Mark August Johnson, M.D.
Critical Care Medicine (Internal Medicine) Physician · Urbana, IL
Mark August Johnson, M.D. is a critical care medicine (internal medicine) physician with a practice address in Urbana, Illinois, and NPI 1730383662, issued on Jun 13, 2007. Check the license (Illinois 036130838, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Mark August Johnson
- Credential
- M.D.
- Primary taxonomy
- Critical Care Medicine (Internal Medicine) Physician 207RC0200X
- License number
- 036130838 IL
Self-reported in NPPES; status is on the state search - Practice location
- 611 W. Park St., Urbana, IL 61801
- Phone
- (217) 383-3087
- Enumerated
- Jun 13, 2007
- Record last updated
- Jun 17, 2025
- Medicare enrollment
- Enrolled (PECOS I20120904000706); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest critical care medicine (internal medicine) physician records → All 281 in Illinois → Look up another NPI →
Also registered at 611 W. Park St.
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Adel Abood, M.DFamily Medicine Physician1134415391
- Brenda AdolphOccupational Therapist1922487529
- Weruche Agube, NPFamily Nurse Practitioner1487000964
- Jarrod Almaroad, MDAnesthesiology Physician1316139199
- Jonathan Bailey, DMD, MDOral & Maxillofacial Surgery (D.M.D.)1366476947
- Ronald Baker, CRNACertified Registered Nurse Anesthetist1437315124
Verify Mark August 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 036130838Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $120.42
1 payment: food and beverage; the largest payer was Genzyme Corporation. The 2,708 providers of this specialty with any payment received $2,958.68 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Carle Health Care IncorporatedUrbana, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark August Johnson among 281 critical care medicine (internal medicine) physician records in Illinois
Mark August Johnson, M.D. is one of 281 critical care medicine (internal medicine) physician records with a practice address in Illinois. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 29% of them.
- NPI issued2007 · 29% of these records are older, 63% newer
- In a Medicare fileYes · 92% of these records are
- In the CMS Doctors and Clinicians fileYes · 80% of these records are
- Graduated2007 · median 2008 among the 226 with a school on file
- Record last updated2025 · 22% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Critical Care Medicine (Internal Medicine) Physician providers in Illinois
There are 281 critical care medicine (internal medicine) physician records in Illinois.
All 281 in Illinois → Every provider in Urbana → Critical Care Medicine (Internal Medicine) Physician nationwide →
The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes
- Faisal Anwar, MDUrbana, IL 618011124054424
- Caryn Hernandez, MDUrbana, IL 618011750738928
- John Hill, M.D.Urbana, IL 618011174548234
- Tse-Shuen Ku, MDUrbana, IL 618011073923702
- Melinda Miller, M.D.Urbana, IL 618011720345085
- Karen White, MDUrbana, IL 618011053427252
- Faisal Abdulameer, M.B.CH.BChampaign, IL 618221205286432
- Hatem Desoky, M.D.Bloomington, IL 617011558636860
Common questions
What is Mark August Johnson, M.D.'s NPI number?
Mark August Johnson, M.D.'s National Provider Identifier (NPI) is 1730383662, issued on Jun 13, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Mark August Johnson, M.D. located?
The NPPES record lists a practice address at 611 W. Park St., Urbana, IL, 61801. Phone: (217) 383-3087. Providers update this record themselves, so call before visiting.
How can I verify Mark August Johnson, M.D.'s license?
NPPES lists Illinois license number 036130838, 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. Medicare files from data.cms.gov. 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.