hand Therapy1
- Head & Neck Surgery2
- Head Surgery4
- Hematology61
- Hematology-Oncology3
- Hospice & Palliative Medicine101
- Hospitalist22
- Infectious Diseases161
- Infectious Diseases, Pediatric2
- Infusion Services17
- Internal Medicine2436
- Interventional Cardiology29
- Licensed Behavior Analyst2
- Licensed Practical Nurse2
- Marriage & Family Therapy18
- Maternal-Fetal Medicine109
- Medical Oncology23
- Mental Health Counselor213
- Midwife223
- Midwife, Advanced Practice47
- Midwives15
- Mohs Surgery14
- Neck Surgery2
- Neonatal-Perinatal Medicine13
- Nephrology339
- Nephrology, Pediatric2
- Neurological Surgery21
- Neurology871
- Neurology, Pediatric28
- Neurology, Vascular28
- Neuromuscular Medicine9
- Neuropathology3
- Neurophysiology29
- Neuropsychiatry4
- Neuropsychology38
- Neuroradiology14
- Neurosurgery207
- Nuclear Cardiology2
- Nuclear Medicine19
- Nurse Anesthetist, Registered28
- Nurse Practitioner1008
- Nurse Practitioner (Specialist)2776
- Nurse Practitioner Psychiatry13
- Nurse Practitoner1
- Nurse, Registered (Specialist)21
- Nutritionist8
- Obesity & Weight Management19
- Obstetrics30
- Obstetrics & Gynecology Surgery3
- Obstetrics and Gynecology3
- Obstetrics/Gynecology1046
- Occupational Health32
- Occupational Therapy287
- Oncology49
- Oncology, Gynecologic14
- Oncology, Hematology248
- Oncology, Medical78
- Oncology, Radiation213
- Oncology, Surgical20
- Ophthalmology383
- Optometry7
- Orthopaedic Surgery1
- Orthopaedics3
- Orthopedic Surgery754
- Orthopedic Surgery, Back1
- Orthopedic Surgery, Hand3
- Orthopedic Surgery, Pediatric1
- Orthopedic Surgery, Spine1
- Orthopedics57
- Orthopedics, Ankle3
- Orthopedics, Foot3
- Osteopathic Medicine2
- Otolaryngology278
- Otolaryngology, Pediatric3
- Pain Management140
- Pain Management, Interventional18
- Palliative Care1
- Palliative Medicine28
- Pathology16
- Pathology, Dermatopathology24
- Pediatric Surgery6
- Physical Medicine & Rehab11
- Physical Medicine & Rehabilitation313
- Physical Medicine and Rehabilitation1
- Physical Therapy998
- Physical Therapy, Neurology1
- Physician Assistant67
- Physician Assistant (Specialist)2887
- Plastic Surgery121
- Plastic Surgery, Facial18
- Podiatric Surgery20
- Podiatrist, Foot & Ankle Surgery1
- Podiatry311
- Preventive Medicine10
- Professional Counselor2
- Prosthetics & Orthotics30
- Psychiatry1053
- Psychiatry & Neurology1
- Psychiatry, Addiction10
- Psychiatry, Child & Adolescent65
- Psychiatry, Geriatric11
- Psychology426
- Psychology, Child & Adolescent5
- Psychosomatic Medicine7
- Pulmonary Critical Care3
- Pulmonary Disease41
- Pulmonary Medicine1
- Pulmonology423
- Radiation Oncology11
- Radiology8
- Radiology, Diagnostic117
- Radiology, Vascular & Interventional15
- Reconstructive Surgery27
- Rehabilitation Medicine, Pediatric1
- Reproductive Endocrinology2
- Retina and Vitreous Surgery1
- Rheumatology125
- Rheumatology, Pediatric3
- Sleep Diagnostics43
- Sleep Medicine10
- Social Work812
- Social Worker1
- Speech Language Pathology147
- Spinal Cord Injury Medicine4
- Sports Medicine131
- Surgery559
- Surgery (General Surgery)2
- Surgery (General)2
- Surgical Oncology3
- Thoracic Surgery95
- Transfusion Medicine1
- Transplant Hepatology4
- Transplant Surgery25
- Trauma and Surgical Critical Care2
- Trauma Surgery10
- Undersea & Hyperbaric Medicine2
- Urgent Care17
- Urogynecology12
- Urological Surgery2
- Urology559
- Urology, Pediatric6
- Vascular & Interventional Rad1
- Vascular & Interventional Radiology4
- Vascular Medicine3
- Vascular Surgery177
- Wound Care16
Kosowski, Mary Katherine, NP
Listed in Nurse Practitioner, Specialists
Trinity Medical WNY, PC
County:
Erie
Accepting New Patients:
Yes
Language(s):
English
Gender:
Female
(716) 677-6800
2950 Elmwood Avenue
Buffalo, NY 14217
Buffalo, NY 14217
Kosowski, Mary Katherine, NP
Listed in Nurse Practitioner, Specialists
Trinity Medical WNY, PC
County:
Niagara
Accepting New Patients:
Yes
Language(s):
English
Gender:
Female
(716) 677-6800
5300 Military Road
Lewiston, NY 14092
Lewiston, NY 14092
Kosowski, Mary Katherine, NP
Listed in Nurse Practitioner, Specialists
Trinity Medical WNY, PC
County:
Erie
Accepting New Patients:
Yes
Language(s):
English
Gender:
Female
(716) 677-6800
565 Abbott Road
Buffalo, NY 14220
Buffalo, NY 14220
Kosowski, Mary Katherine, NP
Listed in Nurse Practitioner, Specialists
Trinity Medical WNY, PC
County:
Erie
Accepting New Patients:
Yes
Language(s):
English
Gender:
Female
(716) 332-2121
600 Harlem Road
Buffalo, NY 14224
Buffalo, NY 14224
Koss, Marvin, MD
Listed in Psychiatry, Specialists
Upstate University Medical Associates - Psychiatry Faculty Practice, Inc.
Psychiatry Faculty Practice, Inc (E.Gen)
County:
Onondaga
Accepting New Patients:
Yes
Language(s):
English
Gender:
Male
Other Specialties:
Psychosomatic Medicine
(315) 464-3265
600 East Genesee Street
Suite 217
Syracuse, NY 13202
Suite 217
Syracuse, NY 13202
Koss, Marvin, MD
Listed in Psychiatry, Specialists
Upstate University Medical Associates - Psychiatry Faculty Practice, Inc.
Psychiatry Faculty Practice, Inc (TU4)
County:
Onondaga
Accepting New Patients:
Yes
Language(s):
English
Gender:
Male
Other Specialties:
Psychosomatic Medicine
(315) 464-3265
719 Harrison Street
Syracuse, NY 13210
Syracuse, NY 13210
Koss, Marvin, MD
Listed in Psychiatry, Specialists
Upstate University Medical Associates - Psychiatry Faculty Practice, Inc.
Psychiatry Faculty Practice, Inc (UH)
County:
Onondaga
Accepting New Patients:
Yes
Language(s):
English
Gender:
Male
Other Specialties:
Psychosomatic Medicine
(315) 464-3265
750 East Adams Street
Syracuse, NY 13210
Syracuse, NY 13210
Kostamo, Kathryne, MD
Listed in Obstetrics/Gynecology, Specialists
Albany Medical Center
AMC Faculty Group Practice - Latham Multispeciality Suite
County:
Albany
Accepting New Patients:
Yes
Language(s):
English
Gender:
Female
(518) 264-5053
713 Troy Schenectady Road
Suite 306
Latham, NY 12110
Suite 306
Latham, NY 12110
Kostamo, Kathryne, MD
Listed in Obstetrics/Gynecology, Specialists
Columbia Memorial Health
Women's Health Center-Hudson
County:
Columbia
Accepting New Patients:
Yes
Language(s):
English
Gender:
Female
(518) 697-5467
71 Prospect Avenue
Suite 240
Hudson, NY 12534
Suite 240
Hudson, NY 12534
Kostamo, Kathryne, MD
Listed in Obstetrics/Gynecology, Specialists
Albany Medical Center
AMC Multispecialty - Valatie Medical Arts
County:
Columbia
Accepting New Patients:
Yes
Language(s):
English
Gender:
Female
(518) 264-2898
1301 River Street
Suite 101
Valatie, NY 12184
Suite 101
Valatie, NY 12184
Kostamo, Kathryne, MD
Listed in Obstetrics/Gynecology, Specialists
Albany Medical Center
Obstetrics and Gynecology at AMC
County:
Albany
Accepting New Patients:
Yes
Language(s):
English
Gender:
Female
(518) 262-4942
391 Myrtle Avenue
MC-74 Suite 2
Albany, NY 12208
MC-74 Suite 2
Albany, NY 12208
Kostarellis, Zoe M, MD
Listed in Family Practice, Primary Care Providers
University of Rochester
County:
Monroe
Accepting New Patients:
No
Language(s):
English
Gender:
Female
(585) 276-7575
2135 Buffalo Road
Rochester, NY 14624
Rochester, NY 14624
Kostek, Gary J, DC
Listed in Chiropractic Medicine, Specialists
Kostek Chiropractic Offices, PLLC
County:
Erie
Accepting New Patients:
Yes
Language(s):
English
Gender:
Male
(716) 634-4133
8695 Sheridan Drive
Buffalo, NY 14221
Buffalo, NY 14221
Kostick, Richard A, DO
Listed in Oncology, Radiation, Specialists
Guthrie Medical Group, P.C.
County:
Bradford
Accepting New Patients:
Yes
Language(s):
English
Gender:
Male
(570) 887-4000
1 Guthrie Square
Sayre, PA 18840
Sayre, PA 18840
Kostick, Richard A, DO
Listed in Oncology, Radiation, Specialists
Guthrie Medical Group, P.C.
County:
Steuben
Accepting New Patients:
Yes
Language(s):
English
Gender:
Male
(607) 937-7200
1 Guthrie Drive
Corning, NY 14830
Corning, NY 14830
Kostick, Richard A, DO
Listed in Oncology, Radiation, Specialists
Guthrie Medical Group, P.C.
County:
Tompkins
Accepting New Patients:
Yes
Language(s):
English
Gender:
Male
(607) 257-5858
1780 Hanshaw Road
Ithaca, NY 14850
Ithaca, NY 14850
Kostick, Richard A, DO
Listed in Oncology, Radiation, Specialists
Guthrie Medical Group, P.C.
County:
Tioga
Accepting New Patients:
Yes
Language(s):
English
Gender:
Male
(570) 724-4241
110 Plaza Lane
Wellsboro, PA 16901
Wellsboro, PA 16901
Kostiv, Lyudmila A, NP
Listed in Nurse Practitioner (Specialist), Specialists
St. Joseph's Hospital Health Center
County:
Onondaga
Accepting New Patients:
Yes
Language(s):
English
Gender:
Female
(315) 448-6253
301 Prospect Avenue
Infectious Disease Clinic, Suite 706
Syracuse, NY 13203
Infectious Disease Clinic, Suite 706
Syracuse, NY 13203
Koteras, Hannah C, PA
Listed in Physician Assistant (Specialist), Specialists
University of Rochester
University Orthopaedic Associates of Rochester
County:
Monroe
Accepting New Patients:
Yes
Language(s):
English
Gender:
Female
(585) 275-5321
4901 Lac De Ville Boulevard
Rochester, NY 14618
Rochester, NY 14618
Koteras, Hannah C, PA
Listed in Physician Assistant (Specialist), Specialists
University of Rochester
University of Rochester Orthopaedic Oncology Division
County:
Ontario
Accepting New Patients:
Yes
Language(s):
English
Gender:
Female
(585) 275-5321
7670 Omnitech Place
Victor, NY 14564
Victor, NY 14564
Koteras, Hannah C, PA
University of Rochester
University Orthopaedic Associates of Rochester
County:
Monroe
Accepting New Patients:
Yes
Language(s):
English
Gender:
Female
(585) 275-5321
10 Miracle Mile Drive
Rochester, NY 14623
Rochester, NY 14623
Koteras, Hannah C, PA
University of Rochester
University Orthopaedic Associates of Rochester
County:
Monroe
Accepting New Patients:
Yes
Language(s):
English
Gender:
Female
Other Specialties:
Sports Medicine
(585) 275-5321
10 Miracle Mile Drive
Rochester, NY 14623
Rochester, NY 14623
Kothari, Shivangi Truptesh, MD
Listed in Gastroenterology, Specialists
University of Rochester
County:
Monroe
Accepting New Patients:
Yes
Language(s):
English, Hindi, Gujarati, Marathi
Gender:
Female
(585) 275-4711
180 Sawgrass Drive
Suite 230
Rochester, NY 14620
Suite 230
Rochester, NY 14620
Kothari, Shivangi Truptesh, MD
Listed in Gastroenterology, Specialists
University of Rochester
County:
Monroe
Accepting New Patients:
Yes
Language(s):
English, Hindi, Gujarati, Marathi
Gender:
Female
(585) 275-2100
601 Elmwood Avenue
Rochester, NY 14642
Rochester, NY 14642
Kothari, Shivangi Truptesh, MD
Listed in Gastroenterology, Specialists
University of Rochester
Gastrointestinal Group of University of Rochester
County:
Monroe
Accepting New Patients:
Yes
Language(s):
English, Hindi, Gujarati, Marathi
Gender:
Female
(585) 275-4711
180 Sawgrass Drive
Suite 230
Rochester, NY 14620
Suite 230
Rochester, NY 14620
Online directory last updated on August 1, 2025
Download the Provider Directory (pdf), updated August 1, 2025
Page last updated on August 8, 2025
