John James Parker, M.D.
NPI 1093240442 · Pediatrics Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John James Parker, M.D. is a Pediatrics Physician provider in Chicago, IL (NPI 1093240442).
Provider details
- NPI number
- 1093240442
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036156702 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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
- 2017-04-24
- Last updated
- 2021-10-29
- Certified
- 2021-10-29
Frequently asked questions
- What is John James Parker's NPI number?
- John James Parker's National Provider Identifier (NPI) is 1093240442, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John James Parker's specialty?
- John James Parker is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is John James Parker located?
- John James Parker's practice location on file with NPPES is 225 E Chicago Ave, Chicago, IL 60611-2991.
- What is John James Parker's phone number?
- The practice phone number listed in the NPPES registry for John James Parker is (312) 227-6844.
- Does John James Parker accept Medicare?
- John James Parker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John James Parker's NPI active?
- Yes — John James Parker's NPI (1093240442) is active in the NPPES registry as of the last update on 2021-10-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.