Ronald J. Johnson, MD
Psychiatry Physician · Anna, IL
Ronald J. Johnson, MD is a psychiatry physician with a practice address in Anna, Illinois, and NPI 1679571897, issued on Jul 12, 2005. Check the license (Illinois 036-090683, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Ronald J. Johnson
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 036-090683 IL
Self-reported in NPPES; status is on the state search - Practice location
- 204 South Street, Anna, IL 62906
- Phone
- (618) 833-8551
- Enumerated
- Jul 12, 2005
- Record last updated
- Jul 14, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (618) 833-2911
- Medicaid ID
- 036090683 IL
- Medicare enrollment
- Enrolled (PECOS I20040528000206); accepts Medicare assignment
- Medical or professional school
- Southern Illinois University School Of Medicine, 1991
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 2,147 in Illinois → Look up another NPI →
Also registered at 204 South Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Karrie Schaefer, RNRegistered Nurse1780790733
- Deborah Sullivan, MS REHAB COUNSELINGProfessional Counselor1881924264
- David Warshauer, PHDClinical Psychologist1336255736
Verify Ronald J. 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 036-090683Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
21% fewer Medicare Part D claims than the average psychiatry physician in 2024
790 Medicare Part D claims for 92 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 2% of claims.
Most prescribed
- Mirtazapine137 claims
- Duloxetine Hcl123 claims
- Buspirone Hcl68 claims
- Venlafaxine Hcl Er57 claims
- Quetiapine Fumarate41 claims
- Trazodone Hcl41 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The MIPS final score for 2023 (Medicare payment program): 95 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Ronald J. Johnson among 2,147 psychiatry physician records in Illinois
Ronald J. Johnson, MD is one of 2,147 psychiatry physician records with a practice address in Illinois. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 95% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 41% of these records are
- Graduated1991 · median 2004 among the 877 with a school on file
- Record last updated2015 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
4 psychiatry physician records list a practice address in Anna
They are 4 of the 187 NPPES records with a practice address in Anna, and 2,147 psychiatry physician records in Illinois.
All 2,147 in Illinois → Every provider in Anna → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Vikas Arora, D.O.Anna, IL 629061396956645
- William Mings, MDAnna, IL 629061144242918
- Brent Snell, D.O.Anna, IL 629061225108095
- Alaa Ahmed, MDCarbondale, IL 629011144742230
- Rakesh Chandra, MDCarbondale, IL 629011225065220
- Yasoda Modali, M.DCarbondale, IL 629011063565570
- Diana Tracy, MDCarbondale, IL 629011841381597
- Lee Spalt, M.D.Cobden, IL 629201598989576
Common questions
What is Ronald J. Johnson, MD's NPI number?
Ronald J. Johnson, MD's National Provider Identifier (NPI) is 1679571897, issued on Jul 12, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Ronald J. Johnson, MD located?
The NPPES record lists a practice address at 204 South Street, Anna, IL, 62906. Phone: (618) 833-8551. Providers update this record themselves, so call before visiting.
How can I verify Ronald J. Johnson, MD's license?
NPPES lists Illinois license number 036-090683, 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.
How much does Ronald J. Johnson, MD prescribe under Medicare Part D?
In 2024, Ronald J. Johnson, MD had 790 Medicare Part D claims for 92 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.
What is Ronald J. Johnson, MD's MIPS final score?
The 2023 MIPS final score is 95 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.