LAWRENCE E FLAHERTY (MD) – Hematology & Oncology Physician, NPI 1124065610

LAWRENCE E FLAHERTY (MD) is a healthcare provider. based in Detroit, Michigan. specializing in MEDICAL ONCOLOGY. They hold the professional credentials MD. They hold a License No. 4301050152 (MI). The NPI Number for LAWRENCE E FLAHERTY (MD) is 1124065610

Main info

Male
48 Years Of Experience
Accepts Medicare Assignment
Name
LAWRENCE E FLAHERTY (MD)
NPI
1124065610
Phone
(800) 527-6266
Address
KARMANOS CANCER CENTER
Enumeration Date
1 June 2006
Last Update Date
25 October 2016

Doctor Profile

Medical School Name
SAINT LOUIS UNIVERSITY SCHOOL OF MEDICINE
Secondary Phone
8005276266
Graduation Year
1978 (48 years ago)
PAC ID
0840102265
Group Practice PAC ID
8628087681
Professional Enrollment ID
I20060703000047
Address ID
MI482012013DE4100XSTXX400
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience59
Completeness75
Years active:20State licenses:1Digital endpointsOther names

184 MEDICAL ONCOLOGY in MI

Provider Addresses for LAWRENCE E FLAHERTY (MD)

  • KARMANOS CANCER CENTER

    4100 JOHN R HWCRC 4TH FL

    DETROIT, MI 48201

    Phone: (800) 527-6266

    Fax: (313) 576-8767

    Type: Location

  • 1560, East Maple Road, Troy, Oakland County, Michigan, 48083, United States

    SUITE 400-CREDENTIALING

    TROY, MI 480831138

    Phone: (800) 527-6266

    Fax: (313) 576-8767

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 7 Open Payments records for all available years, with a total value of $2,598.

Total Amount is formed as General ($2,598) + Research ($0) + Ownership ($0) = $2,598.

Last reported payment date: 2024-12-10 • Largest payer in this snapshot: Merck Sharp & Dohme LLC ($2,000).

Total Amount

$2,598

General + Research + Ownership

Payments

7

Total payment records

General Amount

$2,598

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-12-10

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: 2006-07-03

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
I20060703000047IMedical 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.

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

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99214Established patient office or other outpatient visit, 30-39 minutes16182$0
99213Established patient office or other outpatient visit, 20-29 minutes4336$0
99222Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes1515$0
View full utilization report →

Insurance plans in this area (ZIP 48201)

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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: 8628087681View full group profile
NameSpecialtyState
-MI
Nurse PractitionerMI
Cardiovascular Disease (Cardiology)MI
H O S P I T A L I S TMI
-MI
Pulmonary Disease, Internal Medicine, Critical Care (Intensivists)MI
Internal Medicine, Infectious DiseaseMI
O B S T E T R I C S/ G Y N E C O L O G YMI
Pulmonary Disease, Critical Care (Intensivists)MI
O P H T H A L M O L O G YPA

Reviews

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Frequently asked questions

What number should I use to identify LAWRENCE E FLAHERTY (MD) for billing?
Administrative and clinical systems typically use NPI 1124065610 for LAWRENCE E FLAHERTY (MD).
Does the public listing show LAWRENCE E FLAHERTY (MD) as active?
LAWRENCE E FLAHERTY (MD)'s NPI record reflects an active status in NPPES.
Which specialty label fits LAWRENCE E FLAHERTY (MD)?
NPPES ties LAWRENCE E FLAHERTY (MD) to Hematology & Oncology Physician in the taxonomy section. Clinical services aligned with this taxonomy classification.
What geographic area is tied to LAWRENCE E FLAHERTY (MD)?
LAWRENCE E FLAHERTY (MD) is associated with Detroit, Michigan in the same public data insurers reference.
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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