Dr. Kenneth E. Johnson, MD
- Medicare services, 2024
- 458
- Medicare patients, 2024
- 158
- Part D claims, 2024
- 9,013
- Hospital affiliations
- 1
- Industry payments
- $1,563
- Practice address
- 2323 N Lake Dr, Milwaukee, WI 53211
- Practice phone
- Call (414) 585-1374
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Johnson's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Kenneth E. Johnson is a psychiatrist in Milwaukee, Wisconsin
Dr. Johnson practices at Ascension Columbia St. Mary's Hospital - Milwaukee Campus in Milwaukee, Wisconsin, part of Ascension Health Alliance.
Dr. Johnson's NPI, 1124059316, was assigned on July 5, 2006. Dr. Johnson graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1985. Dr. Johnson holds Wisconsin license 27684-020.
- NPI
- 1124059316NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3476536046
- NPI enumeration date
- July 5, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (414) 585-1374
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 67
- Medical school graduation
- 1985
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Kenneth E. Johnson practices at Ascension Columbia St. Mary's Hospital - Milwaukee Campus in Milwaukee, Wisconsin
Dr. Johnson's primary practice is Ascension Columbia St. Mary's Hospital - Milwaukee Campus, at 2323 N Lake Dr, Milwaukee, WI 53211 in Milwaukee County. The practice phone is (414) 585-1374.
- Ascension Columbia St. Mary's Hospital - Milwaukee Campus2323 N Lake Dr, Milwaukee, WI 53211 · Milwaukee CountyPhone(414) 585-1374
Source: Dmand AI Affiliation Data
Dr. Kenneth E. Johnson is affiliated with 3 sites of care and 1 medical group
Dr. Johnson's primary practice is Ascension Columbia St. Mary's Hospital - Milwaukee Campus in Milwaukee, Wisconsin, part of Ascension Health Alliance. The medical group on file is Ascension Columbia St. Mary's Hospital - Milwaukee Campus. Dmand AI also links Dr. Johnson to 1 more behavioral health center and 1 clinical lab, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Kenneth E. Johnson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Johnson practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ascension Columbia St. Mary's Hospital - Milwaukee Campus | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Ascension Health Alliance and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Kenneth E. Johnson is one of 688 psychiatrists in Wisconsin
Psychiatry is Dr. Johnson's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Johnson is licensed in Wisconsin.
Specialties and state licenses
- Psychiatry, WisconsinPrimary
Psychiatrists near Dr. Johnson
Counts of psychiatrists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Kenneth E. Johnson billed Medicare for 458 services in 2024
CMS data shows 458 Medicare services from Dr. Johnson across 2 procedure codes in 2024, all of them office visits, for 158 Medicare patients. Medicare paid $21,122 for them.
Dr. Johnson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3942024: 45816%
Where Dr. Johnson's Medicare services took place, 2024
- In an office20445%
- In a facility25455%
Dr. Johnson compared with the Wisconsin median for psychiatrists, 2024
- Dr. Johnson
- Wisconsin median
- Medicare services
- 458vs 1283.6 times
- Medicare patients
- 158vs 493.2 times
- Part D claims
- 8,868vs 23238.2 times
Medians across 753 psychiatrists in Wisconsin with Dmand AI profiles that report each measure.
Dr. Johnson's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Kenneth E. Johnson treated 158 Medicare patients in 2024, average age 67
CMS counts 158 Medicare patients who saw Dr. Johnson in 2024. The largest group is 65 to 74, with 71 patients. 75% of them have mood disorders, and 71% have anxiety. 37% are also on Medicaid. Their average risk score is 1.23, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Johnson's median patient age at 55, with 61% women.
Dr. Johnson's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Johnson's Medicare patients by sex, 2024
- Women8252%
- Men7648%
Chronic conditions among Dr. Johnson's Medicare patients, 2024
- Mood disorders75%
- Anxiety71%
- High cholesterol65%
- Depression62%
- High blood pressure61%
- Arthritis45%
- Bipolar disorder30%
- Diabetes20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Johnson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 55
Patient panel by sex, all payers
- Women61%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Kenneth E. Johnson wrote 9,013 Medicare Part D claims in 2024
In 2024, Dr. Johnson wrote 9,013 Medicare Part D claims for 440 patients. 95% of them were for generic drugs. CMS names the drug for 8,868 of them, across 68 drugs with 11 or more claims each, at $814,300 in total drug cost. In 2023, CMS named 8,460 claims across 62 drugs.
Dr. Johnson's Part D claims by kind of drug, 2024
- Generic8,522 claims95%
- Brand-name491 claims5%
Dr. Johnson's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Johnson's Part D claims, 2024
- Antipsychotics, patients 65 and over10%908 of 9,013 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 8,4602024: 8,8685%
Drugs named by CMS: 68 in 2024, 62 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Kenneth E. Johnson offers telehealth to Medicare patients
Dr. Johnson accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Johnson as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Kenneth E. Johnson received $1,563 in industry payments from 2017 to 2025
CMS Open Payments shows 82 general payments to Dr. Johnson from 9 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. Axsome Therapeutics, Inc. paid the most, $608.
General payments to Dr. Johnson by program year, 2017 to 2025
Companies that paid Dr. Johnson the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Kenneth E. Johnson graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb)
Dr. Johnson graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1985.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Kenneth E. Johnson's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Kenneth E. Johnson
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Kenneth E. Johnson's NPI number?
Dr. Kenneth E. Johnson's NPI number is 1124059316. It was assigned on July 5, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Kenneth E. Johnson?
Dr. Kenneth E. Johnson is a psychiatrist in Milwaukee, Wisconsin. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Kenneth E. Johnson practice?
Dr. Johnson practices at 2323 N Lake Dr, Milwaukee, WI 53211. Dr. Johnson's primary practice is Ascension Columbia St. Mary's Hospital - Milwaukee Campus in Milwaukee, Wisconsin, part of Ascension Health Alliance. Dmand AI also links Dr. Johnson to 1 behavioral health center and 1 clinical lab.
What is Dr. Kenneth E. Johnson's office phone number?
The practice phone on file for Dr. Johnson is (414) 585-1374.
What is Dr. Kenneth E. Johnson's medical license number?
Dr. Johnson holds Wisconsin license 27684-020.
Which hospitals is Dr. Kenneth E. Johnson affiliated with?
Dr. Johnson practices at Ascension Columbia St. Mary's Hospital - Milwaukee Campus in Milwaukee, Wisconsin.
What medical group is Dr. Kenneth E. Johnson part of?
Dr. Johnson is linked to Ascension Columbia St. Mary's Hospital - Milwaukee Campus.
Does Dr. Kenneth E. Johnson accept Medicare?
Yes. CMS data shows Dr. Johnson billed Medicare for 458 services in 2024, and Dr. Johnson accepts Medicare assignment.
Does Dr. Kenneth E. Johnson offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Johnson as offering telehealth services.
How many Medicare patients does Dr. Kenneth E. Johnson see?
CMS counts 158 Medicare patients who saw Dr. Johnson in 2024, with an average age of 67.
Show 5 more questionsShow fewer questions
What services does Dr. Kenneth E. Johnson bill to Medicare?
In 2024, Dr. Johnson's most billed Medicare services were office visit, established patient (99213) and office visit, established patient (99214).
Where did Dr. Kenneth E. Johnson go to medical school?
Dr. Johnson graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1985.
What drugs does Dr. Kenneth E. Johnson prescribe most?
In 2024 Medicare Part D data, Dr. Johnson's most prescribed drugs by claims were Buspirone HCl, Aripiprazole and Alprazolam.
Has Dr. Kenneth E. Johnson received payments from drug or device companies?
CMS Open Payments shows $1,563 in general payments to Dr. Johnson from 9 companies from 2017 to 2025. The largest total came from Axsome Therapeutics, Inc.
How long has Dr. Kenneth E. Johnson been practicing?
Dr. Johnson graduated from medical school in 1985, 41 years ago.
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