Janet Barczyk, M.D.
NPI 1801884101 · Internal Medicine Physician · Des Plaines, IL
Janet Barczyk, M.D. is a Internal Medicine Physician provider in Des Plaines, IL (NPI 1801884101).
Provider details
- NPI number
- 1801884101
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 336073429 (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
20 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
- 2005-10-11
- Last updated
- 2013-02-01
Frequently asked questions
- What is Janet Barczyk's NPI number?
- Janet Barczyk's National Provider Identifier (NPI) is 1801884101, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Janet Barczyk's specialty?
- Janet Barczyk is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Janet Barczyk located?
- Janet Barczyk's practice location on file with NPPES is 2454 E Dempster St, Des Plaines, IL 60016-5315.
- What is Janet Barczyk's phone number?
- The practice phone number listed in the NPPES registry for Janet Barczyk is (847) 635-5000.
- Is Janet Barczyk's NPI active?
- Yes — Janet Barczyk's NPI (1801884101) is active in the NPPES registry as of the last update on 2013-02-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.