Semin Radiat Oncol
Dose-Response Relationship, RadiationLung NeoplasmsModels, Theoretical
Dr. Jeffrey W. Gefter, MD
NPI1023093168PAC ID9830386226
- Medicare services, 2024
- 196
- Medicare patients, 2024
- 70
- Publications
- 1
- MIPS score, 2024
- 93
- Hospital affiliations
- 1
- Practice address
- 1635 Gunbarrel Rd, Chattanooga, TN 37421
- 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. Gefter'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. Jeffrey W. Gefter is a radiation oncologist in Chattanooga, Tennessee
Dr. Gefter practices at Tennessee Oncology in Chattanooga, Tennessee.
Dr. Gefter's NPI, 1023093168, was assigned on December 13, 2005. Dr. Gefter graduated from University of Florida College of Medicine in 1975. Dr. Gefter holds Tennessee license 14183.
NPI and contact details
- NPI
- 1023093168NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9830386226
- NPI enumeration date
- December 13, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (615) 329-0570
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 77
- Medical school graduation
- 1975
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jeffrey W. Gefter practices at Tennessee Oncology in Chattanooga, Tennessee
Dr. Gefter's primary practice is Tennessee Oncology, at 1635 Gunbarrel Rd, Chattanooga, TN 37421 in Hamilton County. The practice phone is (615) 329-0570.
- Tennessee Oncology1635 Gunbarrel Rd, Chattanooga, TN 37421 · Hamilton CountyPhone(615) 329-0570
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Jeffrey W. Gefter is affiliated with 4 sites of care and 1 medical group
Dr. Gefter's primary practice is Tennessee Oncology in Chattanooga, Tennessee. Dr. Gefter is also affiliated with Parkridge Medical Center. The medical group on file is Tennessee Oncology. Dmand AI also links Dr. Gefter to 1 more physician office and 1 group practice or clinic, 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. Jeffrey W. Gefter's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gefter practices, 3 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 |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
See the EHR and IT leaders at every site where Dr. Gefter practices
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Dr. Jeffrey W. Gefter is one of 120 radiation oncologists in Tennessee
Radiation oncology is Dr. Gefter's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dr. Gefter is licensed in Tennessee.
Specialties and state licenses
- Radiation oncology, TennesseePrimary
Radiation oncologists near Dr. Gefter
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. Jeffrey W. Gefter billed Medicare for 196 services in 2024
CMS data shows 196 Medicare services from Dr. Gefter across 4 procedure codes in 2024, for 70 Medicare patients. Medicare paid $7,392 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024196
Medicare patients70
Paid by Medicare$7,392
Procedure codes4
Dr. Gefter's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 1402024: 16417%
- Other services
- 2023: 422024: 3224%
Dr. Gefter compared with the Tennessee median for radiation oncologists, 2024
- Dr. Gefter
- Tennessee median
- Medicare services
- 196vs 1,73889% below
- Medicare patients
- 70vs 21167% below
Medians across 113 radiation oncologists in Tennessee with Dmand AI profiles that report each measure.
Dr. Gefter'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.
Need commercial claims for Dr. Gefter?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Gefter and other radiation oncologists in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jeffrey W. Gefter treated 70 Medicare patients in 2024, average age 73
CMS counts 70 Medicare patients who saw Dr. Gefter in 2024. The largest group is 65 to 74, with 31 patients. 75% of them have cancer, and 75% have high blood pressure. Their average risk score is 1.97, 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. Gefter's median patient age at 70, with 65% women.
Medicare patients, 202470
Average age73
Average risk score1.97
Dr. Gefter's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Gefter's Medicare patients by sex, 2024
- Women3854%
- Men3246%
Chronic conditions among Dr. Gefter's Medicare patients, 2024
- Cancer75%
- High blood pressure75%
- High cholesterol67%
- Arthritis57%
- Mood disorders47%
- Depression44%
- Anxiety39%
- Diabetes34%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gefter's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women65%
- Men35%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jeffrey W. Gefter 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. Gefter for performance year 2024, reported as part of a group. Dr. Gefter accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Gefter's MIPS scores, performance year 2024
- 93of 100Final score
- 89of 100Promoting Interoperability
- 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. Jeffrey W. Gefter has 1 publication on record
Dmand AI links 1 paper to Dr. Gefter in 2015.
Papers1
Recent publications by Dr. Gefter
See who Dr. Gefter researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Gefter 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. Jeffrey W. Gefter received $579 in industry payments from 2016 to 2025
CMS Open Payments shows 7 general payments to Dr. Gefter from 7 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Galvanize Therapeutics, Inc paid the most, $130.
General payments to Dr. Gefter by program year, 2016 to 2025
Companies that paid Dr. Gefter 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. Jeffrey W. Gefter graduated from University of Florida College of Medicine
Dr. Gefter graduated from University of Florida College of Medicine in 1975.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Jeffrey W. Gefter'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) |
| 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. Jeffrey W. Gefter
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. Jeffrey W. Gefter's NPI number?
Dr. Jeffrey W. Gefter's NPI number is 1023093168. It was assigned on December 13, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Jeffrey W. Gefter?
Dr. Jeffrey W. Gefter is a radiation oncologist in Chattanooga, Tennessee. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).
Where does Dr. Jeffrey W. Gefter practice?
Dr. Gefter practices at 1635 Gunbarrel Rd, Chattanooga, TN 37421. Dr. Gefter's primary practice is Tennessee Oncology in Chattanooga, Tennessee. Dmand AI also links Dr. Gefter to 1 physician office and 1 group practice or clinic.
What is Dr. Jeffrey W. Gefter's office phone number?
The practice phone on file for Dr. Gefter is (615) 329-0570.
What is Dr. Jeffrey W. Gefter's medical license number?
Dr. Gefter holds Tennessee license 14183.
Which hospitals is Dr. Jeffrey W. Gefter affiliated with?
Dr. Gefter is affiliated with Parkridge Medical Center.
What medical group is Dr. Jeffrey W. Gefter part of?
Dr. Gefter is linked to Tennessee Oncology.
Does Dr. Jeffrey W. Gefter accept Medicare?
Yes. CMS data shows Dr. Gefter billed Medicare for 196 services in 2024, and Dr. Gefter accepts Medicare assignment.
What is Dr. Jeffrey W. Gefter's MIPS score?
Dr. Gefter's MIPS final score for performance year 2024 is 93 out of 100, reported as part of a group.
How many Medicare patients does Dr. Jeffrey W. Gefter see?
CMS counts 70 Medicare patients who saw Dr. Gefter in 2024, with an average age of 73.
Show 5 more questionsShow fewer questions
What services does Dr. Jeffrey W. Gefter bill to Medicare?
In 2024, Dr. Gefter's most billed Medicare services were radiation oncology (77014), medicare service (G6002) and radiation oncology (77334).
Where did Dr. Jeffrey W. Gefter go to medical school?
Dr. Gefter graduated from University of Florida College of Medicine in 1975.
Has Dr. Jeffrey W. Gefter received payments from drug or device companies?
CMS Open Payments shows $579 in general payments to Dr. Gefter from 7 companies from 2016 to 2025. The largest total came from Galvanize Therapeutics, Inc.
How long has Dr. Jeffrey W. Gefter been practicing?
Dr. Gefter graduated from medical school in 1975, 51 years ago.
Does Dr. Jeffrey W. Gefter do research?
Dmand AI links 1 publication to Dr. Gefter.
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