Mark A. Twesme, PA
- Medicare patients, 2024
- 41
- Part D claims, 2024
- 112
- Hospital affiliations
- 2
- Medical groups
- 3
- State licenses
- 2
- Practice address
- 1221 Whipple St, Eau Claire, WI 54703
- Practice phone
- Call (715) 838-3311
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Mark Twesme'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.
Mark A. Twesme is a physician assistant in Eau Claire, Wisconsin
Mark Twesme practices at Mayo Clinic Health System in Eau Claire in Eau Claire, Wisconsin, part of Mayo Clinic.
Mark Twesme's NPI, 1922258102, was assigned on September 24, 2008. Mark Twesme holds Wisconsin license 2343.
- NPI
- 1922258102NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7315008661
- NPI enumeration date
- September 24, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (715) 838-3311
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Mark A. Twesme practices at Mayo Clinic Health System in Eau Claire in Eau Claire, Wisconsin
Mark Twesme's primary practice is Mayo Clinic Health System in Eau Claire, at 1221 Whipple St, Eau Claire, WI 54703 in Eau Claire County. The practice phone is (715) 838-3311.
- Mayo Clinic Health System in Eau Claire1221 Whipple St, Eau Claire, WI 54703 · Eau Claire CountyPhone(715) 838-3311
Source: Dmand AI Affiliation Data
Mark A. Twesme is affiliated with 5 sites of care and 3 medical groups
Mark Twesme's primary practice is Mayo Clinic Health System in Eau Claire in Eau Claire, Wisconsin, part of Mayo Clinic. Mark Twesme is also affiliated with Mayo Clinic Hospital - Phoenix. The medical group on file is Mayo Clinic Health System in Eau Claire. Dmand AI also links Mark Twesme to 2 more group practices and clinics, 2 medical groups and 1 ambulatory surgery center, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Mark A. Twesme's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mark Twesme practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mayo Clinic Health System in Eau Claire | Available with a free account |
| +4 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Mark A. Twesme is one of 3,127 physician assistants in Wisconsin
Physician assistant is Mark Twesme's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Dmand AI has Mark Twesme's licenses on file in 2 states: Wisconsin and Arizona.
Specialties and state licenses
- Physician assistant, WisconsinPrimary
- Arizona license
Physician assistants near Mark Twesme
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
Mark A. Twesme treated 41 Medicare patients in 2024, average age 73
CMS counts 41 Medicare patients who saw Mark Twesme in 2024. The largest group is 65 to 74, with 20 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.12, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Mark Twesme's median patient age at 72, with 48% women.
Mark Twesme's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Mark Twesme's Medicare patients by sex, 2024
- Women1639%
- Men2561%
Chronic conditions among Mark Twesme's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease75%
- Heart failure51%
- Arthritis44%
- Chronic kidney disease44%
- Atrial fibrillation41%
- Tobacco use37%
Share of Medicare patients with each condition. A patient can have several.
Mark Twesme'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
- Women48%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Mark A. Twesme wrote 112 Medicare Part D claims in 2024
In 2024, Mark Twesme wrote 112 Medicare Part D claims for 30 patients. 86% of them were for generic drugs.
Mark Twesme's Part D claims by kind of drug, 2024
- Generic96 claims86%
- Brand-name and other16 claims14%
Drug classes CMS tracks in Mark Twesme's Part D claims, 2024
- Opioids12%13 of 112 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 Mark A. Twesme takes part in Medicare
Mark Twesme 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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Sources for Mark A. Twesme'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) |
| 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 Mark A. Twesme
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Mark A. Twesme's NPI number?
Mark A. Twesme's NPI number is 1922258102. It was assigned on September 24, 2008, and it is active in the NPI Registry.
What does Mark A. Twesme specialize in?
Mark A. Twesme is a physician assistant in Eau Claire, Wisconsin. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Mark A. Twesme practice?
Mark Twesme practices at 1221 Whipple St, Eau Claire, WI 54703. Mark Twesme's primary practice is Mayo Clinic Health System in Eau Claire in Eau Claire, Wisconsin, part of Mayo Clinic. Dmand AI also links Mark Twesme to 2 group practices and clinics, 2 medical groups and 1 ambulatory surgery center.
What is Mark A. Twesme's office phone number?
The practice phone on file for Mark Twesme is (715) 838-3311.
What is Mark A. Twesme's medical license number?
Mark Twesme holds Wisconsin license 2343, one of the licenses on file in 2 states.
Which states has Mark A. Twesme been licensed in?
Dmand AI has state licenses on file for Mark Twesme in Wisconsin and Arizona.
Which hospitals is Mark A. Twesme affiliated with?
Mark Twesme practices at Mayo Clinic Health System in Eau Claire in Eau Claire, Wisconsin. Mark Twesme is also affiliated with Mayo Clinic Hospital - Phoenix.
What medical group is Mark A. Twesme part of?
Mark Twesme is linked to Mayo Clinic Health System in Eau Claire. Dmand AI links Mark Twesme to 2 more medical groups.
Does Mark A. Twesme accept Medicare?
Yes. CMS lists Mark Twesme as accepting Medicare assignment.
How many Medicare patients does Mark A. Twesme see?
CMS counts 41 Medicare patients who saw Mark Twesme in 2024, with an average age of 73.
How long has Mark A. Twesme been practicing?
Mark Twesme graduated from medical school in 2008, 18 years ago.
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