Dr. Richard Marc Diamond, MD
- Medicare services, 2024
- 1,457
- Medicare patients, 2024
- 190
- Part D claims, 2024
- 1,028
- Hospital affiliations
- 3
- Industry payments
- $23,016
- Practice address
- 375 Windsor Hwy, New Windsor, NY 12553
- Practice phone
- Call (845) 565-1771
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Prestige Physicians Services
New Windsor, New York
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Dr. Richard Marc Diamond is a hematologist and oncologist in New Windsor, New York
Dr. Diamond practices at Prestige Physicians Services in New Windsor, New York.
Dr. Diamond's NPI, 1316053952, was assigned on August 23, 2006. Dr. Diamond graduated from New York Medical College in 1977. Dr. Diamond holds New York license 136654.
- NPI
- 1316053952NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0143222703
- NPI enumeration date
- August 23, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (845) 565-1771
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 75
- Medical school graduation
- 1977
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Richard Marc Diamond practices at Prestige Physicians Services in New Windsor, New York
Dr. Diamond's primary practice is Prestige Physicians Services, at 375 Windsor Hwy, New Windsor, NY 12553 in Orange County. The practice phone is (845) 565-1771.
- Prestige Physicians Services375 Windsor Hwy, New Windsor, NY 12553 · Orange CountyPhone(845) 565-1771
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Richard Marc Diamond is affiliated with 6 sites of care
Dr. Diamond's primary practice is Prestige Physicians Services in New Windsor, New York. Dr. Diamond is also affiliated with Vassar Brothers Medical Center. Dmand AI also links Dr. Diamond to 2 more hospitals and 2 physician offices, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Richard Marc Diamond's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Diamond practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Prestige Physicians Services | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Richard Marc Diamond is one of 996 hematologists and oncologists in New York
Hematology and oncology is Dr. Diamond's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Diamond is licensed in New York.
Specialties and state licenses
- Hematology and oncology, New YorkPrimary
Hematologists and oncologists near Dr. Diamond
Counts of hematologists and oncologists 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. Richard Marc Diamond billed Medicare for 1,457 services in 2024
CMS data shows 1,457 Medicare services from Dr. Diamond across 6 procedure codes in 2024, for 190 Medicare patients. Medicare paid $62,561 for them. Every service was in an office.
Dr. Diamond's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,2462024: 87929%
- Drugs given in the office
- 2023: 6342024: 44630%
- Tests and treatments
- 2023: 3232024: 13259%
Dr. Diamond compared with the New York median for hematologists and oncologists, 2024
- Dr. Diamond
- New York median
- Medicare services
- 1,457vs 6682.2 times
- Medicare patients
- 190vs 21010% below
- Part D claims
- 685vs 2582.7 times
Medians across 940 hematologists and oncologists in New York with Dmand AI profiles that report each measure.
Dr. Diamond'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. Richard Marc Diamond treated 190 Medicare patients in 2024, average age 76
CMS counts 190 Medicare patients who saw Dr. Diamond in 2024. The largest group is 75 to 84, with 81 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 9% are also on Medicaid. Their average risk score is 1.38, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Diamond's median patient age at 72, with 56% women.
Dr. Diamond's Medicare patients by age, 2024
Dr. Diamond's Medicare patients by sex, 2024
- Women11058%
- Men8042%
Chronic conditions among Dr. Diamond's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes45%
- Arthritis44%
- Cancer39%
- Ischemic heart disease34%
- Chronic kidney disease25%
- Anxiety22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Diamond's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women56%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Richard Marc Diamond wrote 1,028 Medicare Part D claims in 2024
In 2024, Dr. Diamond wrote 1,028 Medicare Part D claims for 124 patients. 80% of them were for generic drugs. CMS names the drug for 685 of them, across 32 drugs with 11 or more claims each, at $718,512 in total drug cost. In 2023, CMS named 1,039 claims across 45 drugs.
Dr. Diamond's Part D claims by kind of drug, 2024
- Generic827 claims80%
- Brand-name and other201 claims20%
Dr. Diamond'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. Diamond's Part D claims, 2024
- Antibiotics4%46 of 1,028 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: 1,0392024: 68534%
Drugs named by CMS: 32 in 2024, 45 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
How Dr. Richard Marc Diamond takes part in Medicare
Dr. Diamond 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. Richard Marc Diamond received $23,016 in industry payments from 2016 to 2025
CMS Open Payments shows 1,173 general payments to Dr. Diamond from 62 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 86% of the total. AstraZeneca Pharmaceuticals LP paid the most, $3,678.
General payments to Dr. Diamond by program year, 2016 to 2025
General payments to Dr. Diamond by kind, 2016 to 2025
- Food and beverage$19,80286%
- Education$1,6827%
- Device or supply loans$1,5317%
Companies that paid Dr. Diamond 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. Richard Marc Diamond graduated from New York Medical College
Dr. Diamond graduated from New York Medical College in 1977.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Richard Marc Diamond'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 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. Richard Marc Diamond
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. Richard Marc Diamond's NPI number?
Dr. Richard Marc Diamond's NPI number is 1316053952. It was assigned on August 23, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Richard Marc Diamond?
Dr. Richard Marc Diamond is a hematologist and oncologist in New Windsor, New York. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Richard Marc Diamond practice?
Dr. Diamond practices at 375 Windsor Hwy, New Windsor, NY 12553. Dr. Diamond's primary practice is Prestige Physicians Services in New Windsor, New York. Dmand AI also links Dr. Diamond to 2 hospitals and 2 physician offices.
What is Dr. Richard Marc Diamond's office phone number?
The practice phone on file for Dr. Diamond is (845) 565-1771.
What is Dr. Richard Marc Diamond's medical license number?
Dr. Diamond holds New York license 136654.
Which hospitals is Dr. Richard Marc Diamond affiliated with?
Dr. Diamond is affiliated with Vassar Brothers Medical Center. Dmand AI links Dr. Diamond to 2 more hospitals.
Does Dr. Richard Marc Diamond accept Medicare?
Yes. CMS data shows Dr. Diamond billed Medicare for 1,457 services in 2024, and Dr. Diamond accepts Medicare assignment.
How many Medicare patients does Dr. Richard Marc Diamond see?
CMS counts 190 Medicare patients who saw Dr. Diamond in 2024, with an average age of 76.
What services does Dr. Richard Marc Diamond bill to Medicare?
In 2024, Dr. Diamond's most billed Medicare services were office visit, established patient (99213), injected or infused drug (J7050) and infusion or chemotherapy administration (96372).
Where did Dr. Richard Marc Diamond go to medical school?
Dr. Diamond graduated from New York Medical College in 1977.
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What drugs does Dr. Richard Marc Diamond prescribe most?
In 2024 Medicare Part D data, Dr. Diamond's most prescribed drugs by claims were Procrit, Atorvastatin Calcium and Levothyroxine Sodium.
Has Dr. Richard Marc Diamond received payments from drug or device companies?
CMS Open Payments shows $23,016 in general payments to Dr. Diamond from 62 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Richard Marc Diamond been practicing?
Dr. Diamond graduated from medical school in 1977, 49 years ago.
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