Brennan R. Winkler, PA
- Medicare patients, 2024
- 14
- Part D claims, 2024
- 36
- Hospital affiliations
- 3
- Industry payments
- $380
- Medical group
- 1
- Practice address
- 401 North Ewing Street, Lancaster, OH 43130
- Practice phone
- Call (740) 687-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Brennan Winkler'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.
Brennan R. Winkler is a physician assistant in Lancaster, Ohio
Brennan Winkler practices at Fairfield Medical Center in Lancaster, Ohio, part of Adena Occupational Health.
Brennan Winkler's NPI, 1598141327, was assigned on August 4, 2015. Brennan Winkler holds Ohio license 50004474.
- NPI
- 1598141327NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8628388600
- NPI enumeration date
- August 4, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (740) 687-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Brennan R. Winkler practices at Fairfield Medical Center in Lancaster, Ohio
Brennan Winkler's primary practice is Fairfield Medical Center, at 401 North Ewing Street, Lancaster, OH 43130 in Fairfield County. The practice phone is (740) 687-8000.
- Fairfield Medical Center401 North Ewing Street, Lancaster, OH 43130 · Fairfield CountyPhone(740) 687-8000
Source: Dmand AI Affiliation Data
Brennan R. Winkler is affiliated with 3 sites of care and 1 medical group
Brennan Winkler's primary practice is Fairfield Medical Center in Lancaster, Ohio, part of Adena Occupational Health. Brennan Winkler is also affiliated with The James Cancer Hospital and Solove Research Institute. The medical group on file is Fairfield Healthcare Professionals. Dmand AI also links Brennan Winkler to 1 more hospital, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Brennan R. Winkler's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Brennan Winkler practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Fairfield Medical Center | 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 Adena Occupational Health and 6.2K+ hospitals, with verified contacts in the same login.
Brennan R. Winkler is one of 4,524 physician assistants in Ohio
Physician assistant is Brennan Winkler's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Brennan Winkler is licensed in Ohio.
Specialties and state licenses
- Physician assistant, OhioPrimary
Physician assistants near Brennan Winkler
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
Brennan R. Winkler treated 14 Medicare patients in 2024, average age 71
CMS counts 14 Medicare patients who saw Brennan Winkler in 2024. 75% of them have cancer, and 75% have high blood pressure. Their average risk score is 2.87, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Brennan Winkler's median patient age at 72, with 57% women.
Chronic conditions among Brennan Winkler's Medicare patients, 2024
- Cancer75%
- High blood pressure75%
- High cholesterol75%
Share of Medicare patients with each condition. A patient can have several.
Brennan Winkler'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
- Women57%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Brennan R. Winkler wrote 36 Medicare Part D claims in 2024
In 2024, Brennan Winkler wrote 36 Medicare Part D claims for 17 patients. 75% of them were for generic drugs.
Brennan Winkler's Part D claims by kind of drug, 2024
- Generic27 claims75%
- Brand-name and other9 claims25%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Brennan R. Winkler takes part in Medicare
Brennan Winkler 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.
Brennan R. Winkler received $380 in industry payments in 2025
CMS Open Payments shows 15 general payments to Brennan Winkler from 10 drug and device companies in 2025. Food and beverage make up the largest share, 74% of the total. Seagen Inc. paid the most, $100.
General payments to Brennan Winkler by kind, 2025 to 2025
- Food and beverage$28074%
- Education$10026%
Companies that paid Brennan Winkler 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 Brennan R. Winkler'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 Brennan R. Winkler
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Brennan R. Winkler's NPI number?
Brennan R. Winkler's NPI number is 1598141327. It was assigned on August 4, 2015, and it is active in the NPI Registry.
What does Brennan R. Winkler specialize in?
Brennan R. Winkler is a physician assistant in Lancaster, Ohio. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Brennan R. Winkler practice?
Brennan Winkler practices at 401 North Ewing Street, Lancaster, OH 43130. Brennan Winkler's primary practice is Fairfield Medical Center in Lancaster, Ohio, part of Adena Occupational Health. Dmand AI also links Brennan Winkler to 1 hospital.
What is Brennan R. Winkler's office phone number?
The practice phone on file for Brennan Winkler is (740) 687-8000.
What is Brennan R. Winkler's medical license number?
Brennan Winkler holds Ohio license 50004474.
Which hospitals is Brennan R. Winkler affiliated with?
Brennan Winkler practices at Fairfield Medical Center in Lancaster, Ohio. Brennan Winkler is also affiliated with The James Cancer Hospital and Solove Research Institute. Dmand AI links Brennan Winkler to 1 more hospital.
What medical group is Brennan R. Winkler part of?
Brennan Winkler is linked to Fairfield Healthcare Professionals.
Does Brennan R. Winkler accept Medicare?
Yes. CMS lists Brennan Winkler as accepting Medicare assignment.
How many Medicare patients does Brennan R. Winkler see?
CMS counts 14 Medicare patients who saw Brennan Winkler in 2024, with an average age of 71.
Has Brennan R. Winkler received payments from drug or device companies?
CMS Open Payments shows $380 in general payments to Brennan Winkler from 10 companies from 2025 to 2025. The largest total came from Seagen Inc.
How long has Brennan R. Winkler been practicing?
Brennan Winkler graduated from medical school in 2015, 11 years ago.
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