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

Allerclinic, Ltd

Organization Allergy & Immunology Physician · NPI 1164735437

Allerclinic, Ltd is an Allergy & Immunology Physician in Crystal Lake, Illinois. Registered with an NPI since 2010.

In the registry since
2010
What do these letters mean?
Ltd — Limited
A form of business registration, not a clinical qualification.

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Practice location Address checks out

25 S Virginia St Ste 203
Crystal Lake, IL 60014-5806
Phone: (815) 459-5440
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Allergy & Immunology Physician (primary) Taxonomy 207K00000X

Record details

NPI number1164735437
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Deana Dy — President · (815) 459-5440
NPI enumeratedJuly 15, 2010
Last updated in NPPESJuly 15, 2010
Mailing address25 South Virginia Street, Suite 203, Crystal Lake, IL 60014-5800

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