IndividualActive
William Helfrich, MD
NPI 1124017207 · Specialist · South Weymouth, MA
William Helfrich, MD is a Specialist provider in South Weymouth, MA (NPI 1124017207).
Provider details
- NPI number
- 1124017207
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 32336 (MA)
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(91/100 index)
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
780 Main St
South Weymouth, MA 02190-1622
Phone: (781) 331-4600
Fax: (781) 337-5095
Street-level locationGet directions
Mailing address
780 Main St
South Weymouth, MA 02190-1622
Registry dates
- Enumerated
- 2005-10-20
- Last updated
- 2017-06-22
Frequently asked questions
- What is William Helfrich's NPI number?
- William Helfrich's National Provider Identifier (NPI) is 1124017207, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Helfrich's specialty?
- William Helfrich is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is William Helfrich located?
- William Helfrich's practice location on file with NPPES is 780 Main St, South Weymouth, MA 02190-1622.
- What is William Helfrich's phone number?
- The practice phone number listed in the NPPES registry for William Helfrich is (781) 331-4600.
- Is William Helfrich's NPI active?
- Yes — William Helfrich's NPI (1124017207) is active in the NPPES registry as of the last update on 2017-06-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.