Dr. Mark Weinstein, MD
- Medicare services, 2020
- 2,042
- Part D claims, 2021
- 25
- Hospital affiliations
- 1
- Industry payments
- $768
- Medical group
- 1
- Practice address
- 300 Community Drive, Manhasset, NY 11030
- Practice phone
- Call (516) 562-0100
- 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. Mark Weinstein is an internist in Manhasset, New York
Dr. Weinstein practices at North Shore University Hospital in Manhasset, New York, part of Northwell Health.
Dr. Weinstein's NPI, 1407883176, was assigned on June 27, 2006. Dr. Weinstein graduated from Harvard Medical School in 1975. Dr. Weinstein holds New York license 141364.
- NPI
- 1407883176NPI Registry (opens in a new tab)
- NPI enumeration date
- June 27, 2006
- NPI status
- Active
- Practice phone
- (516) 562-0100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1975
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Mark Weinstein practices at North Shore University Hospital in Manhasset, New York
Dr. Weinstein's primary practice is North Shore University Hospital, at 300 Community Drive, Manhasset, NY 11030 in Nassau County. The practice phone is (516) 562-0100.
- North Shore University Hospital300 Community Drive, Manhasset, NY 11030 · Nassau CountyPhone(516) 562-0100
Source: Dmand AI Affiliation Data
Dr. Mark Weinstein is affiliated with 2 sites of care and 1 medical group
Dr. Weinstein's primary practice is North Shore University Hospital in Manhasset, New York, part of Northwell Health. Dmand AI also links Dr. Weinstein to 1 group practice or clinic and 1 medical group, 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. Mark Weinstein's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Weinstein practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| North Shore University Hospital | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark Weinstein is one of 9,643 internists in New York
Internal medicine is Dr. Weinstein's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Weinstein is licensed in New York.
Specialties and state licenses
- Internal medicine, New YorkPrimary
Internists near Dr. Weinstein
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. Mark Weinstein billed Medicare for 2,042 services in 2020
CMS data shows 2,042 Medicare services from Dr. Weinstein across 25 procedure codes in 2020. Medicare paid $56,298 for them. Every service was in an office.
Dr. Weinstein's Medicare services by type, 2019 to 2020
- 2019
- 2020
- Lab and pathology
- 2019: 2,3052020: 1,05454%
- Office and hospital visits
- 2019: 7882020: 33458%
- Surgery
- 2019: 6762020: 29656%
- Other services
- 2019: 8092020: 21374%
- Tests and treatments
- 2019: 6522020: 10684%
- Drugs given in the office
- 2019: 852020: 3954%
- Imaging
- 2019: 362020: 0100%
Dr. Weinstein compared with the New York median for internists, 2020
- Dr. Weinstein
- New York median
- Medicare services
- 2,042vs 4264.8 times
- Part D claims
- 25vs 62296% below
Medians across 9,428 internists in New York with Dmand AI profiles that report each measure.
Dr. Weinstein's most billed Medicare procedure codes, 2020
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. Weinstein?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Weinstein and other internists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark Weinstein's patients have a median age of 66
Across all payers, Dmand AI patient panel data puts Dr. Weinstein's median patient age at 66, with 43% women.
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 66
Patient panel by sex, all payers
- Women43%
- Men55%
Source: Dmand AI Patient Panel Data
Dr. Mark Weinstein wrote 25 Medicare Part D claims in 2021
In 2021, Dr. Weinstein wrote 25 Medicare Part D claims. Every claim was for a generic drug. They cover 2 drugs, with $307 in total drug cost. In 2020, CMS named 3,516 claims across 72 drugs.
Dr. Weinstein's most prescribed drugs by claims, 2021
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 3,5162021: 2599%
Drugs named by CMS: 2 in 2021, 72 in 2020.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
For MedTech and pharma teams
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Dr. Mark Weinstein received $768 in industry payments from 2017 to 2021
CMS Open Payments shows 35 general payments to Dr. Weinstein from 17 drug and device companies from 2017 to 2021. Food and beverage make up the largest share, 100% of the total. Abbott Laboratories paid the most, $145.
General payments to Dr. Weinstein by program year, 2017 to 2021
Companies that paid Dr. Weinstein the most, 2017 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mark Weinstein graduated from Harvard Medical School
Dr. Weinstein graduated from Harvard Medical School in 1975.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mark 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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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. Mark 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. Mark Weinstein's NPI number?
Dr. Mark Weinstein's NPI number is 1407883176. It was assigned on June 27, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Weinstein?
Dr. Mark Weinstein is an internist in Manhasset, New York. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Mark Weinstein practice?
Dr. Weinstein practices at 300 Community Drive, Manhasset, NY 11030. Dr. Weinstein's primary practice is North Shore University Hospital in Manhasset, New York, part of Northwell Health. Dmand AI also links Dr. Weinstein to 1 group practice or clinic and 1 medical group.
What is Dr. Mark Weinstein's office phone number?
The practice phone on file for Dr. Weinstein is (516) 562-0100.
What is Dr. Mark Weinstein's medical license number?
Dr. Weinstein holds New York license 141364.
Which hospitals is Dr. Mark Weinstein affiliated with?
Dr. Weinstein practices at North Shore University Hospital in Manhasset, New York.
Does Dr. Mark Weinstein accept Medicare?
Yes. CMS data shows Dr. Weinstein billed Medicare for 2,042 services in 2020.
What services does Dr. Mark Weinstein bill to Medicare?
In 2020, Dr. Weinstein's most billed Medicare services were surgery: heart and blood vessels (36415), lab and pathology test (80053) and office visit, established patient (99214).
Where did Dr. Mark Weinstein go to medical school?
Dr. Weinstein graduated from Harvard Medical School in 1975.
What drugs does Dr. Mark Weinstein prescribe most?
In 2021 Medicare Part D data, Dr. Weinstein's most prescribed drugs by claims were Amlodipine Besylate and Atorvastatin Calcium.
Has Dr. Mark Weinstein received payments from drug or device companies?
CMS Open Payments shows $768 in general payments to Dr. Weinstein from 17 companies from 2017 to 2021. The largest total came from Abbott Laboratories.
How long has Dr. Mark Weinstein been practicing?
Dr. Weinstein graduated from medical school in 1975, 51 years ago.
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