ALLERGY & PULMONARY SPECIALISTS PC – NPI #1275755902
Allergy & Immunology

An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.

Health Care Provider Taxonomy Code for Allergy & Immunology

ALLERGY & PULMONARY SPECIALISTS PC is an allergy & immunologist located in SHELTON, CT. NPPES has assigned the NPI number 1275755902 to ALLERGY & PULMONARY SPECIALISTS PC on May 03, 2007. It is a Type-2 NPI, indicating this NPI number is associated with an organization. With multiple taxonomy codes selected, the primary taxonomy selected by this provider is 207K00000X from the Health Care Provider Taxonomy code set, which is classified as Allergy & Immunology.

The NPI profile was last updated on Sep 11, 2025. Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for ALLERGY & PULMONARY SPECIALISTS PC below.

NPI Profile for
ALLERGY & PULMONARY SPECIALISTS PC

NPI Number
1275755902
Enumeration Date

(more than 19 years ago)
Entity Type
Type-2  Organization
Organization health care providers may have a single employee or thousands of employees. An example is an incorporated individual who is an organization's only employee.
Legal Name
ALLERGY & PULMONARY SPECIALISTS PC
Primary location
4 CORPORATE DR
SUITE 268
SHELTON, CT 06484-6211
Phone: (203) 402-0377 Fax: (203) 402-0772
Mailing address
Same as primary location
Organization Subpart
No
Authorized Official
NELSON CHAO
PRESIDENT
Phone: (203) 402-0377
Updated
Taxonomy Code(s)

A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.

Taxonomy Classification / Specialization State License
207K00000X
- Allergy & Immunology (Primary)		 CT 032857
207RP1001X
- Internal Medicine / Pulmonary Disease		 CT 032857
207R00000X
- Internal Medicine		 CT 032857

The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.