Dr. Eugene J. Rajaratnam, MD
- Medicare services, 2024
- 3,101
- Medicare patients, 2024
- 237
- Part D claims, 2024
- 4,011
- Hospital affiliations
- 2
- Industry payments
- $810
- Practice address
- 90 S Bedford Rd, Mount Kisco, NY 10549
- Practice phone
- Call (914) 241-1050
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Caremount Medical
Mount Kisco, New York
Find Dr. Rajaratnam's professional email, personal email and mobile number
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Dr. Eugene J. Rajaratnam is an internist in Mount Kisco, New York
Dr. Rajaratnam practices at Caremount Medical in Mount Kisco, New York.
Dr. Rajaratnam's NPI, 1356476386, was assigned on February 22, 2007. Dr. Rajaratnam graduated from St. George's University School of Medicine in 1997. Dr. Rajaratnam holds New York license 217845.
- NPI
- 1356476386NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2163678277
- NPI enumeration date
- February 22, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (914) 241-1050
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Eugene J. Rajaratnam practices at Caremount Medical in Mount Kisco, New York
Dr. Rajaratnam's primary practice is Caremount Medical, at 90 S Bedford Rd, Mount Kisco, NY 10549 in Westchester County. The practice phone is (914) 241-1050.
- Caremount Medical90 S Bedford Rd, Mount Kisco, NY 10549 · Westchester CountyPhone(914) 241-1050
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Eugene J. Rajaratnam is affiliated with 7 sites of care and 1 medical group
Dr. Rajaratnam's primary practice is Caremount Medical in Mount Kisco, New York. Dr. Rajaratnam is also affiliated with Northern Westchester Hospital. The medical group on file is CareMount Medical. Dmand AI also links Dr. Rajaratnam to 1 more hospital, 2 skilled nursing facilities, 1 group practice or clinic and 1 home health agency, 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. Eugene J. Rajaratnam's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Rajaratnam practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Caremount Medical | Available with a free account |
| +6 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Eugene J. Rajaratnam is one of 9,643 internists in New York
Internal medicine is Dr. Rajaratnam's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Rajaratnam is licensed in New York.
Specialties and state licenses
- Internal medicine, New YorkPrimary
Internists near Dr. Rajaratnam
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. Eugene J. Rajaratnam billed Medicare for 3,101 services in 2024
CMS data shows 3,101 Medicare services from Dr. Rajaratnam across 31 procedure codes in 2024, for 237 Medicare patients. Medicare paid $118,264 for them. Every service was in an office.
Dr. Rajaratnam's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 2,1972024: 1,66524%
- Office and hospital visits
- 2023: 6662024: 6187%
- Surgery
- 2023: 3412024: 3274%
- Other services
- 2023: 2192024: 29133%
- Tests and treatments
- 2023: 1412024: 20042%
Dr. Rajaratnam compared with the New York median for internists, 2024
- Dr. Rajaratnam
- New York median
- Medicare services
- 3,101vs 4267.3 times
- Medicare patients
- 237vs 15850% above
- Part D claims
- 3,401vs 6225.5 times
Medians across 9,428 internists in New York with Dmand AI profiles that report each measure.
Dr. Rajaratnam'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. Rajaratnam?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Rajaratnam and other internists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Eugene J. Rajaratnam treated 237 Medicare patients in 2024, average age 73
CMS counts 237 Medicare patients who saw Dr. Rajaratnam in 2024. The largest group is 65 to 74, with 125 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 8% are also on Medicaid. Their average risk score is 1.07, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Rajaratnam's median patient age at 55, with 40% women.
Dr. Rajaratnam's Medicare patients by age, 2024
Dr. Rajaratnam's Medicare patients by sex, 2024
- Women10444%
- Men13356%
Chronic conditions among Dr. Rajaratnam's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis44%
- Ischemic heart disease29%
- Diabetes28%
- Anxiety25%
- Mood disorders24%
- Depression22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Rajaratnam's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 55
Patient panel by sex, all payers
- Women40%
- Men56%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Eugene J. Rajaratnam wrote 4,011 Medicare Part D claims in 2024
In 2024, Dr. Rajaratnam wrote 4,011 Medicare Part D claims for 395 patients. 87% of them were for generic drugs. CMS names the drug for 3,401 of them, across 74 drugs with 11 or more claims each, at $490,342 in total drug cost. In 2023, CMS named 2,889 claims across 68 drugs.
Dr. Rajaratnam's Part D claims by kind of drug, 2024
- Generic3,496 claims87%
- Brand-name500 claims12%
- Other15 claims0%
Dr. Rajaratnam'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. Rajaratnam's Part D claims, 2024
- Opioids2%66 of 4,011 claims
- Antibiotics1%51 of 4,011 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: 2,8892024: 3,40118%
Drugs named by CMS: 74 in 2024, 68 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. Eugene J. Rajaratnam offers telehealth to Medicare patients
Dr. Rajaratnam accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Rajaratnam as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Eugene J. Rajaratnam received $810 in industry payments from 2016 to 2025
CMS Open Payments shows 55 general payments to Dr. Rajaratnam from 9 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 98% of the total. Janssen Pharmaceuticals, Inc paid the most, $365.
General payments to Dr. Rajaratnam by program year, 2016 to 2025
General payments to Dr. Rajaratnam by kind, 2016 to 2025
- Food and beverage$79798%
- Education$142%
Companies that paid Dr. Rajaratnam 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. Eugene J. Rajaratnam graduated from St. George's University School of Medicine
Dr. Rajaratnam graduated from St. George's University School of Medicine in 1997.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Eugene J. Rajaratnam'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. Eugene J. Rajaratnam
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What is Dr. Eugene J. Rajaratnam's NPI number?
Dr. Eugene J. Rajaratnam's NPI number is 1356476386. It was assigned on February 22, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Eugene J. Rajaratnam?
Dr. Eugene J. Rajaratnam is an internist in Mount Kisco, New York. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Eugene J. Rajaratnam practice?
Dr. Rajaratnam practices at 90 S Bedford Rd, Mount Kisco, NY 10549. Dr. Rajaratnam's primary practice is Caremount Medical in Mount Kisco, New York. Dmand AI also links Dr. Rajaratnam to 1 hospital, 2 skilled nursing facilities, 1 group practice or clinic and 1 home health agency.
What is Dr. Eugene J. Rajaratnam's office phone number?
The practice phone on file for Dr. Rajaratnam is (914) 241-1050.
What is Dr. Eugene J. Rajaratnam's medical license number?
Dr. Rajaratnam holds New York license 217845.
Which hospitals is Dr. Eugene J. Rajaratnam affiliated with?
Dr. Rajaratnam is affiliated with Northern Westchester Hospital. Dmand AI links Dr. Rajaratnam to 1 more hospital.
What medical group is Dr. Eugene J. Rajaratnam part of?
Dr. Rajaratnam is linked to CareMount Medical.
Does Dr. Eugene J. Rajaratnam accept Medicare?
Yes. CMS data shows Dr. Rajaratnam billed Medicare for 3,101 services in 2024, and Dr. Rajaratnam accepts Medicare assignment.
Does Dr. Eugene J. Rajaratnam offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Rajaratnam as offering telehealth services.
How many Medicare patients does Dr. Eugene J. Rajaratnam see?
CMS counts 237 Medicare patients who saw Dr. Rajaratnam in 2024, with an average age of 73.
Show 5 more questionsShow fewer questions
What services does Dr. Eugene J. Rajaratnam bill to Medicare?
In 2024, Dr. Rajaratnam's most billed Medicare services were office visit, established patient (99214), surgery: heart and blood vessels (36415) and lab and pathology test (80053).
Where did Dr. Eugene J. Rajaratnam go to medical school?
Dr. Rajaratnam graduated from St. George's University School of Medicine in 1997.
What drugs does Dr. Eugene J. Rajaratnam prescribe most?
In 2024 Medicare Part D data, Dr. Rajaratnam's most prescribed drugs by claims were Atorvastatin Calcium, Losartan Potassium and Metformin HCl.
Has Dr. Eugene J. Rajaratnam received payments from drug or device companies?
CMS Open Payments shows $810 in general payments to Dr. Rajaratnam from 9 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Eugene J. Rajaratnam been practicing?
Dr. Rajaratnam graduated from medical school in 1997, 29 years ago.
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