Allergy & Asthma Associates Ltd
NPI 1013104587 · Allergy & Immunology (Internal Medicine) Physician · Crystal Lake, IL
Allergy & Asthma Associates Ltd is a Allergy & Immunology (Internal Medicine) Physician organization in Crystal Lake, IL (NPI 1013104587).
Provider details
- NPI number
- 1013104587
- Entity type
- Organization
- Primary specialty
- Allergy & Immunology (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- David Chudwin, Officer(847) 272-4296
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-09-28
- Last updated
- 2007-12-19
Frequently asked questions
- What is Allergy & Asthma Associates Ltd's NPI number?
- Allergy & Asthma Associates Ltd's National Provider Identifier (NPI) is 1013104587, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Allergy & Asthma Associates Ltd?
- Allergy & Asthma Associates Ltd is classified in the NPPES registry as Allergy & Immunology (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Allergy & Asthma Associates Ltd located?
- Allergy & Asthma Associates Ltd's practice location on file with NPPES is 5911 Northwest Hwy, Crystal Lake, IL 60014-8065.
- What is Allergy & Asthma Associates Ltd's phone number?
- The practice phone number listed in the NPPES registry for Allergy & Asthma Associates Ltd is (815) 455-7259.
- Who is the authorized official for Allergy & Asthma Associates Ltd?
- The authorized official listed on Allergy & Asthma Associates Ltd's NPPES record is David Chudwin, Officer. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Allergy & Asthma Associates Ltd's NPI active?
- Yes — Allergy & Asthma Associates Ltd's NPI (1013104587) is active in the NPPES registry as of the last update on 2007-12-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.