1
2940 INLAND EMPIRE BLVD, Ontario, CA 917644898+19094581350
Nurse PractitionerUpdated April 2026
Best Nurse Practitioners in Ontario, CA (2026)
Looking for a nurse practitioner in Ontario? We've compiled a list of the top 20 verified nurse practitioners in Ontario, CA based on ratings, reviews, and public business records.
81
Total Nurse Practitioners
20
Top Rated
N/A
Avg Rating
0
Total Reviews
Top 20 Nurse Practitioners in Ontario, CA
2
1001 WEST 6TH STREET, SUITE B., Ontario, CA 91762+19099840320
3
970 N MOUNTAIN AVE, Ontario, CA 917622113+19095796680
4
403 W F ST, Ontario, CA 917623207+19099889288
5
2171 S GROVE AVE, Ontario, CA 917614600+19099234080
6
3110 E GUASTI RD, Ontario, CA 917611219+16263735784
7
3401 CENTRE LAKE DR STE 512, Ontario, CA 917611201+19095660445
8
2295 S VINEYARD AVE, Ontario, CA 917617925+19097243600
9
950 W D ST, Ontario, CA 917623026+19094592500
10
950 W D ST, Ontario, CA 917623026+13236276398
11
3401 CENTRE LAKE DR STE 512, Ontario, CA 917611201+19095660445
12
3401 CENTRE LAKE DR STE 512, Ontario, CA 917611201+19095660445
13
2823 E BEDFORD PRIVADO, Ontario, CA 917627448+19096965095
14
416 ARMSLEY SQ, Ontario, CA 917621609+19515436882
15
1555 E. HOLT BLVD # 4921, Ontario, CA 917619998+19515445062
16
3333 CONCOURS ST BLDG 6 SUITE 100, Ontario, CA 917642347+19094813242
17
437 N EUCLID AVE, Ontario, CA 917623456+19099882555
18
1131 W 6TH ST STE 305, Ontario, CA 917621121+19098580977
19
1501A S BON VIEW AVE, Ontario, CA 917614408+19096739125
20
437 N EUCLID AVE, SUITE A, Ontario, CA 917623456+19099882555
How We Chose These Nurse Practitioners
Our directory aggregates data from multiple public sources to compile the most comprehensive list of nurse practitioners in Ontario, CA. Here's how we evaluate and rank professionals:
- Public Licensing Records— We verify that each professional holds valid, up-to-date licenses and registrations in CA.
- NPI Registry & Business Records — For healthcare professionals, we cross-reference the National Provider Identifier registry. For other verticals, we use state business filings and industry databases.
- Customer Ratings & Reviews — We aggregate ratings from major review platforms to surface the highest-quality professionals.
- Completeness of Information— Professionals with verified contact details, addresses, and active online presence rank higher.
Tips for Choosing a Nurse Practitioner in Ontario
Check Reviews & Ratings
Look for nurse practitioners with consistently high ratings and a meaningful number of reviews. A nurse practitioner with 4.5 stars and 100+ reviews is generally more reliable than one with 5 stars and only 2 reviews.
Verify Credentials
Always verify that the nurse practitioner holds appropriate licenses for CA. Check with your state's licensing board for the most up-to-date information.
Compare Multiple Options
Don't settle for the first option. Contact at least 2-3 nurse practitioners to compare services, availability, and pricing before making your decision.
Ask About Experience
Inquire about the nurse practitioner's experience with your specific needs. Specialists who focus on particular areas may provide better outcomes than generalists.
Frequently Asked Questions
How many nurse practitioners are in Ontario, CA?
Our directory currently lists 81 verified nurse practitioners in Ontario, CA. This number is regularly updated as new professionals are added to our database.
How do I choose the best nurse practitioner in Ontario?
Start by reviewing ratings and the number of reviews above. Look for professionals with consistent high marks and verified credentials. We recommend contacting 2-3 options to compare availability, services, and pricing.
Find a Nurse Practitioner in Ontario Today
Browse our complete directory of 81 nurse practitioners in Ontario, CA. Filter by rating, read reviews, and request quotes.
Browse All Nurse Practitioners in Ontario