William Fischer, M.D.
NPI 1770882292 · Diagnostic Radiology Physician · Indianapolis, IN
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Fischer, M.D. is a Diagnostic Radiology Physician provider in Indianapolis, IN (NPI 1770882292).
Provider details
- NPI number
- 1770882292
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 81612 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
15 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,153 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) |
|---|---|---|
| Ct Scan Head Or Brain Without Contrast70450 | 326 | $38 |
| Mri Scan of Lower Spinal Canal Without Contrast72148 | 307 | $97 |
| Mri Scan of Lower Spinal Canal Without Contrast72148 | 192 | $67 |
| Mri Scan of Upper Spinal Canal Without Contrast72141 | 122 | $100 |
| Mri Scan of Brain Before and After Contrast70553 | 98 | $264 |
| Ct Scan of Upper Spine Without Contrast72125 | 94 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$228 across 5 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
Registry dates
- Enumerated
- 2011-03-23
- Last updated
- 2023-04-03
- Certified
- 2023-04-03
Frequently asked questions
- What is William Fischer's NPI number?
- William Fischer's National Provider Identifier (NPI) is 1770882292, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Fischer's specialty?
- William Fischer is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is William Fischer located?
- William Fischer's practice location on file with NPPES is 2001 W 86th St, Indianapolis, IN 46260-1902.
- What is William Fischer's phone number?
- The practice phone number listed in the NPPES registry for William Fischer is (317) 338-2281.
- Does William Fischer accept Medicare?
- William Fischer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Fischer's NPI active?
- Yes — William Fischer's NPI (1770882292) is active in the NPPES registry as of the last update on 2023-04-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.