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

Sheikh Gustaveson & Nassar Inc a Professional Corporation

Organization Internal Medicine Physician · NPI 1699004044

Sheikh Gustaveson & Nassar Inc a Professional Corporation is an Internal Medicine Physician in Madera, California. Registered with an NPI since 2009.

In the registry since
2009
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

1111 W 4th St Bld B
Madera, CA 93637-4474
Phone: (559) 662-2700
Fax: (559) 673-1588
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X

Record details

NPI number1699004044
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Zafar Sheikh — President · (559) 662-2700
NPI enumeratedDecember 14, 2009
Last updated in NPPESFebruary 11, 2016
Mailing address1111 W 4th St, Bld B, Madera, CA 93637-4474

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