Dr. Daniel D. Buff, MD
- Medicare services, 2024
- 7,598
- Medicare patients, 2024
- 506
- Part D claims, 2024
- 27,165
- MIPS score, 2024
- 75
- Hospital affiliations
- 1
- Practice address
- 327 Beach 19th Street, Far Rockaway, NY 11691
- Practice phone
- Call (718) 869-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Buff'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 D. Buff is an internist in Far Rockaway, New York
Dr. Buff practices at St. John's Episcopal Hospital in Far Rockaway, New York, part of Episcopal Health Services.
Dr. Buff's NPI, 1033202544, was assigned on October 2, 2006. Dr. Buff graduated from New York University Grossman School of Medicine in 1984. Dr. Buff holds New York license 165707-1.
- NPI
- 1033202544NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4284655945
- NPI enumeration date
- October 2, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (718) 869-7000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 68
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Daniel D. Buff practices at St. John's Episcopal Hospital in Far Rockaway, New York
Dr. Buff's primary practice is St. John's Episcopal Hospital, at 327 Beach 19th Street, Far Rockaway, NY 11691 in Queens County. The practice phone is (718) 869-7000.
- St. John's Episcopal Hospital327 Beach 19th Street, Far Rockaway, NY 11691 · Queens CountyPhone(718) 869-7000
Source: Dmand AI Affiliation Data
Dr. Daniel D. Buff is affiliated with 8 sites of care
Dr. Buff's primary practice is St. John's Episcopal Hospital in Far Rockaway, New York, part of Episcopal Health Services. Dmand AI also links Dr. Buff to 5 skilled nursing facilities, 1 home health agency and 1 hospice, 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. Daniel D. Buff's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Buff practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St. John's Episcopal Hospital | Available with a free account |
| +7 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 Episcopal Health Services and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Daniel D. Buff is one of 9,643 internists in New York
Internal medicine is Dr. Buff's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Buff is licensed in New York.
Specialties and state licenses
- Internal medicine, New YorkPrimary
Internists near Dr. Buff
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 D. Buff billed Medicare for 7,598 services in 2024
CMS data shows 7,598 Medicare services from Dr. Buff across 11 procedure codes in 2024, for 506 Medicare patients. Medicare paid $653,873 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Buff's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 8,0082024: 7,5985%
Dr. Buff compared with the New York median for internists, 2024
- Dr. Buff
- New York median
- Medicare services
- 7,598vs 42617.8 times
- Medicare patients
- 506vs 1583.2 times
- Part D claims
- 26,428vs 62242.5 times
Medians across 9,428 internists in New York with Dmand AI profiles that report each measure.
Dr. Buff'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Daniel D. Buff treated 506 Medicare patients in 2024, average age 75
CMS counts 506 Medicare patients who saw Dr. Buff in 2024. The largest group is 65 to 74, with 199 patients. 75% of them have diabetes, and 75% have high blood pressure. 94% are also on Medicaid. Their average risk score is 3.37, 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. Buff's median patient age at 73, with 44% women.
Dr. Buff's Medicare patients by age, 2024
Dr. Buff's Medicare patients by sex, 2024
- Women23947%
- Men26753%
Chronic conditions among Dr. Buff's Medicare patients, 2024
- Diabetes75%
- High blood pressure75%
- High cholesterol75%
- Mood disorders65%
- Alzheimer's and dementia64%
- Ischemic heart disease57%
- Depression56%
- Schizophrenia and other psychoses51%
Share of Medicare patients with each condition. A patient can have several.
Dr. Buff's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women44%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Daniel D. Buff wrote 27,165 Medicare Part D claims in 2024
In 2024, Dr. Buff wrote 27,165 Medicare Part D claims for 391 patients. 86% of them were for generic drugs. CMS names the drug for 26,428 of them, across 257 drugs with 11 or more claims each, at $1,721,373 in total drug cost. In 2023, CMS named 25,706 claims across 247 drugs.
Dr. Buff's Part D claims by kind of drug, 2024
- Generic23,380 claims86%
- Brand-name3,736 claims14%
- Other49 claims0%
Dr. Buff'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. Buff's Part D claims, 2024
- Opioids1%184 of 27,165 claims
- Antibiotics2%434 of 27,165 claims
- Antipsychotics, patients 65 and over7%1,826 of 27,165 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: 25,7062024: 26,4283%
Drugs named by CMS: 257 in 2024, 247 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 D. Buff scored 75 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Buff for performance year 2024, reported individually. Dr. Buff accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
- MIPS final score, 2024
- 75 of 100
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Daniel D. Buff received $295 in industry payments from 2016 to 2021
CMS Open Payments shows 29 general payments to Dr. Buff from 4 drug and device companies from 2016 to 2021. Food and beverage make up the largest share, 100% of the total. Sunovion Pharmaceuticals Inc. paid the most, $202.
General payments to Dr. Buff by program year, 2016 to 2021
Companies that paid Dr. Buff the most, 2016 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Daniel D. Buff graduated from New York University Grossman School of Medicine
Dr. Buff graduated from New York University Grossman School of Medicine in 1984.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Daniel D. Buff'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)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 D. Buff
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 D. Buff's NPI number?
Dr. Daniel D. Buff's NPI number is 1033202544. It was assigned on October 2, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Daniel D. Buff?
Dr. Daniel D. Buff is an internist in Far Rockaway, New York. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Daniel D. Buff practice?
Dr. Buff practices at 327 Beach 19th Street, Far Rockaway, NY 11691. Dr. Buff's primary practice is St. John's Episcopal Hospital in Far Rockaway, New York, part of Episcopal Health Services. Dmand AI also links Dr. Buff to 5 skilled nursing facilities, 1 home health agency and 1 hospice.
What is Dr. Daniel D. Buff's office phone number?
The practice phone on file for Dr. Buff is (718) 869-7000.
What is Dr. Daniel D. Buff's medical license number?
Dr. Buff holds New York license 165707-1.
Which hospitals is Dr. Daniel D. Buff affiliated with?
Dr. Buff practices at St. John's Episcopal Hospital in Far Rockaway, New York.
Does Dr. Daniel D. Buff accept Medicare?
Yes. CMS data shows Dr. Buff billed Medicare for 7,598 services in 2024, and Dr. Buff accepts Medicare assignment.
What is Dr. Daniel D. Buff's MIPS score?
Dr. Buff's MIPS final score for performance year 2024 is 75 out of 100, reported individually.
How many Medicare patients does Dr. Daniel D. Buff see?
CMS counts 506 Medicare patients who saw Dr. Buff in 2024, with an average age of 75.
What services does Dr. Daniel D. Buff bill to Medicare?
In 2024, Dr. Buff's most billed Medicare services were hospital inpatient care (99232), nursing facility care (99309) and hospital inpatient care (99223).
Show 4 more questionsShow fewer questions
Where did Dr. Daniel D. Buff go to medical school?
Dr. Buff graduated from New York University Grossman School of Medicine in 1984.
What drugs does Dr. Daniel D. Buff prescribe most?
In 2024 Medicare Part D data, Dr. Buff's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Furosemide.
Has Dr. Daniel D. Buff received payments from drug or device companies?
CMS Open Payments shows $295 in general payments to Dr. Buff from 4 companies from 2016 to 2021. The largest total came from Sunovion Pharmaceuticals Inc.
How long has Dr. Daniel D. Buff been practicing?
Dr. Buff graduated from medical school in 1984, 42 years ago.
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