Ashwin Balasubramaniam
NPI 1558749283 · Diagnostic Radiology Physician · Fairfax, VA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ashwin Balasubramaniam is a Diagnostic Radiology Physician provider in Fairfax, VA (NPI 1558749283).
Provider details
- NPI number
- 1558749283
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- A167770 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
11 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
3,221 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 568 | $8 |
| Ct Scan of Blood Vessels of Chest With Contrast71275 | 320 | $79 |
| Ct Scan of Heart Structure With Contrast75572 | 170 | $76 |
| Ct Scan of Blood Vessels and Grafts of Heart With Contrast75574 | 163 | $107 |
| Ct Scan of Blood Vessels and Grafts of Heart With Contrast75574 | 152 | $273 |
| Fluorodeoxyglucose F-18 Fdg, Diagnostic, Per Study Dose, Up to 45 MillicuriesA9552 | 145 | $115 |
| Ct Scan of Abdomen and Pelvis With Contrast |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$176 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 505 Parnassus AveSan Francisco, CA 94143-2204Phone: (415) 514-5681Fax: (415) 476-0616
Registry dates
- Enumerated
- 2015-05-14
- Last updated
- 2022-02-04
- Certified
- 2022-02-04
Frequently asked questions
- What is Ashwin Balasubramaniam's NPI number?
- Ashwin Balasubramaniam's National Provider Identifier (NPI) is 1558749283, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ashwin Balasubramaniam's specialty?
- Ashwin Balasubramaniam is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Ashwin Balasubramaniam located?
- Ashwin Balasubramaniam's practice location on file with NPPES is 2722 Merrilee Dr Ste 230, Fairfax, VA 22031-4400.
- What is Ashwin Balasubramaniam's phone number?
- The practice phone number listed in the NPPES registry for Ashwin Balasubramaniam is (703) 698-4444.
- Does Ashwin Balasubramaniam accept Medicare?
- Ashwin Balasubramaniam is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ashwin Balasubramaniam's NPI active?
- Yes — Ashwin Balasubramaniam's NPI (1558749283) is active in the NPPES registry as of the last update on 2022-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.