Int J Radiat Oncol Biol Phys
Dr. Phillip G. Zentner, MD
- Medicare services, 2024
- 2,359
- Medicare patients, 2024
- 162
- Part D claims, 2021
- 29
- Publications
- 1
- Clinical trials
- 1
- Practice address
- 151 N Lyon Ave, Hemet, CA 92543
- Practice phone
- Call (818) 404-5005
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Sunny Adult Day Health Care Center
Hemet, California
Find Dr. Zentner'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. Phillip G. Zentner is a radiation oncologist in Hemet, California
Dr. Zentner practices at Sunny Adult Day Health Care Center in Hemet, California.
Dr. Zentner's NPI, 1063452415, was assigned on June 7, 2006. Dr. Zentner graduated from Vanderbilt University School Of Medicine in 1990. Dr. Zentner holds California license G83516.
- NPI
- 1063452415NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9436200698
- NPI enumeration date
- June 7, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (818) 404-5005
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Phillip G. Zentner practices at Sunny Adult Day Health Care Center in Hemet, California
Dr. Zentner's primary practice is Sunny Adult Day Health Care Center, at 151 N Lyon Ave, Hemet, CA 92543 in Riverside County. The practice phone is (818) 404-5005.
- Sunny Adult Day Health Care Center151 N Lyon Ave, Hemet, CA 92543 · Riverside CountyPhone(818) 404-5005
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Phillip G. Zentner is affiliated with 3 sites of care and 2 medical groups
Dr. Zentner's primary practice is Sunny Adult Day Health Care Center in Hemet, California. Dr. Zentner is also affiliated with UPMC Hamot. The medical group on file is UPMC Hillman Cancer Center. Dmand AI also links Dr. Zentner to 1 more group practice or clinic and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Phillip G. Zentner's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zentner practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sunny Adult Day Health Care Center | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Phillip G. Zentner is one of 685 radiation oncologists in California
Radiation oncology is Dr. Zentner's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dr. Zentner is board certified in radiation oncology by the American Board of Radiology. Dmand AI has Dr. Zentner's licenses on file in 4 states: California, Pennsylvania, Louisiana and New York.
Specialties and state licenses
- Radiation oncology, CaliforniaPrimary
- Pennsylvania license
- Louisiana license
- New York license
Clinical focus
Dmand AI lists brain cancer radiation, breast cancer radiation, cancer radiation-upper GI, lung cancer radiation, lymphoma radiation, pancreatic cancer radiation, prostate cancer radiation and uterine cancer radiation among the conditions Dr. Zentner treats.
Radiation oncologists near Dr. Zentner
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. Phillip G. Zentner billed Medicare for 2,359 services in 2024
CMS data shows 2,359 Medicare services from Dr. Zentner across 24 procedure codes in 2024, for 162 Medicare patients. Medicare paid $433,164 for them. Every service was in an office.
Dr. Zentner's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 1,3582024: 1,52012%
- Other services
- 2023: 7402024: 7213%
- Office and hospital visits
- 2023: 1062024: 11811%
Dr. Zentner compared with the California median for radiation oncologists, 2024
- Dr. Zentner
- California median
- Medicare services
- 2,359vs 1,44463% above
- Medicare patients
- 162vs 164Close to median
- Part D claims
- 29vs 329% below
Medians across 633 radiation oncologists in California with Dmand AI profiles that report each measure.
Dr. Zentner'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. Zentner?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Zentner and other radiation oncologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Phillip G. Zentner treated 162 Medicare patients in 2024, average age 74
CMS counts 162 Medicare patients who saw Dr. Zentner in 2024. The largest group is 65 to 74, with 88 patients. 75% of them have cancer, and 72% have high blood pressure. 9% are also on Medicaid. Their average risk score is 1.85, 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. Zentner's median patient age at 68, with 59% women.
Dr. Zentner's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Zentner's Medicare patients by sex, 2024
- Women9458%
- Men6842%
Chronic conditions among Dr. Zentner's Medicare patients, 2024
- Cancer75%
- High blood pressure72%
- High cholesterol72%
- Arthritis45%
- Diabetes32%
- Ischemic heart disease30%
- Anxiety28%
- Chronic kidney disease26%
Share of Medicare patients with each condition. A patient can have several.
Dr. Zentner's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women59%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Phillip G. Zentner wrote 29 Medicare Part D claims in 2021
In 2021, Dr. Zentner wrote 29 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $275 in total drug cost. In 2020, CMS named 17 claims across 1 drug.
Dr. Zentner's most prescribed drugs by claims, 2021
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, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 172021: 2971%
Drugs named by CMS: 1 in 2021, 1 in 2020.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
How Dr. Phillip G. Zentner takes part in Medicare
Dr. Zentner 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. Phillip G. Zentner has 1 publication on record
Dmand AI links 1 paper to Dr. Zentner. Dr. Zentner's most frequent co-author is Mitchell Clark Benson, MD.
Dr. Zentner's most frequent co-authors
Recent publications by Dr. Zentner
See who Dr. Zentner researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Zentner 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. Phillip G. Zentner has worked on 1 clinical trial
Dmand AI links Dr. Zentner to 1 clinical trial. Conditions studied include Prostatic Neoplasms and Prostatic Diseases.
Conditions in Dr. Zentner's trials
- Prostatic Neoplasms
- Prostatic Diseases
Recent clinical trials with Dr. Zentner
Stereotactic Hypofractionated Radiosurgery for Early Stage Prostate Cancer (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Phillip G. Zentner received $465 in industry payments from 2016 to 2025
CMS Open Payments shows 19 general payments to Dr. Zentner from 13 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Novartis Pharmaceuticals Corporation paid the most, $110.
General payments to Dr. Zentner by program year, 2016 to 2025
Companies that paid Dr. Zentner 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. Phillip G. Zentner has 1 award and honors on record
Dmand AI lists 1 award for Dr. Zentner.
Awards and honors for Dr. Zentner
- Undated
- Checkbook Top Doc
Source: Dmand AI Professional Profile Data
Dr. Phillip G. Zentner graduated from Vanderbilt University School Of Medicine
Dr. Zentner graduated from Vanderbilt University School Of Medicine in 1990.
- Medical school
- Board certified in radiation oncology
Source: Dmand AI Professional Profile Data
Dr. Phillip G. Zentner accepts plans from 15 insurance carriers
Dr. Zentner is in network with 15 carriers, including Aetna, Highmark and HCSC. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Highmark
- HCSC
- United Healthcare
- Cigna
- Elevance
- Aspirus Health Plan
- Blue Cross Blue Shield of Massachusetts
- +7 more carriersWith a free account
Plan types Dr. Zentner accepts, by number of carriers
- PPO10
- HMO9
- Medicare7
- EPO5
- POS5
Source: Dmand AI Insurance Network Data
Sources for Dr. Phillip G. Zentner'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) |
| 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 |
| 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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Phillip G. Zentner
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. Phillip G. Zentner's NPI number?
Dr. Phillip G. Zentner's NPI number is 1063452415. It was assigned on June 7, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Phillip G. Zentner?
Dr. Phillip G. Zentner is a radiation oncologist in Hemet, California. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).
Where does Dr. Phillip G. Zentner practice?
Dr. Zentner practices at 151 N Lyon Ave, Hemet, CA 92543. Dr. Zentner's primary practice is Sunny Adult Day Health Care Center in Hemet, California. Dmand AI also links Dr. Zentner to 1 group practice or clinic and 1 medical group.
What is Dr. Phillip G. Zentner's office phone number?
The practice phone on file for Dr. Zentner is (818) 404-5005.
What is Dr. Phillip G. Zentner's medical license number?
Dr. Zentner holds California license G83516, one of the licenses on file in 4 states.
Which states has Dr. Phillip G. Zentner been licensed in?
Dmand AI has state licenses on file for Dr. Zentner in California (1996 to 2026), Pennsylvania (2020 to 2026), Louisiana (1994 to 2000) and New York (1992 to 1994).
Which hospitals is Dr. Phillip G. Zentner affiliated with?
Dr. Zentner is affiliated with UPMC Hamot.
What medical group is Dr. Phillip G. Zentner part of?
Dr. Zentner is linked to UPMC Hillman Cancer Center. Dmand AI links Dr. Zentner to 1 more medical group.
Does Dr. Phillip G. Zentner accept Medicare?
Yes. CMS data shows Dr. Zentner billed Medicare for 2,359 services in 2024, and Dr. Zentner accepts Medicare assignment.
How many Medicare patients does Dr. Phillip G. Zentner see?
CMS counts 162 Medicare patients who saw Dr. Zentner in 2024, with an average age of 74.
Show 9 more questionsShow fewer questions
Is Dr. Phillip G. Zentner board certified?
Yes. Dr. Zentner is board certified in radiation oncology by the American Board of Radiology.
What services does Dr. Phillip G. Zentner bill to Medicare?
In 2024, Dr. Zentner's most billed Medicare services were radiation oncology (77014), medicare service (G6015) and radiation oncology (77300).
Where did Dr. Phillip G. Zentner go to medical school?
Dr. Zentner graduated from Vanderbilt University School Of Medicine in 1990.
What drugs does Dr. Phillip G. Zentner prescribe most?
In 2021 Medicare Part D data, Dr. Zentner's most prescribed drugs by claims were Tamsulosin HCl.
Has Dr. Phillip G. Zentner received payments from drug or device companies?
CMS Open Payments shows $465 in general payments to Dr. Zentner from 13 companies from 2016 to 2025. The largest total came from Novartis Pharmaceuticals Corporation.
How long has Dr. Phillip G. Zentner been practicing?
Dr. Zentner graduated from medical school in 1990, 36 years ago.
Does Dr. Phillip G. Zentner do research?
Dmand AI links 1 publication to Dr. Zentner. Dr. Zentner has worked on 1 clinical trial.
Who does Dr. Phillip G. Zentner publish with?
Dr. Zentner's most frequent co-authors are Mitchell Clark Benson, MD (1 shared paper).
What insurance does Dr. Phillip G. Zentner accept?
Dr. Zentner is in network with 15 carriers, including Aetna, Highmark and HCSC. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
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