TIMOTHY J O'ROURKE (M.D.) – Hematology & Oncology Physician, NPI 1215938303

TIMOTHY J O'ROURKE (M.D.) is a healthcare provider. based in Grand rapids, Michigan. specializing in Hematology & Oncology Physician. They hold the professional credentials M.D.. They hold a License No. 4301067043 (MI). The NPI Number for TIMOTHY J O'ROURKE (M.D.) is 1215938303

Main info

Male
50 Years Of Experience
Accepts Medicare Assignment
Name
TIMOTHY J O'ROURKE (M.D.)
NPI
1215938303
Phone
(616) 954-9800
Address
145 MICHIGAN ST NE
Enumeration Date
10 August 2005
Last Update Date
13 March 2020

Doctor Profile

Medical School Name
UNIVERSITY OF MICHIGAN HOMEOPATHIC MEDICAL SCHOOL
Secondary Phone
6169549800
Graduation Year
1976 (50 years ago)
PAC ID
6103831706
Group Practice PAC ID
4082526793
Professional Enrollment ID
I20060220000151
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience64
Completeness75
Years active:20State licenses:1Digital endpointsOther names

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Provider Addresses for TIMOTHY J O'ROURKE (M.D.)

  • 145, Michigan Street Northeast, Grand Rapids, Kent County, Michigan, 49503, United States

    SUITE 3100

    GRAND RAPIDS, MI 495032562

    Phone: (616) 954-9800

    Fax: (616) 954-2116

    Type: Location

  • 5800 FOREMOST DR SE STE 300

    GRAND RAPIDS, MI 495467062

    Phone: (616) 954-9800

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 1 Open Payments records for all available years, with a total value of $22.

Total Amount is formed as General ($22) + Research ($0) + Ownership ($0) = $22.

Last reported payment date: 2024-07-24 • Largest payer in this snapshot: Becton, Dickinson and Company ($22).

Total Amount

$22

General + Research + Ownership

Payments

1

Total payment records

General Amount

$22

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-07-24

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: 2006-02-20

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
I20060220000151IHematology/OncologyMITBD

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 49503)

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Provider's Procedures

TIMOTHY J O'ROURKE (M.D.) performs procedures in Hematology & Oncology Physician. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
HEMATOLOGY/ONCOLOGYMI96367Infusion into a vein for therapy prevention or diagnosis additional sequential infusion up to 1 hour4419

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: 4082526793View full group profile
NameSpecialtyState
Nurse PractitionerMI
Medical OncologyMI
Nurse PractitionerMI
Hematology/Oncology, Internal MedicineMI
Physician AssistantMI
-MI
-MI
-MI
-MI
Physician AssistantMI

Reviews

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Frequently asked questions

What is TIMOTHY J O'ROURKE (M.D.)'s NPI number?
TIMOTHY J O'ROURKE (M.D.)'s NPI is 1215938303 — the number used across U.S. healthcare to identify this provider.
Is there an active status for TIMOTHY J O'ROURKE (M.D.)?
For scheduling context, TIMOTHY J O'ROURKE (M.D.) is shown as active in the registry.
What clinical focus is listed for TIMOTHY J O'ROURKE (M.D.)?
At a glance, TIMOTHY J O'ROURKE (M.D.) is tied to Hematology & Oncology Physician. Clinical services aligned with this taxonomy classification.
Is TIMOTHY J O'ROURKE (M.D.) located near Grand Rapids?
TIMOTHY J O'ROURKE (M.D.) currently maps to Grand Rapids, Michigan in this extract.
What does 2 location(s) imply?
2 practice locations appear in the available data.

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