$4,200 in research paymentsHyperphosphatemiaPhosphorus Metabolism DisordersTenapanor
Dr. V. Bala Subramanian, MD
NPI1629021530PAC ID8426070749
- Medicare services, 2024
- 2,446
- Medicare patients, 2024
- 621
- Part D claims, 2024
- 732
- Clinical trials
- 1
- Hospital affiliations
- 4
- Practice address
- 4141 Duke St, Alexandria, VA 22304
- Practice phone
- Call (301) 907-4646
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Washington Nephrology Associates
Alexandria, Virginia
Find Dr. Subramanian's professional email, personal email and mobile number
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Dr. V. Bala Subramanian is a nephrologist in Alexandria, Virginia
Dr. Subramanian practices at Washington Nephrology Associates in Alexandria, Virginia.
Dr. Subramanian's NPI, 1629021530, was assigned on May 19, 2006. Dr. Subramanian holds Virginia license 0101229647.
NPI and contact details
- NPI
- 1629021530NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8426070749
- NPI enumeration date
- May 19, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (301) 907-4646
- 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; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. V. Bala Subramanian practices at Washington Nephrology Associates in Alexandria, Virginia
Dr. Subramanian's primary practice is Washington Nephrology Associates, at 4141 Duke St, Alexandria, VA 22304 in Alexandria City. The practice phone is (301) 907-4646.
- Washington Nephrology Associates4141 Duke St, Alexandria, VA 22304 · Alexandria CityPhone(301) 907-4646
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. V. Bala Subramanian is affiliated with 7 sites of care and 1 medical group
Dr. Subramanian's primary practice is Washington Nephrology Associates in Alexandria, Virginia. Dr. Subramanian is also affiliated with Inova Alexandria Hospital. The medical group on file is Washington Nephrology Associates. Dmand AI also links Dr. Subramanian to 3 more hospitals, 1 dialysis center and 1 group practice or clinic, each named with a free account.
Washington Nephrology AssociatesPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. V. Bala Subramanian's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Subramanian practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Washington Nephrology Associates | 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. V. Bala Subramanian is one of 289 nephrologists in Virginia
Nephrology is Dr. Subramanian's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Subramanian is licensed in Virginia.
Specialties and state licenses
- Nephrology, VirginiaPrimary
Nephrologists near Dr. Subramanian
Counts of nephrologists with a Dmand AI profile, by place and practice. Each opens the list.
289nephrologists in Virginia
2nephrologists in Alexandria
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. V. Bala Subramanian billed Medicare for 2,446 services in 2024
CMS data shows 2,446 Medicare services from Dr. Subramanian across 16 procedure codes in 2024, for 621 Medicare patients. Medicare paid $233,695 for them.
Medicare services, 20242,446
Medicare patients621
Paid by Medicare$233,695
Procedure codes16
Dr. Subramanian's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,2682024: 1,60026%
- Other services
- 2023: 02024: 442
- Tests and treatments
- 2023: 3702024: 371No change
- Surgery
- 2023: 522024: 3337%
Where Dr. Subramanian's Medicare services took place, 2024
- In an office1,35155%
- In a facility1,09545%
Dr. Subramanian compared with the Virginia median for nephrologists, 2024
- Dr. Subramanian
- Virginia median
- Medicare services
- 2,446vs 1,22799% above
- Medicare patients
- 621vs 38760% above
- Part D claims
- 564vs 77027% below
Medians across 276 nephrologists in Virginia with Dmand AI profiles that report each measure.
Dr. Subramanian'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Subramanian and other nephrologists in Virginia.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. V. Bala Subramanian treated 621 Medicare patients in 2024, average age 77
CMS counts 621 Medicare patients who saw Dr. Subramanian in 2024. The largest group is 75 to 84, with 257 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 19% are also on Medicaid. Their average risk score is 3.18, 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. Subramanian's median patient age at 71, with 44% women.
Medicare patients, 2024621
Average age77
Average risk score3.18
Also on Medicaid19%
Dr. Subramanian's Medicare patients by age, 2024
Dr. Subramanian's Medicare patients by sex, 2024
- Women31350%
- Men30850%
Chronic conditions among Dr. Subramanian's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Diabetes57%
- Ischemic heart disease52%
- Arthritis50%
- Heart failure49%
- Atrial fibrillation36%
Share of Medicare patients with each condition. A patient can have several.
Dr. Subramanian's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women44%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. V. Bala Subramanian wrote 732 Medicare Part D claims in 2024
In 2024, Dr. Subramanian wrote 732 Medicare Part D claims for 165 patients. 89% of them were for generic drugs. CMS names the drug for 564 of them, across 18 drugs with 11 or more claims each, at $84,548 in total drug cost. In 2023, CMS named 425 claims across 17 drugs.
Part D claims, 2024732
Drugs named by CMS18
Total drug cost$84,548
Part D patients165
Dr. Subramanian's Part D claims by kind of drug, 2024
- Generic654 claims89%
- Brand-name78 claims11%
Dr. Subramanian'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 4252024: 56433%
Drugs named by CMS: 18 in 2024, 17 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. V. Bala Subramanian offers telehealth to Medicare patients
Dr. Subramanian accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Subramanian as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. V. Bala Subramanian has worked on 1 clinical trial
Dmand AI links Dr. Subramanian to 1 clinical trial. Conditions studied include Hyperphosphatemia and Phosphorus Metabolism Disorders. Open Payments lists research payments to Dr. Subramanian that name 1 trial.
Conditions in Dr. Subramanian's trials
- Hyperphosphatemia
- Phosphorus Metabolism Disorders
Investigators on the most trials with Dr. Subramanian
- Jalal M. Abbas, MD1 shared trial
- Wesley B. Calhoun, MD1 shared trial
- Margaret M. Chang, MD1 shared trial
Recent clinical trials with Dr. Subramanian
Sources: Open Payments (CMS), 2025 data, released July 7, 2026; ClinicalTrials.gov (National Library of Medicine); and Dmand AI Research Linkage
Dr. V. Bala Subramanian received $477 in industry payments from 2016 to 2025
CMS Open Payments shows 21 general payments to Dr. Subramanian from 12 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 58% of the total. Mallinckrodt Enterprises LLC paid the most, $149. It also lists 3 research payments totaling $4,200 in 2022, naming 1 clinical trial.
General payments to Dr. Subramanian by program year, 2016 to 2025
General payments to Dr. Subramanian by kind, 2016 to 2025
$477in total
- Food and beverage$27858%
- Education$19942%
Companies that paid Dr. Subramanian 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. V. Bala Subramanian'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 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) |
| Clinical trials and co-investigators | ClinicalTrials.gov (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. V. Bala Subramanian
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. V. Bala Subramanian's NPI number?
Dr. V. Bala Subramanian's NPI number is 1629021530. It was assigned on May 19, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. V. Bala Subramanian?
Dr. V. Bala Subramanian is a nephrologist in Alexandria, Virginia. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. V. Bala Subramanian practice?
Dr. Subramanian practices at 4141 Duke St, Alexandria, VA 22304. Dr. Subramanian's primary practice is Washington Nephrology Associates in Alexandria, Virginia. Dmand AI also links Dr. Subramanian to 3 hospitals, 1 dialysis center and 1 group practice or clinic.
What is Dr. V. Bala Subramanian's office phone number?
The practice phone on file for Dr. Subramanian is (301) 907-4646.
What is Dr. V. Bala Subramanian's medical license number?
Dr. Subramanian holds Virginia license 0101229647.
Which hospitals is Dr. V. Bala Subramanian affiliated with?
Dr. Subramanian is affiliated with Inova Alexandria Hospital. Dmand AI links Dr. Subramanian to 3 more hospitals.
What medical group is Dr. V. Bala Subramanian part of?
Dr. Subramanian is linked to Washington Nephrology Associates.
Does Dr. V. Bala Subramanian accept Medicare?
Yes. CMS data shows Dr. Subramanian billed Medicare for 2,446 services in 2024, and Dr. Subramanian accepts Medicare assignment.
Does Dr. V. Bala Subramanian offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Subramanian as offering telehealth services.
How many Medicare patients does Dr. V. Bala Subramanian see?
CMS counts 621 Medicare patients who saw Dr. Subramanian in 2024, with an average age of 77.
Show 5 more questionsShow fewer questions
What services does Dr. V. Bala Subramanian bill to Medicare?
In 2024, Dr. Subramanian's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and hospital inpatient care (99232).
What drugs does Dr. V. Bala Subramanian prescribe most?
In 2024 Medicare Part D data, Dr. Subramanian's most prescribed drugs by claims were Allopurinol, Calcitriol and Carvedilol.
Has Dr. V. Bala Subramanian received payments from drug or device companies?
CMS Open Payments shows $477 in general payments to Dr. Subramanian from 12 companies from 2016 to 2025. The largest total came from Mallinckrodt Enterprises LLC.
How long has Dr. V. Bala Subramanian been practicing?
Dr. Subramanian graduated from medical school in 1986, 40 years ago.
Does Dr. V. Bala Subramanian do research?
Dr. Subramanian has worked on 1 clinical trial.
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