William Baerthlein, LICSW
NPI 1720437197 · Clinical Social Worker · Bedford, MA
William Baerthlein, LICSW is a Clinical Social Worker provider in Bedford, MA (NPI 1720437197).
Provider details
- NPI number
- 1720437197
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LICSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 220830 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
10 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 101 Middlesex Tpke Ste 6 #313Burlington, MA 01803-4914Phone: (781) 720-4752
Registry dates
- Enumerated
- 2016-06-07
- Last updated
- 2025-08-26
- Certified
- 2025-08-26
Frequently asked questions
- What is William Baerthlein's NPI number?
- William Baerthlein's National Provider Identifier (NPI) is 1720437197, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Baerthlein's specialty?
- William Baerthlein is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is William Baerthlein located?
- William Baerthlein's practice location on file with NPPES is 200 Springs Rd, Bedford, MA 01730-1114.
- What is William Baerthlein's phone number?
- The practice phone number listed in the NPPES registry for William Baerthlein is (781) 382-5045.
- Is William Baerthlein's NPI active?
- Yes — William Baerthlein's NPI (1720437197) is active in the NPPES registry as of the last update on 2025-08-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.