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Kathryn Clayton
NPI 1952592586 · Emergency Medicine Physician · O Fallon, IL
Kathryn Clayton is a Emergency Medicine Physician provider in O Fallon, IL (NPI 1952592586).
Provider details
- NPI number
- 1952592586
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(82/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
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
- 2007-08-08
- Last updated
- 2007-08-08
Frequently asked questions
- What is Kathryn Clayton's NPI number?
- Kathryn Clayton's National Provider Identifier (NPI) is 1952592586, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathryn Clayton's specialty?
- Kathryn Clayton is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Kathryn Clayton located?
- Kathryn Clayton's practice location on file with NPPES is 103 N Oak St, O Fallon, IL 62269-1165.
- What is Kathryn Clayton's phone number?
- The practice phone number listed in the NPPES registry for Kathryn Clayton is (618) 624-3368.
- Is Kathryn Clayton's NPI active?
- Yes — Kathryn Clayton's NPI (1952592586) is active in the NPPES registry as of the last update on 2007-08-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.