William Sherman, M.D.
NPI 1841354297 · Diagnostic Radiology Physician · Derry, NH
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Sherman, M.D. is a Diagnostic Radiology Physician provider in Derry, NH (NPI 1841354297).
Provider details
- NPI number
- 1841354297
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 14330 (NH)
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
19 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
403 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) |
|---|---|---|
| Ct Scan of Chest Without Contrast71250 | 54 | $49 |
| Mri Scan of Lower Spinal Canal Without Contrast72148 | 47 | $69 |
| Mri Scan of Leg Joint Without Contrast73721 | 38 | $62 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 34 | $84 |
| Mri Scan of Arm Joint Without Contrast73221 | 33 | $63 |
| Mri Scan of Brain Without Contrast70551 | 32 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-12-20
- Last updated
- 2022-03-28
- Certified
- 2022-03-28
Frequently asked questions
- What is William Sherman's NPI number?
- William Sherman's National Provider Identifier (NPI) is 1841354297, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Sherman's specialty?
- William Sherman is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is William Sherman located?
- William Sherman's practice location on file with NPPES is 6 Tsienneto Rd Ste 100ll, Derry, NH 03038-1584.
- What is William Sherman's phone number?
- The practice phone number listed in the NPPES registry for William Sherman is (603) 883-4636.
- Does William Sherman accept Medicare?
- William Sherman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Sherman's NPI active?
- Yes — William Sherman's NPI (1841354297) is active in the NPPES registry as of the last update on 2022-03-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.