WILLIAM HAYMOND COOK (M.D.) – Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician, NPI 1598799850

WILLIAM HAYMOND COOK (M.D.) is a healthcare provider. based in Cincinnati, Ohio. specializing in THORACIC SURGERY. They hold the professional credentials M.D.. They hold a License No. 35081563C (OH). The NPI Number for WILLIAM HAYMOND COOK (M.D.) is 1598799850

Main info

Male
31 Years Of Experience
Accepts Medicare Assignment
Name
WILLIAM HAYMOND COOK (M.D.)
NPI
1598799850
Phone
(513) 421-3494
Address
4030 SMITH RD
Enumeration Date
10 July 2006
Last Update Date
8 August 2023

Doctor Profile

Medical School Name
OTHER
Secondary Phone
3347478800
Graduation Year
1995 (31 years ago)
PAC ID
2567432529
Group Practice PAC ID
8426076670
Professional Enrollment ID
I20040727001596
Address ID
AL361162014MO2055XBLVD403
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience85
Completeness75
Years active:19State licenses:3Digital endpointsOther names

241 THORACIC SURGERY in OH

Provider Addresses for WILLIAM HAYMOND COOK (M.D.)

  • 4030 SMITH RD

    SUITE 300

    CINCINNATI, OH 452091957

    Phone: (513) 421-3494

    Fax: (513) 345-2606

    Type: Mailing

  • 301 BROWN SPRINGS RD

    MONTGOMERY, AL 361177005

    Phone: (334) 747-4159

    Type: Mailing

  • 2055 E SOUTH BLVD STE 603

    MONTGOMERY, AL 361162014

    Phone: (334) 747-8800

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 52 Open Payments records for all available years, with a total value of $1,649.

Total Amount is formed as General ($1,649) + Research ($0) + Ownership ($0) = $1,649.

Last reported payment date: 2024-12-17 • Largest payer in this snapshot: Edwards Lifesciences Corporation ($543).

Total Amount

$1,649

General + Research + Ownership

Payments

52

Total payment records

General Amount

$1,649

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-12-17

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: 2004-07-27

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
I20040727001596IThoracic SurgeryALTBD

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
99204New patient office or other outpatient visit, 45-59 minutes4949$0
33508Harvest of vein using an endoscope3333$0
33533Coronary artery bypass using artery graft, 1 graft3131$0
33268Exclusion of appendage of left upper chamber of heart performed during other procedure on chest2525$0
33361Replacement of aortic valve through the skin and femoral artery1414$0
View full utilization report →

Insurance plans in this area (ZIP 45209)

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Provider's Procedures

WILLIAM HAYMOND COOK (M.D.) performs procedures in THORACIC SURGERY. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
THORACIC SURGERYOH33405Replacement of left lower heart chamber valve using artificial valve on heart-lung machine1212
THORACIC SURGERYOH33533Heart artery bypass to repair one artery2121

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: 8426076670View full group profile
NameSpecialtyState
Nurse PractitionerAL
Nurse PractitionerAL
-AL
Addiction Medicine, Family PracticeAL
Interventional Cardiology, Cardiovascular Disease (Cardiology)AL
Family PracticeAL
Family PracticeAL
Physician AssistantAL
-AL
Interventional CardiologyAL

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Frequently asked questions

What number should I use to identify WILLIAM HAYMOND COOK (M.D.) for billing?
Administrative and clinical systems typically use NPI 1598799850 for WILLIAM HAYMOND COOK (M.D.).
Quick check: is WILLIAM HAYMOND COOK (M.D.) active?
Public NPPES data shows WILLIAM HAYMOND COOK (M.D.) with an active NPI status right now.
Which specialty label fits WILLIAM HAYMOND COOK (M.D.)?
NPPES ties WILLIAM HAYMOND COOK (M.D.) to Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician in the taxonomy section. Clinical services aligned with this taxonomy classification.
What city is tied to WILLIAM HAYMOND COOK (M.D.)?
The directory associates WILLIAM HAYMOND COOK (M.D.) with Cincinnati, Ohio. Check all listed addresses for suites or satellite offices.
What is the difference between NPI and a medical license?
An NPI is a federal identifier; a medical license is issued by a state and governs where someone may practice.

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