Lawrence Gray, MD
NPI 1659421691 · Developmental - Behavioral Pediatrics Physician · Chicago, IL
Lawrence Gray, MD is a Developmental - Behavioral Pediatrics Physician provider in Chicago, IL (NPI 1659421691).
Provider details
- NPI number
- 1659421691
- Entity type
- Individual
- Primary specialty
- Developmental - Behavioral Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036091133 (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
- 2007-01-11
- Last updated
- 2018-10-19
Frequently asked questions
- What is Lawrence Gray's NPI number?
- Lawrence Gray's National Provider Identifier (NPI) is 1659421691, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lawrence Gray's specialty?
- Lawrence Gray is listed in the NPPES registry with a primary specialty of Developmental - Behavioral Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Lawrence Gray located?
- Lawrence Gray's practice location on file with NPPES is 225 E Chicago Ave, Chicago, IL 60611-2991.
- What is Lawrence Gray's phone number?
- The practice phone number listed in the NPPES registry for Lawrence Gray is (800) 543-7362.
- Is Lawrence Gray's NPI active?
- Yes — Lawrence Gray's NPI (1659421691) is active in the NPPES registry as of the last update on 2018-10-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.