Dr. N Thomas Casper, MD
- Medicare services, 2024
- 1,467
- Medicare patients, 2024
- 457
- Part D claims, 2024
- 8,720
- MIPS score, 2024
- 88
- Hospital affiliations
- 3
- Practice address
- 202 S Park St, Madison, WI 53715
- Practice phone
- Call (608) 417-6210
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Casper'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.
Dr. N Thomas Casper is an internist in Madison, Wisconsin
Dr. Casper practices at UnityPoint Health - Meriter in Madison, Wisconsin, part of UnityPoint Health.
Dr. Casper's NPI, 1003883786, was assigned on March 2, 2006. Dr. Casper graduated from University of Wisconsin School of Medicine in 1991. Dr. Casper holds Wisconsin license 33370.
- NPI
- 1003883786NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8224103668
- NPI enumeration date
- March 2, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (608) 417-6210
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 61
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. N Thomas Casper practices at UnityPoint Health - Meriter in Madison, Wisconsin
Dr. Casper's primary practice is UnityPoint Health - Meriter, at 202 S Park St, Madison, WI 53715 in Dane County. The practice phone is (608) 417-6210.
- UnityPoint Health - Meriter202 S Park St, Madison, WI 53715 · Dane CountyPhone(608) 417-6210
Source: Dmand AI Affiliation Data
Dr. N Thomas Casper is affiliated with 11 sites of care and 1 medical group
Dr. Casper's primary practice is UnityPoint Health - Meriter in Madison, Wisconsin, part of UnityPoint Health. Dr. Casper is also affiliated with University Hospital. The medical group on file is UnityPoint Health, Meriter. Dmand AI also links Dr. Casper to 1 more hospital, 3 home health agencies, 2 skilled nursing facilities, 1 group practice or clinic, 1 hospice and 1 hospital outpatient department, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. N Thomas Casper's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Casper practices, 11 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UnityPoint Health - Meriter | Available with a free account |
| +10 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 UnityPoint Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. N Thomas Casper is one of 1,675 internists in Wisconsin
Internal medicine is Dr. Casper's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Casper is licensed in Wisconsin.
Specialties and state licenses
- Internal medicine, WisconsinPrimary
Internists near Dr. Casper
Counts of internists 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
Dr. N Thomas Casper billed Medicare for 1,467 services in 2024
CMS data shows 1,467 Medicare services from Dr. Casper across 9 procedure codes in 2024, for 457 Medicare patients. Medicare paid $107,763 for them. Every service was in an office.
Dr. Casper's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,0112024: 1,0171%
- Other services
- 2023: 3592024: 45025%
Dr. Casper compared with the Wisconsin median for internists, 2024
- Dr. Casper
- Wisconsin median
- Medicare services
- 1,467vs 4573.2 times
- Medicare patients
- 457vs 1992.3 times
- Part D claims
- 8,060vs 43318.6 times
Medians across 1,658 internists in Wisconsin with Dmand AI profiles that report each measure.
Dr. Casper's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Casper and other internists in Wisconsin.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. N Thomas Casper treated 457 Medicare patients in 2024, average age 77
CMS counts 457 Medicare patients who saw Dr. Casper in 2024. The largest group is 75 to 84, with 190 patients. 74% of them have high cholesterol, and 66% have high blood pressure. Their average risk score is 0.98, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Casper's median patient age at 71, with 23% women.
Dr. Casper's Medicare patients by age, 2024
Dr. Casper's Medicare patients by sex, 2024
- Women12728%
- Men33072%
Chronic conditions among Dr. Casper's Medicare patients, 2024
- High cholesterol74%
- High blood pressure66%
- Arthritis31%
- Diabetes21%
- Mood disorders20%
- Atrial fibrillation19%
- Depression19%
- Chronic kidney disease18%
Share of Medicare patients with each condition. A patient can have several.
Dr. Casper'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
- Women23%
- Men77%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. N Thomas Casper wrote 8,720 Medicare Part D claims in 2024
In 2024, Dr. Casper wrote 8,720 Medicare Part D claims for 609 patients. 87% of them were for generic drugs. CMS names the drug for 8,060 of them, across 100 drugs with 11 or more claims each, at $887,823 in total drug cost. In 2023, CMS named 7,823 claims across 106 drugs.
Dr. Casper's Part D claims by kind of drug, 2024
- Generic7,575 claims87%
- Brand-name1,117 claims13%
- Other28 claims0%
Dr. Casper's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Casper's Part D claims, 2024
- Opioids2%148 of 8,720 claims
- Antibiotics1%120 of 8,720 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 7,8232024: 8,0603%
Drugs named by CMS: 100 in 2024, 106 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. N Thomas Casper scored 88 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 88 out of 100 for Dr. Casper for performance year 2024, reported as part of a group. Dr. Casper accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Casper as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Casper's MIPS scores, performance year 2024
- 88of 100Final score
- 84.6of 100Quality
- 91of 100Promoting Interoperability
- 40of 100Improvement Activities
- 82of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. N Thomas Casper received $87 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dr. Casper from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Amgen Inc. paid the most, $87.
Companies that paid Dr. Casper the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. N Thomas Casper graduated from University of Wisconsin School of Medicine
Dr. Casper graduated from University of Wisconsin School of Medicine in 1991.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. N Thomas Casper'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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 and Drug (CMS) (opens in a new tab)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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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 Dr. N Thomas Casper
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. N Thomas Casper's NPI number?
Dr. N Thomas Casper's NPI number is 1003883786. It was assigned on March 2, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. N Thomas Casper?
Dr. N Thomas Casper is an internist in Madison, Wisconsin. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. N Thomas Casper practice?
Dr. Casper practices at 202 S Park St, Madison, WI 53715. Dr. Casper's primary practice is UnityPoint Health - Meriter in Madison, Wisconsin, part of UnityPoint Health. Dmand AI also links Dr. Casper to 1 hospital, 3 home health agencies, 2 skilled nursing facilities, 1 group practice or clinic, 1 hospice and 1 hospital outpatient department.
What is Dr. N Thomas Casper's office phone number?
The practice phone on file for Dr. Casper is (608) 417-6210.
What is Dr. N Thomas Casper's medical license number?
Dr. Casper holds Wisconsin license 33370.
Which hospitals is Dr. N Thomas Casper affiliated with?
Dr. Casper practices at UnityPoint Health - Meriter in Madison, Wisconsin. Dr. Casper is also affiliated with University Hospital. Dmand AI links Dr. Casper to 1 more hospital.
What medical group is Dr. N Thomas Casper part of?
Dr. Casper is linked to UnityPoint Health, Meriter.
Does Dr. N Thomas Casper accept Medicare?
Yes. CMS data shows Dr. Casper billed Medicare for 1,467 services in 2024, and Dr. Casper accepts Medicare assignment.
Does Dr. N Thomas Casper offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Casper as offering telehealth services.
What is Dr. N Thomas Casper's MIPS score?
Dr. Casper's MIPS final score for performance year 2024 is 88 out of 100, reported as part of a group.
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How many Medicare patients does Dr. N Thomas Casper see?
CMS counts 457 Medicare patients who saw Dr. Casper in 2024, with an average age of 77.
What services does Dr. N Thomas Casper bill to Medicare?
In 2024, Dr. Casper's most billed Medicare services were office visit, established patient (99214), medicare service (G0439) and office visit, established patient (99213).
Where did Dr. N Thomas Casper go to medical school?
Dr. Casper graduated from University of Wisconsin School of Medicine in 1991.
What drugs does Dr. N Thomas Casper prescribe most?
In 2024 Medicare Part D data, Dr. Casper's most prescribed drugs by claims were Atorvastatin Calcium, Losartan Potassium and Amlodipine Besylate.
Has Dr. N Thomas Casper received payments from drug or device companies?
CMS Open Payments shows $87 in general payments to Dr. Casper from 1 company from 2025 to 2025. The largest total came from Amgen Inc.
How long has Dr. N Thomas Casper been practicing?
Dr. Casper graduated from medical school in 1991, 35 years ago.
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