120 Main Street Operator LLC
NPI 1558890939 · Skilled Nursing Facility · Malden, MA
Enrolled with Medicare as Part a Provider - Skilled Nursing Facility · source: CMS PECOS Public Provider Enrollment (2026.04.01)
120 Main Street Operator LLC is a Skilled Nursing Facility organization in Malden, MA (NPI 1558890939).
Provider details
- NPI number
- 1558890939
- Entity type
- Organization
- Primary specialty
- Skilled Nursing FacilityNursing & Custodial Care Facilities
- Parent organization
- Next Step Healthcare LLC
- Organization subpart
- Yes
- Authorized official
- William Stephan, Chief Financial Officer(617) 943-7747
Specialties & taxonomies
Nursing & Custodial Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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
- 2017-06-08
- Last updated
- 2017-06-08
Frequently asked questions
- What is 120 Main Street Operator LLC's NPI number?
- 120 Main Street Operator LLC's National Provider Identifier (NPI) is 1558890939, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is 120 Main Street Operator LLC?
- 120 Main Street Operator LLC is classified in the NPPES registry as Skilled Nursing Facility (Nursing & Custodial Care Facilities).
- Where is 120 Main Street Operator LLC located?
- 120 Main Street Operator LLC's practice location on file with NPPES is 120 Main St, Malden, MA 02148-6904.
- What is 120 Main Street Operator LLC's phone number?
- The practice phone number listed in the NPPES registry for 120 Main Street Operator LLC is (781) 324-5600.
- Does 120 Main Street Operator LLC accept Medicare?
- 120 Main Street Operator LLC 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 120 Main Street Operator LLC?
- The authorized official listed on 120 Main Street Operator LLC's NPPES record is William Stephan, Chief Financial Officer. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is 120 Main Street Operator LLC's NPI active?
- Yes — 120 Main Street Operator LLC's NPI (1558890939) is active in the NPPES registry as of the last update on 2017-06-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.