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Medical Specialty Listing

Internal Medicine Providers in Ontario, CA

Browse 9 verified Internal Medicine providers practicing in Ontario, California.

9 Healthcare Providers
Showing 1–9 of 9 providers
Sorted by Name (A-Z)

Dr. Liwanag Asuncion , MD

Internal Medicine

Active NPI Status
606 E Bermuda Dunes St, Ontario, CA 917616717
Phone: 4402257095
NPI Identifier 1437122082
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Dr. David Herbert Daniels , MD

Internal Medicine

Active NPI Status
3535 Inland Empire Blvd, Suite 27, Ontario, CA 917644908
Phone: 9099412572
NPI Identifier 1366516718
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Sujay Dayal

Internal Medicine

Active NPI Status
437 N Euclid Ave, Ontario, CA 917623427
Phone: 9099882555
NPI Identifier 1740920966
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Dr. Eric James Gureghian , MD

Internal Medicine

Active NPI Status
3990 Concours, Suite 500, Ontario, CA 917647970
Phone: 9096058000
NPI Identifier 1942293006
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Dr. David Masao Hirota , MD

Internal Medicine

Active NPI Status
3401 Centre Lake Dr Ste 512, Ontario, CA 917611201
Phone: 9095660445
NPI Identifier 1699735191
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Dr. Dianne Elizabeth Quintana , MD

Internal Medicine

Active NPI Status ✓ Accepts Medicare Assignment
2680 E Riverside Dr, Ontario, CA 91761
Phone: 9094699013
NPI Identifier 1386083780
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Dr. Rodman A St. Clair , MD

Internal Medicine

Active NPI Status
3281 E Guasti Rd, Ontario, CA 917617622
Phone: 9096058015
NPI Identifier 1275788630
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Dr. Kishan Thapar , MD

Internal Medicine

Active NPI Status
4150 Concours Ste 100, Ontario, CA 917645914
Phone: 9099321045
NPI Identifier 1881790251
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Dr. Yan Zhang , MD

Internal Medicine

Active NPI Status
653 E E St Ste 107, Ontario, CA 917644257
Phone: 6269910668
NPI Identifier 1346264660
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