DR. WILLIAM W ONEILL (MD) – Cardiovascular Disease Physician, NPI 1881676435

DR. WILLIAM W ONEILL (MD) is a healthcare provider. based in Detroit, Michigan. specializing in Cardiovascular Disease Physician. They hold the professional credentials MD. They hold a License No. 4301039889 (MI). The NPI Number for DR. WILLIAM W ONEILL (MD) is 1881676435

Main info

Male
Sole Proprietor
49 Years Of Experience
Accepts Medicare Assignment
Name
DR. WILLIAM W ONEILL (MD)
NPI
1881676435
Phone
(313) 916-1878
Address
2799 W Grand Blvd
Enumeration Date
18 November 2005
Last Update Date
18 April 2025

Doctor Profile

Medical School Name
WAYNE STATE UNIVERSITY SCHOOL OF MEDICINE
Secondary Phone
5862632300
Graduation Year
1977 (49 years ago)
PAC ID
9830084706
Group Practice PAC ID
0547178311
Professional Enrollment ID
I20120801000346
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience82
Completeness75
Years active:20State licenses:3Digital endpointsOther names

Provider Addresses for DR. WILLIAM W ONEILL (MD)

  • 2799 W Grand Blvd

    K14 Office B1417

    Detroit, MI 482022608

    Phone: (313) 916-1878

    Fax: (313) 916-2819

    Type: Location

  • Henry Ford Hospital, 2799, West Grand Boulevard, New Center, Detroit, Wayne County, Michigan, 48202, United States

    K14 OFFICE B1417

    DETROIT, MI 482022608

    Phone: (313) 916-1878

    Fax: (313) 916-2819

    Type: Location

  • 399 9TH ST N STE 300

    NAPLES, FL 341025820

    Phone: (239) 624-4299

    Fax: (239) 624-8856

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 237 Open Payments records for all available years, with a total value of $381,743.

Total Amount is formed as General ($371,543) + Research ($10,201) + Ownership ($0) = $381,743.

Last reported payment date: 2024-12-18 • Largest payer in this snapshot: ABIOMED ($338,541).

Total Amount

$381,743

General + Research + Ownership

Payments

237

Total payment records

General Amount

$371,543

General payments

Research Amount

$10,201

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-12-18

Latest reported date

Top Companies

Largest payers in this snapshot

View all Open Payments →|Open Payments Risk Radar →

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: 2012-08-01

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
I20120801000346IInterventional CardiologyMITBD

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.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99214Established patient office or other outpatient visit, 30-39 minutes148116$0
93010Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only10988$0
99215Established patient office or other outpatient visit, 40-54 minutes3635$0
99213Established patient office or other outpatient visit, 20-29 minutes3430$0
View full utilization report →

Insurance plans in this area (ZIP 48202)

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Provider's Procedures

DR. WILLIAM W ONEILL (MD) performs procedures in Cardiovascular Disease Physician. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
INTERVENTIONAL CARDIOLOGYMI92928Catheter insertion of stents in major coronary artery or branch, accessed through the skin3324
INTERVENTIONAL CARDIOLOGYMI93010Routine electrocardiogram (EKG) using at least 12 leads with interpretation and report505333

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: 0547178311View full group profile
NameSpecialtyState
-MI
Gastroenterology, Internal MedicinePA
Certified Registered Nurse Anesthetist (Crna)MI
Clinical Social WorkerMI
-MI
Physician AssistantMI
Qualified AudiologistMI
O P H T H A L M O L O G YMI
-MI
-MI

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Frequently asked questions

Where can patients find DR. WILLIAM W ONEILL (MD)'s NPI?
You can confirm DR. WILLIAM W ONEILL (MD) with NPI 1881676435; it appears in the national provider directory.
Does this profile mean DR. WILLIAM W ONEILL (MD) is currently active?
Yes — DR. WILLIAM W ONEILL (MD) appears active in the national provider directory.
What kind of provider is DR. WILLIAM W ONEILL (MD)?
The page reflects Cardiovascular Disease Physician for DR. WILLIAM W ONEILL (MD). Clinical services aligned with this taxonomy classification.
Does DR. WILLIAM W ONEILL (MD) practice in Michigan?
You will see Detroit, Michigan on file for DR. WILLIAM W ONEILL (MD) alongside any extra practice locations.
Is this NPI for an individual or an organization?
This listing corresponds to an Individual Provider.

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