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Dr. Lauren Sue Cassell, MD
NPI1861505133PAC ID4789734112
- Medicare services, 2024
- 975
- Medicare patients, 2024
- 602
- Part D claims, 2024
- 44
- Publications
- 2
- MIPS score, 2024
- 24
- Practice address
- 100 East 77th Street, New York, NY 10075
- Practice phone
- Call (212) 434-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Lauren Sue Cassell is a general surgeon in New York, New York
Dr. Cassell practices at Lenox Hill Hospital in New York, New York, part of Northwell Health.
Dr. Cassell's NPI, 1861505133, was assigned on August 17, 2006. Dr. Cassell graduated from New York Medical College in 1977. Dr. Cassell holds New York license 138249.
NPI and contact details
- NPI
- 1861505133NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4789734112
- NPI enumeration date
- August 17, 2006
- NPI status
- Active
- Practice phone
- (212) 434-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 75
- Medical school graduation
- 1977
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Lauren Sue Cassell practices at Lenox Hill Hospital in New York, New York
Dr. Cassell's primary practice is Lenox Hill Hospital, at 100 East 77th Street, New York, NY 10075 in New York County. The practice phone is (212) 434-2000.
- Lenox Hill Hospital100 East 77th Street, New York, NY 10075 · New York CountyPhone(212) 434-2000
Source: Dmand AI Affiliation Data
Dr. Lauren Sue Cassell is affiliated with 3 sites of care
Dr. Cassell's primary practice is Lenox Hill Hospital in New York, New York, part of Northwell Health. Dr. Cassell is also affiliated with Tisch Hospital. Dmand AI also links Dr. Cassell to 1 more hospital, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Lauren Sue Cassell's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Cassell practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lenox Hill Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
See the EHR and IT leaders at every hospital where Dr. Cassell practices
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Dr. Lauren Sue Cassell is one of 1,604 general surgeons in New York
Surgery is Dr. Cassell's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Cassell is board certified in surgery by the American Board of Surgery. Dr. Cassell is licensed in New York.
Specialties and state licenses
- Surgery, New YorkPrimary
Clinical focus
Dmand AI lists breast surgery and mastectomy among the conditions Dr. Cassell treats.
General surgeons near Dr. Cassell
Counts of general surgeons with a Dmand AI profile, by place and practice. Each opens the list.
1,604general surgeons in New York291general surgeons in New York13general surgeons at Lenox Hill Hospital
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Lauren Sue Cassell billed Medicare for 975 services in 2024
CMS data shows 975 Medicare services from Dr. Cassell across 4 procedure codes in 2024, for 602 Medicare patients. Medicare paid $109,127 for them.
Medicare services, 2024975
Medicare patients602
Paid by Medicare$109,127
Procedure codes4
Dr. Cassell's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 9202024: 9271%
- Surgery
- 2023: 432024: 4812%
Where Dr. Cassell's Medicare services took place, 2024
- In an office92795%
- In a facility485%
Dr. Cassell compared with the New York median for general surgeons, 2024
- Dr. Cassell
- New York median
- Medicare services
- 975vs 1546.3 times
- Medicare patients
- 602vs 1095.5 times
- Part D claims
- 31vs 2429% above
Medians across 1,502 general surgeons in New York with Dmand AI profiles that report each measure.
Dr. Cassell'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.
Need commercial claims for Dr. Cassell?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Cassell and other general surgeons in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Lauren Sue Cassell treated 602 Medicare patients in 2024, average age 76
CMS counts 602 Medicare patients who saw Dr. Cassell in 2024. The largest group is 75 to 84, with 272 patients. 75% of them have high cholesterol, and 58% have cancer. Their average risk score is 0.81, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Cassell's median patient age at 66, with 94% women.
Medicare patients, 2024602
Average age76
Average risk score0.81
Dr. Cassell's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Cassell's Medicare patients, 2024
- High cholesterol75%
- Cancer58%
- High blood pressure56%
- Arthritis48%
- Osteoporosis44%
- Anxiety24%
- Ischemic heart disease21%
- Mood disorders19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Cassell'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
- Women94%
- Men1%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Lauren Sue Cassell wrote 44 Medicare Part D claims in 2024
In 2024, Dr. Cassell wrote 44 Medicare Part D claims for 21 patients. 93% of them were for generic drugs. CMS names the drug for 31 of them, across 1 drug with 11 or more claims each, at $1,263 in total drug cost. In 2023, CMS named 21 claims across 1 drug.
Part D claims, 202444
Drugs named by CMS1
Total drug cost$1,263
Part D patients21
Dr. Cassell's Part D claims by kind of drug, 2024
- Generic41 claims93%
- Brand-name and other3 claims7%
Dr. Cassell'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: 212024: 3148%
Drugs named by CMS: 1 in 2024, 1 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. Lauren Sue Cassell scored 24 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 24 out of 100 for Dr. Cassell for performance year 2024, reported individually. CMS counts 19 procedures of mastectomy by Dr. Cassell, more than 77% of the clinicians it reports for that procedure.
Dr. Cassell's MIPS scores, performance year 2024
- 24of 100Final score
- 0of 100Quality
- 0of 100Improvement Activities
- 79of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Cassell ranks in Medicare procedure volume
- Melanoma (skin cancer) excision
- 74th percentile20 procedures
- Mastectomy
- 77th percentile19 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Lauren Sue Cassell has 2 publications on record
Dmand AI links 2 papers to Dr. Cassell in 2008.
Papers2
Recent publications by Dr. Cassell
Abdominal MusclesCesarean SectionCicatrix
See who Dr. Cassell researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Cassell works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Lauren Sue Cassell received $554 in industry payments from 2016 to 2025
CMS Open Payments shows 6 general payments to Dr. Cassell from 6 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. KUB Technologies Inc. paid the most, $134.
General payments to Dr. Cassell by program year, 2016 to 2025
Companies that paid Dr. Cassell the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Lauren Sue Cassell has 6 awards and honors on record
Dmand AI lists 6 awards for Dr. Cassell, most recently Distinguished Alumnus in 2014. Dr. Cassell serves on Medical Board Lenox Hill Hospital and Lenox Hill Hospital Physician Attending Association.
Awards and honors for Dr. Cassell
- 2014
- Distinguished Alumnus
- Top Doctors: New York Metro Area
- 2010
- Faculty Teaching Award
- New York Magazine: Top Doctors
- Undated
- ACS Fellow
- Honoree
Dr. Cassell's committees and leadership roles
- Medical Board Lenox Hill HospitalElected representative
- 2016 to present
- Lenox Hill Hospital Physician Attending AssociationSocial chair
- 2005 to present
Source: Dmand AI Professional Profile Data
Dr. Lauren Sue Cassell graduated from New York Medical College
Dr. Cassell graduated from New York Medical College in 1977. Dr. Cassell is a member of ACS and ASBS.
- Medical school
- Board certified in surgery
Source: Dmand AI Professional Profile Data
Dr. Lauren Sue Cassell accepts plans from 1 insurance carrier
Dr. Cassell is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
- CMS Medicare
Source: Dmand AI Insurance Network Data
Sources for Dr. Lauren Sue Cassell'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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Lauren Sue Cassell
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. Lauren Sue Cassell's NPI number?
Dr. Lauren Sue Cassell's NPI number is 1861505133. It was assigned on August 17, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Lauren Sue Cassell?
Dr. Lauren Sue Cassell is a general surgeon in New York, New York. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Lauren Sue Cassell practice?
Dr. Cassell practices at 100 East 77th Street, New York, NY 10075. Dr. Cassell's primary practice is Lenox Hill Hospital in New York, New York, part of Northwell Health. Dmand AI also links Dr. Cassell to 1 hospital.
What is Dr. Lauren Sue Cassell's office phone number?
The practice phone on file for Dr. Cassell is (212) 434-2000.
What is Dr. Lauren Sue Cassell's medical license number?
Dr. Cassell holds New York license 138249.
Which hospitals is Dr. Lauren Sue Cassell affiliated with?
Dr. Cassell practices at Lenox Hill Hospital in New York, New York. Dr. Cassell is also affiliated with Tisch Hospital. Dmand AI links Dr. Cassell to 1 more hospital.
Does Dr. Lauren Sue Cassell accept Medicare?
Yes. CMS data shows Dr. Cassell billed Medicare for 975 services in 2024.
What is Dr. Lauren Sue Cassell's MIPS score?
Dr. Cassell's MIPS final score for performance year 2024 is 24 out of 100, reported individually.
How many Medicare patients does Dr. Lauren Sue Cassell see?
CMS counts 602 Medicare patients who saw Dr. Cassell in 2024, with an average age of 76.
Is Dr. Lauren Sue Cassell board certified?
Yes. Dr. Cassell is board certified in surgery by the American Board of Surgery.
Show 7 more questionsShow fewer questions
What services does Dr. Lauren Sue Cassell bill to Medicare?
In 2024, Dr. Cassell's most billed Medicare services were office visit, established patient (99214), office visit, new patient (99204) and surgery: skin and soft tissue (14000).
Where did Dr. Lauren Sue Cassell go to medical school?
Dr. Cassell graduated from New York Medical College in 1977.
What drugs does Dr. Lauren Sue Cassell prescribe most?
In 2024 Medicare Part D data, Dr. Cassell's most prescribed drugs by claims were Raloxifene HCl.
Has Dr. Lauren Sue Cassell received payments from drug or device companies?
CMS Open Payments shows $554 in general payments to Dr. Cassell from 6 companies from 2016 to 2025. The largest total came from KUB Technologies Inc.
How long has Dr. Lauren Sue Cassell been practicing?
Dr. Cassell graduated from medical school in 1977, 49 years ago.
Does Dr. Lauren Sue Cassell do research?
Dmand AI links 2 publications to Dr. Cassell.
What insurance does Dr. Lauren Sue Cassell accept?
Dr. Cassell is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
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