WILLIAM O'CONNOR – Clinical Social Worker, NPI 1154752038

WILLIAM O'CONNOR is a healthcare provider. based in Farmington hills, Michigan. specializing in CLINICAL SOCIAL WORKER. They hold a License No. 6801058942 (MI). The NPI Number for WILLIAM O'CONNOR is 1154752038

Main info

Male
Sole Proprietor
39 Years Of Experience
Accepts Medicare Assignment
Name
WILLIAM O'CONNOR
NPI
1154752038
Phone
(248) 476-2229
Address
37899 W 12 MILE RD
Enumeration Date
3 December 2013
Last Update Date
3 December 2013

Doctor Profile

Medical School Name
UNIVERSITY OF MICHIGAN MEDICAL SCHOOL
Secondary Phone
7344127300
Graduation Year
1987 (39 years ago)
PAC ID
6204066244
Group Practice PAC ID
3870822604
Professional Enrollment ID
I20140313000294
Address ID
MI481059520AN5331XRDXX300
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience38
Completeness75
Years active:12State licenses:1Digital endpointsOther names

4,821 CLINICAL SOCIAL WORKER in MI

Provider Addresses for WILLIAM O'CONNOR

  • 37899 W 12 MILE RD

    SUITE 130

    FARMINGTON HILLS, MI 483313048

    Phone: (248) 476-2229

    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: 2014-03-13

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
I20140313000294IClinical 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 48331)

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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: 3870822604View full group profile
NameSpecialtyState
Nurse PractitionerMI
Clinical Social WorkerMI
P S Y C H I A T R YMI
Clinical Social WorkerMI

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Frequently asked questions

Where can patients find WILLIAM O'CONNOR's NPI?
You can confirm WILLIAM O'CONNOR with NPI 1154752038; it appears in the national provider directory.
Is WILLIAM O'CONNOR's NPI currently valid?
The extract we use shows WILLIAM O'CONNOR as active.
What does WILLIAM O'CONNOR treat or focus on?
Patients typically see WILLIAM O'CONNOR under the specialty Clinical Social Worker. Clinical services aligned with this taxonomy classification.
What location metadata exists for WILLIAM O'CONNOR?
The page summarizes Farmington Hills, Michigan for WILLIAM O'CONNOR; expand the address list for detail.
How can I contact WILLIAM O'CONNOR?
Phone or fax may appear on the official NPI record when supplied — verify before relying on them.

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