Dr. Lenny Weinstein, DO
- Medicare services, 2024
- 5,787
- Medicare patients, 2024
- 2,364
- Part D claims, 2024
- 142
- MIPS score, 2024
- 52
- Hospital affiliations
- 5
- Practice address
- 1000 Montauk Highway, West Islip, NY 11795
- Practice phone
- Call (631) 376-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Weinstein's professional email, personal email and mobile number
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Dr. Lenny Weinstein is an infectious disease specialist in West Islip, New York
Dr. Weinstein practices at Good Samaritan University Hospital in West Islip, New York, part of Diocese of Rockville Centre.
Dr. Weinstein's NPI, 1972772176, was assigned on February 21, 2008. Dr. Weinstein holds New York license 240664.
- NPI
- 1972772176NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8527139070
- NPI enumeration date
- February 21, 2008
- NPI status
- Active
- Practice phone
- (631) 376-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 49
- Medical school graduation
- 2003
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Lenny Weinstein practices at Good Samaritan University Hospital in West Islip, New York
Dr. Weinstein's primary practice is Good Samaritan University Hospital, at 1000 Montauk Highway, West Islip, NY 11795 in Suffolk County. The practice phone is (631) 376-3000.
- Good Samaritan University Hospital1000 Montauk Highway, West Islip, NY 11795 · Suffolk CountyPhone(631) 376-3000
Source: Dmand AI Affiliation Data
Dr. Lenny Weinstein is affiliated with 9 sites of care and 3 medical groups
Dr. Weinstein's primary practice is Good Samaritan University Hospital in West Islip, New York, part of Diocese of Rockville Centre. Dr. Weinstein is also affiliated with Memorial Sloan Kettering Cancer Center. The medical group on file is South Shore Infectious Disease Center. Dmand AI also links Dr. Weinstein to 3 more hospitals, 3 group practices and clinics, 2 medical groups 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. Lenny Weinstein's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Weinstein practices, 9 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Good Samaritan University Hospital | Available with a free account |
| +8 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dmand AI maps EHR vendors, IT decision makers and buying committees across Diocese of Rockville Centre and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Lenny Weinstein is one of 825 infectious disease specialists in New York
Infectious disease is Dr. Weinstein's primary specialty in the NPI Registry, under taxonomy code 207RI0200X. Dr. Weinstein is licensed in New York.
Specialties and state licenses
- Infectious disease, New YorkPrimary
Infectious disease specialists near Dr. Weinstein
Counts of infectious disease specialists 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. Lenny Weinstein billed Medicare for 5,787 services in 2024
CMS data shows 5,787 Medicare services from Dr. Weinstein across 11 procedure codes in 2024, for 2,364 Medicare patients. Medicare paid $486,948 for them.
Dr. Weinstein's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5,4782024: 5,6663%
- Tests and treatments
- 2023: 1322024: 1218%
Where Dr. Weinstein's Medicare services took place, 2024
- In an office1212%
- In a facility5,66698%
Dr. Weinstein compared with the New York median for infectious disease specialists, 2024
- Dr. Weinstein
- New York median
- Medicare services
- 5,787vs 23824.3 times
- Medicare patients
- 2,364vs 13417.6 times
- Part D claims
- 117vs 16228% below
Medians across 791 infectious disease specialists in New York with Dmand AI profiles that report each measure.
Dr. Weinstein'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. Lenny Weinstein treated 2,364 Medicare patients in 2024, average age 81
CMS counts 2,364 Medicare patients who saw Dr. Weinstein in 2024. The largest group is 85 and over, with 917 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 35% are also on Medicaid. Their average risk score is 2.63, 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. Weinstein's median patient age at 77, with 54% women.
Dr. Weinstein's Medicare patients by age, 2024
Dr. Weinstein's Medicare patients by sex, 2024
- Women1,40760%
- Men95740%
Chronic conditions among Dr. Weinstein's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis74%
- Ischemic heart disease68%
- Mood disorders58%
- Diabetes54%
- Chronic kidney disease53%
- Heart failure52%
Share of Medicare patients with each condition. A patient can have several.
Dr. Weinstein's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 77
Patient panel by sex, all payers
- Women54%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Lenny Weinstein wrote 142 Medicare Part D claims in 2024
In 2024, Dr. Weinstein wrote 142 Medicare Part D claims for 64 patients. 89% of them were for generic drugs. CMS names the drug for 117 of them, across 7 drugs with 11 or more claims each, at $39,222 in total drug cost. In 2023, CMS named 121 claims across 6 drugs.
Dr. Weinstein's Part D claims by kind of drug, 2024
- Generic127 claims89%
- Brand-name15 claims11%
Dr. Weinstein'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. Weinstein's Part D claims, 2024
- Antibiotics94%134 of 142 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: 1212024: 1173%
Drugs named by CMS: 7 in 2024, 6 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. Lenny Weinstein scored 52 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 52 out of 100 for Dr. Weinstein for performance year 2024, reported individually.
Dr. Weinstein's MIPS scores, performance year 2024
- 52of 100Final score
- 55.2of 100Quality
- 0of 100Improvement Activities
- 67of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Lenny Weinstein received $105,865 in industry payments from 2016 to 2025
CMS Open Payments shows 189 general payments to Dr. Weinstein from 10 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 95% of the total. Abbvie Inc. paid the most, $82,322.
General payments to Dr. Weinstein by program year, 2016 to 2025
General payments to Dr. Weinstein by kind, 2016 to 2025
- Speaker and faculty fees$101,03795%
- Food and beverage$4,7154%
- Travel and lodging$1000%
- Education$130%
Companies that paid Dr. Weinstein the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Lenny Weinstein'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 | 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. Lenny Weinstein
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. Lenny Weinstein's NPI number?
Dr. Lenny Weinstein's NPI number is 1972772176. It was assigned on February 21, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Lenny Weinstein?
Dr. Lenny Weinstein is an infectious disease specialist in West Islip, New York. The primary specialty in the NPI Registry is Infectious Disease Physician (taxonomy code 207RI0200X).
Where does Dr. Lenny Weinstein practice?
Dr. Weinstein practices at 1000 Montauk Highway, West Islip, NY 11795. Dr. Weinstein's primary practice is Good Samaritan University Hospital in West Islip, New York, part of Diocese of Rockville Centre. Dmand AI also links Dr. Weinstein to 3 hospitals, 3 group practices and clinics, 2 medical groups and 1 home health agency.
What is Dr. Lenny Weinstein's office phone number?
The practice phone on file for Dr. Weinstein is (631) 376-3000.
What is Dr. Lenny Weinstein's medical license number?
Dr. Weinstein holds New York license 240664.
Which hospitals is Dr. Lenny Weinstein affiliated with?
Dr. Weinstein practices at Good Samaritan University Hospital in West Islip, New York. Dr. Weinstein is also affiliated with Memorial Sloan Kettering Cancer Center. Dmand AI links Dr. Weinstein to 3 more hospitals.
What medical group is Dr. Lenny Weinstein part of?
Dr. Weinstein is linked to South Shore Infectious Disease Center. Dmand AI links Dr. Weinstein to 2 more medical groups.
Does Dr. Lenny Weinstein accept Medicare?
Yes. CMS data shows Dr. Weinstein billed Medicare for 5,787 services in 2024.
What is Dr. Lenny Weinstein's MIPS score?
Dr. Weinstein's MIPS final score for performance year 2024 is 52 out of 100, reported individually.
How many Medicare patients does Dr. Lenny Weinstein see?
CMS counts 2,364 Medicare patients who saw Dr. Weinstein in 2024, with an average age of 81.
Show 4 more questionsShow fewer questions
What services does Dr. Lenny Weinstein bill to Medicare?
In 2024, Dr. Weinstein's most billed Medicare services were hospital inpatient care (99232), nursing facility care (99305) and nursing facility care (99308).
What drugs does Dr. Lenny Weinstein prescribe most?
In 2024 Medicare Part D data, Dr. Weinstein's most prescribed drugs by claims were Ertapenem, Cefepime HCl and Daptomycin.
Has Dr. Lenny Weinstein received payments from drug or device companies?
CMS Open Payments shows $105,865 in general payments to Dr. Weinstein from 10 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Lenny Weinstein been practicing?
Dr. Weinstein graduated from medical school in 2003, 23 years ago.
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