Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Ronald J Johnson, MD

Individual provider Psychiatry Physician · NPI 1679571897

Ronald J Johnson, MD is a Psychiatry in Anna, Illinois. Graduated from Southern Illinois University School of Medicine in 1991, 35 years ago. Accepts Medicare assignment and offers telehealth. Licensed in Illinois.

Years since qualifying
35
Trained at
Southern Illinois University School of Medicine
Licensed in
IL
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

204 S St
Anna, IL 62906-0548
Phone: (618) 833-8551
Fax: (618) 833-2911
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence 036-090683 (IL)

Record details

NPI number1679571897
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 12, 2005
Last updated in NPPESJuly 14, 2015
Mailing address204 South Street, Anna, IL 62906-0548

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPSYCHIATRY
Medical schoolSOUTHERN ILLINOIS UNIVERSITY SCHOOL OF MEDICINE
Graduated 1991 (35 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations8 on file with Medicare

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