Dr. Brian J. Cohen, MD
- Medicare services, 2024
- 404
- Medicare patients, 2024
- 164
- Part D claims, 2024
- 3,081
- Hospital affiliations
- 1
- Industry payments
- $1,351
- Practice address
- 800 Washington Street, Boston, MA 02111
- Practice phone
- Call (617) 636-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Cohen's professional email, personal email and mobile number
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Dr. Brian J. Cohen is a nephrologist in Boston, Massachusetts
Dr. Cohen practices at Tufts Medical Center in Boston, Massachusetts, part of Tufts Medicine.
Dr. Cohen's NPI, 1326070954, was assigned on July 6, 2006. Dr. Cohen graduated from University of North Carolina at Chapel Hill School of Medicine in 1978. Dr. Cohen holds Massachusetts license 52442.
- NPI
- 1326070954NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8325095904
- NPI enumeration date
- July 6, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (617) 636-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 74
- Medical school graduation
- 1978
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Brian J. Cohen practices at Tufts Medical Center in Boston, Massachusetts
Dr. Cohen's primary practice is Tufts Medical Center, at 800 Washington Street, Boston, MA 02111 in Suffolk County. The practice phone is (617) 636-5000.
- Tufts Medical Center800 Washington Street, Boston, MA 02111 · Suffolk CountyPhone(617) 636-5000
Source: Dmand AI Affiliation Data
Dr. Brian J. Cohen is affiliated with 3 sites of care and 2 medical groups
Dr. Cohen's primary practice is Tufts Medical Center in Boston, Massachusetts, part of Tufts Medicine. The medical group on file is Pratt Medical Group, Inc. - General Medical Associates (General Internal Medicine). Dmand AI also links Dr. Cohen to 1 more home health agency, 1 imaging center and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Brian J. Cohen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Cohen practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Tufts Medical Center | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Tufts Medicine and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Brian J. Cohen is one of 351 nephrologists in Massachusetts
Nephrology is Dr. Cohen's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Cohen is licensed in Massachusetts.
Specialties and state licenses
- Nephrology, MassachusettsPrimary
Nephrologists near Dr. Cohen
Counts of nephrologists 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. Brian J. Cohen billed Medicare for 404 services in 2024
CMS data shows 404 Medicare services from Dr. Cohen across 6 procedure codes in 2024, for 164 Medicare patients. Medicare paid $32,880 for them. Every service was in an office.
Dr. Cohen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3552024: 355No change
- Other services
- 2023: 532024: 2651%
- Tests and treatments
- 2023: 502024: 2354%
- Surgery
- 2023: 1652024: 0100%
Dr. Cohen compared with the Massachusetts median for nephrologists, 2024
- Dr. Cohen
- Massachusetts median
- Medicare services
- 404vs 70142% below
- Medicare patients
- 164vs 28242% below
- Part D claims
- 2,485vs 4715.3 times
Medians across 333 nephrologists in Massachusetts 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.
Need commercial claims for Dr. Cohen?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Cohen and other nephrologists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Brian J. Cohen treated 164 Medicare patients in 2024, average age 77
CMS counts 164 Medicare patients who saw Dr. Cohen in 2024. The largest group is 75 to 84, with 66 patients. 75% of them have high cholesterol, and 65% have high blood pressure. Their average risk score is 1.14, 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 39% women.
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
- Women5936%
- Men10564%
Chronic conditions among Dr. Cohen's Medicare patients, 2024
- High cholesterol75%
- High blood pressure65%
- Arthritis38%
- Ischemic heart disease32%
- Atrial fibrillation29%
- Anxiety16%
- Cancer16%
- Mood disorders15%
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
- Women39%
- Men60%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Brian J. Cohen wrote 3,081 Medicare Part D claims in 2024
In 2024, Dr. Cohen wrote 3,081 Medicare Part D claims for 259 patients. 87% of them were for generic drugs. CMS names the drug for 2,485 of them, across 70 drugs with 11 or more claims each, at $236,610 in total drug cost. In 2023, CMS named 2,445 claims across 72 drugs.
Dr. Cohen's Part D claims by kind of drug, 2024
- Generic2,666 claims87%
- Brand-name403 claims13%
- Other12 claims0%
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
- Opioids4%119 of 3,081 claims
- Antibiotics3%100 of 3,081 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: 2,4452024: 2,4852%
Drugs named by CMS: 70 in 2024, 72 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. Brian J. Cohen offers telehealth to Medicare patients
Dr. Cohen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Cohen as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Brian J. Cohen received $1,351 in industry payments from 2016 to 2024
CMS Open Payments shows 10 general payments to Dr. Cohen from 5 drug and device companies from 2016 to 2024. Travel and lodging make up the largest share, 80% of the total. Kairos Surgical Inc paid the most, $1,275.
General payments to Dr. Cohen by program year, 2016 to 2024
General payments to Dr. Cohen by kind, 2016 to 2024
- Travel and lodging$1,07580%
- Food and beverage$27620%
Companies that paid Dr. Cohen the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Brian J. Cohen graduated from University of North Carolina at Chapel Hill School of Medicine
Dr. Cohen graduated from University of North Carolina at Chapel Hill School of Medicine in 1978.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Brian J. Cohen'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 | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Brian J. 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. Brian J. Cohen's NPI number?
Dr. Brian J. Cohen's NPI number is 1326070954. It was assigned on July 6, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Brian J. Cohen?
Dr. Brian J. Cohen is a nephrologist in Boston, Massachusetts. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Brian J. Cohen practice?
Dr. Cohen practices at 800 Washington Street, Boston, MA 02111. Dr. Cohen's primary practice is Tufts Medical Center in Boston, Massachusetts, part of Tufts Medicine. Dmand AI also links Dr. Cohen to 1 home health agency, 1 imaging center and 1 medical group.
What is Dr. Brian J. Cohen's office phone number?
The practice phone on file for Dr. Cohen is (617) 636-5000.
What is Dr. Brian J. Cohen's medical license number?
Dr. Cohen holds Massachusetts license 52442.
Which hospitals is Dr. Brian J. Cohen affiliated with?
Dr. Cohen practices at Tufts Medical Center in Boston, Massachusetts.
What medical group is Dr. Brian J. Cohen part of?
Dr. Cohen is linked to Pratt Medical Group, Inc. - General Medical Associates (General Internal Medicine). Dmand AI links Dr. Cohen to 1 more medical group.
Does Dr. Brian J. Cohen accept Medicare?
Yes. CMS data shows Dr. Cohen billed Medicare for 404 services in 2024, and Dr. Cohen accepts Medicare assignment.
Does Dr. Brian J. Cohen offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Cohen as offering telehealth services.
How many Medicare patients does Dr. Brian J. Cohen see?
CMS counts 164 Medicare patients who saw Dr. Cohen in 2024, with an average age of 77.
Show 5 more questionsShow fewer questions
What services does Dr. Brian J. Cohen bill to Medicare?
In 2024, Dr. Cohen's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and office visit, established patient (99212).
Where did Dr. Brian J. Cohen go to medical school?
Dr. Cohen graduated from University of North Carolina at Chapel Hill School of Medicine in 1978.
What drugs does Dr. Brian J. Cohen prescribe most?
In 2024 Medicare Part D data, Dr. Cohen's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Eliquis.
Has Dr. Brian J. Cohen received payments from drug or device companies?
CMS Open Payments shows $1,351 in general payments to Dr. Cohen from 5 companies from 2016 to 2024. The largest total came from Kairos Surgical Inc.
How long has Dr. Brian J. Cohen been practicing?
Dr. Cohen graduated from medical school in 1978, 48 years ago.
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