Dr. Jose S. Leon Jr., MD
- Medicare services, 2024
- 1,980
- Medicare patients, 2024
- 270
- Part D claims, 2024
- 13,666
- MIPS score, 2024
- 93
- Hospital affiliations
- 3
- Practice address
- 200 Howells Rd, Bay Shore, NY 11706
- Practice phone
- Call (516) 321-7400
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Northwell Health Physician Partners Cardiology
Bay Shore, New York
Find Dr. Leon'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. Jose S. Leon Jr. is an internist in Bay Shore, New York
Dr. Leon practices at Northwell Health Physician Partners Cardiology in Bay Shore, New York.
Dr. Leon's NPI, 1962494591, was assigned on August 19, 2005. Dr. Leon graduated from Stony Brook University Health Sciences Center School of Medicine in 1995. Dr. Leon holds New York license 205929.
- NPI
- 1962494591NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9436255304
- NPI enumeration date
- August 19, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (516) 321-7400
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 57
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jose S. Leon Jr. practices at Northwell Health Physician Partners Cardiology in Bay Shore, New York
Dr. Leon's primary practice is Northwell Health Physician Partners Cardiology, at 200 Howells Rd, Bay Shore, NY 11706 in Suffolk County. The practice phone is (516) 321-7400.
- Northwell Health Physician Partners Cardiology200 Howells Rd, Bay Shore, NY 11706 · Suffolk CountyPhone(516) 321-7400
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Jose S. Leon Jr. is affiliated with 8 sites of care and 1 medical group
Dr. Leon's primary practice is Northwell Health Physician Partners Cardiology in Bay Shore, New York. Dr. Leon is also affiliated with South Shore University Hospital. The medical group on file is Northwell Health Physician Partners Cardiology at Great Neck. Dmand AI also links Dr. Leon to 2 more hospitals, 3 home health agencies and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Jose S. Leon Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Leon practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Northwell Health Physician Partners Cardiology | Available with a free account |
| +7 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jose S. Leon Jr. is one of 9,643 internists in New York
Internal medicine is Dr. Leon's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Leon is licensed in New York.
Specialties and state licenses
- Internal medicine, New YorkPrimary
Internists near Dr. Leon
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. Jose S. Leon Jr. billed Medicare for 1,980 services in 2024
CMS data shows 1,980 Medicare services from Dr. Leon across 14 procedure codes in 2024, for 270 Medicare patients. Medicare paid $109,598 for them. Every service was in an office.
Dr. Leon's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Other services
- 2023: 3392024: 805137%
- Office and hospital visits
- 2023: 4642024: 4844%
- Surgery
- 2023: 3652024: 3475%
- Tests and treatments
- 2023: 2992024: 3093%
- Lab and pathology
- 2023: 282024: 3525%
Dr. Leon compared with the New York median for internists, 2024
- Dr. Leon
- New York median
- Medicare services
- 1,980vs 4264.6 times
- Medicare patients
- 270vs 15871% above
- Part D claims
- 12,811vs 62220.6 times
Medians across 9,428 internists in New York with Dmand AI profiles that report each measure.
Dr. Leon'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Leon and other internists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jose S. Leon Jr. treated 270 Medicare patients in 2024, average age 74
CMS counts 270 Medicare patients who saw Dr. Leon in 2024. The largest group is 65 to 74, with 111 patients. 75% of them have high cholesterol, and 71% have high blood pressure. 29% are also on Medicaid. Their average risk score is 1.38, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Leon's median patient age at 66, with 49% women.
Dr. Leon's Medicare patients by age, 2024
Dr. Leon's Medicare patients by sex, 2024
- Women14754%
- Men12346%
Chronic conditions among Dr. Leon's Medicare patients, 2024
- High cholesterol75%
- High blood pressure71%
- Arthritis43%
- Ischemic heart disease33%
- Diabetes32%
- Anxiety20%
- Atrial fibrillation19%
- Chronic kidney disease18%
Share of Medicare patients with each condition. A patient can have several.
Dr. Leon's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
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. Jose S. Leon Jr. wrote 13,666 Medicare Part D claims in 2024
In 2024, Dr. Leon wrote 13,666 Medicare Part D claims for 877 patients. 88% of them were for generic drugs. CMS names the drug for 12,811 of them, across 158 drugs with 11 or more claims each, at $1,074,211 in total drug cost. In 2023, CMS named 12,261 claims across 158 drugs.
Dr. Leon's Part D claims by kind of drug, 2024
- Generic12,066 claims88%
- Brand-name1,461 claims11%
- Other139 claims1%
Dr. Leon'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. Leon's Part D claims, 2024
- Opioids1%107 of 13,666 claims
- Antibiotics1%200 of 13,666 claims
- Antipsychotics, patients 65 and over1%104 of 13,666 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: 12,2612024: 12,8114%
Drugs named by CMS: 158 in 2024, 158 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. Jose S. Leon Jr. scored 93 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Dr. Leon for performance year 2024, reported through an alternative payment model (APM). Dr. Leon accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Leon as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Leon's MIPS scores, performance year 2024
- 93of 100Final score
- 79.8of 100Quality
- 89of 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. Jose S. Leon Jr. received $86 in industry payments in 2023
CMS Open Payments shows 1 general payment to Dr. Leon from 1 drug or device company in 2023. Food and beverage make up the largest share, 100% of the total. W. L. Gore & Associates, Inc. paid the most, $86.
Companies that paid Dr. Leon the most, 2023 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Jose S. Leon Jr. graduated from Stony Brook University Health Sciences Center School of Medicine
Dr. Leon graduated from Stony Brook University Health Sciences Center School of Medicine in 1995.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Jose S. Leon Jr.'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 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Jose S. Leon Jr.
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. Jose S. Leon Jr.'s NPI number?
Dr. Jose S. Leon Jr.'s NPI number is 1962494591. It was assigned on August 19, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Jose S. Leon Jr.?
Dr. Jose S. Leon Jr. is an internist in Bay Shore, New York. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Jose S. Leon Jr. practice?
Dr. Leon practices at 200 Howells Rd, Bay Shore, NY 11706. Dr. Leon's primary practice is Northwell Health Physician Partners Cardiology in Bay Shore, New York. Dmand AI also links Dr. Leon to 2 hospitals, 3 home health agencies and 1 group practice or clinic.
What is Dr. Jose S. Leon Jr.'s office phone number?
The practice phone on file for Dr. Leon is (516) 321-7400.
What is Dr. Jose S. Leon Jr.'s medical license number?
Dr. Leon holds New York license 205929.
Which hospitals is Dr. Jose S. Leon Jr. affiliated with?
Dr. Leon is affiliated with South Shore University Hospital. Dmand AI links Dr. Leon to 2 more hospitals.
What medical group is Dr. Jose S. Leon Jr. part of?
Dr. Leon is linked to Northwell Health Physician Partners Cardiology at Great Neck.
Does Dr. Jose S. Leon Jr. accept Medicare?
Yes. CMS data shows Dr. Leon billed Medicare for 1,980 services in 2024, and Dr. Leon accepts Medicare assignment.
Does Dr. Jose S. Leon Jr. offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Leon as offering telehealth services.
What is Dr. Jose S. Leon Jr.'s MIPS score?
Dr. Leon's MIPS final score for performance year 2024 is 93 out of 100, reported through an alternative payment model (APM).
Show 6 more questionsShow fewer questions
How many Medicare patients does Dr. Jose S. Leon Jr. see?
CMS counts 270 Medicare patients who saw Dr. Leon in 2024, with an average age of 74.
What services does Dr. Jose S. Leon Jr. bill to Medicare?
In 2024, Dr. Leon's most billed Medicare services were office visit, established patient (99214), surgery: heart and blood vessels (36415) and medicare service (G2211).
Where did Dr. Jose S. Leon Jr. go to medical school?
Dr. Leon graduated from Stony Brook University Health Sciences Center School of Medicine in 1995.
What drugs does Dr. Jose S. Leon Jr. prescribe most?
In 2024 Medicare Part D data, Dr. Leon's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Metformin HCl.
Has Dr. Jose S. Leon Jr. received payments from drug or device companies?
CMS Open Payments shows $86 in general payments to Dr. Leon from 1 company from 2023 to 2023. The largest total came from W. L. Gore & Associates, Inc.
How long has Dr. Jose S. Leon Jr. been practicing?
Dr. Leon graduated from medical school in 1995, 31 years ago.
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