Ari Pehkonen
NPI 1538647151 · Social Worker · Cambridge, MA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ari Pehkonen is a Social Worker provider in Cambridge, MA (NPI 1538647151).
Provider details
- NPI number
- 1538647151
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
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
7 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
Mailing address
Registry dates
- Enumerated
- 2018-08-06
- Last updated
- 2022-01-11
- Certified
- 2022-01-11
Frequently asked questions
- What is Ari Pehkonen's NPI number?
- Ari Pehkonen's National Provider Identifier (NPI) is 1538647151, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ari Pehkonen's specialty?
- Ari Pehkonen is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Ari Pehkonen located?
- Ari Pehkonen's practice location on file with NPPES is Cambridge Health Alliance, Cambridge Hospital, Cambridge, MA 02139.
- What is Ari Pehkonen's phone number?
- The practice phone number listed in the NPPES registry for Ari Pehkonen is (617) 665-1185.
- Does Ari Pehkonen accept Medicare?
- Ari Pehkonen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ari Pehkonen's NPI active?
- Yes — Ari Pehkonen's NPI (1538647151) is active in the NPPES registry as of the last update on 2022-01-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.