John Lloyd-Still, M.D.
NPI 1992736078 · Pediatric Gastroenterology Physician · Chicago, IL
John Lloyd-Still, M.D. is a Pediatric Gastroenterology Physician provider in Chicago, IL (NPI 1992736078).
Provider details
- NPI number
- 1992736078
- Entity type
- Individual
- Primary specialty
- Pediatric Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
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
83% 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
- 2006-07-06
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Lloyd-Still's NPI number?
- John Lloyd-Still's National Provider Identifier (NPI) is 1992736078, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Lloyd-Still's specialty?
- John Lloyd-Still is listed in the NPPES registry with a primary specialty of Pediatric Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is John Lloyd-Still located?
- John Lloyd-Still's practice location on file with NPPES is 1725 W Harrison St, Chicago, IL 60612-3841.
- What is John Lloyd-Still's phone number?
- The practice phone number listed in the NPPES registry for John Lloyd-Still is (312) 942-3034.
- Is John Lloyd-Still's NPI active?
- Yes — John Lloyd-Still's NPI (1992736078) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.