Marah Koprowski, PMHNP-BC
NPI 1356292395 · Psychiatric/Mental Health Nurse Practitioner · Great Barrington, MA
Marah Koprowski, PMHNP-BC is a Psychiatric/Mental Health Nurse Practitioner provider in Great Barrington, MA (NPI 1356292395).
Provider details
- NPI number
- 1356292395
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PMHNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- RN2349530 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
Mailing address
Registry dates
- Enumerated
- 2026-02-05
- Last updated
- 2026-04-25
- Certified
- 2026-04-25
Frequently asked questions
- What is Marah Koprowski's NPI number?
- Marah Koprowski's National Provider Identifier (NPI) is 1356292395, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marah Koprowski's specialty?
- Marah Koprowski is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Marah Koprowski located?
- Marah Koprowski's practice location on file with NPPES is 222 Main St Unit 143, Great Barrington, MA 01230-7007.
- What is Marah Koprowski's phone number?
- The practice phone number listed in the NPPES registry for Marah Koprowski is (619) 985-2122.
- Is Marah Koprowski's NPI active?
- Yes — Marah Koprowski's NPI (1356292395) is active in the NPPES registry as of the last update on 2026-04-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.