117 NPI-registered providers practice in Ontario, New York. Pick another city in the rail, or open the full search to filter by specialty and credential.
| Provider | Specialty | Location | NPI |
|---|---|---|---|
| Altoonian Counseling | Psychologist | Ontario, NY | 1174711485 |
| Amanda KyperLPN | Licensed Practical Nurse | Ontario, NY | 1568851004 |
| Amanda Miller |
| Mental Health Counselor |
| Ontario, NY |
| 1114616646 |
| Amy GuagliardoPTA,LPN | Licensed Practical Nurse | Ontario, NY | 1750653028 |
| Angela Brown | Licensed Practical Nurse | Ontario, NY | 1538681267 |
| Angela MarcellusRN | Registered Nurse | Ontario, NY | 1033608823 |
| Angelica VegaLPN | Licensed Practical Nurse | Ontario, NY | 1922663343 |
| Angelique SpitzersLPN | Licensed Practical Nurse | Ontario, NY | 1861824443 |
| Anne Falen | Pharmacist | Ontario, NY | 1508121484 |
| Arieal CookFNP | Family Nurse Practitioner | Ontario, NY | 1073165916 |
| Ashleigh SensenbachLCSWR | Clinical Social Worker | Ontario, NY | 1013360577 |
| Ashley AshbyLPN | Licensed Practical Nurse | Ontario, NY | 1063853802 |
| Ashley GluszekPHARM.D. | Pharmacist | Ontario, NY | 1750998928 |
| Ashley Grimshaw | Licensed Practical Nurse | Ontario, NY | 1770946618 |
| Ashley HelferRN | Registered Nurse | Ontario, NY | 1114304656 |
| Beth RemisRN,BSN | Registered Nurse | Ontario, NY | 1902356801 |
| Bonnie PriceOT | Occupational Therapist | Ontario, NY | 1407131402 |
| Brandie YorkeyLPN | Licensed Practical Nurse | Ontario, NY | 1942430129 |
| Brandon SteinPHARMD | Pharmacist | Ontario, NY | 1386966638 |
| Breana Cline | Counselor | Ontario, NY | 1396342044 |
| Cathy RiedmanLPN | Licensed Practical Nurse | Ontario, NY | 1457556631 |
| Cathy WhiteMS, CCC-SLP/L | Speech-Language Pathologist | Ontario, NY | 1477838407 |
| Christina Frederick | Licensed Practical Nurse | Ontario, NY | 1376866327 |
| Christine VieiraPSYCHIATRIC NP | Psychiatric/Mental Health Nurse Practitioner | Ontario, NY | 1063820645 |
| Crombach & Gilson DDS PC | Dental Clinic/Center | Ontario, NY | 1538826144 |
| Cynthia ShowmanR.N. | School Registered Nurse | Ontario, NY | 1790167310 |
| Daniel KoretzM.D. | Internal Medicine Physician | Ontario, NY | 1962451344 |
| Danielle LeggLMSW | Social Worker | Ontario, NY | 1811873771 |
| David KaplanRPH | Pharmacist | Ontario, NY | 1497938955 |
| Dawn WeidnerLCSW | Clinical Social Worker | Ontario, NY | 1174100465 |
| Deanna Warren | Local Education Agency (LEA) | Ontario, NY | 1649941543 |
| Deborah FellLPN | Licensed Practical Nurse | Ontario, NY | 1003980707 |
| Denise RuizMS, FNP-C | Family Nurse Practitioner | Ontario, NY | 1164771952 |
| Diane Aleksandrowicz | Adult Psychiatric/Mental Health Registered Nurse | Ontario, NY | 1346884376 |
| Edward TouseyLPN | Licensed Practical Nurse | Ontario, NY | 1629372164 |
| Elaine BarrettRN | Registered Nurse | Ontario, NY | 1912207770 |
| Elias KonstantinouD.D.S. | General Practice Dentistry | Ontario, NY | 1194855940 |
| Emily GuerreraMS CCC-SLP | Speech-Language Pathologist | Ontario, NY | 1194566372 |
| Erica FormanLPN | Licensed Practical Nurse | Ontario, NY | 1518209337 |
| Family Health NP Immediate Care, PLLC | Nurse Practitioner | Ontario, NY | 1104396274 |
| Gretchen Schaal-BatesLPN | Licensed Practical Nurse | Ontario, NY | 1659656833 |
| Haley Flower | Physical Therapist | Ontario, NY | 1245059211 |
| Heather MaloneSLP-MS-CCC | Speech-Language Pathologist | Ontario, NY | 1104082940 |
| Heather StevensonRN | Pediatric Registered Nurse | Ontario, NY | 1356698286 |
| Jane Waddell TiberioRN | Registered Nurse | Ontario, NY | 1659670099 |
| Jason PowellPHARMD | Pharmacist | Ontario, NY | 1306458948 |
| Jenelle Drexler | School Registered Nurse | Ontario, NY | 1609328756 |
| Jenifer Runkle | Home Health Aide | Ontario, NY | 1215894209 |
| Jennifer Celorio | Licensed Practical Nurse | Ontario, NY | 1316515224 |
| Jessica Loftus-Fell | Registered Nurse | Ontario, NY | 1083022479 |
| Jessica SerencsaLMSW | Social Worker | Ontario, NY | 1609292887 |
| Jessica VillaLPN | Licensed Practical Nurse | Ontario, NY | 1912333717 |
| Joseph Hanley | Occupational Therapist | Ontario, NY | 1295191856 |
| Kathy WittmanRPH | Pharmacist | Ontario, NY | 1871765024 |
| Katie FentonDPT | Physical Therapist | Ontario, NY | 1073192787 |
| Kelley SchneiderLPN | Licensed Practical Nurse | Ontario, NY | 1508321126 |
| Kolleen HeslorPSY.D. | Psychologist | Ontario, NY | 1467297580 |
| Kristin KnappOT | Occupational Therapist | Ontario, NY | 1982128336 |
| Leeann DepauwLPN | Licensed Practical Nurse | Ontario, NY | 1205152378 |
| Leigh Rochelle-WoodleyMS.ED.; LMHC | Mental Health Counselor | Ontario, NY | 1750486429 |
| Leslie RadkaPHARM D | Pharmacist | Ontario, NY | 1215428800 |
| Lindsay ParisLPN | Licensed Practical Nurse | Ontario, NY | 1962041921 |
| Lisa Ocque | Specialist | Ontario, NY | 1285901645 |
| Louise AlfordRN | Home Health Registered Nurse | Ontario, NY | 1639469091 |
| Lubomyr Ravlyk | Orthodontics and Dentofacial Orthopedics Dentistry | Ontario, NY | 1558926824 |
| Lyndsey BurnsLCSW | Clinical Social Worker | Ontario, NY | 1073488557 |
| Marcia WoodardLPN | Licensed Practical Nurse | Ontario, NY | 1811353980 |
| Marcy SmithP.T. | Specialist | Ontario, NY | 1285911057 |
| Margaret HowellRN | Registered Nurse | Ontario, NY | 1336846328 |
| Marguerite JacksonLPN | Licensed Practical Nurse | Ontario, NY | 1275864498 |
| Marigrace KingLPN | Licensed Practical Nurse | Ontario, NY | 1699145219 |
| Mark O'ConnellR.N. | Registered Nurse | Ontario, NY | 1255701777 |
| Maryjo Marro-TobinDDS | Dentist | Ontario, NY | 1093738338 |
| Maxine McdonaldLCSW-R, CASAC | Addiction (Substance Use Disorder) Counselor | Ontario, NY | 1609831106 |
| Meghan McquadeLMHC | Mental Health Counselor | Ontario, NY | 1639748478 |
| Melissa WeinblattRN | Case Management Registered Nurse | Ontario, NY | 1407510365 |
| Nancy RedickP.T. | Physical Therapist | Ontario, NY | 1376502856 |
| Neal SmithM.D. | Family Medicine Physician | Ontario, NY | 1588751515 |
| Neal T. Smith & Jeannine L. Dolan, M.d.'S | Family Medicine Physician | Ontario, NY | 1205923232 |
| Ontario Family Chiropractic P.C. | Chiropractor | Ontario, NY | 1912220146 |
| Ontario Physical Therapy PC | Physical Therapist | Ontario, NY | 1558320101 |
| Ontario Volunteer Emergency Squad | Land Ambulance | Ontario, NY | 1881660736 |
| Pamela ElsbreeFNP | Family Nurse Practitioner | Ontario, NY | 1053793752 |
| Pamela FicarraRPH | Pharmacist | Ontario, NY | 1912239070 |
| Patricia VenniroFNP | Family Nurse Practitioner | Ontario, NY | 1083170203 |
| Paul ToporekP.T. | Physical Therapist | Ontario, NY | 1376502864 |
| Philip GilsonD.D.S. | General Practice Dentistry | Ontario, NY | 1689700288 |
| Precisionpro Office Solution, LLC | Clinical Social Worker | Ontario, NY | 1619790896 |
| R.mark Hilton Speech Pathology Services | Speech-Language Pathologist | Ontario, NY | 1467398230 |
| Rhonda HyattRN | Registered Nurse | Ontario, NY | 1326826165 |
| Richard PiersonLPN | Licensed Practical Nurse | Ontario, NY | 1336468917 |
| Robert Durham | Licensed Practical Nurse | Ontario, NY | 1255706503 |
| Robin Fedison | Licensed Practical Nurse | Ontario, NY | 1457551566 |
| Robin PembrokeMS/CCC-SLP | Speech-Language Pathologist | Ontario, NY | 1285910604 |
| Sara UpchurchLPN | Licensed Practical Nurse | Ontario, NY | 1962178780 |
| Sarah Shayne | Registered Nurse | Ontario, NY | 1497183875 |
| Scott WhitcombR.N. | Registered Nurse | Ontario, NY | 1245306075 |
| Shannon Bassett | School Registered Nurse | Ontario, NY | 1063955896 |
| Shannon StollLPN | Licensed Practical Nurse | Ontario, NY | 1952078248 |
| Shaylyn MurphyLMSW | Clinical Social Worker | Ontario, NY | 1144105743 |
Source: CMS NPPES Data Dissemination (June 2026).
