Dr. David Leon Cohen, MD

  • Hewlett, NY
  • Dermatologist
NPI1013994839PAC ID4880667229
Medicare services, 2024
3,265
Medicare patients, 2024
935
Part D claims, 2024
9,913
Publications
1
Industry payments
$30,423
Practice address
1800 Rockaway Ave, Hewlett, NY 11557
Practice phone
Call (516) 887-4335
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

David L. Cohen, M.D.

Hewlett, New York

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Dr. David Leon Cohen is a dermatologist in Hewlett, New York

Dr. Cohen practices at David L. Cohen, M.D. in Hewlett, New York.

Dr. Cohen's NPI, 1013994839, was assigned on December 22, 2005. Dr. Cohen graduated from Icahn School Of Medicine At Mount Sinai in 1976. Dr. Cohen holds New York license 131037.

NPI and contact details
Medicare PAC ID
4880667229
NPI enumeration date
December 22, 2005
NPI status
Active
Practice phone
(516) 887-4335
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
76
Medical school graduation
1976

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data

Dr. David Leon Cohen practices at David L. Cohen, M.D. in Hewlett, New York

Dr. Cohen's primary practice is David L. Cohen, M.D., at 1800 Rockaway Ave, Hewlett, NY 11557 in Nassau County. The practice phone is (516) 887-4335.

  • David L. Cohen, M.D.
    1800 Rockaway Ave, Hewlett, NY 11557 · Nassau CountyPhone(516) 887-4335

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. David Leon Cohen is affiliated with 3 sites of care and 5 medical groups

Dr. Cohen's primary practice is David L. Cohen, M.D. in Hewlett, New York. The medical group on file is Ahava Medical & Rehabilitation Center. Dmand AI also links Dr. Cohen to 4 more medical groups, 1 physician office and 1 group practice or clinic, each named with a free account.

See all 8 affiliations for Dr. Cohen

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. David Leon Cohen's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Cohen practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
David L. Cohen, M.D.Available with a free account
+2 more sites and 4 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. David Leon Cohen is one of 1,038 dermatologists in New York

Dermatology is Dr. Cohen's primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dr. Cohen is board certified in dermatology by the American Board of Dermatology. Dmand AI has Dr. Cohen's licenses on file in 2 states: New York and New Jersey.

Specialties and state licenses

  • Dermatology, New YorkPrimaryLicense 131037 · 1977 to 2026 · taxonomy 207N00000X
  • New Jersey licenseSince 1993

Clinical focus

Dmand AI lists acne, acute skin infection, benign or precancerous skin growths, cancerous skin growth removal, contact dermatitis, corns and calluses, hives and itchy rashes among the conditions Dr. Cohen treats.

Dermatologists near Dr. Cohen

Counts of dermatologists with a Dmand AI profile, by place and practice. Each opens the list.

1,038dermatologists in New York
2dermatologists in Hewlett

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. David Leon Cohen billed Medicare for 3,265 services in 2024

CMS data shows 3,265 Medicare services from Dr. Cohen across 20 procedure codes in 2024, for 935 Medicare patients. Medicare paid $221,908 for them. Every service was in an office.

Medicare services, 20243,265
Medicare patients935
Paid by Medicare$221,908
Procedure codes20

Dr. Cohen's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 2,9972024: 2,26624%
Surgery
2023: 1,9092024: 83656%
Tests and treatments
2023: 1772024: 1638%
Drugs given in the office
2023: 1,5832024: 0100%

Dr. Cohen compared with the New York median for dermatologists, 2024

  • Dr. Cohen
  • New York median
Medicare services
3,265vs 1,0163.2 times
Medicare patients
935vs 3242.9 times
Part D claims
9,636vs 33428.9 times

Medians across 1,022 dermatologists in New York with Dmand AI profiles that report each measure.

Dr. Cohen'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.

See all procedures by Dr. Cohen

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. David Leon Cohen treated 935 Medicare patients in 2024, average age 63

CMS counts 935 Medicare patients who saw Dr. Cohen in 2024. The largest group is under 65, with 392 patients. 71% of them have high cholesterol, and 67% have high blood pressure. 75% are also on Medicaid. Their average risk score is 1.27, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Cohen's median patient age at 44, with 61% women.

Medicare patients, 2024935
Average age63
Average risk score1.27
Also on Medicaid75%

Dr. Cohen's Medicare patients by age, 2024

Dr. Cohen's Medicare patients by sex, 2024

  • Women47451%
  • Men46149%

Chronic conditions among Dr. Cohen's Medicare patients, 2024

  1. High cholesterol71%
  2. High blood pressure67%
  3. Diabetes39%
  4. Arthritis34%
  5. Anxiety29%
  6. Mood disorders29%
  7. Depression21%
  8. ADHD and conduct disorders19%

Share of Medicare patients with each condition. A patient can have several.

Dr. Cohen's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 44

Patient panel by sex, all payers

  • Women61%
  • Men38%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. David Leon Cohen wrote 9,913 Medicare Part D claims in 2024

In 2024, Dr. Cohen wrote 9,913 Medicare Part D claims for 1,858 patients. 88% of them were for generic drugs. CMS names the drug for 9,636 of them, across 61 drugs with 11 or more claims each, at $5,298,313 in total drug cost. In 2023, CMS named 9,913 claims across 54 drugs.

Part D claims, 20249,913
Drugs named by CMS61
Total drug cost$5.3M
Part D patients1,858

Dr. Cohen's Part D claims by kind of drug, 2024

  • Generic8,745 claims88%
  • Brand-name1,168 claims12%

Dr. Cohen'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. Cohen's Part D claims, 2024

  • Antibiotics2%185 of 9,913 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: 9,9132024: 9,6363%

Drugs named by CMS: 61 in 2024, 54 in 2023.

See all prescribing by Dr. Cohen

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. David Leon Cohen scored 0 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 0 out of 100 for Dr. Cohen for performance year 2024, reported individually. CMS counts 605 procedures of removal of skin lesions by Dr. Cohen, more than 88% of the clinicians it reports for that procedure.

Dr. Cohen's MIPS scores, performance year 2024

  • 0of 100Final score
  • 0of 100Quality
  • 0of 100Improvement Activities
  • 0of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Dr. Cohen ranks in Medicare procedure volume

Removal of skin lesions
88th percentile605 procedures
Skin biopsy
72nd percentile68 procedures
Melanoma (skin cancer) excision
87th percentile52 procedures
Removal of nail tissue
60th percentile17 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

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. David Leon Cohen has 1 publication on record

Dmand AI links 1 paper to Dr. Cohen in 2018. Dr. Cohen's most frequent co-authors are Usman Baber, MD, Anton Camaj, MD, MS and George D. Dangas, MD.

Papers1

Dr. Cohen's most frequent co-authors

Recent publications by Dr. Cohen

See all 1 publications and co-authors

See who Dr. Cohen researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Cohen works with, so you can find a warm path to the right dermatologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. David Leon Cohen received $30,423 in industry payments from 2016 to 2025

CMS Open Payments shows 856 general payments to Dr. Cohen from 31 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 54% of the total. LEO Pharma Inc. paid the most, $17,701.

General payments to Dr. Cohen by program year, 2016 to 2025

General payments to Dr. Cohen by kind, 2016 to 2025

$30.4Kin total
  • Consulting fees$16,54054%
  • Food and beverage$12,75442%
  • Education$9793%
  • Speaker and faculty fees$1500%

Companies that paid Dr. Cohen the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Cohen

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. David Leon Cohen has 4 awards and honors on record

Dmand AI lists 4 awards for Dr. Cohen, most recently CMS Stage 1 EHR in 2013.

Awards and honors for Dr. Cohen

  1. 2013
    • CMS Stage 1 EHR
  2. Undated
    • AAD Fellow
    • ASDS Fellow
    • Whos Who

Source: Dmand AI Professional Profile Data

Dr. David Leon Cohen graduated from Icahn School Of Medicine At Mount Sinai

Dr. Cohen graduated from Icahn School Of Medicine At Mount Sinai in 1976. Dr. Cohen is a member of AAD and ASDS.

  1. Medical schoolIcahn School Of Medicine At Mount Sinai
  2. Board certified in dermatologyAmerican Board of Dermatology

Source: Dmand AI Professional Profile Data

Dr. David Leon Cohen accepts plans from 17 insurance carriers

Dr. Cohen is in network with 17 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.

  • Aetna
  • United Healthcare
  • Blue Cross Blue Shield of Michigan
  • HCSC
  • Aspirus Health Plan
  • Blue Cross Blue Shield of Massachusetts
  • Elevance
  • Humana
  • +9 more carriersWith a free account

Plan types Dr. Cohen accepts, by number of carriers

  1. Medicare10
  2. PPO10
  3. HMO8
  4. POS4
  5. EPO3
  6. Medicaid3

Source: Dmand AI Insurance Network Data

Sources for Dr. David Leon Cohen's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesClinician 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-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. David Leon Cohen

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. David Leon Cohen's NPI number?

Dr. David Leon Cohen's NPI number is 1013994839. It was assigned on December 22, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. David Leon Cohen?

Dr. David Leon Cohen is a dermatologist in Hewlett, New York. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).

Where does Dr. David Leon Cohen practice?

Dr. Cohen practices at 1800 Rockaway Ave, Hewlett, NY 11557. Dr. Cohen's primary practice is David L. Cohen, M.D. in Hewlett, New York. Dmand AI also links Dr. Cohen to 4 medical groups, 1 physician office and 1 group practice or clinic.

What is Dr. David Leon Cohen's office phone number?

The practice phone on file for Dr. Cohen is (516) 887-4335.

What is Dr. David Leon Cohen's medical license number?

Dr. Cohen holds New York license 131037, one of the licenses on file in 2 states.

Which states has Dr. David Leon Cohen been licensed in?

Dmand AI has state licenses on file for Dr. Cohen in New York (1977 to 2026) and New Jersey (since 1993).

What medical group is Dr. David Leon Cohen part of?

Dr. Cohen is linked to Ahava Medical & Rehabilitation Center. Dmand AI links Dr. Cohen to 4 more medical groups.

Does Dr. David Leon Cohen accept Medicare?

Yes. CMS data shows Dr. Cohen billed Medicare for 3,265 services in 2024.

What is Dr. David Leon Cohen's MIPS score?

Dr. Cohen's MIPS final score for performance year 2024 is 0 out of 100, reported individually.

How many Medicare patients does Dr. David Leon Cohen see?

CMS counts 935 Medicare patients who saw Dr. Cohen in 2024, with an average age of 63.

Show 9 more questionsShow fewer questions

Is Dr. David Leon Cohen board certified?

Yes. Dr. Cohen is board certified in dermatology by the American Board of Dermatology.

What services does Dr. David Leon Cohen bill to Medicare?

In 2024, Dr. Cohen's most billed Medicare services were office visit, established patient (99213), office visit, new patient (99203) and surgery: skin and soft tissue (17003).

Where did Dr. David Leon Cohen go to medical school?

Dr. Cohen graduated from Icahn School Of Medicine At Mount Sinai in 1976.

What drugs does Dr. David Leon Cohen prescribe most?

In 2024 Medicare Part D data, Dr. Cohen's most prescribed drugs by claims were Triamcinolone Acetonide, Ketoconazole and Ammonium Lactate.

Has Dr. David Leon Cohen received payments from drug or device companies?

CMS Open Payments shows $30,423 in general payments to Dr. Cohen from 31 companies from 2016 to 2025. The largest total came from LEO Pharma Inc.

How long has Dr. David Leon Cohen been practicing?

Dr. Cohen graduated from medical school in 1976, 50 years ago.

Does Dr. David Leon Cohen do research?

Dmand AI links 1 publication to Dr. Cohen.

Who does Dr. David Leon Cohen publish with?

Dr. Cohen's most frequent co-authors are Usman Baber, MD (1 shared paper), Anton Camaj, MD, MS (1 shared paper) and George D. Dangas, MD (1 shared paper).

What insurance does Dr. David Leon Cohen accept?

Dr. Cohen is in network with 17 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.

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