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Gregory Lawson
NPI 1639275977 · Emergency Medicine Physician · O Fallon, IL
Gregory Lawson is a Emergency Medicine Physician provider in O Fallon, IL (NPI 1639275977).
Provider details
- NPI number
- 1639275977
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 036-104608 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
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
103 N Oak St
O Fallon, IL 62269-1165
Phone: (618) 624-3368
Street-level locationGet directions
Mailing address
103 N Oak St
O Fallon, IL 62269-1165
Registry dates
- Enumerated
- 2006-09-15
- Last updated
- 2007-07-08
Frequently asked questions
- What is Gregory Lawson's NPI number?
- Gregory Lawson's National Provider Identifier (NPI) is 1639275977, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Lawson's specialty?
- Gregory Lawson is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Lawson located?
- Gregory Lawson's practice location on file with NPPES is 103 N Oak St, O Fallon, IL 62269-1165.
- What is Gregory Lawson's phone number?
- The practice phone number listed in the NPPES registry for Gregory Lawson is (618) 624-3368.
- Is Gregory Lawson's NPI active?
- Yes — Gregory Lawson's NPI (1639275977) 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.