Int J Radiat Oncol Biol Phys
Health ExpendituresLung NeoplasmsMedical Oncology
Dr. Robert Gin, MD
NPI1811966575PAC ID9436342656
- Medicare services, 2024
- 2,859
- Medicare patients, 2024
- 421
- Part D claims, 2024
- 340
- Publications
- 2
- Hospital affiliations
- 1
- Practice address
- 1620 W St Marys Rd, Tucson, AZ 85745
- Practice phone
- Call (520) 519-7700
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Arizona Oncology
Tucson, Arizona
Find Dr. Gin's professional email, personal email and mobile number
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Dr. Robert Gin is a radiation oncologist in Tucson, Arizona
Dr. Gin practices at Arizona Oncology in Tucson, Arizona.
Dr. Gin's NPI, 1811966575, was assigned on March 15, 2006. Dr. Gin graduated from University of Arizona College of Medicine in 1993. Dr. Gin holds Arizona license 23023.
NPI and contact details
- NPI
- 1811966575NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9436342656
- NPI enumeration date
- March 15, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (520) 519-7700
- 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. Robert Gin practices at Arizona Oncology in Tucson, Arizona
Dr. Gin's primary practice is Arizona Oncology, at 1620 W St Marys Rd, Tucson, AZ 85745 in Pima County. The practice phone is (520) 519-7700.
- Arizona Oncology1620 W St Marys Rd, Tucson, AZ 85745 · Pima CountyPhone(520) 519-7700
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Robert Gin is affiliated with 4 sites of care and 2 medical groups
Dr. Gin's primary practice is Arizona Oncology in Tucson, Arizona. Dr. Gin is also affiliated with Tucson Medical Center. The medical group on file is Arizona Oncology. Dmand AI also links Dr. Gin to 2 more group practices and clinics and 1 medical group, each named with a free account.
Arizona OncologyPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Robert Gin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gin practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Arizona Oncology | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Robert Gin is one of 141 radiation oncologists in Arizona
Radiation oncology is Dr. Gin's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dr. Gin is licensed in Arizona.
Specialties and state licenses
- Radiation oncology, ArizonaPrimary
Radiation oncologists near Dr. Gin
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. Robert Gin billed Medicare for 2,859 services in 2024
CMS data shows 2,859 Medicare services from Dr. Gin across 26 procedure codes in 2024, for 421 Medicare patients. Medicare paid $433,862 for them. Every service was in an office.
Medicare services, 20242,859
Medicare patients421
Paid by Medicare$433,862
Procedure codes26
Dr. Gin's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 1,8462024: 1,37326%
- Other services
- 2023: 1,8362024: 1,12739%
- Office and hospital visits
- 2023: 2522024: 2697%
- Tests and treatments
- 2023: 02024: 66
- Surgery
- 2023: 02024: 24
Dr. Gin compared with the Arizona median for radiation oncologists, 2024
- Dr. Gin
- Arizona median
- Medicare services
- 2,859vs 2,07238% above
- Medicare patients
- 421vs 22885% above
- Part D claims
- 196vs 444.5 times
Medians across 141 radiation oncologists in Arizona with Dmand AI profiles that report each measure.
Dr. Gin'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. Gin?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Gin and other radiation oncologists in Arizona.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert Gin treated 421 Medicare patients in 2024, average age 77
CMS counts 421 Medicare patients who saw Dr. Gin in 2024. The largest group is 75 to 84, with 204 patients. 75% of them have cancer, and 75% have high cholesterol. 4% are also on Medicaid. Their average risk score is 1.65, 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. Gin's median patient age at 73, with 58% women.
Medicare patients, 2024421
Average age77
Average risk score1.65
Also on Medicaid4%
Dr. Gin's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Gin's Medicare patients by sex, 2024
- Women22954%
- Men19246%
Chronic conditions among Dr. Gin's Medicare patients, 2024
- Cancer75%
- High cholesterol75%
- High blood pressure70%
- Arthritis39%
- Ischemic heart disease28%
- Chronic kidney disease24%
- Mood disorders23%
- Depression22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women58%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Robert Gin wrote 340 Medicare Part D claims in 2024
In 2024, Dr. Gin wrote 340 Medicare Part D claims for 125 patients. 85% of them were for generic drugs. CMS names the drug for 196 of them, across 8 drugs with 11 or more claims each, at $3,076 in total drug cost. In 2023, CMS named 120 claims across 5 drugs.
Part D claims, 2024340
Drugs named by CMS8
Total drug cost$3,076
Part D patients125
Dr. Gin's Part D claims by kind of drug, 2024
- Generic290 claims85%
- Brand-name50 claims15%
Dr. Gin'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. Gin's Part D claims, 2024
- Opioids19%65 of 340 claims
- Antibiotics4%15 of 340 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: 1202024: 19663%
Drugs named by CMS: 8 in 2024, 5 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
How Dr. Robert Gin takes part in Medicare
Dr. Gin accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Robert Gin has 2 publications on record
Dmand AI links 2 papers to Dr. Gin in 2022. Dr. Gin's most frequent co-authors are Donald James Brooks, MD, Joseph Buscema, MD and Brian Sandeep De, MD.
Papers2
Dr. Gin's most frequent co-authors
- Donald James Brooks, MD1 shared paper
- Joseph Buscema, MD1 shared paper
- Brian Sandeep De, MD1 shared paper
Recent publications by Dr. Gin
Complementary TherapiesFibrosarcomaNeoadjuvant Therapy
See who Dr. Gin researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Gin 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. Robert Gin received $11,500 in industry payments from 2016 to 2025
CMS Open Payments shows 455 general payments to Dr. Gin from 66 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 75% of the total. AstraZeneca Pharmaceuticals LP paid the most, $3,620.
General payments to Dr. Gin by program year, 2016 to 2025
General payments to Dr. Gin by kind, 2016 to 2025
$11.5Kin total
- Food and beverage$8,60075%
- Consulting fees$2,90025%
Companies that paid Dr. Gin 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. Robert Gin graduated from University of Arizona College of Medicine
Dr. Gin graduated from University of Arizona College of Medicine in 1993.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Robert Gin'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) |
| 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. Robert Gin
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. Robert Gin's NPI number?
Dr. Robert Gin's NPI number is 1811966575. It was assigned on March 15, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert Gin?
Dr. Robert Gin is a radiation oncologist in Tucson, Arizona. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).
Where does Dr. Robert Gin practice?
Dr. Gin practices at 1620 W St Marys Rd, Tucson, AZ 85745. Dr. Gin's primary practice is Arizona Oncology in Tucson, Arizona. Dmand AI also links Dr. Gin to 2 group practices and clinics and 1 medical group.
What is Dr. Robert Gin's office phone number?
The practice phone on file for Dr. Gin is (520) 519-7700.
What is Dr. Robert Gin's medical license number?
Dr. Gin holds Arizona license 23023.
Which hospitals is Dr. Robert Gin affiliated with?
Dr. Gin is affiliated with Tucson Medical Center.
What medical group is Dr. Robert Gin part of?
Dr. Gin is linked to Arizona Oncology. Dmand AI links Dr. Gin to 1 more medical group.
Does Dr. Robert Gin accept Medicare?
Yes. CMS data shows Dr. Gin billed Medicare for 2,859 services in 2024, and Dr. Gin accepts Medicare assignment.
How many Medicare patients does Dr. Robert Gin see?
CMS counts 421 Medicare patients who saw Dr. Gin in 2024, with an average age of 77.
What services does Dr. Robert Gin bill to Medicare?
In 2024, Dr. Gin's most billed Medicare services were medicare service (G6015), radiation oncology (77014) and medicare service (G6012).
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Where did Dr. Robert Gin go to medical school?
Dr. Gin graduated from University of Arizona College of Medicine in 1993.
What drugs does Dr. Robert Gin prescribe most?
In 2024 Medicare Part D data, Dr. Gin's most prescribed drugs by claims were Tamsulosin HCl, Gabapentin and Hydrocodone-Acetaminophen.
Has Dr. Robert Gin received payments from drug or device companies?
CMS Open Payments shows $11,500 in general payments to Dr. Gin from 66 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Robert Gin been practicing?
Dr. Gin graduated from medical school in 1993, 33 years ago.
Does Dr. Robert Gin do research?
Dmand AI links 2 publications to Dr. Gin.
Who does Dr. Robert Gin publish with?
Dr. Gin's most frequent co-authors are Donald James Brooks, MD (1 shared paper), Joseph Buscema, MD (1 shared paper) and Brian Sandeep De, MD (1 shared paper).
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