Dr. Alfred B. Leong, MD
- Medicare services, 2024
- 706
- Medicare patients, 2024
- 256
- Part D claims, 2024
- 5,695
- Publications
- 3
- MIPS score, 2024
- 94
- Practice address
- 525 East 68th Street, New York, NY 10065
- Practice phone
- Call (212) 746-5454
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Leong'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. Alfred B. Leong is an internist in New York, New York
Dr. Leong practices at NewYork-Presbyterian/Weill Cornell Medical Center in New York, New York, part of NewYork-Presbyterian Hospital.
Dr. Leong's NPI, 1285601963, was assigned on March 2, 2006. Dr. Leong graduated from University Institute of Medicine 1 in 1981. Dr. Leong holds New York license 197629.
- NPI
- 1285601963NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1850421868
- NPI enumeration date
- March 2, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (212) 746-5454
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 71
- Medical school graduation
- 1981
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Alfred B. Leong practices at NewYork-Presbyterian/Weill Cornell Medical Center in New York, New York
Dr. Leong's primary practice is NewYork-Presbyterian/Weill Cornell Medical Center, at 525 East 68th Street, New York, NY 10065 in New York County. The practice phone is (212) 746-5454.
- NewYork-Presbyterian/Weill Cornell Medical Center525 East 68th Street, New York, NY 10065 · New York CountyPhone(212) 746-5454
Source: Dmand AI Affiliation Data
Dr. Alfred B. Leong is affiliated with 5 sites of care and 1 medical group
Dr. Leong's primary practice is NewYork-Presbyterian/Weill Cornell Medical Center in New York, New York, part of NewYork-Presbyterian Hospital. The medical group on file is NewYork-Presbyterian Medical Group/Westchester. Dmand AI also links Dr. Leong to 2 more clinical labs, 1 group practice or clinic and 1 home health agency, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Alfred B. Leong's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Leong practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| NewYork-Presbyterian/Weill Cornell Medical Center | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Alfred B. Leong is one of 9,643 internists in New York
Internal medicine is Dr. Leong's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Leong is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Leong's licenses on file in 2 states: New York and California.
Specialties and state licenses
- Internal medicine, New YorkPrimary
- California license
Clinical focus
Dmand AI lists acid reflux, acne, aneurysm, anxiety, arthritis, asthma, atrial fibrillation and flutter and cardiomyopathy among the conditions Dr. Leong treats.
Internists near Dr. Leong
Counts of internists 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. Alfred B. Leong billed Medicare for 706 services in 2024
CMS data shows 706 Medicare services from Dr. Leong across 5 procedure codes in 2024, for 256 Medicare patients. Medicare paid $51,203 for them.
Dr. Leong's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 7292024: 61216%
- Other services
- 2023: 512024: 9484%
Where Dr. Leong's Medicare services took place, 2024
- In an office12418%
- In a facility58282%
Dr. Leong compared with the New York median for internists, 2024
- Dr. Leong
- New York median
- Medicare services
- 706vs 42666% above
- Medicare patients
- 256vs 15862% above
- Part D claims
- 5,118vs 6228.2 times
Medians across 9,428 internists in New York with Dmand AI profiles that report each measure.
Dr. Leong'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. Leong?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Leong and other internists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Alfred B. Leong treated 256 Medicare patients in 2024, average age 72
CMS counts 256 Medicare patients who saw Dr. Leong in 2024. The largest group is 65 to 74, with 105 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 47% are also on Medicaid. Their average risk score is 1.58, 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. Leong's median patient age at 67, with 62% women.
Dr. Leong's Medicare patients by age, 2024
Dr. Leong's Medicare patients by sex, 2024
- Women17066%
- Men8634%
Chronic conditions among Dr. Leong's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes48%
- Arthritis47%
- Osteoporosis28%
- Chronic kidney disease27%
- Ischemic heart disease25%
- Mood disorders23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Leong's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women62%
- Men35%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Alfred B. Leong wrote 5,695 Medicare Part D claims in 2024
In 2024, Dr. Leong wrote 5,695 Medicare Part D claims for 545 patients. 78% of them were for generic drugs. CMS names the drug for 5,118 of them, across 98 drugs with 11 or more claims each, at $764,368 in total drug cost. In 2023, CMS named 3,315 claims across 83 drugs.
Dr. Leong's Part D claims by kind of drug, 2024
- Generic4,414 claims78%
- Brand-name1,121 claims20%
- Other160 claims3%
Dr. Leong'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. Leong's Part D claims, 2024
- Antibiotics0%14 of 5,695 claims
- Antipsychotics, patients 65 and over0%14 of 5,695 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: 3,3152024: 5,11854%
Drugs named by CMS: 98 in 2024, 83 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. Alfred B. Leong scored 94 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 94 out of 100 for Dr. Leong for performance year 2024, reported as part of a group. Dr. Leong accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Leong as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Leong's MIPS scores, performance year 2024
- 94of 100Final score
- 84.7of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 71of 100Cost
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. Alfred B. Leong has 3 publications on record
Dmand AI links 3 papers to Dr. Leong in 2023. Dr. Leong's most frequent co-authors are David S. Conner, MD, Manuel Octavio Gonzalez, MD and Parag Mehta, MD.
Dr. Leong's most frequent co-authors
- David S. Conner, MD1 shared paper
- Manuel Octavio Gonzalez, MD1 shared paper
- Parag Mehta, MD1 shared paper
Recent publications by Dr. Leong
World J Gastrointest Oncol
See who Dr. Leong researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Leong works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Alfred B. Leong received $4,580 in industry payments from 2016 to 2024
CMS Open Payments shows 40 general payments to Dr. Leong from 18 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 56% of the total. Bausch Health Americas, Inc. paid the most, $2,000.
General payments to Dr. Leong by program year, 2016 to 2024
General payments to Dr. Leong by kind, 2016 to 2024
- Food and beverage$2,58056%
- Speaker and faculty fees$2,00044%
Companies that paid Dr. Leong the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Alfred B. Leong has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Leong, most recently NCQA PCMH in 2015. Dr. Leong serves on Myanmar American Medical Education Society and Nutrition and Diet committee.
Awards and honors for Dr. Leong
- 2015
- NCQA PCMH
- NCQA PPC
Dr. Leong's committees and leadership roles
- Myanmar American Medical Education SocietyPresident
- 2023 to present
- Nutrition and Diet committeechair
- 2000 to present
Source: Dmand AI Professional Profile Data
Dr. Alfred B. Leong graduated from University Institute of Medicine 1
Dr. Leong graduated from University Institute of Medicine 1 in 1981. Dr. Leong is a member of ACP, ASPEN and SGIM.
- Medical school
- Board certified in internal medicine
- Board certified in obesity medicine
- Board certified in certified nutrition support clinician
Source: Dmand AI Professional Profile Data
Dr. Alfred B. Leong accepts plans from 17 insurance carriers
Dr. Leong is in network with 17 carriers, including Elevance, Aetna and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
- Elevance
- Aetna
- United Healthcare
- Blue Cross Blue Shield of Michigan
- HCSC
- Aspirus Health Plan
- Blue Cross Blue Shield of Massachusetts
- Cigna
- +9 more carriersWith a free account
Plan types Dr. Leong accepts, by number of carriers
- PPO11
- Medicare10
- HMO8
- EPO5
- POS5
- Medicaid2
Source: Dmand AI Insurance Network Data
Sources for Dr. Alfred B. Leong'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)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. Alfred B. Leong
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. Alfred B. Leong's NPI number?
Dr. Alfred B. Leong's NPI number is 1285601963. It was assigned on March 2, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Alfred B. Leong?
Dr. Alfred B. Leong is an internist in New York, New York. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Alfred B. Leong practice?
Dr. Leong practices at 525 East 68th Street, New York, NY 10065. Dr. Leong's primary practice is NewYork-Presbyterian/Weill Cornell Medical Center in New York, New York, part of NewYork-Presbyterian Hospital. Dmand AI also links Dr. Leong to 2 clinical labs, 1 group practice or clinic and 1 home health agency.
What is Dr. Alfred B. Leong's office phone number?
The practice phone on file for Dr. Leong is (212) 746-5454.
What is Dr. Alfred B. Leong's medical license number?
Dr. Leong holds New York license 197629, one of the licenses on file in 2 states.
Which states has Dr. Alfred B. Leong been licensed in?
Dmand AI has state licenses on file for Dr. Leong in New York (1994 to 2026) and California (1994 to 1998).
Which hospitals is Dr. Alfred B. Leong affiliated with?
Dr. Leong practices at NewYork-Presbyterian/Weill Cornell Medical Center in New York, New York.
What medical group is Dr. Alfred B. Leong part of?
Dr. Leong is linked to NewYork-Presbyterian Medical Group/Westchester.
Does Dr. Alfred B. Leong accept Medicare?
Yes. CMS data shows Dr. Leong billed Medicare for 706 services in 2024, and Dr. Leong accepts Medicare assignment.
Does Dr. Alfred B. Leong offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Leong as offering telehealth services.
Show 11 more questionsShow fewer questions
What is Dr. Alfred B. Leong's MIPS score?
Dr. Leong's MIPS final score for performance year 2024 is 94 out of 100, reported as part of a group.
How many Medicare patients does Dr. Alfred B. Leong see?
CMS counts 256 Medicare patients who saw Dr. Leong in 2024, with an average age of 72.
Is Dr. Alfred B. Leong board certified?
Yes. Dr. Leong is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Alfred B. Leong bill to Medicare?
In 2024, Dr. Leong's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and hospital inpatient care (99232).
Where did Dr. Alfred B. Leong go to medical school?
Dr. Leong graduated from University Institute of Medicine 1 in 1981.
What drugs does Dr. Alfred B. Leong prescribe most?
In 2024 Medicare Part D data, Dr. Leong's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Losartan Potassium.
Has Dr. Alfred B. Leong received payments from drug or device companies?
CMS Open Payments shows $4,580 in general payments to Dr. Leong from 18 companies from 2016 to 2024. The largest total came from Bausch Health Americas, Inc.
How long has Dr. Alfred B. Leong been practicing?
Dr. Leong graduated from medical school in 1981, 45 years ago.
Does Dr. Alfred B. Leong do research?
Dmand AI links 3 publications to Dr. Leong.
Who does Dr. Alfred B. Leong publish with?
Dr. Leong's most frequent co-authors are David S. Conner, MD (1 shared paper), Manuel Octavio Gonzalez, MD (1 shared paper) and Parag Mehta, MD (1 shared paper).
What insurance does Dr. Alfred B. Leong accept?
Dr. Leong is in network with 17 carriers, including Elevance, Aetna and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
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