IndividualActive
Athanasios Konstantinidis, M.D.
NPI 1437329794 · Allergy Physician · Chicago, IL
Provider details
- NPI number
- 1437329794
- Entity type
- Individual
- Primary specialty
- Allergy PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036-115722 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(87/100 index)
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
251 E Huron St
Galter Building, 18th Floor
Chicago, IL 60611-2908
Phone: (312) 695-4000
Fax: (312) 695-4141
Street-level locationGet directions
Mailing address
676 N Saint Clair St
Chicago, IL 60611-2927
Registry dates
- Enumerated
- 2008-03-03
- Last updated
- 2008-03-03
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.