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

Martha E. Diaz DDS, PC

Organization Preferred Provider Organization · NPI 1043481765

Martha E. Diaz DDS, PC is a Preferred Provider Organization in Waukegan, Illinois. Licensed in Illinois. Registered with an NPI since 2008.

Licensed in
IL
In the registry since
2008
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

2634 Grand Ave Ste 207
Waukegan, IL 60085-2458
Phone: (847) 599-3855
Fax: (847) 599-3859
Show map & directions

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

Specialties & licences

Preferred Provider Organization (primary) Taxonomy 305R00000X (IL)

Record details

NPI number1043481765
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Eugenio Sierra — Administrator · (847) 599-3855
NPI enumeratedMarch 20, 2008
Last updated in NPPESMarch 20, 2008
Mailing address2634 Grand Ave, Suite 207, Waukegan, IL 60085-2458