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© 2026 NPI Telehealth

US Registry Operational
CMS Source

Informational purposes only — not medical advice. Always consult a professional. Data updated weekly. Read full disclaimer.

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LOCAL HEALTHCARE DIRECTORY 2026

DOCTORS IN
ONTARIO.

Find and book verified care in ONTARIO, CA. Access NPI credentials sourced from federal records, patient ratings, and virtual care availability.

Data refreshed: April 12, 2026•Source: CMS NPPES

PROVIDERS

Active medical practitioners in ONTARIO jurisdiction.

19 ENTRIES FOUND
NPI: 1962744417
VIRTUAL ACTIVE

Derick L Ly, D.O., M.S.

D.O., M.S.

NPI DATA 2026
Ontario, CA
OFFICIAL REGISTRY DATA
13+ Years Exp.
ACCESS PROFILE
NPI: 1871541961
VIRTUAL ACTIVE

Nimish Thaker, MD

MD

NPI DATA 2026
Ontario, CA
David Geffen School of Medicine at UCLA (1994)
20+ Years Exp.
ACCESS PROFILE
NPI: 1831593912
VIRTUAL ACTIVE

Carmela Trinidad Montojo, MSN, FNP-C

MSN, FNP-C

NPI DATA 2026
Ontario, CA
WESTERN UNIVERSITY OF HEALTH SCIENCES COLLEGE OF DENTAL MED (2014)
12+ Years Exp.
ACCESS PROFILE
NPI: 1811366065
VIRTUAL ACTIVE

Lisa Ann Irey, MS, LMFT, 128538

MS, LMFT, 128538

NPI DATA 2026
Ontario, CA
OFFICIAL REGISTRY DATA
11+ Years Exp.
ACCESS PROFILE
NPI: 1801054820
VIRTUAL ACTIVE

Charmaine Yolanda Collins-Cepeda, PA-C

PA-C

NPI DATA 2026
Ontario, CA
OFFICIAL REGISTRY DATA
18+ Years Exp.
ACCESS PROFILE
NPI: 1750651485
VIRTUAL ACTIVE

David Duc Diep, DO

DO

NPI DATA 2026
Ontario, CA
OFFICIAL REGISTRY DATA
14+ Years Exp.
ACCESS PROFILE
NPI: 1740300086
VIRTUAL ACTIVE

TONIA DENECE HENDERSON, LMFT

LMFT

NPI DATA 2026
ONTARIO, CA
OTHER (2006)
19+ Years Exp.
ACCESS PROFILE
NPI: 1578896429
VIRTUAL ACTIVE

Nhung Phan

Healthcare Provider

NPI DATA 2026
Ontario, CA
OFFICIAL REGISTRY DATA
17+ Years Exp.
ACCESS PROFILE
NPI: 1518632074
VIRTUAL ACTIVE

MARICAR RELLORA, FNP

FNP

NPI DATA 2026
ONTARIO, CA
OTHER (2021)
5+ Years Exp.
ACCESS PROFILE
NPI: 1487882015
VIRTUAL ACTIVE

Erin Marie Pascale, P.A.

P.A.

NPI DATA 2026
Ontario, CA
OFFICIAL REGISTRY DATA
17+ Years Exp.
ACCESS PROFILE
NPI: 1457718629
VIRTUAL ACTIVE

Bryanna C Shirley, LMFT 122100

LMFT 122100

NPI DATA 2026
Ontario, CA
OFFICIAL REGISTRY DATA
10+ Years Exp.
ACCESS PROFILE
NPI: 1326244062
VIRTUAL ACTIVE

Jose Alvarez De La Llana, M.D.

M.D.

NPI DATA 2026
Ontario, CA
OFFICIAL REGISTRY DATA
19+ Years Exp.
ACCESS PROFILE
NPI: 1316562390
VIRTUAL ACTIVE

Mina Youssef, LCSW

LCSW

NPI DATA 2026
Ontario, CA
OFFICIAL REGISTRY DATA
6+ Years Exp.
ACCESS PROFILE
NPI: 1265730618
VIRTUAL ACTIVE

Edwin Nathaniel Kendrick, MD

MD

NPI DATA 2026
Ontario, CA
MOREHOUSE SCHOOL OF MEDICINE (2001)
15+ Years Exp.
ACCESS PROFILE
NPI: 1174975155
VIRTUAL ACTIVE

Ilse Aerts

Healthcare Provider

NPI DATA 2026
Ontario, CA
OFFICIAL REGISTRY DATA
10+ Years Exp.
ACCESS PROFILE
NPI: 1104367846
VIRTUAL ACTIVE

Heather Wong, PAC

PAC

NPI DATA 2026
Ontario, CA
OFFICIAL REGISTRY DATA
9+ Years Exp.
ACCESS PROFILE
NPI: 1053663096
VIRTUAL ACTIVE

Dhaval H Patel, M.D.

M.D.

NPI DATA 2026
Ontario, CA
OFFICIAL REGISTRY DATA
14+ Years Exp.
ACCESS PROFILE
NPI: 1043779903
VIRTUAL ACTIVE

Gal Andres, MD

MD

NPI DATA 2026
Ontario, CA
OFFICIAL REGISTRY DATA
7+ Years Exp.
ACCESS PROFILE
NPI: 1043688161
VIRTUAL ACTIVE

JENINE TITUS

Healthcare Provider

NPI DATA 2026
ONTARIO, CA
OTHER (2022)
11+ Years Exp.
ACCESS PROFILE

Specialties in ONTARIO

Clinic/CentersFamily MedicinesGeneral PracticesMarriage & Family TherapistsNurse PractitionersPhysician AssistantsPsychiatry & NeurologysPsychologistsSocial WorkersSurgerysUrologys

Find Doctors in ONTARIO

Looking for verified medical care in ONTARIO? Choosing a new doctor is a critical decision. Whether you need a routine check-up or specialized treatment, we provide the tools to compare professionals based on federal registry data.

Our directory only displays providers who are actively practicing in ONTARIO, ensuring you receive current and accurate local information.

Institutional Data Integrity

Every provider on NPI Telehealth is sourced from the National Plan and Provider Enumeration System (NPPES). We display data from licensed, active professionals in the federal registry.

NPI-REGISTERED PROVIDERS
REAL-TIME REGISTRY UPDATES
Online Doctors in ONTARIO, CA | Telehealth & Virtual Care | NPI Telehealth | NPI Telehealth