Dr. Gary Cohen, MD

  • Hartford, CT
  • Internist
NPI1346264413PAC ID7113811605
Medicare services, 2024
759
Medicare patients, 2024
116
Part D claims, 2024
4,267
Publications
82
Hospital affiliations
2
Practice address
95 Woodland St, Hartford, CT 06105
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Collins Medical Associates 2 - HOPD

Inpatient Rehabilitation Facility · Hartford, Connecticut

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Dr. Gary Cohen is an internist in Hartford, Connecticut

Dr. Cohen practices at Collins Medical Associates 2 - HOPD in Hartford, Connecticut.

Dr. Cohen's NPI, 1346264413, was assigned on July 26, 2006. Dr. Cohen holds Connecticut license 018911.

NPI and contact details
Medicare PAC ID
7113811605
NPI enumeration date
July 26, 2006
NPI status
Active
Accepts Medicare assignment
Yes
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; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Gary Cohen practices at Collins Medical Associates 2 - HOPD in Hartford, Connecticut

Dr. Cohen's primary practice is Collins Medical Associates 2 - HOPD, at 95 Woodland St, Hartford, CT 06105.

  • Collins Medical Associates 2 - HOPD
    95 Woodland St, Hartford, CT 06105

Source: Dmand AI Affiliation Data

Dr. Gary Cohen is affiliated with 4 sites of care and 1 medical group

Dr. Cohen's primary practice is Collins Medical Associates 2 - HOPD in Hartford, Connecticut. Dr. Cohen is also affiliated with Manchester Memorial Hospital. The medical group on file is Collins Medical Associates 2, P.C. Dmand AI also links Dr. Cohen to 1 more group practice or clinic and 1 home health agency, each named with a free account. Dr. Cohen's employer is on file too: a hospital.

See all 5 affiliations for Dr. Cohen

Source: Dmand AI Affiliation Data

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

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Cohen practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Collins Medical Associates 2 - HOPDAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Gary Cohen is one of 2,189 internists in Connecticut

Internal medicine is Dr. Cohen's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Cohen is licensed in Connecticut.

Specialties and state licenses

  • Internal medicine, ConnecticutPrimaryLicense 018911 · taxonomy 207R00000X

Internists near Dr. Cohen

Counts of internists 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. Gary Cohen billed Medicare for 759 services in 2024

CMS data shows 759 Medicare services from Dr. Cohen across 10 procedure codes in 2024, for 116 Medicare patients. Medicare paid $32,606 for them. Every service was in an office.

Medicare services, 2024759
Medicare patients116
Paid by Medicare$32,606
Procedure codes10

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

  • 2023
  • 2024
Office and hospital visits
2023: 2292024: 27219%
Other services
2023: 492024: 265441%
Lab and pathology
2023: 1592024: 19019%
Tests and treatments
2023: 242024: 3233%

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

  • Dr. Cohen
  • Connecticut median
Medicare services
759vs 39095% above
Medicare patients
116vs 17233% below
Part D claims
3,683vs 34310.7 times

Medians across 2,185 internists 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

Need commercial claims for Dr. Cohen?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Cohen and other internists in Connecticut.

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

Dr. Gary Cohen treated 116 Medicare patients in 2024, average age 78

CMS counts 116 Medicare patients who saw Dr. Cohen in 2024. The largest group is 75 to 84, with 52 patients. 75% of them have high blood pressure, and 67% have high cholesterol. Their average risk score is 1.31, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Cohen's median patient age at 71, with 37% women.

Medicare patients, 2024116
Average age78
Average risk score1.31

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

  • Women4942%
  • Men6758%

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

  1. High blood pressure75%
  2. High cholesterol67%
  3. Chronic kidney disease40%
  4. Arthritis37%
  5. Diabetes34%
  6. Ischemic heart disease34%
  7. Cancer20%
  8. Atrial fibrillation19%

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 71

Patient panel by sex, all payers

  • Women37%
  • Men61%

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

Dr. Gary Cohen wrote 4,267 Medicare Part D claims in 2024

In 2024, Dr. Cohen wrote 4,267 Medicare Part D claims for 410 patients. 88% of them were for generic drugs. CMS names the drug for 3,683 of them, across 69 drugs with 11 or more claims each, at $410,178 in total drug cost. In 2023, CMS named 3,272 claims across 65 drugs.

Part D claims, 20244,267
Drugs named by CMS69
Total drug cost$410,178
Part D patients410

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

  • Generic3,755 claims88%
  • Brand-name480 claims11%
  • Other32 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%33 of 4,267 claims
  • Antibiotics1%46 of 4,267 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: 3,2722024: 3,68313%

Drugs named by CMS: 69 in 2024, 65 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

How Dr. Gary Cohen takes part in Medicare

Dr. Cohen accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Gary Cohen has 82 publications on record

Dmand AI links 82 papers to Dr. Cohen, published from 2010 to 2025. 2020 was the busiest year, with 8. The most frequent topics are Viral Envelope Proteins, Antibodies, Viral and Virus Internalization. Dr. Cohen has published most often in J Virol. Dr. Cohen's most frequent co-authors are Riyaz Bashir, MD, Vladimir Lakhter, DO and Gerard Criner, MD.

Papers82
Years published2010 to 2025

Dr. Cohen's papers by year, 2016 to 2025

Topics Dr. Cohen writes about most

  • Viral Envelope Proteins
  • Antibodies, Viral
  • Virus Internalization
  • Herpesvirus 1, Human
  • Antibodies, Neutralizing
  • Herpesvirus 2, Human
  • Herpes Simplex
  • Cell Line

Dr. Cohen's most frequent co-authors

Recent publications by Dr. Cohen

See all 82 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 internists.

How network discovery works

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

Dr. Gary Cohen received $7,084 in industry payments from 2016 to 2025

CMS Open Payments shows 462 general payments to Dr. Cohen from 46 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Novo Nordisk Inc paid the most, $1,100.

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

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

$7.1Kin total
  • Food and beverage$6,99099%
  • Education$941%

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

Sources for Dr. Gary 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)
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)
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. Gary 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. Gary Cohen's NPI number?

Dr. Gary Cohen's NPI number is 1346264413. It was assigned on July 26, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Gary Cohen?

Dr. Gary Cohen is an internist in Hartford, Connecticut. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Gary Cohen practice?

Dr. Cohen practices at 95 Woodland St, Hartford, CT 06105. Dr. Cohen's primary practice is Collins Medical Associates 2 - HOPD in Hartford, Connecticut. Dmand AI also links Dr. Cohen to 1 group practice or clinic and 1 home health agency.

What is Dr. Gary Cohen's medical license number?

Dr. Cohen holds Connecticut license 018911.

Which hospitals is Dr. Gary Cohen affiliated with?

Dr. Cohen is affiliated with Manchester Memorial Hospital. Dmand AI links Dr. Cohen to 1 more hospital.

What medical group is Dr. Gary Cohen part of?

Dr. Cohen is linked to Collins Medical Associates 2, P.C.

Does Dr. Gary Cohen accept Medicare?

Yes. CMS data shows Dr. Cohen billed Medicare for 759 services in 2024, and Dr. Cohen accepts Medicare assignment.

How many Medicare patients does Dr. Gary Cohen see?

CMS counts 116 Medicare patients who saw Dr. Cohen in 2024, with an average age of 78.

What services does Dr. Gary Cohen bill to Medicare?

In 2024, Dr. Cohen's most billed Medicare services were office visit, established patient (99213), medicare service (G2211) and lab and pathology test (82962).

What drugs does Dr. Gary Cohen prescribe most?

In 2024 Medicare Part D data, Dr. Cohen's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Hydrochlorothiazide.

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

CMS Open Payments shows $7,084 in general payments to Dr. Cohen from 46 companies from 2016 to 2025. The largest total came from Novo Nordisk Inc.

How long has Dr. Gary Cohen been practicing?

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

Does Dr. Gary Cohen do research?

Dmand AI links 82 publications to Dr. Cohen, published from 2010 to 2025.

Who does Dr. Gary Cohen publish with?

Dr. Cohen's most frequent co-authors are Riyaz Bashir, MD (10 shared papers), Vladimir Lakhter, DO (8 shared papers) and Gerard Criner, MD (7 shared papers).

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