Dr. David Gregory Kornguth, MD
- Medicare services, 2024
- 8,195
- Medicare patients, 2024
- 208
- Part D claims, 2024
- 909
- Publications
- 10
- MIPS score, 2024
- 75
- Practice address
- 1661 Mission St, San Francisco, CA 94103
- Practice phone
- Call (415) 543-2830
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Golden Gate Urology Inc
San Francisco, California
Find Dr. Kornguth'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. David Gregory Kornguth is a radiation oncologist in San Francisco, California
Dr. Kornguth practices at Golden Gate Urology Inc in San Francisco, California.
Dr. Kornguth's NPI, 1801820394, was assigned on July 10, 2006. Dr. Kornguth graduated from Boston University School Of Medicine in 2001. Dr. Kornguth holds California license A104635.
- NPI
- 1801820394NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4981609658
- NPI enumeration date
- July 10, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (415) 543-2830
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David Gregory Kornguth practices at Golden Gate Urology Inc in San Francisco, California
Dr. Kornguth's primary practice is Golden Gate Urology Inc, at 1661 Mission St, San Francisco, CA 94103 in San Francisco County. The practice phone is (415) 543-2830.
- Golden Gate Urology Inc1661 Mission St, San Francisco, CA 94103 · San Francisco CountyPhone(415) 543-2830
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. David Gregory Kornguth is affiliated with 7 sites of care and 2 medical groups
Dr. Kornguth's primary practice is Golden Gate Urology Inc in San Francisco, California. Dr. Kornguth is also affiliated with California Pacific Medical Center Van Ness Campus. The medical group on file is Unio Specialty Care, Urology, Encinitas (formerly Genesis Healthcare Partners). Dmand AI also links Dr. Kornguth to 3 more hospitals, 2 group practices and clinics 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. David Gregory Kornguth's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kornguth practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Golden Gate Urology Inc | Available with a free account |
| +6 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David Gregory Kornguth is one of 685 radiation oncologists in California
Radiation oncology is Dr. Kornguth's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dr. Kornguth is board certified in radiation oncology by the American Board of Radiology. Dmand AI has Dr. Kornguth's licenses on file in 2 states: California and Texas.
Specialties and state licenses
- Radiation oncology, CaliforniaPrimary
- Texas license
Clinical focus
Dmand AI lists bladder cancer radiation, lung cancer radiation and prostate cancer radiation among the conditions Dr. Kornguth treats.
Radiation oncologists near Dr. Kornguth
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. David Gregory Kornguth billed Medicare for 8,195 services in 2024
CMS data shows 8,195 Medicare services from Dr. Kornguth across 18 procedure codes in 2024, for 208 Medicare patients. Medicare paid $1,986,956 for them. Every service was in an office.
Dr. Kornguth's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 6,1522024: 4,31630%
- Other services
- 2023: 3,7072024: 3,4696%
- Office and hospital visits
- 2023: 3432024: 38613%
- Surgery
- 2023: 522024: 2454%
Dr. Kornguth compared with the California median for radiation oncologists, 2024
- Dr. Kornguth
- California median
- Medicare services
- 8,195vs 1,4445.7 times
- Medicare patients
- 208vs 16427% above
- Part D claims
- 851vs 3226.6 times
Medians across 633 radiation oncologists in California with Dmand AI profiles that report each measure.
Dr. Kornguth'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. Kornguth?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kornguth and other radiation oncologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David Gregory Kornguth treated 208 Medicare patients in 2024, average age 75
CMS counts 208 Medicare patients who saw Dr. Kornguth in 2024. The largest group is 75 to 84, with 97 patients. 75% of them have cancer, and 75% have high cholesterol. 21% are also on Medicaid. Their average risk score is 1.15, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Kornguth's median patient age at 74, with 3% women.
Dr. Kornguth's Medicare patients by age, 2024
Chronic conditions among Dr. Kornguth's Medicare patients, 2024
- Cancer75%
- High cholesterol75%
- High blood pressure71%
- Arthritis32%
- Diabetes27%
- Chronic kidney disease23%
- Ischemic heart disease20%
- Atrial fibrillation15%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kornguth's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women3%
- Men90%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David Gregory Kornguth wrote 909 Medicare Part D claims in 2024
In 2024, Dr. Kornguth wrote 909 Medicare Part D claims for 248 patients. 93% of them were for generic drugs. CMS names the drug for 851 of them, across 11 drugs with 11 or more claims each, at $310,305 in total drug cost. In 2023, CMS named 1,068 claims across 12 drugs.
Dr. Kornguth's Part D claims by kind of drug, 2024
- Generic841 claims93%
- Brand-name68 claims7%
Dr. Kornguth'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. Kornguth's Part D claims, 2024
- Opioids6%50 of 909 claims
- Antibiotics8%70 of 909 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: 1,0682024: 85120%
Drugs named by CMS: 11 in 2024, 12 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. David Gregory Kornguth 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. Kornguth for performance year 2024, reported as part of a group. Dr. Kornguth accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Kornguth as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- 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. David Gregory Kornguth has 10 publications on record
Dmand AI links 10 papers to Dr. Kornguth, published from 2007 to 2019. 2009 was the busiest year, with 2. The most frequent topics are Radiotherapy Dosage, Monte Carlo Method and Neoplasms, Radiation-Induced. Dr. Kornguth has published most often in Phys Med Biol. Dr. Kornguth's most frequent co-authors are Anita Mahajan, MD, Kenneth D. Aldape, MD and Ka Wah Chan, MD.
Dr. Kornguth's papers by year, 2007 to 2019
Topics Dr. Kornguth writes about most
- Radiotherapy Dosage
- Monte Carlo Method
- Neoplasms, Radiation-Induced
- Neutrons
- Proton Therapy
- Risk
- Skull
- Spine
Dr. Kornguth's most frequent co-authors
Recent publications by Dr. Kornguth
Phys Med Biol
See who Dr. Kornguth researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Kornguth 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. David Gregory Kornguth received $51,019 in industry payments from 2016 to 2025
CMS Open Payments shows 410 general payments to Dr. Kornguth from 27 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 40% of the total. Boston Scientific Corporation paid the most, $22,617.
General payments to Dr. Kornguth by program year, 2016 to 2025
General payments to Dr. Kornguth by kind, 2016 to 2025
- Speaker and faculty fees$20,62040%
- Consulting fees$18,97037%
- Food and beverage$10,70521%
- Travel and lodging$7181%
- Education$60%
Companies that paid Dr. Kornguth 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. David Gregory Kornguth has 1 award and honors on record
Dmand AI lists 1 award for Dr. Kornguth, most recently CMS Stage 1 EHR in 2013.
Awards and honors for Dr. Kornguth
- 2013
- CMS Stage 1 EHR
Source: Dmand AI Professional Profile Data
Dr. David Gregory Kornguth graduated from Boston University School Of Medicine
Dr. Kornguth graduated from Boston University School Of Medicine in 2001.
- Medical school
- Board certified in radiation oncology
Source: Dmand AI Professional Profile Data
Dr. David Gregory Kornguth accepts plans from 12 insurance carriers
Dr. Kornguth is in network with 12 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- Elevance
- HCSC
- Alliant Health Plans
- Aspirus Health Plan
- +4 more carriersWith a free account
Plan types Dr. Kornguth accepts, by number of carriers
- PPO7
- Medicare6
- HMO5
- POS4
- EPO3
Source: Dmand AI Insurance Network Data
Sources for Dr. David Gregory Kornguth'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) |
| 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. David Gregory Kornguth
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. David Gregory Kornguth's NPI number?
Dr. David Gregory Kornguth's NPI number is 1801820394. It was assigned on July 10, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David Gregory Kornguth?
Dr. David Gregory Kornguth is a radiation oncologist in San Francisco, California. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).
Where does Dr. David Gregory Kornguth practice?
Dr. Kornguth practices at 1661 Mission St, San Francisco, CA 94103. Dr. Kornguth's primary practice is Golden Gate Urology Inc in San Francisco, California. Dmand AI also links Dr. Kornguth to 3 hospitals, 2 group practices and clinics and 1 medical group.
What is Dr. David Gregory Kornguth's office phone number?
The practice phone on file for Dr. Kornguth is (415) 543-2830.
What is Dr. David Gregory Kornguth's medical license number?
Dr. Kornguth holds California license A104635, one of the licenses on file in 2 states.
Which states has Dr. David Gregory Kornguth been licensed in?
Dmand AI has state licenses on file for Dr. Kornguth in California (2008 to 2026) and Texas (2005 to 2020).
Which hospitals is Dr. David Gregory Kornguth affiliated with?
Dr. Kornguth is affiliated with California Pacific Medical Center Van Ness Campus. Dmand AI links Dr. Kornguth to 3 more hospitals.
What medical group is Dr. David Gregory Kornguth part of?
Dr. Kornguth is linked to Unio Specialty Care, Urology, Encinitas (formerly Genesis Healthcare Partners). Dmand AI links Dr. Kornguth to 1 more medical group.
Does Dr. David Gregory Kornguth accept Medicare?
Yes. CMS data shows Dr. Kornguth billed Medicare for 8,195 services in 2024, and Dr. Kornguth accepts Medicare assignment.
Does Dr. David Gregory Kornguth offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Kornguth as offering telehealth services.
Show 11 more questionsShow fewer questions
What is Dr. David Gregory Kornguth's MIPS score?
Dr. Kornguth's MIPS final score for performance year 2024 is 75 out of 100, reported as part of a group.
How many Medicare patients does Dr. David Gregory Kornguth see?
CMS counts 208 Medicare patients who saw Dr. Kornguth in 2024, with an average age of 75.
Is Dr. David Gregory Kornguth board certified?
Yes. Dr. Kornguth is board certified in radiation oncology by the American Board of Radiology.
What services does Dr. David Gregory Kornguth bill to Medicare?
In 2024, Dr. Kornguth's most billed Medicare services were medicare service (G6015), radiation oncology (77014) and medicare service (G6017).
Where did Dr. David Gregory Kornguth go to medical school?
Dr. Kornguth graduated from Boston University School Of Medicine in 2001.
What drugs does Dr. David Gregory Kornguth prescribe most?
In 2024 Medicare Part D data, Dr. Kornguth's most prescribed drugs by claims were Tamsulosin HCl, Finasteride and Bicalutamide.
Has Dr. David Gregory Kornguth received payments from drug or device companies?
CMS Open Payments shows $51,019 in general payments to Dr. Kornguth from 27 companies from 2016 to 2025. The largest total came from Boston Scientific Corporation.
How long has Dr. David Gregory Kornguth been practicing?
Dr. Kornguth graduated from medical school in 2001, 25 years ago.
Does Dr. David Gregory Kornguth do research?
Dmand AI links 10 publications to Dr. Kornguth, published from 2007 to 2019.
Who does Dr. David Gregory Kornguth publish with?
Dr. Kornguth's most frequent co-authors are Anita Mahajan, MD (6 shared papers), Kenneth D. Aldape, MD (1 shared paper) and Ka Wah Chan, MD (1 shared paper).
What insurance does Dr. David Gregory Kornguth accept?
Dr. Kornguth is in network with 12 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.
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