Dr. Venkat Sundaram Ramanan, MD
- Medicare services, 2023
- 490
- Part D claims, 2023
- 497
- Publications
- 27
- Industry payments
- $7,629
- State license
- 1
- Practice address
- 3800 Reservoir NW Rd, Washington, DC 20007
- Practice phone
- Call (202) 444-1400
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Medstar Georgetown Medical Center
Washington, District of Columbia
Find Dr. Ramanan's professional email, personal email and mobile number
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Dr. Venkat Sundaram Ramanan is an internist in Washington, District of Columbia
Dr. Ramanan practices at Medstar Georgetown Medical Center in Washington, District of Columbia.
Dr. Ramanan's NPI, 1659302818, was assigned on July 6, 2006. Dr. Ramanan holds Maryland license D0053885.
- NPI
- 1659302818NPI Registry (opens in a new tab)
- NPI enumeration date
- July 6, 2006
- NPI status
- Active
- Practice phone
- (202) 444-1400
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 66
- Medical school graduation
- 1986
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Venkat Sundaram Ramanan practices at Medstar Georgetown Medical Center in Washington, District of Columbia
Dr. Ramanan's primary practice is Medstar Georgetown Medical Center, at 3800 Reservoir NW Rd, Washington, DC 20007 in District Of Columbia County. The practice phone is (202) 444-1400.
- Medstar Georgetown Medical Center3800 Reservoir NW Rd, Washington, DC 20007 · District Of Columbia CountyPhone(202) 444-1400
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Venkat Sundaram Ramanan is affiliated with 1 site of care
Dr. Ramanan's primary practice is Medstar Georgetown Medical Center in Washington, District of Columbia.
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Venkat Sundaram Ramanan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ramanan practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Medstar Georgetown Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Venkat Sundaram Ramanan is one of 660 internists in District of Columbia
Internal medicine is Dr. Ramanan's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Ramanan is licensed in Maryland.
Specialties and state licenses
- Internal medicine, MarylandPrimary
Internists near Dr. Ramanan
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. Venkat Sundaram Ramanan billed Medicare for 490 services in 2023
CMS data shows 490 Medicare services from Dr. Ramanan across 9 procedure codes in 2023. Medicare paid $25,693 for them. Every service was in an office.
Dr. Ramanan's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Office and hospital visits
- 2022: 2,1672023: 34884%
- Tests and treatments
- 2022: 9002023: 8191%
- Other services
- 2022: 8122023: 6192%
- Drugs given in the office
- 2022: 1072023: 0100%
- Surgery
- 2022: 432023: 0100%
Dr. Ramanan compared with the District of Columbia median for internists, 2023
- Dr. Ramanan
- District of Columbia median
- Medicare services
- 490vs 35438% above
- Part D claims
- 497vs 1104.5 times
Medians across 591 internists in District of Columbia with Dmand AI profiles that report each measure.
Dr. Ramanan's most billed Medicare procedure codes, 2023
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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ramanan and other internists in District of Columbia.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Venkat Sundaram Ramanan's patients have a median age of 63
Across all payers, Dmand AI patient panel data puts Dr. Ramanan's median patient age at 63, with 43% women.
Dr. Ramanan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women43%
- Men56%
Source: Dmand AI Patient Panel Data
Dr. Venkat Sundaram Ramanan wrote 497 Medicare Part D claims in 2023
In 2023, Dr. Ramanan wrote 497 Medicare Part D claims. They cover 25 drugs, with $50,118 in total drug cost. In 2022, CMS named 3,260 claims across 94 drugs.
Dr. Ramanan's most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 3,2602023: 49785%
Drugs named by CMS: 25 in 2023, 94 in 2022.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Venkat Sundaram Ramanan has 27 publications on record
Dmand AI links 27 papers to Dr. Ramanan, published from 2011 to 2022. 2018 was the busiest year, with 3. The most frequent topics are Swine, Magnetic Resonance Imaging and Myocardial Infarction. Dr. Ramanan has published most often in IEEE Trans Biomed Eng. Dr. Ramanan's most frequent co-authors are Sheldon M. Singh, MD and Andrew Yan, MD.
Dr. Ramanan's papers by year, 2013 to 2022
Topics Dr. Ramanan writes about most
- Swine
- Magnetic Resonance Imaging
- Myocardial Infarction
- Algorithms
- Heart Ventricles
- Magnetic Resonance Imaging, Cine
- Contrast Media
- Image Interpretation, Computer-Assisted
Dr. Ramanan's most frequent co-authors
Recent publications by Dr. Ramanan
IEEE Trans Biomed Eng
See who Dr. Ramanan researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ramanan works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Venkat Sundaram Ramanan received $7,629 in industry payments from 2016 to 2025
CMS Open Payments shows 513 general payments to Dr. Ramanan from 38 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. AstraZeneca Pharmaceuticals LP paid the most, $1,381.
General payments to Dr. Ramanan by program year, 2016 to 2025
General payments to Dr. Ramanan by kind, 2016 to 2025
- Food and beverage$7,54799%
- Education$821%
Companies that paid Dr. Ramanan the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Venkat Sundaram Ramanan'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 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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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) |
| 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. Venkat Sundaram Ramanan
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What is Dr. Venkat Sundaram Ramanan's NPI number?
Dr. Venkat Sundaram Ramanan's NPI number is 1659302818. It was assigned on July 6, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Venkat Sundaram Ramanan?
Dr. Venkat Sundaram Ramanan is an internist in Washington, District of Columbia. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Venkat Sundaram Ramanan practice?
Dr. Ramanan practices at 3800 Reservoir NW Rd, Washington, DC 20007. Dr. Ramanan's primary practice is Medstar Georgetown Medical Center in Washington, District of Columbia.
What is Dr. Venkat Sundaram Ramanan's office phone number?
The practice phone on file for Dr. Ramanan is (202) 444-1400.
What is Dr. Venkat Sundaram Ramanan's medical license number?
Dr. Ramanan holds Maryland license D0053885.
Does Dr. Venkat Sundaram Ramanan accept Medicare?
Yes. CMS data shows Dr. Ramanan billed Medicare for 490 services in 2023.
What services does Dr. Venkat Sundaram Ramanan bill to Medicare?
In 2023, Dr. Ramanan's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and medicare service (G0439).
What drugs does Dr. Venkat Sundaram Ramanan prescribe most?
In 2023 Medicare Part D data, Dr. Ramanan's most prescribed drugs by claims were Levothyroxine Sodium, Amlodipine Besylate and Losartan Potassium.
Has Dr. Venkat Sundaram Ramanan received payments from drug or device companies?
CMS Open Payments shows $7,629 in general payments to Dr. Ramanan from 38 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Venkat Sundaram Ramanan been practicing?
Dr. Ramanan graduated from medical school in 1986, 40 years ago.
Does Dr. Venkat Sundaram Ramanan do research?
Dmand AI links 27 publications to Dr. Ramanan, published from 2011 to 2022.
Who does Dr. Venkat Sundaram Ramanan publish with?
Dr. Ramanan's most frequent co-authors are Sheldon M. Singh, MD (2 shared papers) and Andrew Yan, MD (2 shared papers).
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