Michelle Anne Terwilliger, NP
- Medicare patients, 2024
- 192
- Part D claims, 2024
- 4,041
- Hospital affiliations
- 1
- Industry payments
- $493
- Medical group
- 1
- Practice address
- 35 International Dr, Greenville, SC 29615
- Practice phone
- Call (864) 603-6099
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Bon Secours Medical Group Greenville Specialty Care
Greenville, South Carolina
Find Michelle Terwilliger'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.
Michelle Anne Terwilliger is a family nurse practitioner in Greenville, South Carolina
Michelle Terwilliger practices at Bon Secours Medical Group Greenville Specialty Care in Greenville, South Carolina.
Michelle Terwilliger's NPI, 1912360546, was assigned on March 31, 2016. Michelle Terwilliger holds Indiana license 28141768A.
- NPI
- 1912360546NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8123327970
- NPI enumeration date
- March 31, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (864) 603-6099
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Michelle Anne Terwilliger practices at Bon Secours Medical Group Greenville Specialty Care in Greenville, South Carolina
Michelle Terwilliger's primary practice is Bon Secours Medical Group Greenville Specialty Care, at 35 International Dr, Greenville, SC 29615 in Greenville County. The practice phone is (864) 603-6099.
- Bon Secours Medical Group Greenville Specialty Care35 International Dr, Greenville, SC 29615 · Greenville CountyPhone(864) 603-6099
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Michelle Anne Terwilliger is affiliated with 4 sites of care and 1 medical group
Michelle Terwilliger's primary practice is Bon Secours Medical Group Greenville Specialty Care in Greenville, South Carolina. Michelle Terwilliger is also affiliated with Bon Secours St. Francis Downtown. The medical group on file is Bon Secours Medical Group Greenville Specialty Care. Dmand AI also links Michelle Terwilliger to 1 more group practice or clinic and 1 home health agency, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Michelle Anne Terwilliger's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Michelle Terwilliger practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Bon Secours Medical Group Greenville Specialty Care | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Michelle Anne Terwilliger is one of 3,438 family nurse practitioners in South Carolina
Family is Michelle Terwilliger's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Dmand AI has Michelle Terwilliger's licenses on file in 2 states: Indiana and South Carolina.
Specialties and state licenses
- Family nurse practitioner, IndianaPrimary
- South Carolina license
Family nurse practitioners near Michelle Terwilliger
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
Michelle Anne Terwilliger treated 192 Medicare patients in 2024, average age 67
CMS counts 192 Medicare patients who saw Michelle Terwilliger in 2024. The largest group is 65 to 74, with 77 patients. 73% of them have high blood pressure, and 73% have high cholesterol. 26% are also on Medicaid. Their average risk score is 1.49, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Michelle Terwilliger's median patient age at 71, with 62% women.
Michelle Terwilliger's Medicare patients by age, 2024
Michelle Terwilliger's Medicare patients by sex, 2024
- Women12465%
- Men6835%
Chronic conditions among Michelle Terwilliger's Medicare patients, 2024
- High blood pressure73%
- High cholesterol73%
- Arthritis65%
- Mood disorders44%
- Anxiety43%
- Depression41%
- Diabetes34%
- Ischemic heart disease24%
Share of Medicare patients with each condition. A patient can have several.
Michelle Terwilliger's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women62%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Michelle Anne Terwilliger wrote 4,041 Medicare Part D claims in 2024
In 2024, Michelle Terwilliger wrote 4,041 Medicare Part D claims for 587 patients. 83% of them were for generic drugs.
Michelle Terwilliger's Part D claims by kind of drug, 2024
- Generic3,337 claims83%
- Brand-name693 claims17%
- Other11 claims0%
Drug classes CMS tracks in Michelle Terwilliger's Part D claims, 2024
- Opioids2%100 of 4,041 claims
- Antipsychotics, patients 65 and over2%73 of 4,041 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 Michelle Anne Terwilliger takes part in Medicare
Michelle Terwilliger 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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Michelle Anne Terwilliger received $493 in industry payments in 2025
CMS Open Payments shows 22 general payments to Michelle Terwilliger from 12 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Eli Lilly and Company paid the most, $95.
Companies that paid Michelle Terwilliger 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 Michelle Anne Terwilliger'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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 Michelle Anne Terwilliger
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Michelle Anne Terwilliger's NPI number?
Michelle Anne Terwilliger's NPI number is 1912360546. It was assigned on March 31, 2016, and it is active in the NPI Registry.
What does Michelle Anne Terwilliger specialize in?
Michelle Anne Terwilliger is a family nurse practitioner in Greenville, South Carolina. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Michelle Anne Terwilliger practice?
Michelle Terwilliger practices at 35 International Dr, Greenville, SC 29615. Michelle Terwilliger's primary practice is Bon Secours Medical Group Greenville Specialty Care in Greenville, South Carolina. Dmand AI also links Michelle Terwilliger to 1 group practice or clinic and 1 home health agency.
What is Michelle Anne Terwilliger's office phone number?
The practice phone on file for Michelle Terwilliger is (864) 603-6099.
What is Michelle Anne Terwilliger's medical license number?
Michelle Terwilliger holds Indiana license 28141768A, one of the licenses on file in 2 states.
Which states has Michelle Anne Terwilliger been licensed in?
Dmand AI has state licenses on file for Michelle Terwilliger in Indiana and South Carolina.
Which hospitals is Michelle Anne Terwilliger affiliated with?
Michelle Terwilliger is affiliated with Bon Secours St. Francis Downtown.
What medical group is Michelle Anne Terwilliger part of?
Michelle Terwilliger is linked to Bon Secours Medical Group Greenville Specialty Care.
Does Michelle Anne Terwilliger accept Medicare?
Yes. CMS lists Michelle Terwilliger as accepting Medicare assignment.
How many Medicare patients does Michelle Anne Terwilliger see?
CMS counts 192 Medicare patients who saw Michelle Terwilliger in 2024, with an average age of 67.
Has Michelle Anne Terwilliger received payments from drug or device companies?
CMS Open Payments shows $493 in general payments to Michelle Terwilliger from 12 companies from 2025 to 2025. The largest total came from Eli Lilly and Company.
How long has Michelle Anne Terwilliger been practicing?
Michelle Terwilliger graduated from medical school in 2015, 11 years ago.
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