Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Essam A Mostafa, MD

Individual provider Nephrology Physician · NPI 1316932270

Dr. Essam A Mostafa, MD is a Nephrology in Fountain Valley, California. Qualified in 1992, 34 years ago. Practices with Premier Nephrology of Orange County Inc, a 3-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
34
Licensed in
CA
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

11100 Warner Ave Ste 158
Fountain Valley, CA 92708-7510
Phone: (714) 486-2586
Fax: (714) 432-8885
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence C55143 (CA)

Record details

NPI number1316932270
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 16, 2005
Last updated in NPPESSeptember 16, 2019

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNEPHROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1992 (34 years in practice)
Group practice Premier Nephrology Of Orange County Inc — 3 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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