JCO Precis Oncol
B7-H1 AntigenBrain NeoplasmsCarcinoma, Non-Small-Cell Lung
Dr. Scot Carson Callahan Jr., MD, PhD
NPI1700527959
- Part D claims, 2024
- 128
- Publications
- 5
- Hospital affiliations
- 1
- Industry payments
- $69
- Medical groups
- 2
- Practice address
- 600 Highland Ave, Madison, WI 53792
- Practice phone
- Call (800) 323-8942
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
UW Health University Hospital
Madison, Wisconsin
Find Dr. Callahan's professional email, personal email and mobile number
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Dr. Scot Carson Callahan Jr. is a radiation oncologist in Madison, Wisconsin
Dr. Callahan practices at UW Health University Hospital in Madison, Wisconsin.
Dr. Callahan's NPI, 1700527959, was assigned on April 3, 2022. Dr. Callahan holds Wisconsin license 83003.
NPI and contact details
- NPI
- 1700527959NPI Registry (opens in a new tab)
- NPI enumeration date
- April 3, 2022
- NPI status
- Active
- Practice phone
- (800) 323-8942
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 30
- Medical school graduation
- 2022
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Scot Carson Callahan Jr. practices at UW Health University Hospital in Madison, Wisconsin
Dr. Callahan's primary practice is UW Health University Hospital, at 600 Highland Ave, Madison, WI 53792 in Dane County. The practice phone is (800) 323-8942.
- UW Health University Hospital600 Highland Ave, Madison, WI 53792 · Dane CountyPhone(800) 323-8942
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Scot Carson Callahan Jr. is affiliated with 2 sites of care and 2 medical groups
Dr. Callahan's primary practice is UW Health University Hospital in Madison, Wisconsin. Dr. Callahan is also affiliated with University Hospital. The medical group on file is Mercyhealth Physicians. Dmand AI also links Dr. Callahan to 1 more medical group, named with a free account.
UW Health University HospitalPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Scot Carson Callahan Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Callahan practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UW Health University Hospital | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Scot Carson Callahan Jr. is one of 121 radiation oncologists in Wisconsin
Radiation oncology is Dr. Callahan's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dr. Callahan is licensed in Wisconsin.
Specialties and state licenses
- Radiation oncology, WisconsinPrimary
Radiation oncologists near Dr. Callahan
Counts of radiation oncologists 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. Scot Carson Callahan Jr.'s patients have a median age of 69
Across all payers, Dmand AI patient panel data puts Dr. Callahan's median patient age at 69, with 67% women.
Dr. Callahan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women67%
- Men33%
Source: Dmand AI Patient Panel Data
Dr. Scot Carson Callahan Jr. wrote 128 Medicare Part D claims in 2024
In 2024, Dr. Callahan wrote 128 Medicare Part D claims for 65 patients. 95% of them were for generic drugs. CMS names the drug for 51 of them, across 3 drugs with 11 or more claims each, at $711 in total drug cost.
Part D claims, 2024128
Drugs named by CMS3
Total drug cost$711
Part D patients65
Dr. Callahan's Part D claims by kind of drug, 2024
- Generic122 claims95%
- Brand-name and other6 claims5%
Dr. Callahan'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. Callahan's Part D claims, 2024
- Opioids30%39 of 128 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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
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Dr. Scot Carson Callahan Jr. has 5 publications on record
Dmand AI links 5 papers to Dr. Callahan, published from 2021 to 2025. 2024 was the busiest year, with 2. The most frequent topics are Biomarkers, Tumor and Cell Line, Tumor. Dr. Callahan's most frequent co-authors are Andrew M. Baschnagel, Laura B. Huffman, MD and Kelly K. Hunt, MD.
Papers5
Years published2021 to 2025
Dr. Callahan's papers by year, 2021 to 2025
Topics Dr. Callahan writes about most
- Biomarkers, Tumor
- Cell Line, Tumor
Dr. Callahan's most frequent co-authors
Recent publications by Dr. Callahan
Biomarkers, TumorCell Line, TumorCpG Islands
JCI Insight
Biomarkers, TumorCell Line, TumorGene Expression Regulation, Neoplastic
Basic Helix-Loop-Helix Transcription FactorsChromatinColorectal Neoplasms
See who Dr. Callahan researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Callahan works with, so you can find a warm path to the right radiation oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Scot Carson Callahan Jr. received $69 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dr. Callahan from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Novartis Pharmaceuticals Corporation paid the most, $69.
Companies that paid Dr. Callahan 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 Dr. Scot Carson Callahan Jr.'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 DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 Dr. Scot Carson Callahan Jr.
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. Scot Carson Callahan Jr.'s NPI number?
Dr. Scot Carson Callahan Jr.'s NPI number is 1700527959. It was assigned on April 3, 2022, and it is active in the NPI Registry.
What kind of doctor is Dr. Scot Carson Callahan Jr.?
Dr. Scot Carson Callahan Jr. is a radiation oncologist in Madison, Wisconsin. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).
Where does Dr. Scot Carson Callahan Jr. practice?
Dr. Callahan practices at 600 Highland Ave, Madison, WI 53792. Dr. Callahan's primary practice is UW Health University Hospital in Madison, Wisconsin. Dmand AI also links Dr. Callahan to 1 medical group.
What is Dr. Scot Carson Callahan Jr.'s office phone number?
The practice phone on file for Dr. Callahan is (800) 323-8942.
What is Dr. Scot Carson Callahan Jr.'s medical license number?
Dr. Callahan holds Wisconsin license 83003.
Which hospitals is Dr. Scot Carson Callahan Jr. affiliated with?
Dr. Callahan is affiliated with University Hospital.
What medical group is Dr. Scot Carson Callahan Jr. part of?
Dr. Callahan is linked to Mercyhealth Physicians. Dmand AI links Dr. Callahan to 1 more medical group.
What drugs does Dr. Scot Carson Callahan Jr. prescribe most?
In 2024 Medicare Part D data, Dr. Callahan's most prescribed drugs by claims were Oxycodone HCl, Lorazepam and Lidocaine HCl Viscous.
Has Dr. Scot Carson Callahan Jr. received payments from drug or device companies?
CMS Open Payments shows $69 in general payments to Dr. Callahan from 1 company from 2025 to 2025. The largest total came from Novartis Pharmaceuticals Corporation.
How long has Dr. Scot Carson Callahan Jr. been practicing?
Dr. Callahan graduated from medical school in 2022, 4 years ago.
Does Dr. Scot Carson Callahan Jr. do research?
Dmand AI links 5 publications to Dr. Callahan, published from 2021 to 2025.
Who does Dr. Scot Carson Callahan Jr. publish with?
Dr. Callahan's most frequent co-authors are Andrew M. Baschnagel (1 shared paper), Laura B. Huffman, MD (1 shared paper) and Kelly K. Hunt, MD (1 shared paper).
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