COURTNEY MAHAFFY – Social Worker, NPI 1013491000

COURTNEY MAHAFFY is a healthcare provider. based in Sandusky, Michigan. specializing in CLINICAL SOCIAL WORKER. They hold a License No. 6801103120 (MI). The NPI Number for COURTNEY MAHAFFY is 1013491000

Main info

Female
Sole Proprietor
8 Years Of Experience
Accepts Medicare Assignment
Name
COURTNEY MAHAFFY
NPI
1013491000
Phone
Not provided
Address
227 E SANILAC RD
Enumeration Date
17 September 2018
Last Update Date
17 September 2018

Doctor Profile

Medical School Name
OTHER
Secondary Phone
8106480330
Graduation Year
2018 (8 years ago)
PAC ID
8123435989
Group Practice PAC ID
0749252062
Professional Enrollment ID
I20210324000988
Address ID
MI484711383SA217XXRDXX400
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience28
Completeness75
Years active:7State licenses:1Digital endpointsOther names

4,821 CLINICAL SOCIAL WORKER in MI

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Provider Addresses for COURTNEY MAHAFFY

  • 227, East Sanilac Road, Sandusky, Bridgehampton Township, Sanilac County, Michigan, 48471, United States

    SANDUSKY, MI 484711160

    Phone:

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2021-03-24

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20210324000988IClinical Social WorkerMITBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 48471)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 0749252062View full group profile
NameSpecialtyState
Clinical Social WorkerMI
P S Y C H I A T R YMI
Mental Health CounselorMI
Clinical Social WorkerMI
Clinical Social WorkerMI
Clinical Social WorkerMI
Mental Health CounselorMI
-MI
P S Y C H I A T R YMI
Mental Health CounselorMI

Reviews

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Frequently asked questions

What unique ID ties claims to COURTNEY MAHAFFY?
NPI 1013491000 is assigned to COURTNEY MAHAFFY under the national enumeration system.
Is COURTNEY MAHAFFY's NPI currently valid?
The extract we use shows COURTNEY MAHAFFY as active.
What kind of provider is COURTNEY MAHAFFY?
The page reflects Social Worker for COURTNEY MAHAFFY. Clinical services aligned with this taxonomy classification.
Where is COURTNEY MAHAFFY's primary listing?
We display Sandusky, Michigan because that is what the record indicates for COURTNEY MAHAFFY.
What if Sandusky, Michigan seems incomplete?
Street-level detail can be omitted — open the full address list for this NPI.

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