Dr. James P. Thomas, MD
- Medicare services, 2024
- 425
- Medicare patients, 2024
- 105
- Part D claims, 2024
- 104
- Publications
- 23
- Clinical trials
- 2
- Practice address
- 9200 W Wisconsin Ave, Milwaukee, WI 53226
- Practice phone
- Call (414) 805-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Thomas' professional email, personal email and mobile number
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Dr. James P. Thomas is a hematologist and oncologist in Milwaukee, Wisconsin
Dr. Thomas practices at Froedtert Hospital in Milwaukee, Wisconsin, part of Froedtert ThedaCare Health.
Dr. Thomas' NPI, 1023026267, was assigned on August 3, 2006. Dr. Thomas graduated from Medical College of Wisconsin in 1991. Dr. Thomas holds Wisconsin license 35184.
- NPI
- 1023026267NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7618925231
- NPI enumeration date
- August 3, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (414) 805-3000
- 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. James P. Thomas practices at Froedtert Hospital in Milwaukee, Wisconsin
Dr. Thomas' primary practice is Froedtert Hospital, at 9200 W Wisconsin Ave, Milwaukee, WI 53226 in Milwaukee County. The practice phone is (414) 805-3000.
- Froedtert Hospital9200 W Wisconsin Ave, Milwaukee, WI 53226 · Milwaukee CountyPhone(414) 805-3000
Source: Dmand AI Affiliation Data
Dr. James P. Thomas is affiliated with 2 sites of care and 1 medical group
Dr. Thomas' primary practice is Froedtert Hospital in Milwaukee, Wisconsin, part of Froedtert ThedaCare Health. The medical group on file is Froedtert & the Medical College of Wisconsin Community Physicians. Dmand AI also links Dr. Thomas to 1 more home health agency, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. James P. Thomas' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Thomas practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Froedtert Hospital | Available with a free account |
| +1 more affiliated site | 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 Froedtert ThedaCare Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. James P. Thomas is one of 277 hematologists and oncologists in Wisconsin
Hematology and oncology is Dr. Thomas' primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dmand AI has Dr. Thomas' licenses on file in 2 states: Wisconsin and Ohio.
Specialties and state licenses
- Hematology and oncology, WisconsinPrimary
- Medical oncology, Ohio
Hematologists and oncologists near Dr. Thomas
Counts of hematologists and 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. James P. Thomas billed Medicare for 425 services in 2024
CMS data shows 425 Medicare services from Dr. Thomas across 3 procedure codes in 2024, for 105 Medicare patients. Medicare paid $22,602 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Thomas' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2752024: 23315%
- Other services
- 2023: 02024: 192
Dr. Thomas compared with the Wisconsin median for hematologists and oncologists, 2024
- Dr. Thomas
- Wisconsin median
- Medicare services
- 425vs 54522% below
- Medicare patients
- 105vs 17239% below
- Part D claims
- 49vs 44689% below
Medians across 269 hematologists and oncologists in Wisconsin with Dmand AI profiles that report each measure.
Dr. Thomas' 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. Thomas and other hematologists and oncologists in Wisconsin.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. James P. Thomas treated 105 Medicare patients in 2024, average age 72
CMS counts 105 Medicare patients who saw Dr. Thomas in 2024. The largest group is 65 to 74, with 60 patients. 72% of them have high blood pressure, and 64% have high cholesterol. 14% are also on Medicaid. Their average risk score is 2.70, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Thomas' median patient age at 65, with 50% women.
Dr. Thomas' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Thomas' Medicare patients by sex, 2024
- Women5149%
- Men5451%
Chronic conditions among Dr. Thomas' Medicare patients, 2024
- High blood pressure72%
- High cholesterol64%
- Cancer50%
- Chronic kidney disease37%
- Arthritis36%
- Diabetes36%
- Ischemic heart disease28%
- Anxiety25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Thomas' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women50%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. James P. Thomas wrote 104 Medicare Part D claims in 2024
In 2024, Dr. Thomas wrote 104 Medicare Part D claims for 42 patients. 90% of them were for generic drugs. CMS names the drug for 49 of them, across 2 drugs with 11 or more claims each, at $40,400 in total drug cost. In 2023, CMS named 62 claims across 3 drugs.
Dr. Thomas' Part D claims by kind of drug, 2024
- Generic94 claims90%
- Brand-name and other10 claims10%
Dr. Thomas' 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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 622024: 4921%
Drugs named by CMS: 2 in 2024, 3 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. James P. Thomas 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. Thomas for performance year 2024, reported as part of a group. Dr. Thomas accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Thomas' MIPS scores, performance year 2024
- 88of 100Final score
- 82.8of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 77of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. James P. Thomas has 23 publications on record
Dmand AI links 23 papers to Dr. Thomas, published from 2010 to 2024. 2014 was the busiest year, with 5. The most frequent topics are Immunohistochemistry and Stomach Neoplasms. Dr. Thomas has published most often in Phys Rev Lett. Dr. Thomas' most frequent co-authors are Ben George, MD, Kathleen K. Christians, MD and Ryan Thomas Groeschl, MD.
Dr. Thomas' papers by year, 2010 to 2024
Topics Dr. Thomas writes about most
- Immunohistochemistry
- Stomach Neoplasms
Dr. Thomas' most frequent co-authors
- Ben George, MD12 shared papers
- Kathleen K. Christians, MD4 shared papers
- Ryan Thomas Groeschl, MD4 shared papers
Recent publications by Dr. Thomas
See who Dr. Thomas researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Thomas works with, so you can find a warm path to the right hematologists and oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. James P. Thomas has worked on 2 clinical trials
Dmand AI links Dr. Thomas to 2 clinical trials. 1 is still active or recruiting. Conditions studied include Colorectal Neoplasms, Hereditary Nonpolyposis, Somatostatinoma and Carcinoma, Islet Cell. National Cancer Institute (NCI) sponsors the most, 2.
Clinical trials with Dr. Thomas by phase
- NonePhase 1: no trials
- 1Phase 2: 1 trial
- 1Phase 3: 1 trial
- NonePhase 4: no trials
Conditions in Dr. Thomas' trials
- Colorectal Neoplasms, Hereditary Nonpolyposis
- Somatostatinoma
- Carcinoma, Islet Cell
- DNA Repair-Deficiency Disorders
Investigators on the most trials with Dr. Thomas
- John Daniel Abad, MD1 shared trial
- Carlos A. Alemany, MD1 shared trial
- Sheikh Asim Ali, MD1 shared trial
Recent clinical trials with Dr. Thomas
A Phase II Study of MLN0128 (TAK-228) in Rapalog-Resistant Advanced Pancreatic Neuroendocrine Tumors (PNET) (opens in a new tab)
Combination Chemotherapy With or Without Atezolizumab in Treating Patients With Stage III Colon Cancer and Deficient DNA Mismatch Repair (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. James P. Thomas received $17,310 in industry payments from 2016 to 2025
CMS Open Payments shows 10 general payments to Dr. Thomas from 2 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 74% of the total. GE Healthcare paid the most, $17,283.
General payments to Dr. Thomas by program year, 2016 to 2025
General payments to Dr. Thomas by kind, 2016 to 2025
- Speaker and faculty fees$12,87874%
- Travel and lodging$4,29825%
- Food and beverage$1341%
Companies that paid Dr. Thomas the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. James P. Thomas graduated from Medical College of Wisconsin
Dr. Thomas graduated from Medical College of Wisconsin in 1991.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. James P. Thomas'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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (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. James P. Thomas
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. James P. Thomas' NPI number?
Dr. James P. Thomas' NPI number is 1023026267. It was assigned on August 3, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. James P. Thomas?
Dr. James P. Thomas is a hematologist and oncologist in Milwaukee, Wisconsin. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. James P. Thomas practice?
Dr. Thomas practices at 9200 W Wisconsin Ave, Milwaukee, WI 53226. Dr. Thomas' primary practice is Froedtert Hospital in Milwaukee, Wisconsin, part of Froedtert ThedaCare Health. Dmand AI also links Dr. Thomas to 1 home health agency.
What is Dr. James P. Thomas' office phone number?
The practice phone on file for Dr. Thomas is (414) 805-3000.
What is Dr. James P. Thomas' medical license number?
Dr. Thomas holds Wisconsin license 35184, one of the licenses on file in 2 states.
Which states has Dr. James P. Thomas been licensed in?
Dmand AI has state licenses on file for Dr. Thomas in Wisconsin and Ohio.
Which hospitals is Dr. James P. Thomas affiliated with?
Dr. Thomas practices at Froedtert Hospital in Milwaukee, Wisconsin.
What medical group is Dr. James P. Thomas part of?
Dr. Thomas is linked to Froedtert & the Medical College of Wisconsin Community Physicians.
Does Dr. James P. Thomas accept Medicare?
Yes. CMS data shows Dr. Thomas billed Medicare for 425 services in 2024, and Dr. Thomas accepts Medicare assignment.
What is Dr. James P. Thomas' MIPS score?
Dr. Thomas' MIPS final score for performance year 2024 is 88 out of 100, reported as part of a group.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. James P. Thomas see?
CMS counts 105 Medicare patients who saw Dr. Thomas in 2024, with an average age of 72.
What services does Dr. James P. Thomas bill to Medicare?
In 2024, Dr. Thomas' most billed Medicare services were medicare service (G2211), office visit, established patient (99214) and office visit, established patient (99215).
Where did Dr. James P. Thomas go to medical school?
Dr. Thomas graduated from Medical College of Wisconsin in 1991.
What drugs does Dr. James P. Thomas prescribe most?
In 2024 Medicare Part D data, Dr. Thomas' most prescribed drugs by claims were Everolimus and Ondansetron HCl.
Has Dr. James P. Thomas received payments from drug or device companies?
CMS Open Payments shows $17,310 in general payments to Dr. Thomas from 2 companies from 2016 to 2025. The largest total came from GE Healthcare.
How long has Dr. James P. Thomas been practicing?
Dr. Thomas graduated from medical school in 1991, 35 years ago.
Does Dr. James P. Thomas do research?
Dmand AI links 23 publications to Dr. Thomas, published from 2010 to 2024. Dr. Thomas has worked on 2 clinical trials.
Who does Dr. James P. Thomas publish with?
Dr. Thomas' most frequent co-authors are Ben George, MD (12 shared papers), Kathleen K. Christians, MD (4 shared papers) and Ryan Thomas Groeschl, MD (4 shared papers).
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