Dr. Bennett Leifer, MD
- Medicare services, 2024
- 2,173
- Medicare patients, 2024
- 573
- Part D claims, 2024
- 4,892
- MIPS score, 2024
- 95
- Hospital affiliations
- 3
- Practice address
- 4 Valley Health Plaza, Paramus, NJ 07652
- Practice phone
- Call (201) 447-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Leifer's professional email, personal email and mobile number
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Dr. Bennett Leifer is a geriatric medicine (internal medicine) physician in Paramus, New Jersey
Dr. Leifer practices at The Valley Hospital in Paramus, New Jersey, part of Valley Health System.
Dr. Leifer's NPI, 1760448401, was assigned on April 21, 2006. Dr. Leifer graduated from SUNY Upstate Medical University in 1986. Dr. Leifer holds New Jersey license MA56065.
- NPI
- 1760448401NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7416943113
- NPI enumeration date
- April 21, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (201) 447-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 66
- Medical school graduation
- 1986
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Bennett Leifer practices at The Valley Hospital in Paramus, New Jersey
Dr. Leifer's primary practice is The Valley Hospital, at 4 Valley Health Plaza, Paramus, NJ 07652 in Bergen County. The practice phone is (201) 447-8000.
- The Valley Hospital4 Valley Health Plaza, Paramus, NJ 07652 · Bergen CountyPhone(201) 447-8000
Source: Dmand AI Affiliation Data
Dr. Bennett Leifer is affiliated with 7 sites of care and 2 medical groups
Dr. Leifer's primary practice is The Valley Hospital in Paramus, New Jersey, part of Valley Health System. Dr. Leifer is also affiliated with Bergen New Bridge Medical Center. The medical group on file is Valley Medical Group. Dmand AI also links Dr. Leifer to 1 more hospital, 2 group practices and clinics, 1 home health agency, 1 skilled nursing facility 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. Bennett Leifer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Leifer practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The Valley Hospital | Available with a free account |
| +6 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Valley Health System and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Bennett Leifer is one of 148 geriatric medicine (internal medicine) physicians in New Jersey
Geriatric medicine is Dr. Leifer's primary specialty in the NPI Registry, under taxonomy code 207RG0300X. Dr. Leifer is licensed in New Jersey.
Specialties and state licenses
- Geriatric medicine (internal medicine), New JerseyPrimary
Geriatric medicine (internal medicine) physicians near Dr. Leifer
Counts of geriatric medicine (internal medicine) physicians 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. Bennett Leifer billed Medicare for 2,173 services in 2024
CMS data shows 2,173 Medicare services from Dr. Leifer across 15 procedure codes in 2024, for 573 Medicare patients. Medicare paid $160,926 for them.
Dr. Leifer's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,0642024: 9828%
- Surgery
- 2023: 6762024: 6366%
- Other services
- 2023: 4842024: 4713%
- Tests and treatments
- 2023: 1072024: 8421%
Where Dr. Leifer's Medicare services took place, 2024
- In an office1,95890%
- In a facility21510%
Dr. Leifer compared with the New Jersey median for geriatric medicine (internal medicine) physicians, 2024
- Dr. Leifer
- New Jersey median
- Medicare services
- 2,173vs 9732.2 times
- Medicare patients
- 573vs 30588% above
- Part D claims
- 4,341vs 3,03843% above
Medians across 144 geriatric medicine (internal medicine) physicians in New Jersey with Dmand AI profiles that report each measure.
Dr. Leifer'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. Bennett Leifer treated 573 Medicare patients in 2024, average age 81
CMS counts 573 Medicare patients who saw Dr. Leifer in 2024. The largest group is 75 to 84, with 243 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 2% are also on Medicaid. Their average risk score is 1.39, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Leifer's median patient age at 81, with 50% women.
Dr. Leifer's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Leifer's Medicare patients by sex, 2024
- Women28750%
- Men28650%
Chronic conditions among Dr. Leifer's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis54%
- Ischemic heart disease45%
- Mood disorders30%
- Anxiety29%
- Diabetes27%
- Atrial fibrillation25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Leifer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 81
Patient panel by sex, all payers
- Women50%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Bennett Leifer wrote 4,892 Medicare Part D claims in 2024
In 2024, Dr. Leifer wrote 4,892 Medicare Part D claims for 531 patients. 90% of them were for generic drugs. CMS names the drug for 4,341 of them, across 86 drugs with 11 or more claims each, at $307,722 in total drug cost. In 2023, CMS named 4,860 claims across 97 drugs.
Dr. Leifer's Part D claims by kind of drug, 2024
- Generic4,388 claims90%
- Brand-name and other504 claims10%
Dr. Leifer'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. Leifer's Part D claims, 2024
- Opioids0%13 of 4,892 claims
- Antibiotics1%34 of 4,892 claims
- Antipsychotics, patients 65 and over0%14 of 4,892 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: 4,8602024: 4,34111%
Drugs named by CMS: 86 in 2024, 97 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. Bennett Leifer scored 95 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Dr. Leifer for performance year 2024, reported through an alternative payment model (APM). Dr. Leifer accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Leifer as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Leifer's MIPS scores, performance year 2024
- 95of 100Final score
- 85.7of 100Quality
- 100of 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. Bennett Leifer received $303 in industry payments from 2016 to 2018
CMS Open Payments shows 6 general payments to Dr. Leifer from 5 drug and device companies from 2016 to 2018. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $122.
General payments to Dr. Leifer by program year, 2016 to 2018
Companies that paid Dr. Leifer the most, 2016 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Bennett Leifer graduated from SUNY Upstate Medical University
Dr. Leifer graduated from SUNY Upstate Medical University in 1986.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Bennett Leifer'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 Dr. Bennett Leifer
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. Bennett Leifer's NPI number?
Dr. Bennett Leifer's NPI number is 1760448401. It was assigned on April 21, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Bennett Leifer?
Dr. Bennett Leifer is a geriatric medicine (internal medicine) physician in Paramus, New Jersey. The primary specialty in the NPI Registry is Geriatric Medicine (Internal Medicine) Physician (taxonomy code 207RG0300X).
Where does Dr. Bennett Leifer practice?
Dr. Leifer practices at 4 Valley Health Plaza, Paramus, NJ 07652. Dr. Leifer's primary practice is The Valley Hospital in Paramus, New Jersey, part of Valley Health System. Dmand AI also links Dr. Leifer to 1 hospital, 2 group practices and clinics, 1 home health agency, 1 skilled nursing facility and 1 medical group.
What is Dr. Bennett Leifer's office phone number?
The practice phone on file for Dr. Leifer is (201) 447-8000.
What is Dr. Bennett Leifer's medical license number?
Dr. Leifer holds New Jersey license MA56065.
Which hospitals is Dr. Bennett Leifer affiliated with?
Dr. Leifer practices at The Valley Hospital in Paramus, New Jersey. Dr. Leifer is also affiliated with Bergen New Bridge Medical Center. Dmand AI links Dr. Leifer to 1 more hospital.
What medical group is Dr. Bennett Leifer part of?
Dr. Leifer is linked to Valley Medical Group. Dmand AI links Dr. Leifer to 1 more medical group.
Does Dr. Bennett Leifer accept Medicare?
Yes. CMS data shows Dr. Leifer billed Medicare for 2,173 services in 2024, and Dr. Leifer accepts Medicare assignment.
Does Dr. Bennett Leifer offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Leifer as offering telehealth services.
What is Dr. Bennett Leifer's MIPS score?
Dr. Leifer's MIPS final score for performance year 2024 is 95 out of 100, reported through an alternative payment model (APM).
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How many Medicare patients does Dr. Bennett Leifer see?
CMS counts 573 Medicare patients who saw Dr. Leifer in 2024, with an average age of 81.
What services does Dr. Bennett Leifer bill to Medicare?
In 2024, Dr. Leifer's most billed Medicare services were surgery: heart and blood vessels (36415), office visit, established patient (99214) and care management and other visits (99497).
Where did Dr. Bennett Leifer go to medical school?
Dr. Leifer graduated from SUNY Upstate Medical University in 1986.
What drugs does Dr. Bennett Leifer prescribe most?
In 2024 Medicare Part D data, Dr. Leifer's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Losartan Potassium.
Has Dr. Bennett Leifer received payments from drug or device companies?
CMS Open Payments shows $303 in general payments to Dr. Leifer from 5 companies from 2016 to 2018. The largest total came from Novo Nordisk Inc.
How long has Dr. Bennett Leifer been practicing?
Dr. Leifer graduated from medical school in 1986, 40 years ago.
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