NPI
Nephrologists in Fontana, CA
10 nephrologists in Fontana, CA in the October 12, 2026 NPPES file, by primary taxonomy (Internal Medicine, Nephrology). Each row shows the credential, practice address, phone, and NPI.
This search stays in California.
License: a US government work, in the public domain (Public Domain Mark 1.0).
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Every provider listed as Internal Medicine, Nephrology near your ZIP
Active individuals and group practices from the NPI registry, grouped by practice address, as a spreadsheet.
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Nephrologists in Fontana
1 to 10 of 10
- 1245399906Paula Cho, MD · 9961 Sierra Ave, Fontana CA 92335 · Phone (909) 427-3910
- 1639565286Andy Chuu, MD · 9961 Sierra Ave, Fontana CA 92335 · Phone (888) 750-0036
- 1811056427Woldemariam Gebreselassie, MD · 9961 Sierra Ave, Fontana CA 92335 · Phone (909) 427-3910
- 1770693087George Grames, M.D. · 16655 Foothill Blvd, Fontana CA 92335 · Phone (909) 356-9664 · Fax (909) 356-9687
- 1235200270Jan Herrman, MD · 9961 Sierra Ave, Fontana CA 92335 · Phone (909) 427-3910
- 1740357557Talha Imam, MD · 9961 Sierra Ave, Fontana CA 92335 · Phone (909) 427-3910
- 1861569683Jennet Lee, MD · 9961 Sierra Ave, Fontana CA 92335 · Phone (909) 427-3910
- 1457409435Charles Lu, MD · 9961 Sierra Ave, Fontana CA 92335 · Phone (909) 427-3910
- 1851450456Jason Mak, MD · 9961 Sierra Ave, Fontana CA 92335 · Phone (909) 427-3910
- 1093882813An Nguyen, MD · 9961 Sierra Ave, Fontana CA 92335 · Phone (909) 427-3910
Nearby cities
Related
- All NPIs in Fontana, CA
- NPIs in California
- Taxonomy code 207RN0300X
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- Student in an Organized Health Care Education/Training Program providers187
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- Compounding pharmacies in Fontana, CA4
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Questions
How many nephrologists are in Fontana, CA?
10 active NPI records in the October 12, 2026 NPPES file list Internal Medicine, Nephrology as their primary taxonomy and a practice location in Fontana, CA.
How do I check a provider's NPI number?
Open the NPI number on a row. The record page shows the NPI, status, practice address, phone, specialties, and licenses as NPPES lists them.
Does this list show insurance or network status?
No. NPPES does not publish insurance or network status. This page lists public registry records only.
Source: NPPES NPI Registry, data as of October 12, 2026. Last updated October 12, 2026. How we source data. Corrections: hello@rivvi.ai.