Dr. Dhanasekaran Ramasamy, MD
- Medicare services, 2024
- 2,612
- Medicare patients, 2024
- 594
- Part D claims, 2024
- 873
- Publications
- 4
- MIPS score, 2024
- 75
- Practice address
- 1201 Morris Avenue, Union, NJ 07083
- Practice phone
- Call (908) 686-0066
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Endo Surgi Center
Surgery Center - Medicare-Certified · Union, New Jersey
Find Dr. Ramasamy's professional email, personal email and mobile number
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Dr. Dhanasekaran Ramasamy is a gastroenterologist in Union, New Jersey
Dr. Ramasamy practices at Endo Surgi Center in Union, New Jersey.
Dr. Ramasamy's NPI, 1689875700, was assigned on May 29, 2007. Dr. Ramasamy graduated from Madras Medical College in 1997. Dr. Ramasamy holds New Jersey license 25MA08237900.
- NPI
- 1689875700NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5294829669
- NPI enumeration date
- May 29, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (908) 686-0066
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 57
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Dhanasekaran Ramasamy practices at Endo Surgi Center in Union, New Jersey
Dr. Ramasamy's primary practice is Endo Surgi Center, at 1201 Morris Avenue, Union, NJ 07083. The practice phone is (908) 686-0066.
- Endo Surgi Center1201 Morris Avenue, Union, NJ 07083Phone(908) 686-0066
Source: Dmand AI Affiliation Data
Dr. Dhanasekaran Ramasamy is affiliated with 5 sites of care and 2 medical groups
Dr. Ramasamy's primary practice is Endo Surgi Center in Union, New Jersey. Dr. Ramasamy is also affiliated with Overlook Medical Center. The medical group on file is Allied Digestive Health. Dmand AI also links Dr. Ramasamy to 1 more hospital, 2 group practices and clinics 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. Dhanasekaran Ramasamy's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ramasamy practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Endo Surgi Center | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Dhanasekaran Ramasamy is one of 691 gastroenterologists in New Jersey
Gastroenterology is Dr. Ramasamy's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Ramasamy is licensed in New Jersey.
Specialties and state licenses
- Gastroenterology, New JerseyPrimary
Gastroenterologists near Dr. Ramasamy
Counts of gastroenterologists 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. Dhanasekaran Ramasamy billed Medicare for 2,612 services in 2024
CMS data shows 2,612 Medicare services from Dr. Ramasamy across 17 procedure codes in 2024, for 594 Medicare patients. Medicare paid $209,506 for them.
Dr. Ramasamy's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,9032024: 2,11011%
- Surgery
- 2023: 4702024: 4904%
- Imaging
- 2023: 02024: 12
- Other services
- 2023: 132024: 0100%
Where Dr. Ramasamy's Medicare services took place, 2024
- In an office40215%
- In a facility2,21085%
Dr. Ramasamy compared with the New Jersey median for gastroenterologists, 2024
- Dr. Ramasamy
- New Jersey median
- Medicare services
- 2,612vs 6853.8 times
- Medicare patients
- 594vs 37558% above
- Part D claims
- 768vs 61126% above
Medians across 674 gastroenterologists in New Jersey with Dmand AI profiles that report each measure.
Dr. Ramasamy'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. Dhanasekaran Ramasamy treated 594 Medicare patients in 2024, average age 75
CMS counts 594 Medicare patients who saw Dr. Ramasamy in 2024. The largest group is 65 to 74, with 212 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 22% are also on Medicaid. Their average risk score is 2.37, 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. Ramasamy's median patient age at 66, with 50% women.
Dr. Ramasamy's Medicare patients by age, 2024
Dr. Ramasamy's Medicare patients by sex, 2024
- Women32755%
- Men26745%
Chronic conditions among Dr. Ramasamy's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes59%
- Arthritis47%
- Ischemic heart disease45%
- Chronic kidney disease40%
- Heart failure34%
- Mood disorders34%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ramasamy's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women50%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Dhanasekaran Ramasamy wrote 873 Medicare Part D claims in 2024
In 2024, Dr. Ramasamy wrote 873 Medicare Part D claims for 390 patients. 79% of them were for generic drugs. CMS names the drug for 768 of them, across 11 drugs with 11 or more claims each, at $133,913 in total drug cost. In 2023, CMS named 876 claims across 14 drugs.
Dr. Ramasamy's Part D claims by kind of drug, 2024
- Generic694 claims79%
- Brand-name179 claims21%
Dr. Ramasamy'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. Ramasamy's Part D claims, 2024
- Antibiotics6%56 of 873 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: 8762024: 76812%
Drugs named by CMS: 11 in 2024, 14 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. Dhanasekaran Ramasamy 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. Ramasamy for performance year 2024, reported as part of a group. Dr. Ramasamy accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Ramasamy as offering telehealth. CMS counts 332 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Ramasamy, more than 96% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- MIPS final score, 2024
- 75 of 100
Where Dr. Ramasamy ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 96th percentile332 procedures
- Colonoscopy
- 78th percentile91 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Dhanasekaran Ramasamy has 4 publications on record
Dmand AI links 4 papers to Dr. Ramasamy, published from 2018 to 2022. 2022 was the busiest year, with 2. Dr. Ramasamy has published most often in Cureus. Dr. Ramasamy's most frequent co-authors are Abhishek Bhurwal, MD, Muhammad M. Haq, MD and Sunil Sapru, MD.
Dr. Ramasamy's papers by year, 2018 to 2022
Dr. Ramasamy's most frequent co-authors
Recent publications by Dr. Ramasamy
See who Dr. Ramasamy researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ramasamy works with, so you can find a warm path to the right gastroenterologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Dhanasekaran Ramasamy received $4,974 in industry payments from 2016 to 2025
CMS Open Payments shows 103 general payments to Dr. Ramasamy from 23 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $785.
General payments to Dr. Ramasamy by program year, 2016 to 2025
Companies that paid Dr. Ramasamy 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. Dhanasekaran Ramasamy graduated from Madras Medical College
Dr. Ramasamy graduated from Madras Medical College in 1997.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Dhanasekaran Ramasamy'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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Dhanasekaran Ramasamy
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. Dhanasekaran Ramasamy's NPI number?
Dr. Dhanasekaran Ramasamy's NPI number is 1689875700. It was assigned on May 29, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Dhanasekaran Ramasamy?
Dr. Dhanasekaran Ramasamy is a gastroenterologist in Union, New Jersey. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Dhanasekaran Ramasamy practice?
Dr. Ramasamy practices at 1201 Morris Avenue, Union, NJ 07083. Dr. Ramasamy's primary practice is Endo Surgi Center in Union, New Jersey. Dmand AI also links Dr. Ramasamy to 1 hospital, 2 group practices and clinics and 1 medical group.
What is Dr. Dhanasekaran Ramasamy's office phone number?
The practice phone on file for Dr. Ramasamy is (908) 686-0066.
What is Dr. Dhanasekaran Ramasamy's medical license number?
Dr. Ramasamy holds New Jersey license 25MA08237900.
Which hospitals is Dr. Dhanasekaran Ramasamy affiliated with?
Dr. Ramasamy is affiliated with Overlook Medical Center. Dmand AI links Dr. Ramasamy to 1 more hospital.
What medical group is Dr. Dhanasekaran Ramasamy part of?
Dr. Ramasamy is linked to Allied Digestive Health. Dmand AI links Dr. Ramasamy to 1 more medical group.
Does Dr. Dhanasekaran Ramasamy accept Medicare?
Yes. CMS data shows Dr. Ramasamy billed Medicare for 2,612 services in 2024, and Dr. Ramasamy accepts Medicare assignment.
Does Dr. Dhanasekaran Ramasamy offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Ramasamy as offering telehealth services.
What is Dr. Dhanasekaran Ramasamy's MIPS score?
Dr. Ramasamy's MIPS final score for performance year 2024 is 75 out of 100, reported as part of a group.
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How many Medicare patients does Dr. Dhanasekaran Ramasamy see?
CMS counts 594 Medicare patients who saw Dr. Ramasamy in 2024, with an average age of 75.
What services does Dr. Dhanasekaran Ramasamy bill to Medicare?
In 2024, Dr. Ramasamy's most billed Medicare services were hospital inpatient care (99231), hospital inpatient care (99232) and office visit, established patient (99214).
Where did Dr. Dhanasekaran Ramasamy go to medical school?
Dr. Ramasamy graduated from Madras Medical College in 1997.
What drugs does Dr. Dhanasekaran Ramasamy prescribe most?
In 2024 Medicare Part D data, Dr. Ramasamy's most prescribed drugs by claims were Pantoprazole Sodium, Metoclopramide HCl and Sod Sulf-Potass Sulf-Mag Sulf.
Has Dr. Dhanasekaran Ramasamy received payments from drug or device companies?
CMS Open Payments shows $4,974 in general payments to Dr. Ramasamy from 23 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Dhanasekaran Ramasamy been practicing?
Dr. Ramasamy graduated from medical school in 1997, 29 years ago.
Does Dr. Dhanasekaran Ramasamy do research?
Dmand AI links 4 publications to Dr. Ramasamy, published from 2018 to 2022.
Who does Dr. Dhanasekaran Ramasamy publish with?
Dr. Ramasamy's most frequent co-authors are Abhishek Bhurwal, MD (1 shared paper), Muhammad M. Haq, MD (1 shared paper) and Sunil Sapru, MD (1 shared paper).
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