Willard Jason Fiessinger, APRN
- Medicare patients, 2024
- 227
- Part D claims, 2024
- 8,812
- Hospital affiliations
- 4
- Industry payments
- $37
- Medical groups
- 2
- Practice address
- 1530 Lone Oak Road, Paducah, KY 42003
- Practice phone
- Call (270) 444-2444
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Willard Fiessinger'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.
Willard Jason Fiessinger is a family nurse practitioner in Paducah, Kentucky
Willard Fiessinger practices at Mercy Health - Lourdes Hospital in Paducah, Kentucky, part of Bon Secours Mercy Health.
Willard Fiessinger's NPI, 1619010444, was assigned on February 14, 2007. Willard Fiessinger holds Kentucky license 3005118.
- NPI
- 1619010444NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6507967585
- NPI enumeration date
- February 14, 2007
- NPI status
- Active
- Practice phone
- (270) 444-2444
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 46
- Medical school graduation
- 2006
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Willard Jason Fiessinger practices at Mercy Health - Lourdes Hospital in Paducah, Kentucky
Willard Fiessinger's primary practice is Mercy Health - Lourdes Hospital, at 1530 Lone Oak Road, Paducah, KY 42003 in Mc Cracken County. The practice phone is (270) 444-2444.
- Mercy Health - Lourdes Hospital1530 Lone Oak Road, Paducah, KY 42003 · Mc Cracken CountyPhone(270) 444-2444
Source: Dmand AI Affiliation Data
Willard Jason Fiessinger is affiliated with 6 sites of care and 2 medical groups
Willard Fiessinger's primary practice is Mercy Health - Lourdes Hospital in Paducah, Kentucky, part of Bon Secours Mercy Health. Willard Fiessinger is also affiliated with Baptist Health Paducah. The medical group on file is Mercy Health Physicians. Dmand AI also links Willard Fiessinger to 2 more hospitals, 1 home health agency, 1 rural health clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Willard Jason Fiessinger's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Willard Fiessinger practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Health - Lourdes Hospital | Available with a free account |
| +5 more sites and 1 medical group | 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 Bon Secours Mercy Health and 6.2K+ hospitals, with verified contacts in the same login.
Willard Jason Fiessinger is one of 4,568 family nurse practitioners in Kentucky
Family is Willard Fiessinger's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Willard Fiessinger is licensed in Kentucky.
Specialties and state licenses
- Family nurse practitioner, KentuckyPrimary
Family nurse practitioners near Willard Fiessinger
Counts of family nurse practitioners 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
Willard Jason Fiessinger treated 227 Medicare patients in 2024, average age 73
CMS counts 227 Medicare patients who saw Willard Fiessinger in 2024. The largest group is 65 to 74, with 111 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 9% are also on Medicaid. Their average risk score is 1.05, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Willard Fiessinger's median patient age at 62, with 43% women.
Willard Fiessinger's Medicare patients by age, 2024
Willard Fiessinger's Medicare patients by sex, 2024
- Women8638%
- Men14162%
Chronic conditions among Willard Fiessinger's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis40%
- Diabetes29%
- Ischemic heart disease27%
- Mood disorders26%
- Chronic kidney disease23%
- Depression23%
Share of Medicare patients with each condition. A patient can have several.
Willard Fiessinger's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women43%
- Men57%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Willard Jason Fiessinger wrote 8,812 Medicare Part D claims in 2024
In 2024, Willard Fiessinger wrote 8,812 Medicare Part D claims for 524 patients. 86% of them were for generic drugs.
Willard Fiessinger's Part D claims by kind of drug, 2024
- Generic7,557 claims86%
- Brand-name1,136 claims13%
- Other119 claims1%
Drug classes CMS tracks in Willard Fiessinger's Part D claims, 2024
- Opioids1%67 of 8,812 claims
- Antibiotics2%188 of 8,812 claims
- Antipsychotics, patients 65 and over1%46 of 8,812 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
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Willard Jason Fiessinger received $37 in industry payments in 2025
CMS Open Payments shows 2 general payments to Willard Fiessinger from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Exact Sciences Corporation paid the most, $37.
Companies that paid Willard Fiessinger 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 Willard Jason Fiessinger'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) |
| 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 Willard Jason Fiessinger
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Willard Jason Fiessinger's NPI number?
Willard Jason Fiessinger's NPI number is 1619010444. It was assigned on February 14, 2007, and it is active in the NPI Registry.
What does Willard Jason Fiessinger specialize in?
Willard Jason Fiessinger is a family nurse practitioner in Paducah, Kentucky. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Willard Jason Fiessinger practice?
Willard Fiessinger practices at 1530 Lone Oak Road, Paducah, KY 42003. Willard Fiessinger's primary practice is Mercy Health - Lourdes Hospital in Paducah, Kentucky, part of Bon Secours Mercy Health. Dmand AI also links Willard Fiessinger to 2 hospitals, 1 home health agency, 1 rural health clinic and 1 medical group.
What is Willard Jason Fiessinger's office phone number?
The practice phone on file for Willard Fiessinger is (270) 444-2444.
What is Willard Jason Fiessinger's medical license number?
Willard Fiessinger holds Kentucky license 3005118.
Which hospitals is Willard Jason Fiessinger affiliated with?
Willard Fiessinger practices at Mercy Health - Lourdes Hospital in Paducah, Kentucky. Willard Fiessinger is also affiliated with Baptist Health Paducah. Dmand AI links Willard Fiessinger to 2 more hospitals.
What medical group is Willard Jason Fiessinger part of?
Willard Fiessinger is linked to Mercy Health Physicians. Dmand AI links Willard Fiessinger to 1 more medical group.
How many Medicare patients does Willard Jason Fiessinger see?
CMS counts 227 Medicare patients who saw Willard Fiessinger in 2024, with an average age of 73.
Has Willard Jason Fiessinger received payments from drug or device companies?
CMS Open Payments shows $37 in general payments to Willard Fiessinger from 1 company from 2025 to 2025. The largest total came from Exact Sciences Corporation.
How long has Willard Jason Fiessinger been practicing?
Willard Fiessinger graduated from medical school in 2006, 20 years ago.
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