Courtney Mahaffy
NPI 1013491000 · Social Worker · Sandusky, MI
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Courtney Mahaffy is a Social Worker provider in Sandusky, MI (NPI 1013491000).
Provider details
- NPI number
- 1013491000
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 6801103120 (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
7 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
- 2018-09-17
- Last updated
- 2018-09-17
Frequently asked questions
- What is Courtney Mahaffy's NPI number?
- Courtney Mahaffy's National Provider Identifier (NPI) is 1013491000, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Courtney Mahaffy's specialty?
- Courtney Mahaffy is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Courtney Mahaffy located?
- Courtney Mahaffy's practice location on file with NPPES is 227 E Sanilac Rd, Sandusky, MI 48471-1160.
- What is Courtney Mahaffy's phone number?
- The practice phone number listed in the NPPES registry for Courtney Mahaffy is (810) 648-0330.
- Does Courtney Mahaffy accept Medicare?
- Courtney Mahaffy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Courtney Mahaffy's NPI active?
- Yes — Courtney Mahaffy's NPI (1013491000) is active in the NPPES registry as of the last update on 2018-09-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.