Matthew E. Harinstein
- Medicare services, 2024
- 667
- Medicare patients, 2024
- 385
- Part D claims, 2024
- 2,724
- MIPS score, 2024
- 81
- Hospital affiliations
- 3
- 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 Matthew Harinstein's professional email, personal email and mobile number
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Matthew E. Harinstein is a cardiologist in Manhasset, New York
Matthew Harinstein practices at North Shore University Hospital in Manhasset, New York, part of Northwell Health.
Matthew Harinstein's NPI, 1336395870, was assigned on August 15, 2008. Matthew Harinstein graduated from Loyola University of Chicago, Stritch School of Medicine in 2006. Matthew Harinstein holds Pennsylvania license MD440130.
- NPI
- 1336395870NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2860678984
- NPI enumeration date
- August 15, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (516) 562-0100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 46
- Medical school graduation
- 2006
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Matthew E. Harinstein practices at North Shore University Hospital in Manhasset, New York
Matthew Harinstein'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
Matthew E. Harinstein is affiliated with 4 sites of care and 2 medical groups
Matthew Harinstein's primary practice is North Shore University Hospital in Manhasset, New York, part of Northwell Health. Matthew Harinstein is also affiliated with Long Island Jewish Medical Center. The medical group on file is Northwell Health Physician Partners Cardiology at Great Neck. Dmand AI also links Matthew Harinstein to 1 more hospital, 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 Matthew E. Harinstein's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Matthew Harinstein practices, 4 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 |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Matthew E. Harinstein is one of 2,265 cardiologists in New York
Cardiovascular disease is Matthew Harinstein's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Matthew Harinstein is licensed in Pennsylvania.
Specialties and state licenses
- Cardiovascular disease, PennsylvaniaPrimary
Cardiologists near Matthew Harinstein
Counts of cardiologists 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
Matthew E. Harinstein billed Medicare for 667 services in 2024
CMS data shows 667 Medicare services from Matthew Harinstein across 14 procedure codes in 2024, for 385 Medicare patients. Medicare paid $39,319 for them.
Matthew Harinstein's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 1722024: 428149%
- Office and hospital visits
- 2023: 582024: 218276%
- Imaging
- 2023: 02024: 21
Where Matthew Harinstein's Medicare services took place, 2024
- In an office36354%
- In a facility30446%
Matthew Harinstein compared with the New York median for cardiologists, 2024
- Matthew Harinstein
- New York median
- Medicare services
- 667vs 1,67460% below
- Medicare patients
- 385vs 61137% below
- Part D claims
- 2,595vs 1,41284% above
Medians across 2,211 cardiologists in New York with Dmand AI profiles that report each measure.
Matthew Harinstein'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
Matthew E. Harinstein treated 385 Medicare patients in 2024, average age 75
CMS counts 385 Medicare patients who saw Matthew Harinstein in 2024. The largest group is 65 to 74, with 160 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 13% are also on Medicaid. Their average risk score is 1.83, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Matthew Harinstein's median patient age at 70, with 44% women.
Matthew Harinstein's Medicare patients by age, 2024
Matthew Harinstein's Medicare patients by sex, 2024
- Women17746%
- Men20854%
Chronic conditions among Matthew Harinstein's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis57%
- Ischemic heart disease51%
- Heart failure44%
- Atrial fibrillation37%
- Diabetes37%
- Anxiety31%
Share of Medicare patients with each condition. A patient can have several.
Matthew Harinstein's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women44%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Matthew E. Harinstein wrote 2,724 Medicare Part D claims in 2024
In 2024, Matthew Harinstein wrote 2,724 Medicare Part D claims for 473 patients. 81% of them were for generic drugs. CMS names the drug for 2,595 of them, across 39 drugs with 11 or more claims each, at $536,921 in total drug cost. In 2023, CMS named 1,815 claims across 31 drugs.
Matthew Harinstein's Part D claims by kind of drug, 2024
- Generic2,214 claims81%
- Brand-name510 claims19%
Matthew Harinstein'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,8152024: 2,59543%
Drugs named by CMS: 39 in 2024, 31 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
Matthew E. Harinstein scored 81 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 81 out of 100 for Matthew Harinstein for performance year 2024, reported as part of a group. Matthew Harinstein accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Matthew Harinstein's MIPS scores, performance year 2024
- 81of 100Final score
- 61.9of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 75of 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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Matthew E. Harinstein received $78 in industry payments in 2024
CMS Open Payments shows 1 general payment to Matthew Harinstein from 1 drug or device company in 2024. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $78.
Companies that paid Matthew Harinstein the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Matthew E. Harinstein graduated from Loyola University of Chicago, Stritch School of Medicine
Matthew Harinstein graduated from Loyola University of Chicago, Stritch School of Medicine in 2006.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Matthew E. Harinstein'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) |
| 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 Matthew E. Harinstein
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Matthew E. Harinstein's NPI number?
Matthew E. Harinstein's NPI number is 1336395870. It was assigned on August 15, 2008, and it is active in the NPI Registry.
What does Matthew E. Harinstein specialize in?
Matthew E. Harinstein is a cardiologist in Manhasset, New York. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Matthew E. Harinstein practice?
Matthew Harinstein practices at 300 Community Drive, Manhasset, NY 11030. Matthew Harinstein's primary practice is North Shore University Hospital in Manhasset, New York, part of Northwell Health. Dmand AI also links Matthew Harinstein to 1 hospital, 1 group practice or clinic and 1 medical group.
What is Matthew E. Harinstein's office phone number?
The practice phone on file for Matthew Harinstein is (516) 562-0100.
What is Matthew E. Harinstein's medical license number?
Matthew Harinstein holds Pennsylvania license MD440130.
Which hospitals is Matthew E. Harinstein affiliated with?
Matthew Harinstein practices at North Shore University Hospital in Manhasset, New York. Matthew Harinstein is also affiliated with Long Island Jewish Medical Center. Dmand AI links Matthew Harinstein to 1 more hospital.
What medical group is Matthew E. Harinstein part of?
Matthew Harinstein is linked to Northwell Health Physician Partners Cardiology at Great Neck. Dmand AI links Matthew Harinstein to 1 more medical group.
Does Matthew E. Harinstein accept Medicare?
Yes. CMS data shows Matthew Harinstein billed Medicare for 667 services in 2024, and Matthew Harinstein accepts Medicare assignment.
What is Matthew E. Harinstein's MIPS score?
Matthew Harinstein's MIPS final score for performance year 2024 is 81 out of 100, reported as part of a group.
How many Medicare patients does Matthew E. Harinstein see?
CMS counts 385 Medicare patients who saw Matthew Harinstein in 2024, with an average age of 75.
Show 5 more questionsShow fewer questions
What services does Matthew E. Harinstein bill to Medicare?
In 2024, Matthew Harinstein's most billed Medicare services were heart test or procedure (93306), heart test or procedure (93000) and office visit, established patient (99214).
Where did Matthew E. Harinstein go to medical school?
Matthew Harinstein graduated from Loyola University of Chicago, Stritch School of Medicine in 2006.
What drugs does Matthew E. Harinstein prescribe most?
In 2024 Medicare Part D data, Matthew Harinstein's most prescribed drugs by claims were Metoprolol Succinate, Atorvastatin Calcium and Eliquis.
Has Matthew E. Harinstein received payments from drug or device companies?
CMS Open Payments shows $78 in general payments to Matthew Harinstein from 1 company from 2024 to 2024. The largest total came from Pfizer Inc.
How long has Matthew E. Harinstein been practicing?
Matthew Harinstein graduated from medical school in 2006, 20 years ago.
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