Dr. Vivek Sri Ramanathan, MD
- Medicare services, 2023
- 15
- Part D claims, 2021
- 12
- Hospital affiliations
- 3
- Industry payments
- $2,794
- Medical groups
- 6
- Practice address
- 559 West Germantown Pike, East Norriton, PA 19403
- Practice phone
- Call (484) 662-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Ramanathan'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. Vivek Sri Ramanathan is an internist in Norristown, Pennsylvania
Dr. Ramanathan practices at Jefferson Einstein Montgomery Hospital in East Norriton, Pennsylvania, part of Thomas Jefferson University.
Dr. Ramanathan's NPI, 1427353630, was assigned on January 19, 2011. Dr. Ramanathan holds New Jersey license 25MA09659900.
- NPI
- 1427353630NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3971775149
- NPI enumeration date
- January 19, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (484) 662-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 48
- Medical school graduation
- 2004
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Vivek Sri Ramanathan practices at Jefferson Einstein Montgomery Hospital in East Norriton, Pennsylvania
Dr. Ramanathan's primary practice is Jefferson Einstein Montgomery Hospital, at 559 West Germantown Pike, East Norriton, PA 19403 in Montgomery County. The practice phone is (484) 662-1000.
- Jefferson Einstein Montgomery Hospital559 West Germantown Pike, East Norriton, PA 19403 · Montgomery CountyPhone(484) 662-1000
Source: Dmand AI Affiliation Data
Dr. Vivek Sri Ramanathan is affiliated with 6 sites of care and 6 medical groups
Dr. Ramanathan's primary practice is Jefferson Einstein Montgomery Hospital in East Norriton, Pennsylvania, part of Thomas Jefferson University. Dr. Ramanathan is also affiliated with Cooper University Hospital. The medical group on file is Cogent Medical Care PC. Dmand AI also links Dr. Ramanathan to 1 more hospital, 5 medical groups, 2 group practices and clinics and 1 skilled nursing facility, 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. Vivek Sri Ramanathan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ramanathan practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Jefferson Einstein Montgomery Hospital | Available with a free account |
| +5 more sites and 5 medical groups | 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 Thomas Jefferson University and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Vivek Sri Ramanathan is one of 5,665 internists in Pennsylvania
Internal medicine is Dr. Ramanathan's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Ramanathan's licenses on file in 2 states: New Jersey and California.
Specialties and state licenses
- Internal medicine, New JerseyPrimary
- California license
Internists near Dr. Ramanathan
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. Vivek Sri Ramanathan billed Medicare for 15 services in 2023
CMS data shows 15 Medicare services from Dr. Ramanathan across 1 procedure code in 2023. Medicare paid $1,366 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Ramanathan's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Office and hospital visits
- 2022: 1772023: 1592%
Dr. Ramanathan compared with the Pennsylvania median for internists, 2023
- Dr. Ramanathan
- Pennsylvania median
- Medicare services
- 15vs 41796% below
- Part D claims
- 12vs 22495% below
Medians across 5,518 internists in Pennsylvania with Dmand AI profiles that report each measure.
Dr. Ramanathan'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.
Need commercial claims for Dr. Ramanathan?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ramanathan and other internists in Pennsylvania.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Vivek Sri Ramanathan's patients have a median age of 69
Across all payers, Dmand AI patient panel data puts Dr. Ramanathan's median patient age at 69, with 44% women.
Dr. Ramanathan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women44%
- Men55%
Source: Dmand AI Patient Panel Data
Dr. Vivek Sri Ramanathan wrote 12 Medicare Part D claims in 2021
In 2021, Dr. Ramanathan wrote 12 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $35 in total drug cost. In 2019, CMS named 75 claims across 5 drugs.
Dr. Ramanathan's most prescribed drugs by claims, 2021
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, 2019 to 2021
- 2019
- 2021
- Claims for drugs CMS names
- 2019: 752021: 1284%
Drugs named by CMS: 1 in 2021, 5 in 2019.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
How Dr. Vivek Sri Ramanathan takes part in Medicare
Dr. Ramanathan 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. Vivek Sri Ramanathan received $2,794 in industry payments from 2016 to 2023
CMS Open Payments shows 80 general payments to Dr. Ramanathan from 16 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $1,415.
General payments to Dr. Ramanathan by program year, 2016 to 2023
Companies that paid Dr. Ramanathan the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Vivek Sri Ramanathan'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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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) |
| 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. Vivek Sri Ramanathan
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. Vivek Sri Ramanathan's NPI number?
Dr. Vivek Sri Ramanathan's NPI number is 1427353630. It was assigned on January 19, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Vivek Sri Ramanathan?
Dr. Vivek Sri Ramanathan is an internist in Norristown, Pennsylvania. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Vivek Sri Ramanathan practice?
Dr. Ramanathan practices at 559 West Germantown Pike, East Norriton, PA 19403. Dr. Ramanathan's primary practice is Jefferson Einstein Montgomery Hospital in East Norriton, Pennsylvania, part of Thomas Jefferson University. Dmand AI also links Dr. Ramanathan to 1 hospital, 5 medical groups, 2 group practices and clinics and 1 skilled nursing facility.
What is Dr. Vivek Sri Ramanathan's office phone number?
The practice phone on file for Dr. Ramanathan is (484) 662-1000.
What is Dr. Vivek Sri Ramanathan's medical license number?
Dr. Ramanathan holds New Jersey license 25MA09659900, one of the licenses on file in 2 states.
Which states has Dr. Vivek Sri Ramanathan been licensed in?
Dmand AI has state licenses on file for Dr. Ramanathan in New Jersey and California.
Which hospitals is Dr. Vivek Sri Ramanathan affiliated with?
Dr. Ramanathan practices at Jefferson Einstein Montgomery Hospital in East Norriton, Pennsylvania. Dr. Ramanathan is also affiliated with Cooper University Hospital. Dmand AI links Dr. Ramanathan to 1 more hospital.
What medical group is Dr. Vivek Sri Ramanathan part of?
Dr. Ramanathan is linked to Cogent Medical Care PC. Dmand AI links Dr. Ramanathan to 5 more medical groups.
Does Dr. Vivek Sri Ramanathan accept Medicare?
Yes. CMS data shows Dr. Ramanathan billed Medicare for 15 services in 2023, and Dr. Ramanathan accepts Medicare assignment.
What services does Dr. Vivek Sri Ramanathan bill to Medicare?
In 2023, Dr. Ramanathan's most billed Medicare services were hospital inpatient care (99233).
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What drugs does Dr. Vivek Sri Ramanathan prescribe most?
In 2021 Medicare Part D data, Dr. Ramanathan's most prescribed drugs by claims were Prednisone.
Has Dr. Vivek Sri Ramanathan received payments from drug or device companies?
CMS Open Payments shows $2,794 in general payments to Dr. Ramanathan from 16 companies from 2016 to 2023. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Vivek Sri Ramanathan been practicing?
Dr. Ramanathan graduated from medical school in 2004, 22 years ago.
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