Vivien Leung, MD
Endocrinology, Diabetes & Metabolism Physician · Bronx, NY
Vivien Leung, MD is an endocrinology, diabetes & metabolism physician with a practice address in Bronx, New York, and NPI 1598928160, issued on Jul 3, 2008. Check the license (New York 269110, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Vivien Leung
- Credential
- MD
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License numbers
- 269110 NY
003124 NY
Self-reported in NPPES; status is on the state search - Practice location
- 1650 Grand Concourse, Bronx, NY 10457
- Phone
- (718) 590-1800
- Enumerated
- Jul 3, 2008
- Record last updated
- Jan 2, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (718) 518-5740
- Medicare enrollment
- Enrolled (PECOS I20081209000837); accepts Medicare assignment
- Medical or professional school
- Northwestern University Feinberg Medical School, 2005
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 970 in New York → Look up another NPI →
Also registered at 1650 Grand Concourse
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Rebecca Abi Nader, MDPediatrics Physician1932574878
Verify Vivien Leung in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 269110Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.7 times the Medicare Part D claims of the average endocrinology, diabetes & metabolism physician in 2024
6,991 Medicare Part D claims for 664 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 58% of claims.
Most prescribed
- Ozempic775 claims
- Metformin Hcl522 claims
- Levothyroxine Sodium428 claims
- Trulicity397 claims
- Jardiance333 claims
- Novolog Flexpen329 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $475.97
12 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 5,661 providers of this specialty with any payment received $5,742.15 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Bronxcare Health SystemBronx, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Vivien Leung among 970 endocrinology, diabetes & metabolism physician records in New York
Vivien Leung, MD is one of 970 endocrinology, diabetes & metabolism physician records with a practice address in New York. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 51% of them.
- NPI issued2008 · 51% of these records are older, 43% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2005 · median 2004 among the 694 with a school on file
- Record last updated2014 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in New York
There are 970 endocrinology, diabetes & metabolism physician records in New York.
All 970 in New York → Every provider in Bronx → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Mariela Glandt, MDBronx, NY 104571235301920
- Gloriana Madrigal LoriaBronx, NY 104571124636295
- Alen SajanBronx, NY 104571275065179
- Komandur ThrupthiBronx, NY 104571932769262
- Samia Talishinskiy, MDBronx, NY 104581164658845
- Rilee Chowlera, MDBronx, NY 104591548267735
- Christopher Mejia, M.D.Bronx, NY 104591124035654
- Bede Nnolim, MDBronx, NY 104591154336634
Common questions
What is Vivien Leung, MD's NPI number?
Vivien Leung, MD's National Provider Identifier (NPI) is 1598928160, issued on Jul 3, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Vivien Leung, MD located?
The NPPES record lists a practice address at 1650 Grand Concourse, Bronx, NY, 10457. Phone: (718) 590-1800. Providers update this record themselves, so call before visiting.
How can I verify Vivien Leung, MD's license?
NPPES lists New York license number 269110, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Vivien Leung, MD prescribe under Medicare Part D?
In 2024, Vivien Leung, MD had 6,991 Medicare Part D claims for 664 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.