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Dr. Carl Rogaston Willis, MD
NPI1154376259PAC ID6709864010
- Medicare services, 2024
- 5,853
- Medicare patients, 2024
- 185
- Part D claims, 2024
- 881
- Publications
- 3
- MIPS score, 2024
- 93
- Practice address
- 605 Glenwood Dr, Chattanooga, TN 37404
- Practice phone
- Call (615) 329-0570
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Tennessee Oncology
Chattanooga, Tennessee
Find Dr. Willis' professional email, personal email and mobile number
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Dr. Carl Rogaston Willis is a hematologist and oncologist in Chattanooga, Tennessee
Dr. Willis practices at Tennessee Oncology in Chattanooga, Tennessee.
Dr. Willis' NPI, 1154376259, was assigned on May 24, 2006. Dr. Willis graduated from University of Alabama School of Medicine in 1993. Dr. Willis holds Tennessee license 037952.
NPI and contact details
- NPI
- 1154376259NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6709864010
- NPI enumeration date
- May 24, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (615) 329-0570
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Carl Rogaston Willis practices at Tennessee Oncology in Chattanooga, Tennessee
Dr. Willis' primary practice is Tennessee Oncology, at 605 Glenwood Dr, Chattanooga, TN 37404 in Hamilton County. The practice phone is (615) 329-0570.
- Tennessee Oncology605 Glenwood Dr, Chattanooga, TN 37404 · Hamilton CountyPhone(615) 329-0570
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Carl Rogaston Willis is affiliated with 6 sites of care and 2 medical groups
Dr. Willis' primary practice is Tennessee Oncology in Chattanooga, Tennessee. Dr. Willis is also affiliated with Ascension Saint Thomas Hospital West. The medical group on file is Tennessee Oncology. Dmand AI also links Dr. Willis to 3 more hospitals, 1 group practice or clinic and 1 medical group, each named with a free account.
Tennessee OncologyPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Carl Rogaston Willis' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Willis practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Tennessee Oncology | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Carl Rogaston Willis is one of 271 hematologists and oncologists in Tennessee
Hematology and oncology is Dr. Willis' primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Willis is board certified in hematology by the American Board of Internal Medicine. Dr. Willis is licensed in Tennessee.
Specialties and state licenses
- Hematology and oncology, TennesseePrimary
Hematologists and oncologists near Dr. Willis
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. Carl Rogaston Willis billed Medicare for 5,853 services in 2024
CMS data shows 5,853 Medicare services from Dr. Willis across 13 procedure codes in 2024, for 185 Medicare patients. Medicare paid $119,962 for them. Every service was in an office.
Medicare services, 20245,853
Medicare patients185
Paid by Medicare$119,962
Procedure codes13
Dr. Willis' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 6,1112024: 4,47627%
- Office and hospital visits
- 2023: 5402024: 38329%
- Lab and pathology
- 2023: 5632024: 38232%
- Tests and treatments
- 2023: 3212024: 3313%
- Surgery
- 2023: 3922024: 28128%
Dr. Willis compared with the Tennessee median for hematologists and oncologists, 2024
- Dr. Willis
- Tennessee median
- Medicare services
- 5,853vs 8187.2 times
- Medicare patients
- 185vs 28736% below
- Part D claims
- 644vs 50827% above
Medians across 259 hematologists and oncologists in Tennessee with Dmand AI profiles that report each measure.
Dr. Willis' 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. Willis and other hematologists and oncologists in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Carl Rogaston Willis treated 185 Medicare patients in 2024, average age 73
CMS counts 185 Medicare patients who saw Dr. Willis in 2024. The largest group is 65 to 74, with 95 patients. 75% of them have cancer, and 75% have high blood pressure. Their average risk score is 1.47, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Willis' median patient age at 66, with 77% women.
Medicare patients, 2024185
Average age73
Average risk score1.47
Dr. Willis' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Willis' Medicare patients by sex, 2024
- Women14981%
- Men3619%
Chronic conditions among Dr. Willis' Medicare patients, 2024
- Cancer75%
- High blood pressure75%
- High cholesterol68%
- Arthritis46%
- Diabetes27%
- Depression24%
- Mood disorders24%
- Anxiety23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Willis' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women77%
- Men23%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Carl Rogaston Willis wrote 881 Medicare Part D claims in 2024
In 2024, Dr. Willis wrote 881 Medicare Part D claims for 170 patients. 85% of them were for generic drugs. CMS names the drug for 644 of them, across 18 drugs with 11 or more claims each, at $1,069,893 in total drug cost. In 2023, CMS named 548 claims across 10 drugs.
Part D claims, 2024881
Drugs named by CMS18
Total drug cost$1.1M
Part D patients170
Dr. Willis' Part D claims by kind of drug, 2024
- Generic746 claims85%
- Brand-name and other135 claims15%
Dr. Willis' 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. Willis' Part D claims, 2024
- Opioids5%41 of 881 claims
- Antibiotics4%34 of 881 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: 5482024: 64418%
Drugs named by CMS: 18 in 2024, 10 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. Carl Rogaston Willis scored 93 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Dr. Willis for performance year 2024, reported as part of a group. Dr. Willis accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Willis as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Willis' MIPS scores, performance year 2024
- 93of 100Final score
- 84.2of 100Quality
- 40of 100Improvement Activities
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. Carl Rogaston Willis has 3 publications on record
Dmand AI links 3 papers to Dr. Willis, published from 2012 to 2023. Dr. Willis' most frequent co-authors are Linda Diana Bosserman, FACP, MD, Misagh Karimi, MD and Matthew O. Burrell, MD.
Papers3
Years published2012 to 2023
Dr. Willis' papers by year, 2012 to 2023
Dr. Willis' most frequent co-authors
- Linda Diana Bosserman, FACP, MD2 shared papers
- Misagh Karimi, MD2 shared papers
- Matthew O. Burrell, MD1 shared paper
Recent publications by Dr. Willis
See who Dr. Willis researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Willis 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. Carl Rogaston Willis received $30,720 in industry payments from 2016 to 2025
CMS Open Payments shows 1,312 general payments to Dr. Willis from 95 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 83% of the total. AstraZeneca Pharmaceuticals LP paid the most, $3,298.
General payments to Dr. Willis by program year, 2016 to 2025
General payments to Dr. Willis by kind, 2016 to 2025
$30.7Kin total
- Food and beverage$25,61183%
- Consulting fees$3,99513%
- Education$1,0153%
- Travel and lodging$990%
Companies that paid Dr. Willis 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. Carl Rogaston Willis graduated from University of Alabama School of Medicine
Dr. Willis graduated from University of Alabama School of Medicine in 1993.
- Medical school
- Board certified in hematology
- Board certified in medical oncology
Source: Dmand AI Professional Profile Data
Sources for Dr. Carl Rogaston Willis'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 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 |
| 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. Carl Rogaston Willis
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. Carl Rogaston Willis' NPI number?
Dr. Carl Rogaston Willis' NPI number is 1154376259. It was assigned on May 24, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Carl Rogaston Willis?
Dr. Carl Rogaston Willis is a hematologist and oncologist in Chattanooga, Tennessee. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Carl Rogaston Willis practice?
Dr. Willis practices at 605 Glenwood Dr, Chattanooga, TN 37404. Dr. Willis' primary practice is Tennessee Oncology in Chattanooga, Tennessee. Dmand AI also links Dr. Willis to 3 hospitals, 1 group practice or clinic and 1 medical group.
What is Dr. Carl Rogaston Willis' office phone number?
The practice phone on file for Dr. Willis is (615) 329-0570.
What is Dr. Carl Rogaston Willis' medical license number?
Dr. Willis holds Tennessee license 037952.
Which hospitals is Dr. Carl Rogaston Willis affiliated with?
Dr. Willis is affiliated with Ascension Saint Thomas Hospital West. Dmand AI links Dr. Willis to 3 more hospitals.
What medical group is Dr. Carl Rogaston Willis part of?
Dr. Willis is linked to Tennessee Oncology. Dmand AI links Dr. Willis to 1 more medical group.
Does Dr. Carl Rogaston Willis accept Medicare?
Yes. CMS data shows Dr. Willis billed Medicare for 5,853 services in 2024, and Dr. Willis accepts Medicare assignment.
Does Dr. Carl Rogaston Willis offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Willis as offering telehealth services.
What is Dr. Carl Rogaston Willis' MIPS score?
Dr. Willis' MIPS final score for performance year 2024 is 93 out of 100, reported as part of a group.
Show 9 more questionsShow fewer questions
How many Medicare patients does Dr. Carl Rogaston Willis see?
CMS counts 185 Medicare patients who saw Dr. Willis in 2024, with an average age of 73.
Is Dr. Carl Rogaston Willis board certified?
Yes. Dr. Willis is board certified in hematology by the American Board of Internal Medicine.
What services does Dr. Carl Rogaston Willis bill to Medicare?
In 2024, Dr. Willis' most billed Medicare services were injected or infused drug (J0897), injected or infused drug (J1100) and lab and pathology test (85025).
Where did Dr. Carl Rogaston Willis go to medical school?
Dr. Willis graduated from University of Alabama School of Medicine in 1993.
What drugs does Dr. Carl Rogaston Willis prescribe most?
In 2024 Medicare Part D data, Dr. Willis' most prescribed drugs by claims were Letrozole, Anastrozole and Ibrance.
Has Dr. Carl Rogaston Willis received payments from drug or device companies?
CMS Open Payments shows $30,720 in general payments to Dr. Willis from 95 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Carl Rogaston Willis been practicing?
Dr. Willis graduated from medical school in 1993, 33 years ago.
Does Dr. Carl Rogaston Willis do research?
Dmand AI links 3 publications to Dr. Willis, published from 2012 to 2023.
Who does Dr. Carl Rogaston Willis publish with?
Dr. Willis' most frequent co-authors are Linda Diana Bosserman, FACP, MD (2 shared papers), Misagh Karimi, MD (2 shared papers) and Matthew O. Burrell, MD (1 shared paper).
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