Allergy & Asthma Care Ltd
NPI 1982824736 · Allergy & Immunology Physician · Glen Carbon, IL
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Allergy & Asthma Care Ltd is a Allergy & Immunology Physician organization in Glen Carbon, IL (NPI 1982824736).
Provider details
- NPI number
- 1982824736
- Entity type
- Organization
- Primary specialty
- Allergy & Immunology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Barry Zeffren, Owner(618) 288-6673
- License
- 036068207 (IL)
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
19 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
- 2007-04-26
- Last updated
- 2009-04-15
Frequently asked questions
- What is Allergy & Asthma Care Ltd's NPI number?
- Allergy & Asthma Care Ltd's National Provider Identifier (NPI) is 1982824736, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Allergy & Asthma Care Ltd?
- Allergy & Asthma Care Ltd is classified in the NPPES registry as Allergy & Immunology Physician (Allopathic & Osteopathic Physicians).
- Where is Allergy & Asthma Care Ltd located?
- Allergy & Asthma Care Ltd's practice location on file with NPPES is 4 Country Club Executive Park, Glen Carbon, IL 62034.
- What is Allergy & Asthma Care Ltd's phone number?
- The practice phone number listed in the NPPES registry for Allergy & Asthma Care Ltd is (618) 288-6673.
- Does Allergy & Asthma Care Ltd accept Medicare?
- Allergy & Asthma Care Ltd is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Allergy & Asthma Care Ltd?
- The authorized official listed on Allergy & Asthma Care Ltd's NPPES record is Barry Zeffren, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Allergy & Asthma Care Ltd's NPI active?
- Yes — Allergy & Asthma Care Ltd's NPI (1982824736) is active in the NPPES registry as of the last update on 2009-04-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.