IndividualActive
Thomas Ernst, LSW
NPI 1669608584 · Social Worker · West Chester, PA
Thomas Ernst, LSW is a Social Worker provider in West Chester, PA (NPI 1669608584).
Provider details
- NPI number
- 1669608584
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LSW
- Sex
- Male
- Sole proprietor
- No
- License
- SW008380L (PA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(85/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
1140 Mcdermott Dr
100/101
West Chester, PA 19380-4043
Phone: (610) 430-6141
Fax: (610) 430-7708
Street-level locationGet directions
Mailing address
520 E Lancaster Ave
Downingtown, PA 19335-2723
Registry dates
- Enumerated
- 2009-06-05
- Last updated
- 2009-06-05
Frequently asked questions
- What is Thomas Ernst's NPI number?
- Thomas Ernst's National Provider Identifier (NPI) is 1669608584, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Ernst's specialty?
- Thomas Ernst is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Thomas Ernst located?
- Thomas Ernst's practice location on file with NPPES is 1140 Mcdermott Dr, West Chester, PA 19380-4043.
- What is Thomas Ernst's phone number?
- The practice phone number listed in the NPPES registry for Thomas Ernst is (610) 430-6141.
- Is Thomas Ernst's NPI active?
- Yes — Thomas Ernst's NPI (1669608584) is active in the NPPES registry as of the last update on 2009-06-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.