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

Stephen M Nagy II MD Inc

Organization Allergy Physician · NPI 1225177983

Stephen M Nagy II MD Inc is an Allergy Physician in Sacramento, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
Specialties on file
2
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

4801 J St Ste A
Sacramento, CA 95819
Phone: (916) 456-4782
Fax: (916) 456-8277
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Allergy Physician (primary) Taxonomy 207KA0200X · Licence G014269 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence G014269 (CA)

Record details

NPI number1225177983
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Stephen Nagy — President · (916) 456-4782
NPI enumeratedFebruary 6, 2007
Last updated in NPPESApril 16, 2008
Mailing address4801 J Street, Ste A, Sacramento, CA 95819

Other providers in Sacramento