Rock of Health PLLC
NPI 1578442976 · Family Nurse Practitioner · Belmont, MA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rock of Health PLLC is a Family Nurse Practitioner organization in Belmont, MA (NPI 1578442976).
Provider details
- NPI number
- 1578442976
- Entity type
- Organization
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Organization subpart
- No
- Authorized official
- Judith Williams, Owner(617) 999-0973
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
- 2025-08-29
- Last updated
- 2026-05-13
- Certified
- 2026-05-13
Frequently asked questions
- What is Rock of Health PLLC's NPI number?
- Rock of Health PLLC's National Provider Identifier (NPI) is 1578442976, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Rock of Health PLLC?
- Rock of Health PLLC is classified in the NPPES registry as Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Rock of Health PLLC located?
- Rock of Health PLLC's practice location on file with NPPES is 464 Comon Street #333, Belmont, MA 02478.
- What is Rock of Health PLLC's phone number?
- The practice phone number listed in the NPPES registry for Rock of Health PLLC is (617) 999-0973.
- Does Rock of Health PLLC accept Medicare?
- Rock of Health PLLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Rock of Health PLLC?
- The authorized official listed on Rock of Health PLLC's NPPES record is Judith Williams, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Rock of Health PLLC's NPI active?
- Yes — Rock of Health PLLC's NPI (1578442976) is active in the NPPES registry as of the last update on 2026-05-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.