Mark Chen, MD
NPI 1205396926 · Diagnostic Radiology Physician · Indianapolis, IN
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Chen, MD is a Diagnostic Radiology Physician provider in Indianapolis, IN (NPI 1205396926).
Provider details
- NPI number
- 1205396926
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 01093653A (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
7 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
586 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 150 | $8 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 103 | $80 |
| Ct Scan Head Or Brain Without Contrast70450 | 66 | $37 |
| Ct Scan of Abdomen and Pelvis Without Contrast74176 | 44 | $77 |
| Ct Scan of Blood Vessels of Chest With Contrast71275 | 41 | $79 |
| X-Ray of Chest, 2 Views71046 | 37 | $10 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-03-20
- Last updated
- 2025-07-18
- Certified
- 2025-07-18
Frequently asked questions
- What is Mark Chen's NPI number?
- Mark Chen's National Provider Identifier (NPI) is 1205396926, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Chen's specialty?
- Mark Chen is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Chen located?
- Mark Chen's practice location on file with NPPES is 1701 N Senate Blvd, Indianapolis, IN 46202-1239.
- What is Mark Chen's phone number?
- The practice phone number listed in the NPPES registry for Mark Chen is (317) 962-6793.
- Does Mark Chen accept Medicare?
- Mark Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Chen's NPI active?
- Yes — Mark Chen's NPI (1205396926) is active in the NPPES registry as of the last update on 2025-07-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.