SHAWNA O'REILLY (D.O.) – Hospice and Palliative Medicine (Internal Medicine) Physician, NPI 1841581956

SHAWNA O'REILLY (D.O.) is a healthcare provider. based in Barrington, Illinois. specializing in HOSPICE/PALLIATIVE CARE, NEUROLOGY. They hold the professional credentials D.O.. They hold a License No. 036144273 (IL). The NPI Number for SHAWNA O'REILLY (D.O.) is 1841581956

Main info

Female
Sole Proprietor
15 Years Of Experience
Accepts Medicare Assignment
Name
SHAWNA O'REILLY (D.O.)
NPI
1841581956
Phone
(847) 381-5599
Address
405 LAKE ZURICH RD
Enumeration Date
22 April 2011
Last Update Date
20 September 2024

Doctor Profile

Medical School Name
OTHER
Secondary Phone
8472345600
Graduation Year
2011 (15 years ago)
PAC ID
4183924426
Group Practice PAC ID
4587576814
Professional Enrollment ID
I20180207001765
Address ID
IL600451659LA1000XRDXX300
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience64
Completeness75
Years active:15State licenses:1Digital endpointsOther names

176 HOSPICE/PALLIATIVE CARE in IL

Provider Addresses for SHAWNA O'REILLY (D.O.)

  • 405 LAKE ZURICH RD

    BARRINGTON, IL 600103141

    Phone: (847) 381-5599

    Fax: (847) 381-1431

    Type: Mailing

  • 1000 N WESTMORELAND RD

    LAKE FOREST, IL 600451658

    Phone: (847) 535-7058

    Fax: (847) 535-7023

    Type: Mailing

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: 2018-02-07

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
I20180207001765IHospice/Palliative CareILTBD

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
99232Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes6743$0
99223Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes5957$0
99233Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes5534$0
99222Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes5250$0
99497Advance care planning, first 30 minutes4134$0
View full utilization report →

Insurance plans in this area (ZIP 60010)

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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: 4587576814View full group profile
NameSpecialtyState
-IL
Diagnostic Radiology, Interventional RadiologyIL
P A T H O L O G YIL
Interventional Cardiology, Cardiovascular Disease (Cardiology), Internal MedicineIL
G A S T R O E N T E R O L O G YIL
Internal MedicineIL
Cardiac Electrophysiology, Cardiovascular Disease (Cardiology), Internal MedicineMN
-IL
Physical Therapist In Private PracticeIL
H O S P I T A L I S TIL

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Frequently asked questions

What unique ID ties claims to SHAWNA O'REILLY (D.O.)?
NPI 1841581956 is assigned to SHAWNA O'REILLY (D.O.) under the national enumeration system.
Is SHAWNA O'REILLY (D.O.) currently active in the NPI registry?
CMS-published data lists SHAWNA O'REILLY (D.O.) as an active registrant.
Does SHAWNA O'REILLY (D.O.) list a primary specialty?
If you are matching referrals, note Hospice and Palliative Medicine (Internal Medicine) Physician for SHAWNA O'REILLY (D.O.). Clinical services aligned with this taxonomy classification.
Does SHAWNA O'REILLY (D.O.) practice in Illinois?
You will see Barrington, Illinois on file for SHAWNA O'REILLY (D.O.) alongside any extra practice locations.
Does Medicare enrollment show here?
Medicare enrollment screens are separate from the basic NPI extract shown here.

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