Katherine Barbara Johnson, MD
Psychiatry Physician · Maywood, IL
Katherine Barbara Johnson, MD is a psychiatry physician with a practice address in Maywood, Illinois, and NPI 1942400924, issued on Jul 19, 2007. Check the license (Illinois 036139574, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Katherine Barbara Johnson
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License numbers
- 036139574 IL
2011-00519 NC
Self-reported in NPPES; status is on the state search - Practice location
- 2160 S 1St Ave, Maywood, IL 60153
- Phone
- (708) 216-9000
- Enumerated
- Jul 19, 2007
- Record last updated
- Apr 12, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20160226001760); accepts Medicare assignment
- Medical or professional school
- Loyola University Of Chicago, Stritch School Of Medicine, 2004
- 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 2160 S 1St Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Katherine Barbara 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 036139574Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
36% fewer Medicare Part D claims than the average psychiatry physician in 2024
640 Medicare Part D claims for 84 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.
Most prescribed
- Trazodone Hcl60 claims
- Desvenlafaxine Succinate Er41 claims
- Quetiapine Fumarate39 claims
- Trintellix38 claims
- Alprazolam36 claims
- Lorazepam36 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.
Industry payments in 2024: $71.30
4 payments; by number, the most common kind was food and beverage; the largest payer was Lundbeck LLC. The 13,693 providers of this specialty with any payment received $4,954.93 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.
One hospital affiliation
- Loyola University Medical CenterMaywood, IL · Acute Care Hospitals2 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Katherine Barbara Johnson among 2,147 psychiatry physician records in Illinois
Katherine Barbara 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 2007, is newer than 35% of them.
- NPI issued2007 · 35% of these records are older, 50% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 41% of these records are
- Graduated2004 · median 2004 among the 877 with a school on file
- Record last updated2021 · 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).
74 psychiatry physician records list a practice address in Maywood
They are 74 of the 2,572 NPPES records with a practice address in Maywood, and 2,147 psychiatry physician records in Illinois.
All 2,147 in Illinois → Every provider in Maywood → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Lauro Amezcua-Patino, M.D.Maywood, IL 601531659364396
- James Corcoran, MDMaywood, IL 601531811964489
- Deborah Couch, MDMaywood, IL 601531639146368
- Rachel Davis, PSYDMaywood, IL 601531003883471
- Angela Eads, PHDMaywood, IL 601531851368955
- Angelos Halaris, MD PHDMaywood, IL 601531891762621
- Patricia Mumby, PHDMaywood, IL 601531780651588
- Anita Pairitz, MDMaywood, IL 601531851376230
Common questions
What is Katherine Barbara Johnson, MD's NPI number?
Katherine Barbara Johnson, MD's National Provider Identifier (NPI) is 1942400924, issued on Jul 19, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Barbara Johnson, MD located?
The NPPES record lists a practice address at 2160 S 1St Ave, Maywood, IL, 60153. Phone: (708) 216-9000. Providers update this record themselves, so call before visiting.
How can I verify Katherine Barbara Johnson, MD's license?
NPPES lists Illinois license number 036139574, 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 Katherine Barbara Johnson, MD prescribe under Medicare Part D?
In 2024, Katherine Barbara Johnson, MD had 640 Medicare Part D claims for 84 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.
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.