Catherine Johnson, D.O.
Internal Medicine Physician · Elk Grove Village, IL
Catherine Johnson, D.O. is an internal medicine physician with a practice address in Elk Grove Village, Illinois, and NPI 1144247784, issued on Jul 17, 2006. Check the license (Illinois 083123, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Catherine Johnson
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 083123 IL
20A18588 CA
DR.0066672 CO
04777 KY
Self-reported in NPPES; status is on the state search - Practice location
- 100 NW Point Blvd, Elk Grove Village, IL 60007
- Phone
- (847) 718-3302
- Enumerated
- Jul 17, 2006
- Record last updated
- Sep 29, 2023
- Fax
- (847) 996-9109
- Medicaid ID
- 036083123 IL
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
Verify Catherine Johnson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 083123Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Catherine Johnson among 7,238 internal medicine physician records in Illinois
Catherine Johnson, D.O. is one of 7,238 internal medicine physician records with a practice address in Illinois. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 61% newer
- In a Medicare fileNo · 73% of these records are
- In the CMS Doctors and Clinicians fileNo · 50% of these records are
- Record last updated2023 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
23 internal medicine physician records list a practice address in Elk Grove Village
They are 23 of the 972 NPPES records with a practice address in Elk Grove Village, and 7,238 internal medicine physician records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 7,238 in Illinois → Every provider in Elk Grove Village → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Dennis Abella, DOElk Grove Village, IL 600071962498451
- Jeffrey Eye, MDElk Grove Village, IL 600071780662460
- Thomas Flanagan, MDElk Grove Village, IL 600071508841883
- Barry Glick, DOElk Grove Village, IL 600071013903509
- Hameeduddin Khaja, MDElk Grove Village, IL 600071528079886
- Mansoor Khan, MDElk Grove Village, IL 600071053490920
- Kuttoppilly Krishnankutty, MDElk Grove, IL 600071417016874
- Premalatha NandkumarElk Grove Vlg, IL 600071366471898
Common questions
What is Catherine Johnson, D.O.'s NPI number?
Catherine Johnson, D.O.'s National Provider Identifier (NPI) is 1144247784, issued on Jul 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Catherine Johnson, D.O. located?
The NPPES record lists a practice address at 100 NW Point Blvd, Elk Grove Village, IL, 60007. Phone: (847) 718-3302. Providers update this record themselves, so call before visiting.
How can I verify Catherine Johnson, D.O.'s license?
NPPES lists Illinois license number 083123, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.