Erin Garthwaite, RN
NPI 1093592818 · Addiction (Substance Use Disorder) Registered Nurse · South Portland, ME
Erin Garthwaite, RN is a Addiction (Substance Use Disorder) Registered Nurse provider in South Portland, ME (NPI 1093592818).
Provider details
- NPI number
- 1093592818
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) Registered NurseNursing Service Providers
- Credential
- RN
- Sex
- Female
- Sole proprietor
- No
- License
- RN84877 (ME)
Specialties & taxonomies
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 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
Mailing address
Registry dates
- Enumerated
- 2023-09-14
- Last updated
- 2023-09-14
- Certified
- 2023-09-14
Frequently asked questions
- What is Erin Garthwaite's NPI number?
- Erin Garthwaite's National Provider Identifier (NPI) is 1093592818, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Erin Garthwaite's specialty?
- Erin Garthwaite is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Registered Nurse (Nursing Service Providers).
- Where is Erin Garthwaite located?
- Erin Garthwaite's practice location on file with NPPES is 400 Western Ave, South Portland, ME 04106-1704.
- What is Erin Garthwaite's phone number?
- The practice phone number listed in the NPPES registry for Erin Garthwaite is (207) 774-7111.
- Is Erin Garthwaite's NPI active?
- Yes — Erin Garthwaite's NPI (1093592818) is active in the NPPES registry as of the last update on 2023-09-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.