Timothy W. Johnson, PA
- Medicare patients, 2024
- 19
- Part D claims, 2024
- 11,134
- Hospital affiliations
- 1
- Industry payments
- $143
- Medical groups
- 3
- Practice address
- 3333 North Seminary, Galesburg, IL 61401
- Practice phone
- Call (309) 344-3161
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Timothy 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.
Timothy W. Johnson is a physician assistant in Galesburg, Illinois
Timothy Johnson practices at OSF St. Mary Medical Center in Galesburg, Illinois, part of OSF HealthCare System.
Timothy Johnson's NPI, 1033425145, was assigned on August 26, 2010. Timothy Johnson holds Indiana license 10001198.
- NPI
- 1033425145NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4789876194
- NPI enumeration date
- August 26, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (309) 344-3161
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Timothy W. Johnson practices at OSF St. Mary Medical Center in Galesburg, Illinois
Timothy Johnson's primary practice is OSF St. Mary Medical Center, at 3333 North Seminary, Galesburg, IL 61401 in Knox County. The practice phone is (309) 344-3161.
- OSF St. Mary Medical Center3333 North Seminary, Galesburg, IL 61401 · Knox CountyPhone(309) 344-3161
Source: Dmand AI Affiliation Data
Timothy W. Johnson is affiliated with 2 sites of care and 3 medical groups
Timothy Johnson's primary practice is OSF St. Mary Medical Center in Galesburg, Illinois, part of OSF HealthCare System. The medical group on file is Carle Physician Group. Dmand AI also links Timothy Johnson to 2 more medical groups and 1 breast imaging center, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Timothy W. Johnson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Timothy Johnson practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| OSF St. Mary Medical Center | Available with a free account |
| +1 more site and 2 medical groups | 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 OSF HealthCare System and 6.2K+ hospitals, with verified contacts in the same login.
Timothy W. Johnson is one of 4,299 physician assistants in Illinois
Physician assistant is Timothy Johnson's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Timothy Johnson is licensed in Indiana.
Specialties and state licenses
- Physician assistant, IndianaPrimary
Physician assistants near Timothy Johnson
Counts of physician assistants 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
Timothy W. Johnson treated 19 Medicare patients in 2024, average age 76
CMS counts 19 Medicare patients who saw Timothy Johnson in 2024. 75% of them have high blood pressure, and 74% have high cholesterol. Their average risk score is 1.38, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Timothy Johnson's median patient age at 72, with 44% women.
Chronic conditions among Timothy Johnson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol74%
Share of Medicare patients with each condition. A patient can have several.
Timothy 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 72
Patient panel by sex, all payers
- Women44%
- Men55%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Timothy W. Johnson wrote 11,134 Medicare Part D claims in 2024
In 2024, Timothy Johnson wrote 11,134 Medicare Part D claims for 969 patients. 89% of them were for generic drugs.
Timothy Johnson's Part D claims by kind of drug, 2024
- Generic9,896 claims89%
- Brand-name1,175 claims11%
- Other63 claims1%
Drug classes CMS tracks in Timothy Johnson's Part D claims, 2024
- Opioids5%601 of 11,134 claims
- Antibiotics2%196 of 11,134 claims
- Antipsychotics, patients 65 and over0%50 of 11,134 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Timothy W. Johnson takes part in Medicare
Timothy Johnson accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Timothy W. Johnson received $143 in industry payments in 2025
CMS Open Payments shows 2 general payments to Timothy Johnson from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $120.
Companies that paid Timothy Johnson the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Timothy W. 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 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 (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) |
| 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 Timothy W. 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 Timothy W. Johnson's NPI number?
Timothy W. Johnson's NPI number is 1033425145. It was assigned on August 26, 2010, and it is active in the NPI Registry.
What does Timothy W. Johnson specialize in?
Timothy W. Johnson is a physician assistant in Galesburg, Illinois. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Timothy W. Johnson practice?
Timothy Johnson practices at 3333 North Seminary, Galesburg, IL 61401. Timothy Johnson's primary practice is OSF St. Mary Medical Center in Galesburg, Illinois, part of OSF HealthCare System. Dmand AI also links Timothy Johnson to 2 medical groups and 1 breast imaging center.
What is Timothy W. Johnson's office phone number?
The practice phone on file for Timothy Johnson is (309) 344-3161.
What is Timothy W. Johnson's medical license number?
Timothy Johnson holds Indiana license 10001198.
Which hospitals is Timothy W. Johnson affiliated with?
Timothy Johnson practices at OSF St. Mary Medical Center in Galesburg, Illinois.
What medical group is Timothy W. Johnson part of?
Timothy Johnson is linked to Carle Physician Group. Dmand AI links Timothy Johnson to 2 more medical groups.
Does Timothy W. Johnson accept Medicare?
Yes. CMS lists Timothy Johnson as accepting Medicare assignment.
How many Medicare patients does Timothy W. Johnson see?
CMS counts 19 Medicare patients who saw Timothy Johnson in 2024, with an average age of 76.
Has Timothy W. Johnson received payments from drug or device companies?
CMS Open Payments shows $143 in general payments to Timothy Johnson from 2 companies from 2025 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Timothy W. Johnson been practicing?
Timothy Johnson graduated from medical school in 2010, 16 years ago.
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