William Alexander Johnson, PA
- Medicare patients, 2024
- 590
- Part D claims, 2024
- 3,253
- Hospital affiliations
- 5
- Industry payments
- $584
- Medical group
- 1
- Practice address
- 1201 Pleasant Valley Road, Owensboro, KY 42303
- Practice phone
- Call (270) 417-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find William 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.
William Alexander Johnson is a physician assistant in Owensboro, Kentucky
William Johnson practices at Owensboro Health Regional Hospital in Owensboro, Kentucky, part of Owensboro Health.
William Johnson's NPI, 1821570987, was assigned on September 5, 2018. William Johnson holds Kentucky license TC813.
- NPI
- 1821570987NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9032451745
- NPI enumeration date
- September 5, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (270) 417-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
William Alexander Johnson practices at Owensboro Health Regional Hospital in Owensboro, Kentucky
William Johnson's primary practice is Owensboro Health Regional Hospital, at 1201 Pleasant Valley Road, Owensboro, KY 42303 in Daviess County. The practice phone is (270) 417-2000.
- Owensboro Health Regional Hospital1201 Pleasant Valley Road, Owensboro, KY 42303 · Daviess CountyPhone(270) 417-2000
Source: Dmand AI Affiliation Data
William Alexander Johnson is affiliated with 5 sites of care and 1 medical group
William Johnson's primary practice is Owensboro Health Regional Hospital in Owensboro, Kentucky, part of Owensboro Health. William Johnson is also affiliated with Owensboro Health Muhlenberg Community Hospital. The medical group on file is Owensboro Health Medical Group. Dmand AI also links William Johnson to 3 more hospitals, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at William Alexander Johnson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where William Johnson practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Owensboro Health Regional Hospital | Available with a free account |
| +4 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 Owensboro Health and 6.2K+ hospitals, with verified contacts in the same login.
William Alexander Johnson is one of 1,591 physician assistants in Kentucky
Physician assistant is William Johnson's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Dmand AI has William Johnson's licenses on file in 2 states: Kentucky and Indiana.
Specialties and state licenses
- Physician assistant, KentuckyPrimary
- Indiana license
Physician assistants near William 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
William Alexander Johnson treated 590 Medicare patients in 2024, average age 75
CMS counts 590 Medicare patients who saw William Johnson in 2024. The largest group is 75 to 84, with 242 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 13% are also on Medicaid. Their average risk score is 1.53, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts William Johnson's median patient age at 73, with 47% women.
William Johnson's Medicare patients by age, 2024
William Johnson's Medicare patients by sex, 2024
- Women29550%
- Men29550%
Chronic conditions among William Johnson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease66%
- Arthritis57%
- Diabetes43%
- Atrial fibrillation40%
- Heart failure39%
- Chronic kidney disease35%
Share of Medicare patients with each condition. A patient can have several.
William 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 73
Patient panel by sex, all payers
- Women47%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
William Alexander Johnson wrote 3,253 Medicare Part D claims in 2024
In 2024, William Johnson wrote 3,253 Medicare Part D claims for 685 patients. 81% of them were for generic drugs.
William Johnson's Part D claims by kind of drug, 2024
- Generic2,649 claims81%
- Brand-name604 claims19%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How William Alexander Johnson takes part in Medicare
William 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)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
William Alexander Johnson received $584 in industry payments in 2025
CMS Open Payments shows 25 general payments to William Johnson from 13 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Solventum Corporation paid the most, $152.
Companies that paid William 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 William Alexander 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 William Alexander 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 William Alexander Johnson's NPI number?
William Alexander Johnson's NPI number is 1821570987. It was assigned on September 5, 2018, and it is active in the NPI Registry.
What does William Alexander Johnson specialize in?
William Alexander Johnson is a physician assistant in Owensboro, Kentucky. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does William Alexander Johnson practice?
William Johnson practices at 1201 Pleasant Valley Road, Owensboro, KY 42303. William Johnson's primary practice is Owensboro Health Regional Hospital in Owensboro, Kentucky, part of Owensboro Health. Dmand AI also links William Johnson to 3 hospitals.
What is William Alexander Johnson's office phone number?
The practice phone on file for William Johnson is (270) 417-2000.
What is William Alexander Johnson's medical license number?
William Johnson holds Kentucky license TC813, one of the licenses on file in 2 states.
Which states has William Alexander Johnson been licensed in?
Dmand AI has state licenses on file for William Johnson in Kentucky and Indiana.
Which hospitals is William Alexander Johnson affiliated with?
William Johnson practices at Owensboro Health Regional Hospital in Owensboro, Kentucky. William Johnson is also affiliated with Owensboro Health Muhlenberg Community Hospital. Dmand AI links William Johnson to 3 more hospitals.
What medical group is William Alexander Johnson part of?
William Johnson is linked to Owensboro Health Medical Group.
Does William Alexander Johnson accept Medicare?
Yes. CMS lists William Johnson as accepting Medicare assignment.
How many Medicare patients does William Alexander Johnson see?
CMS counts 590 Medicare patients who saw William Johnson in 2024, with an average age of 75.
Has William Alexander Johnson received payments from drug or device companies?
CMS Open Payments shows $584 in general payments to William Johnson from 13 companies from 2025 to 2025. The largest total came from Solventum Corporation.
How long has William Alexander Johnson been practicing?
William Johnson graduated from medical school in 2018, 8 years ago.
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