Siobhan Mcmahon, RN NP
NPI 1932133147 · Gerontology Nurse Practitioner · Duluth, MN
Siobhan Mcmahon, RN NP is a Gerontology Nurse Practitioner provider in Duluth, MN (NPI 1932133147).
Provider details
- NPI number
- 1932133147
- Entity type
- Individual
- Primary specialty
- Gerontology Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RN NP
- Sex
- Female
- Sole proprietor
- No
- License
- 1838-33 (MN)
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
19 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
- 2006-07-11
- Last updated
- 2015-07-16
Frequently asked questions
- What is Siobhan Mcmahon's NPI number?
- Siobhan Mcmahon's National Provider Identifier (NPI) is 1932133147, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Siobhan Mcmahon's specialty?
- Siobhan Mcmahon is listed in the NPPES registry with a primary specialty of Gerontology Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Siobhan Mcmahon located?
- Siobhan Mcmahon's practice location on file with NPPES is 400 E 3rd St, Duluth, MN 55805-1951.
- What is Siobhan Mcmahon's phone number?
- The practice phone number listed in the NPPES registry for Siobhan Mcmahon is (218) 786-1216.
- Is Siobhan Mcmahon's NPI active?
- Yes — Siobhan Mcmahon's NPI (1932133147) is active in the NPPES registry as of the last update on 2015-07-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.