Mark Shafer, M.D.
NPI 1780642702 · Diagnostic Radiology Physician · Providence, RI
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Shafer, M.D. is a Diagnostic Radiology Physician provider in Providence, RI (NPI 1780642702).
Provider details
- NPI number
- 1780642702
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 158271 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-01
- Last updated
- 2017-05-04
Frequently asked questions
- What is Mark Shafer's NPI number?
- Mark Shafer's National Provider Identifier (NPI) is 1780642702, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Shafer's specialty?
- Mark Shafer is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Shafer located?
- Mark Shafer's practice location on file with NPPES is 830 Chalkstone Ave, Providence, RI 02908-4734.
- What is Mark Shafer's phone number?
- The practice phone number listed in the NPPES registry for Mark Shafer is (401) 273-7100.
- Does Mark Shafer accept Medicare?
- Mark Shafer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Shafer's NPI active?
- Yes — Mark Shafer's NPI (1780642702) is active in the NPPES registry as of the last update on 2017-05-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.