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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

CLAYTON JAMES JOHNSON DO
NPI 1760185904
Internal Medicine - Critical Care Medicine in Park Ridge, IL

Active since March 27, 2023
1775 DEMPSTER ST, PARK RIDGE, IL 60068(847) 318-9340(847) 318-2966 Get Directions Write a Review

NPPES record last updated: July 9, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 9, 2026, Apr 4, 2026, Jun 14, 2023 and 1 more (4 updates tracked since 2023).

About Clayton James Johnson Do NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

CLAYTON JAMES JOHNSON DO (NPI 1760185904) is an individual critical care medicine provider in Park Ridge, Illinois, licensed in Illinois (036.177038) and active in the NPI registry since March 2023.

NPPES Registry Identity

NPI1760185904
Entity TypeIndividualMale
Primary Taxonomy207RC0200X
Provider Legal NameCLAYTON JAMES JOHNSONCredential: DO
Location Address1775 DEMPSTER STPark Ridge, IL 60068-1143
Mailing Address1775 Dempster StPark Ridge, IL 60068-1143 · (847) 723-2210 · Fax (847) 723-6987
Phone(847) 318-9340
Fax(847) 318-2966
Sole ProprietorNo
Enumeration DateMarch 27, 2023
Last NPPES UpdateJuly 9, 20264 updates tracked since enumeration
NPPES CertifiedJuly 9, 2026
✔ NPI 1760185904 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Critical Care MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RC0200X
License✔ Licensed in IL · 036.177038
Definition
An internist who diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.
1775 DEMPSTER ST, Park Ridge, IL 60068
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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MS. STACEY K ROLINE PA-C
Physician Assistant (Surgical)
1775 DEMPSTER ST
PARK RIDGE, IL 60068
Cook County (847) 723-2210
SANDRA KROSCHEL
Nurse's Aide
1775 DEMPSTER ST
PARK RIDGE, IL 60068
Cook County (847) 723-2210
OLUWATOSIN OLAYEYE APRN
Nurse Practitioner (Critical Care Medicine)
1775 DEMPSTER ST
PARK RIDGE, IL 60068
Cook County (773) 895-5075
PAMELA LYNN DUFFEY RN BSN CEN TNS
Registered Nurse (Emergency)
1775 DEMPSTER ST
PARK RIDGE, IL 60068
Cook County (847) 723-5150
BETH MARIE HILLMAN DO
Emergency Medicine
1775 DEMPSTER ST
PARK RIDGE, IL 60068
Cook County (847) 723-5150
HYO-JIN KIM M.D.
Hospitalist
1775 DEMPSTER ST
PARK RIDGE, IL 60068
Cook County (847) 723-2210
ALEC WESOLOWSKI
Pharmacist
1775 DEMPSTER ST
PARK RIDGE, IL 60068
Cook County (847) 273-7519
DR. LISA ELAINE LAURENZANA MD
Physical Medicine & Rehabilitation
1775 DEMPSTER ST
PARK RIDGE, IL 60068
Cook County (847) 723-2210

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Clayton Johnson's NPI number?

The NPI number for Clayton Johnson is 1760185904. It was assigned to this individual provider in the NPPES registry on March 27, 2023.

Where is Clayton Johnson located?

Clayton Johnson practices at 1775 Dempster St, Park Ridge, IL 60068. The listed phone number is (847) 318-9340.

What is Clayton Johnson's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.

When was this NPI record last updated?

The NPPES record for Clayton Johnson was last updated on July 9, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.