Mark Sparrow, M.D.
NPI 1265871164 · Diagnostic Radiology Physician · Indianapolis, IN
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Sparrow, M.D. is a Diagnostic Radiology Physician provider in Indianapolis, IN (NPI 1265871164).
Provider details
- NPI number
- 1265871164
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 01081498A (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
13 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
2,631 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 | 396 | $8 |
| Ct Scan of Chest Without Contrast71250 | 269 | $47 |
| Dxa Bone Density Measurement of Hip, Pelvis, Spine77080 | 173 | $9 |
| Ultrasound Scan of Head and Neck Soft Tissue76536 | 163 | $25 |
| Ct Scan of Chest With Contrast71260 | 148 | $50 |
| Ct Guidance for Insertion of Radiation Therapy Fields77014 | 142 | $42 |
| Ct Scan of Chest Without Contrast |
Practice location
Mailing address
Additional practice locations (1)
- 4646 N Marine DrChicago, IL 60640-5759Phone: (773) 878-8700
Registry dates
- Enumerated
- 2013-06-24
- Last updated
- 2021-01-13
- Certified
- 2021-01-13
Frequently asked questions
- What is Mark Sparrow's NPI number?
- Mark Sparrow's National Provider Identifier (NPI) is 1265871164, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Sparrow's specialty?
- Mark Sparrow is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Sparrow located?
- Mark Sparrow's practice location on file with NPPES is 9998 Crosspoint Blvd Ste 200, Indianapolis, IN 46256-3307.
- What is Mark Sparrow's phone number?
- The practice phone number listed in the NPPES registry for Mark Sparrow is (317) 579-2150.
- Does Mark Sparrow accept Medicare?
- Mark Sparrow is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Sparrow's NPI active?
- Yes — Mark Sparrow's NPI (1265871164) is active in the NPPES registry as of the last update on 2021-01-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.