What is Mary Hyer's NPI number?

Mary Hyer's National Provider Identifier (NPI) is 1316647977, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mary Hyer's specialty?

Mary Hyer is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).

Where is Mary Hyer located?

Mary Hyer's practice location on file with NPPES is 2014 Washington St, Newton, MA 02462-1607.

What is Mary Hyer's phone number?

The practice phone number listed in the NPPES registry for Mary Hyer is (617) 243-6410.

Is Mary Hyer's NPI active?

Yes — Mary Hyer's NPI (1316647977) is active in the NPPES registry as of the last update on 2023-03-03.

IndividualActive

Mary Hyer, RDN LD

NPI 1316647977 · Registered Dietitian · Newton, MA

Mary Hyer, RDN LD is a Registered Dietitian provider in Newton, MA (NPI 1316647977).

Provider details

NPI number: 1316647977
Entity type: Individual
Primary specialty: Registered DietitianDietary & Nutritional Service Providers
Credential: RDN LD
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Registered DietitianPrimary133V00000X
Dietary & Nutritional Service Providers
Nutritionist133N00000X
Dietary & Nutritional Service Providers

Profile Score

Established profile(52/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
3 yrs in NPPES registry
Profile completeness38% of score
83% 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

2014 Washington St

Newton, MA 02462-1607

Phone: (617) 243-6410

Street-level locationGet directions

More MA providers

Mailing address

39 Tantamouse Trl

Sudbury, MA 01776-1129

Enumerated: 2023-03-03
Last updated: 2023-03-03
Certified: 2023-03-03

Frequently asked questions

What is Mary Hyer's NPI number?: Mary Hyer's National Provider Identifier (NPI) is 1316647977, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Mary Hyer's specialty?: Mary Hyer is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
Where is Mary Hyer located?: Mary Hyer's practice location on file with NPPES is 2014 Washington St, Newton, MA 02462-1607.
What is Mary Hyer's phone number?: The practice phone number listed in the NPPES registry for Mary Hyer is (617) 243-6410.
Is Mary Hyer's NPI active?: Yes — Mary Hyer's NPI (1316647977) is active in the NPPES registry as of the last update on 2023-03-03.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.