Dr. Ramprasad Subramaniam, MD
- Medicare services, 2024
- 1,024
- Medicare patients, 2024
- 691
- Part D claims, 2024
- 184
- MIPS score, 2024
- 94
- Hospital affiliations
- 5
- Practice address
- 677 Church Street, Marietta, GA 30060
- Practice phone
- Call (770) 793-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Subramaniam's professional email, personal email and mobile number
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Dr. Ramprasad Subramaniam is an internist in Marietta, Georgia
Dr. Subramaniam practices at Wellstar Kennestone Regional Medical Center in Marietta, Georgia, part of Wellstar Health System.
Dr. Subramaniam's NPI, 1932128998, was assigned on July 19, 2006. Dr. Subramaniam holds Georgia license 056489.
- NPI
- 1932128998NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4486625456
- NPI enumeration date
- July 19, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (770) 793-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 61
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ramprasad Subramaniam practices at Wellstar Kennestone Regional Medical Center in Marietta, Georgia
Dr. Subramaniam's primary practice is Wellstar Kennestone Regional Medical Center, at 677 Church Street, Marietta, GA 30060 in Cobb County. The practice phone is (770) 793-5000.
- Wellstar Kennestone Regional Medical Center677 Church Street, Marietta, GA 30060 · Cobb CountyPhone(770) 793-5000
Source: Dmand AI Affiliation Data
Dr. Ramprasad Subramaniam is affiliated with 5 sites of care and 3 medical groups
Dr. Subramaniam's primary practice is Wellstar Kennestone Regional Medical Center in Marietta, Georgia, part of Wellstar Health System. Dr. Subramaniam is also affiliated with Northside Hospital Atlanta. The medical group on file is Wellstar Medical Group. Dmand AI also links Dr. Subramaniam to 3 more hospitals and 2 medical groups, 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. Ramprasad Subramaniam's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Subramaniam practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Wellstar Kennestone Regional Medical Center | Available with a free account |
| +4 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ramprasad Subramaniam is one of 3,575 internists in Georgia
Internal medicine is Dr. Subramaniam's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Subramaniam is licensed in Georgia.
Specialties and state licenses
- Internal medicine, GeorgiaPrimary
Internists near Dr. Subramaniam
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. Ramprasad Subramaniam billed Medicare for 1,024 services in 2024
CMS data shows 1,024 Medicare services from Dr. Subramaniam across 6 procedure codes in 2024, for 691 Medicare patients. Medicare paid $94,012 for them.
Dr. Subramaniam's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,2252024: 1,02416%
Where Dr. Subramaniam's Medicare services took place, 2024
- In an office111%
- In a facility1,01399%
Dr. Subramaniam compared with the Georgia median for internists, 2024
- Dr. Subramaniam
- Georgia median
- Medicare services
- 1,024vs 53691% above
- Medicare patients
- 691vs 1943.6 times
- Part D claims
- 65vs 33981% below
Medians across 3,344 internists in Georgia with Dmand AI profiles that report each measure.
Dr. Subramaniam'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. Ramprasad Subramaniam treated 691 Medicare patients in 2024, average age 78
CMS counts 691 Medicare patients who saw Dr. Subramaniam in 2024. The largest group is 75 to 84, with 247 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 17% are also on Medicaid. Their average risk score is 2.22, 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. Subramaniam's median patient age at 73, with 54% women.
Dr. Subramaniam's Medicare patients by age, 2024
Dr. Subramaniam's Medicare patients by sex, 2024
- Women39557%
- Men29643%
Chronic conditions among Dr. Subramaniam's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease62%
- Arthritis55%
- Heart failure53%
- Chronic kidney disease47%
- Diabetes47%
- Mood disorders44%
Share of Medicare patients with each condition. A patient can have several.
Dr. Subramaniam's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women54%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ramprasad Subramaniam wrote 184 Medicare Part D claims in 2024
In 2024, Dr. Subramaniam wrote 184 Medicare Part D claims for 93 patients. 86% of them were for generic drugs. CMS names the drug for 65 of them, across 4 drugs with 11 or more claims each, at $946 in total drug cost. In 2022, CMS named 77 claims across 5 drugs.
Dr. Subramaniam's Part D claims by kind of drug, 2024
- Generic158 claims86%
- Brand-name and other26 claims14%
Dr. Subramaniam'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.
Drug classes CMS tracks in Dr. Subramaniam's Part D claims, 2024
- Antibiotics23%42 of 184 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, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 772023: 6516%
Drugs named by CMS: 4 in 2023, 5 in 2022.
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. Ramprasad Subramaniam scored 94 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 94 out of 100 for Dr. Subramaniam for performance year 2024, reported through an alternative payment model (APM). Dr. Subramaniam accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Subramaniam as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Subramaniam's MIPS scores, performance year 2024
- 94of 100Final score
- 82.1of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Ramprasad Subramaniam received $4,728 in industry payments from 2016 to 2025
CMS Open Payments shows 255 general payments to Dr. Subramaniam from 31 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Pfizer Inc. paid the most, $1,120.
General payments to Dr. Subramaniam by program year, 2016 to 2025
General payments to Dr. Subramaniam by kind, 2016 to 2025
- Food and beverage$4,68099%
- Education$481%
Companies that paid Dr. Subramaniam 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. Ramprasad Subramaniam'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) |
| 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. Ramprasad Subramaniam
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. Ramprasad Subramaniam's NPI number?
Dr. Ramprasad Subramaniam's NPI number is 1932128998. It was assigned on July 19, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Ramprasad Subramaniam?
Dr. Ramprasad Subramaniam is an internist in Marietta, Georgia. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Ramprasad Subramaniam practice?
Dr. Subramaniam practices at 677 Church Street, Marietta, GA 30060. Dr. Subramaniam's primary practice is Wellstar Kennestone Regional Medical Center in Marietta, Georgia, part of Wellstar Health System. Dmand AI also links Dr. Subramaniam to 3 hospitals and 2 medical groups.
What is Dr. Ramprasad Subramaniam's office phone number?
The practice phone on file for Dr. Subramaniam is (770) 793-5000.
What is Dr. Ramprasad Subramaniam's medical license number?
Dr. Subramaniam holds Georgia license 056489.
Which hospitals is Dr. Ramprasad Subramaniam affiliated with?
Dr. Subramaniam practices at Wellstar Kennestone Regional Medical Center in Marietta, Georgia. Dr. Subramaniam is also affiliated with Northside Hospital Atlanta. Dmand AI links Dr. Subramaniam to 3 more hospitals.
What medical group is Dr. Ramprasad Subramaniam part of?
Dr. Subramaniam is linked to Wellstar Medical Group. Dmand AI links Dr. Subramaniam to 2 more medical groups.
Does Dr. Ramprasad Subramaniam accept Medicare?
Yes. CMS data shows Dr. Subramaniam billed Medicare for 1,024 services in 2024, and Dr. Subramaniam accepts Medicare assignment.
Does Dr. Ramprasad Subramaniam offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Subramaniam as offering telehealth services.
What is Dr. Ramprasad Subramaniam's MIPS score?
Dr. Subramaniam's MIPS final score for performance year 2024 is 94 out of 100, reported through an alternative payment model (APM).
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How many Medicare patients does Dr. Ramprasad Subramaniam see?
CMS counts 691 Medicare patients who saw Dr. Subramaniam in 2024, with an average age of 78.
What services does Dr. Ramprasad Subramaniam bill to Medicare?
In 2024, Dr. Subramaniam's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99223) and hospital inpatient care (99239).
What drugs does Dr. Ramprasad Subramaniam prescribe most?
In 2023 Medicare Part D data, Dr. Subramaniam's most prescribed drugs by claims were Prednisone, Cefdinir and Doxycycline Hyclate.
Has Dr. Ramprasad Subramaniam received payments from drug or device companies?
CMS Open Payments shows $4,728 in general payments to Dr. Subramaniam from 31 companies from 2016 to 2025. The largest total came from Pfizer Inc.
How long has Dr. Ramprasad Subramaniam been practicing?
Dr. Subramaniam graduated from medical school in 1991, 35 years ago.
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