Dr. Daniel Charnoff, MD
- Medicare services, 2024
- 4,931
- Medicare patients, 2024
- 422
- Part D claims, 2024
- 6,213
- MIPS score, 2024
- 80
- Hospital affiliations
- 2
- Practice address
- 2985 Quentin Rd, Brooklyn, NY 11229
- Practice phone
- Call (718) 338-2283
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Paul K. Wein MD
Brooklyn, New York
Find Dr. Charnoff's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Daniel Charnoff is an internist in Brooklyn, New York
Dr. Charnoff practices at Paul K. Wein MD in Brooklyn, New York.
Dr. Charnoff's NPI, 1922006832, was assigned on July 13, 2005. Dr. Charnoff graduated from State University of New York Downstate Medical Center in 1979. Dr. Charnoff holds New York license 143191.
- NPI
- 1922006832NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7618046566
- NPI enumeration date
- July 13, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (718) 338-2283
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 73
- Medical school graduation
- 1979
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Daniel Charnoff practices at Paul K. Wein MD in Brooklyn, New York
Dr. Charnoff's primary practice is Paul K. Wein MD, at 2985 Quentin Rd, Brooklyn, NY 11229 in Kings County. The practice phone is (718) 338-2283.
- Paul K. Wein MD2985 Quentin Rd, Brooklyn, NY 11229 · Kings CountyPhone(718) 338-2283
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Daniel Charnoff is affiliated with 9 sites of care and 1 medical group
Dr. Charnoff's primary practice is Paul K. Wein MD in Brooklyn, New York. Dr. Charnoff is also affiliated with Tisch Hospital. The medical group on file is Paul K Wein MD PC. Dmand AI also links Dr. Charnoff to 1 more hospital, 4 home health agencies, 1 group practice or clinic and 1 skilled nursing facility, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Daniel Charnoff's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Charnoff practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Paul K. Wein MD | Available with a free account |
| +8 more affiliated sites | 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 each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Daniel Charnoff is one of 9,643 internists in New York
Internal medicine is Dr. Charnoff's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Charnoff is licensed in New York.
Specialties and state licenses
- Internal medicine, New YorkPrimary
Internists near Dr. Charnoff
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. Daniel Charnoff billed Medicare for 4,931 services in 2024
CMS data shows 4,931 Medicare services from Dr. Charnoff across 29 procedure codes in 2024, for 422 Medicare patients. Medicare paid $176,074 for them.
Dr. Charnoff's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 3,0562024: 2,14230%
- Office and hospital visits
- 2023: 1,4422024: 1,3775%
- Surgery
- 2023: 6912024: 6742%
- Tests and treatments
- 2023: 5012024: 4824%
- Other services
- 2023: 2332024: 25610%
Where Dr. Charnoff's Medicare services took place, 2024
- In an office4,52492%
- In a facility4078%
Dr. Charnoff compared with the New York median for internists, 2024
- Dr. Charnoff
- New York median
- Medicare services
- 4,931vs 42611.6 times
- Medicare patients
- 422vs 1582.7 times
- Part D claims
- 5,427vs 6228.7 times
Medians across 9,428 internists in New York with Dmand AI profiles that report each measure.
Dr. Charnoff'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. Charnoff?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Charnoff and other internists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Daniel Charnoff treated 422 Medicare patients in 2024, average age 76
CMS counts 422 Medicare patients who saw Dr. Charnoff in 2024. The largest group is 65 to 74, with 163 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 22% are also on Medicaid. Their average risk score is 1.80, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Charnoff's median patient age at 67, with 51% women.
Dr. Charnoff's Medicare patients by age, 2024
Dr. Charnoff's Medicare patients by sex, 2024
- Women23355%
- Men18945%
Chronic conditions among Dr. Charnoff's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes65%
- Ischemic heart disease46%
- Arthritis42%
- Anxiety27%
- Stroke or TIA25%
- Chronic kidney disease22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Charnoff's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women51%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Daniel Charnoff wrote 6,213 Medicare Part D claims in 2024
In 2024, Dr. Charnoff wrote 6,213 Medicare Part D claims for 485 patients. 85% of them were for generic drugs. CMS names the drug for 5,427 of them, across 103 drugs with 11 or more claims each, at $606,240 in total drug cost. In 2023, CMS named 5,356 claims across 96 drugs.
Dr. Charnoff's Part D claims by kind of drug, 2024
- Generic5,290 claims85%
- Brand-name841 claims14%
- Other82 claims1%
Dr. Charnoff'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. Charnoff's Part D claims, 2024
- Opioids1%81 of 6,213 claims
- Antibiotics3%158 of 6,213 claims
- Antipsychotics, patients 65 and over0%29 of 6,213 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: 5,3562024: 5,4271%
Drugs named by CMS: 103 in 2024, 96 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. Daniel Charnoff scored 80 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 80 out of 100 for Dr. Charnoff for performance year 2024, reported individually. Dr. Charnoff accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Charnoff's MIPS scores, performance year 2024
- 80of 100Final score
- 55.1of 100Quality
- 40of 100Improvement Activities
- 81of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Daniel Charnoff received $4,831 in industry payments from 2016 to 2025
CMS Open Payments shows 165 general payments to Dr. Charnoff from 25 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Bristol-Myers Squibb Company paid the most, $1,542.
General payments to Dr. Charnoff by program year, 2016 to 2025
Companies that paid Dr. Charnoff 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. Daniel Charnoff graduated from State University of New York Downstate Medical Center
Dr. Charnoff graduated from State University of New York Downstate Medical Center in 1979.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Daniel Charnoff'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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)Clinician Public Reporting: Overall MIPS Performance (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. Daniel Charnoff
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. Daniel Charnoff's NPI number?
Dr. Daniel Charnoff's NPI number is 1922006832. It was assigned on July 13, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Daniel Charnoff?
Dr. Daniel Charnoff is an internist in Brooklyn, New York. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Daniel Charnoff practice?
Dr. Charnoff practices at 2985 Quentin Rd, Brooklyn, NY 11229. Dr. Charnoff's primary practice is Paul K. Wein MD in Brooklyn, New York. Dmand AI also links Dr. Charnoff to 1 hospital, 4 home health agencies, 1 group practice or clinic and 1 skilled nursing facility.
What is Dr. Daniel Charnoff's office phone number?
The practice phone on file for Dr. Charnoff is (718) 338-2283.
What is Dr. Daniel Charnoff's medical license number?
Dr. Charnoff holds New York license 143191.
Which hospitals is Dr. Daniel Charnoff affiliated with?
Dr. Charnoff is affiliated with Tisch Hospital. Dmand AI links Dr. Charnoff to 1 more hospital.
What medical group is Dr. Daniel Charnoff part of?
Dr. Charnoff is linked to Paul K Wein MD PC.
Does Dr. Daniel Charnoff accept Medicare?
Yes. CMS data shows Dr. Charnoff billed Medicare for 4,931 services in 2024, and Dr. Charnoff accepts Medicare assignment.
What is Dr. Daniel Charnoff's MIPS score?
Dr. Charnoff's MIPS final score for performance year 2024 is 80 out of 100, reported individually.
How many Medicare patients does Dr. Daniel Charnoff see?
CMS counts 422 Medicare patients who saw Dr. Charnoff in 2024, with an average age of 76.
Show 5 more questionsShow fewer questions
What services does Dr. Daniel Charnoff bill to Medicare?
In 2024, Dr. Charnoff's most billed Medicare services were office visit, established patient (99213), surgery: heart and blood vessels (36415) and lab and pathology test (80053).
Where did Dr. Daniel Charnoff go to medical school?
Dr. Charnoff graduated from State University of New York Downstate Medical Center in 1979.
What drugs does Dr. Daniel Charnoff prescribe most?
In 2024 Medicare Part D data, Dr. Charnoff's most prescribed drugs by claims were Amlodipine Besylate, Atorvastatin Calcium and Losartan Potassium.
Has Dr. Daniel Charnoff received payments from drug or device companies?
CMS Open Payments shows $4,831 in general payments to Dr. Charnoff from 25 companies from 2016 to 2025. The largest total came from Bristol-Myers Squibb Company.
How long has Dr. Daniel Charnoff been practicing?
Dr. Charnoff graduated from medical school in 1979, 47 years ago.
Selling to internal medicine practices?
See internists in New York by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card