Dr. Leslie Ossip, MD
- Medicare services, 2024
- 23,623
- Medicare patients, 2024
- 1,174
- MIPS score, 2024
- 87
- Industry payments
- $5,318
- Affiliated sites
- 5
- Practice address
- 61 E 77th St., New York, NY 10075
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Lenox Hill Radiology - East 77th Street Radiology
Mammography / Breast Imaging Center · New York, New York
Find Dr. Ossip'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. Leslie Ossip is a diagnostic radiologist in New York, New York
Dr. Ossip practices at Lenox Hill Radiology - East 77th Street Radiology in New York, New York.
Dr. Ossip's NPI, 1386625267, was assigned on November 8, 2005. Dr. Ossip holds New York license 173546-1.
- NPI
- 1386625267NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9739092974
- NPI enumeration date
- November 8, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 74
- Medical school graduation
- 1978
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Leslie Ossip practices at Lenox Hill Radiology - East 77th Street Radiology in New York, New York
Dr. Ossip's primary practice is Lenox Hill Radiology - East 77th Street Radiology, at 61 E 77th St., New York, NY 10075.
- Lenox Hill Radiology - East 77th Street Radiology61 E 77th St., New York, NY 10075
Source: Dmand AI Affiliation Data
Dr. Leslie Ossip is affiliated with 5 sites of care and 4 medical groups
Dr. Ossip's primary practice is Lenox Hill Radiology - East 77th Street Radiology in New York, New York. The medical group on file is Lenox Hill Radiology. Dmand AI also links Dr. Ossip to 4 more group practices and clinics and 3 medical groups, each named with a free account. Dr. Ossip's employer is on file too: a breast imaging center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Leslie Ossip's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ossip practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lenox Hill Radiology - East 77th Street Radiology | Available with a free account |
| +4 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Leslie Ossip is one of 2,697 diagnostic radiologists in New York
Diagnostic radiology is Dr. Ossip's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Ossip is licensed in New York.
Specialties and state licenses
- Diagnostic radiology, New YorkPrimary
Diagnostic radiologists near Dr. Ossip
Counts of diagnostic radiologists 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. Leslie Ossip billed Medicare for 23,623 services in 2024
CMS data shows 23,623 Medicare services from Dr. Ossip across 24 procedure codes in 2024, for 1,174 Medicare patients. Medicare paid $145,569 for them. Every service was in an office.
Dr. Ossip's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Other services
- 2023: 24,2882024: 22,4508%
- Imaging
- 2023: 9472024: 951No change
- Tests and treatments
- 2023: 2532024: 22212%
- Lab and pathology
- 2023: 162024: 0100%
Dr. Ossip compared with the New York median for diagnostic radiologists, 2024
- Dr. Ossip
- New York median
- Medicare services
- 23,623vs 2,4149.8 times
- Medicare patients
- 1,174vs 1,159Close to median
Medians across 2,610 diagnostic radiologists in New York with Dmand AI profiles that report each measure.
Dr. Ossip'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Leslie Ossip treated 1,174 Medicare patients in 2024, average age 74
CMS counts 1,174 Medicare patients who saw Dr. Ossip in 2024. The largest group is 65 to 74, with 534 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 15% are also on Medicaid. Their average risk score is 1.12, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Ossip's median patient age at 60, with 58% women.
Dr. Ossip's Medicare patients by age, 2024
Dr. Ossip's Medicare patients by sex, 2024
- Women68058%
- Men49442%
Chronic conditions among Dr. Ossip's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis52%
- Diabetes37%
- Ischemic heart disease32%
- Anxiety23%
- Chronic kidney disease21%
- Osteoporosis21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ossip's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women58%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Leslie Ossip scored 87 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for Dr. Ossip for performance year 2024, reported as part of a group. Dr. Ossip accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Ossip's MIPS scores, performance year 2024
- 87of 100Final score
- 75.7of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
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. Leslie Ossip received $5,318 in industry payments in 2019
CMS Open Payments shows 17 general payments to Dr. Ossip from 1 drug or device company in 2019. Consulting fees make up the largest share, 76% of the total. Otsuka America Pharmaceutical, Inc. paid the most, $5,318.
General payments to Dr. Ossip by kind, 2019 to 2019
- Consulting fees$4,03276%
- Travel and lodging$99319%
- Food and beverage$2715%
- Education$220%
Companies that paid Dr. Ossip the most, 2019 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Leslie Ossip'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) |
| 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) |
| 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. Leslie Ossip
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. Leslie Ossip's NPI number?
Dr. Leslie Ossip's NPI number is 1386625267. It was assigned on November 8, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Leslie Ossip?
Dr. Leslie Ossip is a diagnostic radiologist in New York, New York. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. Leslie Ossip practice?
Dr. Ossip practices at 61 E 77th St., New York, NY 10075. Dr. Ossip's primary practice is Lenox Hill Radiology - East 77th Street Radiology in New York, New York. Dmand AI also links Dr. Ossip to 4 group practices and clinics and 3 medical groups.
What is Dr. Leslie Ossip's medical license number?
Dr. Ossip holds New York license 173546-1.
What medical group is Dr. Leslie Ossip part of?
Dr. Ossip is linked to Lenox Hill Radiology. Dmand AI links Dr. Ossip to 3 more medical groups.
Does Dr. Leslie Ossip accept Medicare?
Yes. CMS data shows Dr. Ossip billed Medicare for 23,623 services in 2024, and Dr. Ossip accepts Medicare assignment.
What is Dr. Leslie Ossip's MIPS score?
Dr. Ossip's MIPS final score for performance year 2024 is 87 out of 100, reported as part of a group.
How many Medicare patients does Dr. Leslie Ossip see?
CMS counts 1,174 Medicare patients who saw Dr. Ossip in 2024, with an average age of 74.
What services does Dr. Leslie Ossip bill to Medicare?
In 2024, Dr. Ossip's most billed Medicare services were medical supplies or transport (A9575), medicare temporary code (Q9967) and ultrasound (76775).
Has Dr. Leslie Ossip received payments from drug or device companies?
CMS Open Payments shows $5,318 in general payments to Dr. Ossip from 1 company from 2019 to 2019. The largest total came from Otsuka America Pharmaceutical, Inc.
How long has Dr. Leslie Ossip been practicing?
Dr. Ossip graduated from medical school in 1978, 48 years ago.
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