Dr. Leonid Cherkassky, MD
- Medicare services, 2022
- 21
- Medicare patients, 2024
- 39
- Hospital affiliations
- 1
- Industry payments
- $3,033
- Medical group
- 1
- Practice address
- 344 S Hauser Blvd, Los Angeles, CA 90036
- Practice phone
- Call (716) 845-2300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Roswell Park Cancer Institute
Los Angeles, California
Find Dr. Cherkassky'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. Leonid Cherkassky is a general surgeon in Los Angeles, California
Dr. Cherkassky practices at Roswell Park Cancer Institute in Los Angeles, California.
Dr. Cherkassky's NPI, 1306074562, was assigned on June 26, 2009. Dr. Cherkassky holds Rhode Island license LP01666.
- NPI
- 1306074562NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3274750906
- NPI enumeration date
- June 26, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (716) 845-2300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Leonid Cherkassky practices at Roswell Park Cancer Institute in Los Angeles, California
Dr. Cherkassky's primary practice is Roswell Park Cancer Institute, at 344 S Hauser Blvd, Los Angeles, CA 90036 in Los Angeles County. The practice phone is (716) 845-2300.
- Roswell Park Cancer Institute344 S Hauser Blvd, Los Angeles, CA 90036 · Los Angeles CountyPhone(716) 845-2300
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Leonid Cherkassky is affiliated with 2 sites of care and 1 medical group
Dr. Cherkassky's primary practice is Roswell Park Cancer Institute in Los Angeles, California. Dr. Cherkassky is also affiliated with Roswell Park Comprehensive Cancer Center. The medical group on file is Roswell Park Comprehensive Cancer Center.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Leonid Cherkassky's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Cherkassky practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Roswell Park Cancer Institute | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Leonid Cherkassky is one of 2,926 general surgeons in California
Surgery is Dr. Cherkassky's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Cherkassky is licensed in Rhode Island.
Specialties and state licenses
- Surgery, Rhode IslandPrimary
General surgeons near Dr. Cherkassky
Counts of general surgeons 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. Leonid Cherkassky billed Medicare for 21 services in 2022
CMS data shows 21 Medicare services from Dr. Cherkassky across 1 procedure code in 2022, all of them office visits, for 39 Medicare patients. Medicare paid $2,324 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Cherkassky's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Office and hospital visits
- 2021: 432022: 2151%
- Imaging
- 2021: 122022: 0100%
Dr. Cherkassky compared with the California median for general surgeons, 2022
- Dr. Cherkassky
- California median
- Medicare services
- 21vs 16687% below
- Medicare patients
- 39vs 12168% below
Medians across 2,606 general surgeons in California with Dmand AI profiles that report each measure.
Dr. Cherkassky's most billed Medicare procedure codes, 2022
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Cherkassky and other general surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Leonid Cherkassky treated 39 Medicare patients in 2024, average age 70
CMS counts 39 Medicare patients who saw Dr. Cherkassky in 2024. The largest group is 65 to 74, with 21 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.57, 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. Cherkassky's median patient age at 73, with 57% women.
Dr. Cherkassky's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Cherkassky's Medicare patients by sex, 2024
- Women2051%
- Men1949%
Chronic conditions among Dr. Cherkassky's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Cancer46%
- Diabetes44%
- Anxiety33%
- Arthritis33%
- Mood disorders31%
- Depression28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Cherkassky'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
- Women57%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Leonid Cherkassky takes part in Medicare
Dr. Cherkassky 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. Leonid Cherkassky received $3,033 in industry payments from 2017 to 2025
CMS Open Payments shows 28 general payments to Dr. Cherkassky from 5 drug and device companies from 2017 to 2025. Travel and lodging make up the largest share, 72% of the total. Medical Device Business Services, Inc. paid the most, $1,787.
General payments to Dr. Cherkassky by program year, 2017 to 2025
General payments to Dr. Cherkassky by kind, 2017 to 2025
- Travel and lodging$2,17472%
- Food and beverage$85928%
Companies that paid Dr. Cherkassky the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Leonid Cherkassky'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 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Leonid Cherkassky
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. Leonid Cherkassky's NPI number?
Dr. Leonid Cherkassky's NPI number is 1306074562. It was assigned on June 26, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Leonid Cherkassky?
Dr. Leonid Cherkassky is a general surgeon in Los Angeles, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Leonid Cherkassky practice?
Dr. Cherkassky practices at 344 S Hauser Blvd, Los Angeles, CA 90036. Dr. Cherkassky's primary practice is Roswell Park Cancer Institute in Los Angeles, California.
What is Dr. Leonid Cherkassky's office phone number?
The practice phone on file for Dr. Cherkassky is (716) 845-2300.
What is Dr. Leonid Cherkassky's medical license number?
Dr. Cherkassky holds Rhode Island license LP01666.
Which hospitals is Dr. Leonid Cherkassky affiliated with?
Dr. Cherkassky is affiliated with Roswell Park Comprehensive Cancer Center.
What medical group is Dr. Leonid Cherkassky part of?
Dr. Cherkassky is linked to Roswell Park Comprehensive Cancer Center.
Does Dr. Leonid Cherkassky accept Medicare?
Yes. CMS data shows Dr. Cherkassky billed Medicare for 21 services in 2022, and Dr. Cherkassky accepts Medicare assignment.
How many Medicare patients does Dr. Leonid Cherkassky see?
CMS counts 39 Medicare patients who saw Dr. Cherkassky in 2024, with an average age of 70.
What services does Dr. Leonid Cherkassky bill to Medicare?
In 2022, Dr. Cherkassky's most billed Medicare services were office visit, established patient (99215).
Has Dr. Leonid Cherkassky received payments from drug or device companies?
CMS Open Payments shows $3,033 in general payments to Dr. Cherkassky from 5 companies from 2017 to 2025. The largest total came from Medical Device Business Services, Inc.
How long has Dr. Leonid Cherkassky been practicing?
Dr. Cherkassky graduated from medical school in 2009, 17 years ago.
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