Quick answers
- Does Nicholas R. Balaji accept Medicare assignment?
- Yes. Medicare's clinician data says Nicholas R. Balaji accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Nicholas R. Balaji see?
- In 2024, CMS data shows 1,859 Original Medicare patients and 2,988 services for Nicholas R. Balaji. This counts Original Medicare only and measures volume, not quality.
- What is Nicholas R. Balaji's NPI number?
- 1700809571. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Nicholas R. Balaji, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 1,859 |
|---|---|
| Services billed to Medicare | 2,988 |
| Different services or procedures | 65 |
| Participating Medicare provider | Yes |
| Average age of these patients | 77 |
Most frequent services
- Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)1,028 services
- Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (93306)360 services
- Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)347 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)347 services
- Insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist (93458)72 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease58%
- Arthritis50%
- Heart failure48%
- Atrial fibrillation44%
Hospitals where Nicholas R. Balaji works
Medicare's Facility Affiliation Data lists Nicholas R. Balaji at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Inova Alexandria HospitalAlexandria, VA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 490040
- Inova Fair Oaks HospitalFairfax, VA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: not listed by Medicare · CCN 490101
- Inova Fairfax HospitalFalls Church, VA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 490063
- Sentara Northern Virginia Medical CenterWoodbridge, VA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 490113
- UVA Health Prince William Medical CenterManassas, VA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 490045
Practice locations
Addresses where Nicholas R. Balaji is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 9; the Medicare profile lists all.
- 3300 Gallows RdFalls Church, VA 22042
- 3580 Joseph Siewick DrFairfax, VA 22033
- 3600 Joseph Siewick DrFairfax, VA 22033 (703) 391‑3600
- 3833 Fairfax DrArlington, VA 22203
- 400 Fannon St, Fl 3Alexandria, VA 22301 (703) 780‑9014
Group practices
Medicare enrollment lists Nicholas R. Balaji as a member of this group (CMS data updated October 2, 2026).
- Inova Health Care Services1,817 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in Virginia →
Other cardiologists in Falls Church
Clinicians with the same Medicare primary specialty in Falls Church, VA — not a recommendation.
Other clinicians in Inova Health Care Services
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Michigan Medical School |
| Graduation year | 2003 (23 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1700809571 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians