Siobhan Donnelly, LMSW
NPI 1083826226 · Clinical Social Worker · Ann Arbor, MI
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Siobhan Donnelly, LMSW is a Clinical Social Worker provider in Ann Arbor, MI (NPI 1083826226).
Provider details
- NPI number
- 1083826226
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 6801062107 (MI)
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
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
- 2007-05-03
- Last updated
- 2011-05-06
Frequently asked questions
- What is Siobhan Donnelly's NPI number?
- Siobhan Donnelly's National Provider Identifier (NPI) is 1083826226, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Siobhan Donnelly's specialty?
- Siobhan Donnelly is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Siobhan Donnelly located?
- Siobhan Donnelly's practice location on file with NPPES is 218 N 4th Ave Ste 211, Ann Arbor, MI 48104-1472.
- What is Siobhan Donnelly's phone number?
- The practice phone number listed in the NPPES registry for Siobhan Donnelly is (734) 545-6498.
- Does Siobhan Donnelly accept Medicare?
- Siobhan Donnelly is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Siobhan Donnelly's NPI active?
- Yes — Siobhan Donnelly's NPI (1083826226) is active in the NPPES registry as of the last update on 2011-05-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.