Jamie Merwin, LSW
NPI 1164995551 · Addiction (Substance Use Disorder) Counselor · Chester, PA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jamie Merwin, LSW is a Addiction (Substance Use Disorder) Counselor provider in Chester, PA (NPI 1164995551).
Provider details
- NPI number
- 1164995551
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- LSW
- Sex
- Female
- Sole proprietor
- Yes
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
- 2019-01-08
- Last updated
- 2019-01-08
Frequently asked questions
- What is Jamie Merwin's NPI number?
- Jamie Merwin's National Provider Identifier (NPI) is 1164995551, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jamie Merwin's specialty?
- Jamie Merwin is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Jamie Merwin located?
- Jamie Merwin's practice location on file with NPPES is 2600 W 9th St Fl Alcohol4, Chester, PA 19013-2040.
- What is Jamie Merwin's phone number?
- The practice phone number listed in the NPPES registry for Jamie Merwin is (610) 497-7200.
- Does Jamie Merwin accept Medicare?
- Jamie Merwin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jamie Merwin's NPI active?
- Yes — Jamie Merwin's NPI (1164995551) is active in the NPPES registry as of the last update on 2019-01-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.