ROMAN: Phase 3 Trial Investigating the Effects of GC4419 on Radiation Induced Oral Mucositis in Head/Neck Cancer Patients (opens in a new tab)
CompletedPhase 3
Oral UlcerStomatitisGC4419 90mg
Dr. Tracy William Dobbs, MD
NPI1104826148PAC ID1951205780
- Medicare services, 2024
- 107,617
- Medicare patients, 2024
- 622
- Part D claims, 2024
- 625
- Publications
- 1
- Clinical trials
- 4
- Practice address
- 420 W Morris Blvd, Morristown, TN 37813
- Practice phone
- Call (865) 862-0998
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Tennessee Cancer Specialists
Morristown, Tennessee
Find Dr. Dobbs' 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. Tracy William Dobbs is a medical oncologist in Morristown, Tennessee
Dr. Dobbs practices at Tennessee Cancer Specialists in Morristown, Tennessee.
Dr. Dobbs' NPI, 1104826148, was assigned on July 29, 2005. Dr. Dobbs graduated from University of Missouri, Kansas City, School of Medicine in 1983. Dr. Dobbs holds Tennessee license MD0000019955.
NPI and contact details
- NPI
- 1104826148NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1951205780
- NPI enumeration date
- July 29, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (865) 862-0998
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 69
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Tracy William Dobbs practices at Tennessee Cancer Specialists in Morristown, Tennessee
Dr. Dobbs' primary practice is Tennessee Cancer Specialists, at 420 W Morris Blvd, Morristown, TN 37813 in Hamblen County. The practice phone is (865) 862-0998.
- Tennessee Cancer Specialists420 W Morris Blvd, Morristown, TN 37813 · Hamblen CountyPhone(865) 862-0998
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Tracy William Dobbs is affiliated with 6 sites of care and 1 medical group
Dr. Dobbs' primary practice is Tennessee Cancer Specialists in Morristown, Tennessee. Dr. Dobbs is also affiliated with Covenant Health Morristown-Hamblen. The medical group on file is Tennessee Cancer Specialists. Dmand AI also links Dr. Dobbs to 4 more hospitals, each named with a free account.
Tennessee Cancer SpecialistsPrimary
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. Tracy William Dobbs' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dobbs practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Tennessee Cancer Specialists | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Tracy William Dobbs is one of 99 medical oncologists in Tennessee
Medical oncology is Dr. Dobbs' primary specialty in the NPI Registry, under taxonomy code 207RX0202X. Dr. Dobbs is licensed in Tennessee.
Specialties and state licenses
- Medical oncology, TennesseePrimary
Medical oncologists near Dr. Dobbs
Counts of medical 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. Tracy William Dobbs billed Medicare for 107,617 services in 2024
CMS data shows 107,617 Medicare services from Dr. Dobbs across 59 procedure codes in 2024, for 622 Medicare patients. Medicare paid $928,583 for them. Every service was in an office.
Medicare services, 2024107,617
Medicare patients622
Paid by Medicare$928,583
Procedure codes59
Dr. Dobbs' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 72,5532024: 70,8322%
- Other services
- 2023: 49,9802024: 23,97052%
- Lab and pathology
- 2023: 7,5732024: 7,0996%
- Tests and treatments
- 2023: 2,8432024: 2,57110%
- Surgery
- 2023: 1,8032024: 1,62210%
- Office and hospital visits
- 2023: 1,7392024: 1,52312%
Dr. Dobbs compared with the Tennessee median for medical oncologists, 2024
- Dr. Dobbs
- Tennessee median
- Medicare services
- 107,617vs 1,19490.1 times
- Medicare patients
- 622vs 2342.7 times
- Part D claims
- 473vs 37028% above
Medians across 94 medical oncologists in Tennessee with Dmand AI profiles that report each measure.
Dr. Dobbs' 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.
Need commercial claims for Dr. Dobbs?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Dobbs and other medical oncologists in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Tracy William Dobbs treated 622 Medicare patients in 2024, average age 75
CMS counts 622 Medicare patients who saw Dr. Dobbs in 2024. The largest group is 65 to 74, with 254 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 8% are also on Medicaid. Their average risk score is 1.74, 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. Dobbs' median patient age at 71, with 61% women.
Medicare patients, 2024622
Average age75
Average risk score1.74
Also on Medicaid8%
Dr. Dobbs' Medicare patients by age, 2024
Dr. Dobbs' Medicare patients by sex, 2024
- Women36659%
- Men25641%
Chronic conditions among Dr. Dobbs' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis52%
- Cancer45%
- Chronic kidney disease35%
- Diabetes35%
- Ischemic heart disease30%
- Anxiety27%
Share of Medicare patients with each condition. A patient can have several.
Dr. Dobbs' 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
- Women61%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Tracy William Dobbs wrote 625 Medicare Part D claims in 2024
In 2024, Dr. Dobbs wrote 625 Medicare Part D claims for 164 patients. 58% of them were for generic drugs. CMS names the drug for 473 of them, across 21 drugs with 11 or more claims each, at $2,373,235 in total drug cost. In 2023, CMS named 456 claims across 19 drugs.
Part D claims, 2024625
Drugs named by CMS21
Total drug cost$2.4M
Part D patients164
Dr. Dobbs' Part D claims by kind of drug, 2024
- Generic365 claims58%
- Brand-name260 claims42%
Dr. Dobbs' 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. Dobbs' Part D claims, 2024
- Opioids2%12 of 625 claims
- Antibiotics2%13 of 625 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: 4562024: 4734%
Drugs named by CMS: 21 in 2024, 19 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. Tracy William Dobbs scored 75 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Dobbs for performance year 2024, reported individually. Dr. Dobbs accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
- MIPS final score, 2024
- 75 of 100
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. Tracy William Dobbs has 1 publication on record
Dmand AI links 1 paper to Dr. Dobbs in 2017. Dr. Dobbs' most frequent co-authors are Maurice Julian Berkowitz, MD, Tatjana Kolevska, MD and Philip A. Philip, MD, PhD.
Papers1
Dr. Dobbs' most frequent co-authors
- Maurice Julian Berkowitz, MD1 shared paper
- Tatjana Kolevska, MD1 shared paper
- Philip A. Philip, MD, PhD1 shared paper
Recent publications by Dr. Dobbs
See who Dr. Dobbs researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Dobbs works with, so you can find a warm path to the right medical oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Tracy William Dobbs has worked on 4 clinical trials
Dmand AI links Dr. Dobbs to 4 clinical trials, 2 of them phase 2 studies. 1 is still active or recruiting. Conditions studied include Lymphoma, Large B-Cell, Diffuse, Neoplasm Metastasis and Oral Ulcer.
Clinical trials with Dr. Dobbs by phase
- NonePhase 1: no trials
- 2Phase 2: 2 trials
- 2Phase 3: 2 trials
- NonePhase 4: no trials
Conditions in Dr. Dobbs' trials
- Lymphoma, Large B-Cell, Diffuse
- Neoplasm Metastasis
- Oral Ulcer
- Thyroid Neoplasms
- Lymphoma, B-Cell
Investigators on the most trials with Dr. Dobbs
- John S. Hrom, MD2 shared trials
- Pramvir Singh Verma, MD2 shared trials
- Wenqing Zhang, MD, PhD2 shared trials
Recent clinical trials with Dr. Dobbs
Margetuximab Plus Chemotherapy vs Trastuzumab Plus Chemotherapy in the Treatment of HER2+ Metastatic Breast Cancer (opens in a new tab)
CompletedPhase 3
Neoplasm MetastasisNeoplastic ProcessesMargetuximabTrastuzumabPhysician's choice of chemotherapy.
Targeted Therapy Directed by Genetic Testing in Treating Patients With Advanced Refractory Solid Tumors, Lymphomas, or Multiple Myeloma (The MATCH Screening Trial) (opens in a new tab)
Active, not recruitingPhase 2
Thyroid NeoplasmsThyroid DiseasesAdavosertibAfatinibAfatinib Dimaleate
Lymphoma, Large B-Cell, DiffuseLymphoma, B-CellBrentuximab vedotinCyclophosphamideDoxorubicin
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Tracy William Dobbs received $34,131 in industry payments from 2016 to 2025
CMS Open Payments shows 1,876 general payments to Dr. Dobbs from 103 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 92% of the total. Sanofi and Genzyme US Companies paid the most, $3,173.
General payments to Dr. Dobbs by program year, 2016 to 2025
General payments to Dr. Dobbs by kind, 2016 to 2025
$34.1Kin total
- Food and beverage$31,28692%
- Consulting fees$2,0866%
- Education$7592%
Companies that paid Dr. Dobbs 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. Tracy William Dobbs graduated from University of Missouri, Kansas City, School of Medicine
Dr. Dobbs graduated from University of Missouri, Kansas City, School of Medicine in 1983.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Tracy William Dobbs'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 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. Tracy William Dobbs
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. Tracy William Dobbs' NPI number?
Dr. Tracy William Dobbs' NPI number is 1104826148. It was assigned on July 29, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Tracy William Dobbs?
Dr. Tracy William Dobbs is a medical oncologist in Morristown, Tennessee. The primary specialty in the NPI Registry is Medical Oncology Physician (taxonomy code 207RX0202X).
Where does Dr. Tracy William Dobbs practice?
Dr. Dobbs practices at 420 W Morris Blvd, Morristown, TN 37813. Dr. Dobbs' primary practice is Tennessee Cancer Specialists in Morristown, Tennessee. Dmand AI also links Dr. Dobbs to 4 hospitals.
What is Dr. Tracy William Dobbs' office phone number?
The practice phone on file for Dr. Dobbs is (865) 862-0998.
What is Dr. Tracy William Dobbs' medical license number?
Dr. Dobbs holds Tennessee license MD0000019955.
Which hospitals is Dr. Tracy William Dobbs affiliated with?
Dr. Dobbs is affiliated with Covenant Health Morristown-Hamblen. Dmand AI links Dr. Dobbs to 4 more hospitals.
What medical group is Dr. Tracy William Dobbs part of?
Dr. Dobbs is linked to Tennessee Cancer Specialists.
Does Dr. Tracy William Dobbs accept Medicare?
Yes. CMS data shows Dr. Dobbs billed Medicare for 107,617 services in 2024, and Dr. Dobbs accepts Medicare assignment.
What is Dr. Tracy William Dobbs' MIPS score?
Dr. Dobbs' MIPS final score for performance year 2024 is 75 out of 100, reported individually.
How many Medicare patients does Dr. Tracy William Dobbs see?
CMS counts 622 Medicare patients who saw Dr. Dobbs in 2024, with an average age of 75.
Show 7 more questionsShow fewer questions
What services does Dr. Tracy William Dobbs bill to Medicare?
In 2024, Dr. Dobbs' most billed Medicare services were injected or infused drug (J0881), medicare temporary code (Q0138) and injected or infused drug (J0897).
Where did Dr. Tracy William Dobbs go to medical school?
Dr. Dobbs graduated from University of Missouri, Kansas City, School of Medicine in 1983.
What drugs does Dr. Tracy William Dobbs prescribe most?
In 2024 Medicare Part D data, Dr. Dobbs' most prescribed drugs by claims were Anastrozole, Ondansetron ODT and Keytruda.
Has Dr. Tracy William Dobbs received payments from drug or device companies?
CMS Open Payments shows $34,131 in general payments to Dr. Dobbs from 103 companies from 2016 to 2025. The largest total came from Sanofi and Genzyme US Companies.
How long has Dr. Tracy William Dobbs been practicing?
Dr. Dobbs graduated from medical school in 1983, 43 years ago.
Does Dr. Tracy William Dobbs do research?
Dmand AI links 1 publication to Dr. Dobbs. Dr. Dobbs has worked on 4 clinical trials.
Who does Dr. Tracy William Dobbs publish with?
Dr. Dobbs' most frequent co-authors are Maurice Julian Berkowitz, MD (1 shared paper), Tatjana Kolevska, MD (1 shared paper) and Philip A. Philip, MD, PhD (1 shared paper).
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