Regina Winningham Sawyer
- Medicare patients, 2024
- 336
- Part D claims, 2024
- 225
- Hospital affiliations
- 1
- Industry payments
- $19
- Medical groups
- 3
- Practice address
- 1 Medical Center Boulevard, Cookeville, TN 38501
- Practice phone
- Call (931) 783-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Regina Sawyer'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.
Regina Winningham Sawyer is an acute care nurse practitioner in Cookeville, Tennessee
Regina Sawyer practices at Cookeville Regional Medical Center in Cookeville, Tennessee, part of The City of Cookeville.
Regina Sawyer's NPI, 1841858123, was assigned on June 3, 2019. Regina Sawyer holds Tennessee license APN0000025710.
- NPI
- 1841858123NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8820325889
- NPI enumeration date
- June 3, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (931) 783-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- 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)
Regina Winningham Sawyer practices at Cookeville Regional Medical Center in Cookeville, Tennessee
Regina Sawyer's primary practice is Cookeville Regional Medical Center, at 1 Medical Center Boulevard, Cookeville, TN 38501 in Putnam County. The practice phone is (931) 783-2000.
- Cookeville Regional Medical Center1 Medical Center Boulevard, Cookeville, TN 38501 · Putnam CountyPhone(931) 783-2000
Source: Dmand AI Affiliation Data
Regina Winningham Sawyer is affiliated with 1 site of care and 3 medical groups
Regina Sawyer's primary practice is Cookeville Regional Medical Center in Cookeville, Tennessee, part of The City of Cookeville. The medical group on file is American Physician Partners. Dmand AI also links Regina Sawyer to 2 more medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Regina Winningham Sawyer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Regina Sawyer practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Cookeville Regional Medical Center | Available with a free account |
| +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 The City of Cookeville and 6.2K+ hospitals, with verified contacts in the same login.
Regina Winningham Sawyer is one of 841 acute care nurse practitioners in Tennessee
Acute care is Regina Sawyer's primary specialty in the NPI Registry, under taxonomy code 363LA2100X. Regina Sawyer is licensed in Tennessee.
Specialties and state licenses
- Acute care nurse practitioner, TennesseePrimary
Acute care nurse practitioners near Regina Sawyer
Counts of acute care 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
Regina Winningham Sawyer treated 336 Medicare patients in 2024, average age 77
CMS counts 336 Medicare patients who saw Regina Sawyer in 2024. The largest group is 75 to 84, with 143 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 24% are also on Medicaid. Their average risk score is 2.46, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Regina Sawyer's median patient age at 73, with 55% women.
Regina Sawyer's Medicare patients by age, 2024
Regina Sawyer's Medicare patients by sex, 2024
- Women18455%
- Men15245%
Chronic conditions among Regina Sawyer's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis67%
- Heart failure57%
- Ischemic heart disease57%
- Anxiety51%
- Chronic kidney disease51%
- COPD49%
Share of Medicare patients with each condition. A patient can have several.
Regina Sawyer'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
- Women55%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Regina Winningham Sawyer wrote 225 Medicare Part D claims in 2024
In 2024, Regina Sawyer wrote 225 Medicare Part D claims for 114 patients. 90% of them were for generic drugs.
Regina Sawyer's Part D claims by kind of drug, 2024
- Generic203 claims90%
- Brand-name22 claims10%
Drug classes CMS tracks in Regina Sawyer's Part D claims, 2024
- Antibiotics32%73 of 225 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 Regina Winningham Sawyer takes part in Medicare
Regina Sawyer 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.
Regina Winningham Sawyer received $19 in industry payments in 2025
CMS Open Payments shows 1 general payment to Regina Sawyer from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Bausch Health Americas, Inc. paid the most, $19.
Companies that paid Regina Sawyer 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 Regina Winningham Sawyer'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 Regina Winningham Sawyer
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Regina Winningham Sawyer's NPI number?
Regina Winningham Sawyer's NPI number is 1841858123. It was assigned on June 3, 2019, and it is active in the NPI Registry.
What does Regina Winningham Sawyer specialize in?
Regina Winningham Sawyer is an acute care nurse practitioner in Cookeville, Tennessee. The primary specialty in the NPI Registry is Acute Care Nurse Practitioner (taxonomy code 363LA2100X).
Where does Regina Winningham Sawyer practice?
Regina Sawyer practices at 1 Medical Center Boulevard, Cookeville, TN 38501. Regina Sawyer's primary practice is Cookeville Regional Medical Center in Cookeville, Tennessee, part of The City of Cookeville. Dmand AI also links Regina Sawyer to 2 medical groups.
What is Regina Winningham Sawyer's office phone number?
The practice phone on file for Regina Sawyer is (931) 783-2000.
What is Regina Winningham Sawyer's medical license number?
Regina Sawyer holds Tennessee license APN0000025710.
Which hospitals is Regina Winningham Sawyer affiliated with?
Regina Sawyer practices at Cookeville Regional Medical Center in Cookeville, Tennessee.
What medical group is Regina Winningham Sawyer part of?
Regina Sawyer is linked to American Physician Partners. Dmand AI links Regina Sawyer to 2 more medical groups.
Does Regina Winningham Sawyer accept Medicare?
Yes. CMS lists Regina Sawyer as accepting Medicare assignment.
How many Medicare patients does Regina Winningham Sawyer see?
CMS counts 336 Medicare patients who saw Regina Sawyer in 2024, with an average age of 77.
Has Regina Winningham Sawyer received payments from drug or device companies?
CMS Open Payments shows $19 in general payments to Regina Sawyer from 1 company from 2025 to 2025. The largest total came from Bausch Health Americas, Inc.
How long has Regina Winningham Sawyer been practicing?
Regina Sawyer graduated from medical school in 2018, 8 years ago.
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