Catheter Cardiovasc Interv
Dr. Gary Gershony, MD
- Medicare services, 2024
- 15
- Medicare patients, 2024
- 17
- Part D claims, 2024
- 310
- Publications
- 11
- Clinical trials
- 3
- Practice address
- 700 Adeline St, Oakland, CA 94607
- Practice phone
- Call (510) 835-9610
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Baywell Health, West Oakland
FQHC - Main Site · Oakland, California
Find Dr. Gershony'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. Gary Gershony is an interventional cardiologist in Oakland, California
Dr. Gershony practices at Baywell Health, West Oakland in Oakland, California.
Dr. Gershony's NPI, 1821095134, was assigned on June 30, 2005. Dr. Gershony graduated from University of Toronto Faculty of Medicine in 1979. Dr. Gershony holds California license G47523.
- NPI
- 1821095134NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8426123746
- NPI enumeration date
- June 30, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (510) 835-9610
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 73
- Medical school graduation
- 1979
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gary Gershony practices at Baywell Health, West Oakland in Oakland, California
Dr. Gershony's primary practice is Baywell Health, West Oakland, at 700 Adeline St, Oakland, CA 94607 in Alameda County. The practice phone is (510) 835-9610.
- Baywell Health, West Oakland700 Adeline St, Oakland, CA 94607 · Alameda CountyPhone(510) 835-9610
Source: Dmand AI Affiliation Data
Dr. Gary Gershony is affiliated with 3 sites of care and 4 medical groups
Dr. Gershony's primary practice is Baywell Health, West Oakland in Oakland, California. Dr. Gershony is also affiliated with Alta Bates Summit Medical Center. The medical group on file is Baywell Health. Dmand AI also links Dr. Gershony to 1 more hospital and 3 medical groups, each named with a free account. Dr. Gershony's employer is on file too: a community health center (fqhc).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Gary Gershony's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gershony practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Baywell Health, West Oakland | Available with a free account |
| +2 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Gary Gershony is one of 582 interventional cardiologists in California
Interventional cardiology is Dr. Gershony's primary specialty in the NPI Registry, under taxonomy code 207RI0011X. Dr. Gershony is board certified in cardiovascular disease by the American Board of Internal Medicine. Dmand AI has Dr. Gershony's licenses on file in 3 states: California, Oklahoma and Georgia.
Specialties and state licenses
- Interventional cardiology, CaliforniaPrimary
- Oklahoma license
- Georgia license
Interventional cardiologists near Dr. Gershony
Counts of interventional cardiologists 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. Gary Gershony billed Medicare for 15 services in 2024
CMS data shows 15 Medicare services from Dr. Gershony across 1 procedure code in 2024, for 17 Medicare patients. Medicare paid $139 for them. Every service was in an office.
Dr. Gershony's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 2122024: 1593%
Dr. Gershony compared with the California median for interventional cardiologists, 2024
- Dr. Gershony
- California median
- Medicare services
- 15vs 2,38799% below
- Medicare patients
- 17vs 75198% below
- Part D claims
- 211vs 1,82688% below
Medians across 573 interventional cardiologists in California with Dmand AI profiles that report each measure.
Dr. Gershony'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. Gershony?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Gershony and other interventional cardiologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gary Gershony treated 17 Medicare patients in 2024, average age 72
CMS counts 17 Medicare patients who saw Dr. Gershony in 2024. 75% of them have high blood pressure, and 75% have high cholesterol. 100% are also on Medicaid. Their average risk score is 2.50, 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. Gershony's median patient age at 70, with 49% women.
Chronic conditions among Dr. Gershony's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gershony'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
- Women49%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gary Gershony wrote 310 Medicare Part D claims in 2024
In 2024, Dr. Gershony wrote 310 Medicare Part D claims for 41 patients. 80% of them were for generic drugs. CMS names the drug for 211 of them, across 10 drugs with 11 or more claims each, at $36,207 in total drug cost. In 2023, CMS named 68 claims across 4 drugs.
Dr. Gershony's Part D claims by kind of drug, 2024
- Generic249 claims80%
- Brand-name61 claims20%
Dr. Gershony'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 682024: 211210%
Drugs named by CMS: 10 in 2024, 4 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. Gary Gershony takes part in Medicare
Dr. Gershony 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. Gary Gershony has 11 publications on record
Dmand AI links 11 papers to Dr. Gershony, published from 2013 to 2015. 2013 was the busiest year, with 2. The most frequent topics are Angioplasty, Balloon, Coronary, Coronary Angiography and Equipment Design. Dr. Gershony has published most often in Cathet Cardiovasc Diagn. Dr. Gershony's most frequent co-authors are Mary Beth Cishek, MD, Hassan Mohamed Hussain, MD and Lawrence J. Laslett, MD.
Topics Dr. Gershony writes about most
- Angioplasty, Balloon, Coronary
- Coronary Angiography
- Equipment Design
- Angioplasty, Balloon
- Cardiac Catheters
- Coronary Disease
- Coronary Vessels
- Coated Materials, Biocompatible
Dr. Gershony's most frequent co-authors
- Mary Beth Cishek, MD1 shared paper
- Hassan Mohamed Hussain, MD1 shared paper
- Lawrence J. Laslett, MD1 shared paper
Recent publications by Dr. Gershony
Catheter Cardiovasc Interv
Catheter Cardiovasc Interv
Catheter Cardiovasc Interv
Cathet Cardiovasc Diagn
See who Dr. Gershony researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Gershony works with, so you can find a warm path to the right interventional cardiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Gary Gershony has worked on 3 clinical trials
Dmand AI links Dr. Gershony to 3 clinical trials. 1 is still active or recruiting. Conditions studied include Coronary Restenosis, Coronary Stenosis and Ventricular Outflow Obstruction. Abbott Medical Devices sponsors the most, 3.
Conditions in Dr. Gershony's trials
- Coronary Restenosis
- Coronary Stenosis
- Ventricular Outflow Obstruction
- Aortic Valve Stenosis
Investigators on the most trials with Dr. Gershony
- Amr E. Abbas, MD2 shared trials
- Timothy Charles Ball, MD, PhD2 shared trials
- Louis A. Cannon, MD2 shared trials
Recent clinical trials with Dr. Gershony
Portico Re-sheathable Transcatheter Aortic Valve System US IDE Trial (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Gary Gershony received $9,131 in industry payments from 2016 to 2022
CMS Open Payments shows 62 general payments to Dr. Gershony from 15 drug and device companies from 2016 to 2022. Gifts make up the largest share, 44% of the total. C. R. Bard, Inc. & Subsidiaries paid the most, $3,990.
General payments to Dr. Gershony by program year, 2016 to 2022
General payments to Dr. Gershony by kind, 2016 to 2022
- Gifts$3,99044%
- Food and beverage$2,69129%
- Travel and lodging$1,94921%
- Consulting fees$5005%
Companies that paid Dr. Gershony the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Gary Gershony graduated from University of Toronto Faculty of Medicine
Dr. Gershony graduated from University of Toronto Faculty of Medicine in 1979.
- Medical school
- Board certified in cardiovascular disease
Source: Dmand AI Professional Profile Data
Dr. Gary Gershony accepts plans from 5 insurance carriers
Dr. Gershony is in network with 5 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- CMS Medicare
Plan types Dr. Gershony accepts, by number of carriers
- Medicare5
- PPO4
- HMO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Gary Gershony'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand 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) |
| 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 |
| 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. Gary Gershony
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. Gary Gershony's NPI number?
Dr. Gary Gershony's NPI number is 1821095134. It was assigned on June 30, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Gary Gershony?
Dr. Gary Gershony is an interventional cardiologist in Oakland, California. The primary specialty in the NPI Registry is Interventional Cardiology Physician (taxonomy code 207RI0011X).
Where does Dr. Gary Gershony practice?
Dr. Gershony practices at 700 Adeline St, Oakland, CA 94607. Dr. Gershony's primary practice is Baywell Health, West Oakland in Oakland, California. Dmand AI also links Dr. Gershony to 1 hospital and 3 medical groups.
What is Dr. Gary Gershony's office phone number?
The practice phone on file for Dr. Gershony is (510) 835-9610.
What is Dr. Gary Gershony's medical license number?
Dr. Gershony holds California license G47523, one of the licenses on file in 3 states.
Which states has Dr. Gary Gershony been licensed in?
Dmand AI has state licenses on file for Dr. Gershony in California (1982 to 2026), Oklahoma (1989 to 1994) and Georgia (1985 to 1987).
Which hospitals is Dr. Gary Gershony affiliated with?
Dr. Gershony is affiliated with Alta Bates Summit Medical Center. Dmand AI links Dr. Gershony to 1 more hospital.
What medical group is Dr. Gary Gershony part of?
Dr. Gershony is linked to Baywell Health. Dmand AI links Dr. Gershony to 3 more medical groups.
Does Dr. Gary Gershony accept Medicare?
Yes. CMS data shows Dr. Gershony billed Medicare for 15 services in 2024, and Dr. Gershony accepts Medicare assignment.
How many Medicare patients does Dr. Gary Gershony see?
CMS counts 17 Medicare patients who saw Dr. Gershony in 2024, with an average age of 72.
Show 9 more questionsShow fewer questions
Is Dr. Gary Gershony board certified?
Yes. Dr. Gershony is board certified in cardiovascular disease by the American Board of Internal Medicine.
What services does Dr. Gary Gershony bill to Medicare?
In 2024, Dr. Gershony's most billed Medicare services were heart test or procedure (93000).
Where did Dr. Gary Gershony go to medical school?
Dr. Gershony graduated from University of Toronto Faculty of Medicine in 1979.
What drugs does Dr. Gary Gershony prescribe most?
In 2024 Medicare Part D data, Dr. Gershony's most prescribed drugs by claims were Atorvastatin Calcium, Eliquis and Spironolactone.
Has Dr. Gary Gershony received payments from drug or device companies?
CMS Open Payments shows $9,131 in general payments to Dr. Gershony from 15 companies from 2016 to 2022. The largest total came from C. R. Bard, Inc. & Subsidiaries.
How long has Dr. Gary Gershony been practicing?
Dr. Gershony graduated from medical school in 1979, 47 years ago.
Does Dr. Gary Gershony do research?
Dmand AI links 11 publications to Dr. Gershony, published from 2013 to 2015. Dr. Gershony has worked on 3 clinical trials.
Who does Dr. Gary Gershony publish with?
Dr. Gershony's most frequent co-authors are Mary Beth Cishek, MD (1 shared paper), Hassan Mohamed Hussain, MD (1 shared paper) and Lawrence J. Laslett, MD (1 shared paper).
What insurance does Dr. Gary Gershony accept?
Dr. Gershony is in network with 5 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
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