Dr. Ivan S. Cohen, MD

  • Fairfield, CT
  • Dermatologist
NPI1851488191PAC ID7113064338
Medicare services, 2024
730
Medicare patients, 2024
259
Part D claims, 2024
996
Industry payments
$2,781
Affiliated sites
1
Practice address
1305 Post Rd Suite 310 Suite 310, Fairfield, CT 06824-6016
Practice phone
Call (203) 259-7709
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Fairfield Dermatology

Dermatology practice · Fairfield, Connecticut

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Dr. Ivan S. Cohen is a dermatologist in Fairfield, Connecticut

Dr. Cohen practices at Fairfield Dermatology in Fairfield, Connecticut.

Dr. Cohen's NPI, 1851488191, was assigned on October 6, 2006. Dr. Cohen graduated from SUNY Downstate Health Sciences University in 1967. Dr. Cohen's Connecticut license number on file is 14371.

NPI and contact details
Medicare PAC ID
7113064338
NPI enumeration date
October 6, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(203) 259-7709
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
85
Medical school graduation
1967

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Ivan S. Cohen practices at Fairfield Dermatology in Fairfield, Connecticut

Dr. Cohen's primary practice is Fairfield Dermatology, at 1305 Post Rd Suite 310 Suite 310, Fairfield, CT 06824-6016. The practice phone is (203) 259-7709.

  • Fairfield Dermatology
    1305 Post Rd Suite 310 Suite 310, Fairfield, CT 06824-6016Phone(203) 259-7709

Source: Dmand AI Affiliation Data

Dr. Ivan S. Cohen is affiliated with 1 site of care and 1 medical group

Dr. Cohen's primary practice is Fairfield Dermatology in Fairfield, Connecticut. The medical group on file is Fairfield Dermatology.

Fairfield DermatologyDermatology practice · Fairfield, ConnecticutPrimary
Fairfield DermatologyDermatology group, Fairfield, CT

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Ivan S. Cohen's practice

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

EHR by site
SiteEHR vendor and product
Fairfield DermatologyAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Ivan S. Cohen is one of 225 dermatologists in Connecticut

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: Connecticut and New York.

Specialties and state licenses

  • Dermatology, ConnecticutPrimaryLicense 14371 · 1970 to 2025 · taxonomy 207N00000X
  • New York license1968 to 2026

Clinical focus

Dmand AI lists acne, acute skin infection, benign or precancerous skin growths, cancerous skin growth removal, cold sores or genital herpes, contact dermatitis, itchy rashes and minor head injury 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.

225dermatologists in Connecticut
6dermatologists in Fairfield

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

Dr. Ivan S. Cohen billed Medicare for 730 services in 2024

CMS data shows 730 Medicare services from Dr. Cohen across 10 procedure codes in 2024, for 259 Medicare patients. Medicare paid $32,426 for them. Every service was in an office.

Medicare services, 2024730
Medicare patients259
Paid by Medicare$32,426
Procedure codes10

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

  • 2023
  • 2024
Surgery
2023: 3472024: 3614%
Office and hospital visits
2023: 2752024: 32518%
Drugs given in the office
2023: 402024: 4410%

Dr. Cohen compared with the Connecticut median for dermatologists, 2024

  • Dr. Cohen
  • Connecticut median
Medicare services
730vs 1,41548% below
Medicare patients
259vs 40035% below
Part D claims
881vs 51870% above

Medians across 222 dermatologists in Connecticut 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. Ivan S. Cohen treated 259 Medicare patients in 2024, average age 76

CMS counts 259 Medicare patients who saw Dr. Cohen in 2024. The largest group is 65 to 74, with 116 patients. 75% of them have high cholesterol, and 63% have high blood pressure. Their average risk score is 0.95, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Cohen's median patient age at 68, with 48% women.

Medicare patients, 2024259
Average age76
Average risk score0.95

Dr. Cohen's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Cohen's Medicare patients by sex, 2024

  • Women14556%
  • Men11444%

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

  1. High cholesterol75%
  2. High blood pressure63%
  3. Arthritis49%
  4. Osteoporosis25%
  5. Anxiety20%
  6. Ischemic heart disease20%
  7. Cancer17%
  8. Atrial fibrillation15%

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 68

Patient panel by sex, all payers

  • Women48%
  • Men49%

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

Dr. Ivan S. Cohen wrote 996 Medicare Part D claims in 2024

In 2024, Dr. Cohen wrote 996 Medicare Part D claims for 288 patients. 99% of them were for generic drugs. CMS names the drug for 881 of them, across 12 drugs with 11 or more claims each, at $11,768 in total drug cost. In 2023, CMS named 655 claims across 11 drugs.

Part D claims, 2024996
Drugs named by CMS12
Total drug cost$11,768
Part D patients288

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

  • Generic986 claims99%
  • Brand-name and other10 claims1%

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

  • Opioids1%12 of 996 claims
  • Antibiotics4%41 of 996 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: 6552024: 88135%

Drugs named by CMS: 12 in 2024, 11 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. Ivan S. Cohen ranks in the 75th percentile for removal of skin lesions in Medicare

Dr. Cohen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 97 procedures of removal of skin lesions by Dr. Cohen, more than 75% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Where Dr. Cohen ranks in Medicare procedure volume

Removal of skin lesions
75th percentile97 procedures
Skin biopsy
65th percentile28 procedures

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

Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Ivan S. Cohen received $2,781 in industry payments from 2016 to 2025

CMS Open Payments shows 106 general payments to Dr. Cohen from 25 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 97% of the total. Merz North America, Inc. paid the most, $427.

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

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

$2.8Kin total
  • Food and beverage$2,70197%
  • Education$803%

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. Ivan S. Cohen has 3 awards and honors on record

Dmand AI lists 3 awards for Dr. Cohen, most recently AAD Fellow in 2013.

Awards and honors for Dr. Cohen

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

Source: Dmand AI Professional Profile Data

Dr. Ivan S. Cohen graduated from SUNY Downstate Health Sciences University

Dr. Cohen graduated from SUNY Downstate Health Sciences University in 1967. Dr. Cohen is a member of AAD and ASDS.

  1. Medical schoolSUNY Downstate Health Sciences University
  2. Board certified in dermatologyAmerican Board of Dermatology
  3. Board certified in fellowAmerican Board of Hair Restoration Surgery

Source: Dmand AI Professional Profile Data

Dr. Ivan S. Cohen accepts plans from 15 insurance carriers

Dr. Cohen is in network with 15 carriers, including Aetna, United Healthcare and Cigna. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

  • Aetna
  • United Healthcare
  • Cigna
  • Elevance
  • HCSC
  • Aspirus Health Plan
  • Blue Cross Blue Shield of Massachusetts
  • Blue Cross Blue Shield of Michigan
  • +7 more carriersWith a free account

Plan types Dr. Cohen accepts, by number of carriers

  1. PPO10
  2. HMO8
  3. Medicare7
  4. EPO4
  5. POS3

Source: Dmand AI Insurance Network Data

Sources for Dr. Ivan S. 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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
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. Ivan S. 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. Ivan S. Cohen's NPI number?

Dr. Ivan S. Cohen's NPI number is 1851488191. It was assigned on October 6, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Ivan S. Cohen?

Dr. Ivan S. Cohen is a dermatologist in Fairfield, Connecticut. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).

Where does Dr. Ivan S. Cohen practice?

Dr. Cohen practices at 1305 Post Rd Suite 310 Suite 310, Fairfield, CT 06824-6016. Dr. Cohen's primary practice is Fairfield Dermatology in Fairfield, Connecticut.

What is Dr. Ivan S. Cohen's office phone number?

The practice phone on file for Dr. Cohen is (203) 259-7709.

What is Dr. Ivan S. Cohen's medical license number?

Dr. Cohen's Connecticut license number on file is 14371, one of the licenses on file in 2 states.

Which states has Dr. Ivan S. Cohen been licensed in?

Dmand AI has state licenses on file for Dr. Cohen in Connecticut (1970 to 2025) and New York (1968 to 2026).

What medical group is Dr. Ivan S. Cohen part of?

Dr. Cohen is linked to Fairfield Dermatology.

Does Dr. Ivan S. Cohen accept Medicare?

Yes. CMS data shows Dr. Cohen billed Medicare for 730 services in 2024, and Dr. Cohen accepts Medicare assignment.

How many Medicare patients does Dr. Ivan S. Cohen see?

CMS counts 259 Medicare patients who saw Dr. Cohen in 2024, with an average age of 76.

Is Dr. Ivan S. Cohen board certified?

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

Show 6 more questionsShow fewer questions

What services does Dr. Ivan S. Cohen bill to Medicare?

In 2024, Dr. Cohen's most billed Medicare services were office visit, established patient (99213), surgery: skin and soft tissue (17003) and surgery: skin and soft tissue (17000).

Where did Dr. Ivan S. Cohen go to medical school?

Dr. Cohen graduated from SUNY Downstate Health Sciences University in 1967.

What drugs does Dr. Ivan S. Cohen prescribe most?

In 2024 Medicare Part D data, Dr. Cohen's most prescribed drugs by claims were Minoxidil, Finasteride and Dutasteride.

Has Dr. Ivan S. Cohen received payments from drug or device companies?

CMS Open Payments shows $2,781 in general payments to Dr. Cohen from 25 companies from 2016 to 2025. The largest total came from Merz North America, Inc.

How long has Dr. Ivan S. Cohen been practicing?

Dr. Cohen graduated from medical school in 1967, 59 years ago.

What insurance does Dr. Ivan S. Cohen accept?

Dr. Cohen is in network with 15 carriers, including Aetna, United Healthcare and Cigna. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

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