IndividualActive
Marni Feinstein, LCSW
NPI 1033633797 · Clinical Social Worker · Bryn Mawr, PA
Marni Feinstein, LCSW is a Clinical Social Worker provider in Bryn Mawr, PA (NPI 1033633797).
Provider details
- NPI number
- 1033633797
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- SW007621L (PA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(69/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
919 Lafayette Rd
Bryn Mawr, PA 19010-1915
Phone: (610) 639-6607
Street-level locationGet directions
Mailing address
919 Lafayette Rd
Bryn Mawr, PA 19010-1915
Registry dates
- Enumerated
- 2017-08-02
- Last updated
- 2022-07-21
Frequently asked questions
- What is Marni Feinstein's NPI number?
- Marni Feinstein's National Provider Identifier (NPI) is 1033633797, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marni Feinstein's specialty?
- Marni Feinstein is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Marni Feinstein located?
- Marni Feinstein's practice location on file with NPPES is 919 Lafayette Rd, Bryn Mawr, PA 19010-1915.
- What is Marni Feinstein's phone number?
- The practice phone number listed in the NPPES registry for Marni Feinstein is (610) 639-6607.
- Is Marni Feinstein's NPI active?
- Yes — Marni Feinstein's NPI (1033633797) 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.