Mary Ellen Riordan, LICSW
NPI 1245288372 · Clinical Social Worker · Bedford, MA
Enrolled with Medicare as Order and Referring Only - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Ellen Riordan, LICSW is a Clinical Social Worker provider in Bedford, MA (NPI 1245288372).
Provider details
- NPI number
- 1245288372
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LICSW
- Sex
- Female
- License
- 110114 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
- 2006-05-04
- Last updated
- 2022-07-21
Frequently asked questions
- What is Mary Ellen Riordan's NPI number?
- Mary Ellen Riordan's National Provider Identifier (NPI) is 1245288372, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Ellen Riordan's specialty?
- Mary Ellen Riordan is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mary Ellen Riordan located?
- Mary Ellen Riordan's practice location on file with NPPES is 200 Springs Rd, Bedford, MA 01730-1114.
- What is Mary Ellen Riordan's phone number?
- The practice phone number listed in the NPPES registry for Mary Ellen Riordan is (781) 687-3306.
- Does Mary Ellen Riordan accept Medicare?
- Mary Ellen Riordan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Ellen Riordan's NPI active?
- Yes — Mary Ellen Riordan's NPI (1245288372) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.