Dr. Leslie A. Shrem, MD
- Medicare services, 2024
- 29
- Medicare patients, 2024
- 37
- Industry payments
- $311
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 197 Ridgedale Avenue, Cedar Knolls, NJ 07927
- Practice phone
- Call (973) 292-0700
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Ridgedale Surgery Center - Cedar Knolls
Surgery Center - Medicare-Certified · Cedar Knolls, New Jersey
Find Dr. Shrem'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. Leslie A. Shrem is an anesthesiologist in Cedar Knolls, New Jersey
Dr. Shrem practices at Ridgedale Surgery Center - Cedar Knolls in Cedar Knolls, New Jersey.
Dr. Shrem's NPI, 1598768442, was assigned on May 24, 2005. Dr. Shrem holds New Jersey license 25MA05660000.
- NPI
- 1598768442NPI Registry (opens in a new tab)
- NPI enumeration date
- May 24, 2005
- NPI status
- Active
- Practice phone
- (973) 292-0700
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 68
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Leslie A. Shrem practices at Ridgedale Surgery Center - Cedar Knolls in Cedar Knolls, New Jersey
Dr. Shrem's primary practice is Ridgedale Surgery Center - Cedar Knolls, at 197 Ridgedale Avenue, Cedar Knolls, NJ 07927. The practice phone is (973) 292-0700.
- Ridgedale Surgery Center - Cedar Knolls197 Ridgedale Avenue, Cedar Knolls, NJ 07927Phone(973) 292-0700
Source: Dmand AI Affiliation Data
Dr. Leslie A. Shrem is affiliated with 1 site of care and 1 medical group
Dr. Shrem's primary practice is Ridgedale Surgery Center - Cedar Knolls in Cedar Knolls, New Jersey. The medical group on file is Shrewsbury Surgery Center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Leslie A. Shrem's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Shrem practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ridgedale Surgery Center - Cedar Knolls | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Leslie A. Shrem is one of 1,613 anesthesiologists in New Jersey
Anesthesiology is Dr. Shrem's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Shrem is licensed in New Jersey.
Specialties and state licenses
- Anesthesiology, New JerseyPrimary
Anesthesiologists near Dr. Shrem
Counts of anesthesiologists 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. Leslie A. Shrem billed Medicare for 29 services in 2024
CMS data shows 29 Medicare services from Dr. Shrem across 1 procedure code in 2024, for 37 Medicare patients. Medicare paid $3,424 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Shrem's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 202024: 2945%
Dr. Shrem compared with the New Jersey median for anesthesiologists, 2024
- Dr. Shrem
- New Jersey median
- Medicare services
- 29vs 9268% below
- Medicare patients
- 37vs 16978% below
Medians across 1,604 anesthesiologists in New Jersey with Dmand AI profiles that report each measure.
Dr. Shrem'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. Shrem and other anesthesiologists in New Jersey.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Leslie A. Shrem treated 37 Medicare patients in 2024, average age 74
CMS counts 37 Medicare patients who saw Dr. Shrem in 2024. The largest group is 65 to 74, with 19 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 0.88, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Shrem's median patient age at 54, with 41% women.
Dr. Shrem's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Shrem's Medicare patients by sex, 2024
- Women2157%
- Men1643%
Chronic conditions among Dr. Shrem's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis51%
Share of Medicare patients with each condition. A patient can have several.
Dr. Shrem's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 54
Patient panel by sex, all payers
- Women41%
- Men56%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
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Dr. Leslie A. Shrem received $311 in industry payments from 2019 to 2025
CMS Open Payments shows 8 general payments to Dr. Shrem from 3 drug and device companies from 2019 to 2025. Food and beverage make up the largest share, 100% of the total. Stryker Corporation paid the most, $168.
General payments to Dr. Shrem by program year, 2019 to 2025
Companies that paid Dr. Shrem the most, 2019 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Leslie A. Shrem'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) |
| 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. Leslie A. Shrem
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. Leslie A. Shrem's NPI number?
Dr. Leslie A. Shrem's NPI number is 1598768442. It was assigned on May 24, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Leslie A. Shrem?
Dr. Leslie A. Shrem is an anesthesiologist in Cedar Knolls, New Jersey. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Leslie A. Shrem practice?
Dr. Shrem practices at 197 Ridgedale Avenue, Cedar Knolls, NJ 07927. Dr. Shrem's primary practice is Ridgedale Surgery Center - Cedar Knolls in Cedar Knolls, New Jersey.
What is Dr. Leslie A. Shrem's office phone number?
The practice phone on file for Dr. Shrem is (973) 292-0700.
What is Dr. Leslie A. Shrem's medical license number?
Dr. Shrem holds New Jersey license 25MA05660000.
What medical group is Dr. Leslie A. Shrem part of?
Dr. Shrem is linked to Shrewsbury Surgery Center.
Does Dr. Leslie A. Shrem accept Medicare?
Yes. CMS data shows Dr. Shrem billed Medicare for 29 services in 2024.
How many Medicare patients does Dr. Leslie A. Shrem see?
CMS counts 37 Medicare patients who saw Dr. Shrem in 2024, with an average age of 74.
What services does Dr. Leslie A. Shrem bill to Medicare?
In 2024, Dr. Shrem's most billed Medicare services were anesthesia (01810).
Has Dr. Leslie A. Shrem received payments from drug or device companies?
CMS Open Payments shows $311 in general payments to Dr. Shrem from 3 companies from 2019 to 2025. The largest total came from Stryker Corporation.
How long has Dr. Leslie A. Shrem been practicing?
Dr. Shrem graduated from medical school in 1984, 42 years ago.
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