Deactivated NPI 1437224441 Deactivated / Inactive NPI Male Practitioner

Dr. Daniel J. O'rourke , MD

Internal Medicine • Mchenry, IL

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Notice of NPI Deactivation & Inactive Practice Status

According to official public domain records published by CMS (Centers for Medicare & Medicaid Services) in the National Provider Identifier (NPPES) Registry, Dr. Daniel O'rourke has officially deactivated this NPI record and ceased active healthcare practice.

Registration / Start Date November 22, 2006

NPI Deactivation Date October 23, 2025

Total Practice Duration ~19 Years of Practice (2006 – 2025)

Professional Overview & Biography Verified Profile Summary

Dr. Daniel O'Rourke, MD was a registered Internal Medicine practicing in Mchenry, IL. Throughout an active medical career spanning 19 years, Dr. O'Rourke provided care at the practice location at 4302 W CRYSTAL LAKE RD STE B until profile deactivation on 2025-10-23.

Historical Medicare Part B clinical services included established patient outpatient office visit, insertion of needle into vein for collection of blood sample, administration of influenza virus vaccine. Public procedure reimbursement records and service volume details are provided below for historical transparency.

Practice Location & Contact Primary Location

Practice Address

4302 W Crystal Lake Rd Ste B

Mchenry, IL 600504248

Telephone 8153443277

Fax 8153449388

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Mchenry, IL

Active Practitioner

Practitioner Clinical Experience

Active

City Avg: 20.6 Yrs

State Avg: 28.9 Yrs

Regional Practice Density

72 Specialists

Practicing in Mchenry, IL (7544 Statewide)

Telehealth Adoption Rate

9.7% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

15.2% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2021)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	35	28	$188.62	$167.61
36415 Insertion of needle into vein for collection of blood sample	22	18	$19.41	$3.00
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	16	16	$120.35	$107.88

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
36415 Insertion of needle into vein for collection of blood sample	92	52	$19.47	$2.98
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	70	39	$120.60	$101.11
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	59	37	$161.93	$135.88
G0008 Administration of influenza virus vaccine	23	22	$39.10	$16.16

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	127	57	$120.30	$99.25
36415 Insertion of needle into vein for collection of blood sample	84	50	$19.49	$2.94
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	84	48	$161.62	$134.26
G0008 Administration of influenza virus vaccine	15	15	$39.47	$15.05
93000 Routine ekg using at least 12 leads including interpretation and report	15	15	$18.90	$15.55

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	111	63	$119.47	$93.78
36415 Insertion of needle into vein for collection of blood sample	77	42	$18.88	$2.94
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	48	32	$161.28	$126.78
G0008 Administration of influenza virus vaccine	22	22	$32.00	$19.39
99213 Established patient office or other outpatient visit, typically 15 minutes	17	13	$80.66	$63.63

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	131	57	$115.25	$92.57
36415 Insertion of needle into vein for collection of blood sample	102	55	$18.05	$2.94
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	89	49	$155.41	$124.65
99213 Established patient office or other outpatient visit, typically 15 minutes	21	15	$78.45	$62.79
G0008 Administration of influenza virus vaccine	20	18	$32.00	$23.77
93000 Routine ekg using at least 12 leads including interpretation and report	14	14	$18.02	$14.44

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License IL 36-0643768

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

8 Historical Events

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NPI Profile Deactivated October 23, 2025

Record deactivated on October 23, 2025

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Medical Taxonomy / Specialty Registered (Primary Specialty) February 16, 2018

Internal Medicine (License #036-064378 in IL)

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NPI Profile Active May 03, 2013

NPI status registered as active in NPPES database

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Updated Practice Location May 03, 2013

Registered at 4302 W CRYSTAL LAKE RD STE B, MCHENRY, IL 600504248 (Tel: 8153443277)

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Updated Business Mailing Address May 03, 2013

Registered at 4302 W CRYSTAL LAKE RD STE B, MCHENRY, IL 600504248 (Tel: 8153443277)

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Provider Name / Credentials Updated May 03, 2013

Recorded as DANIEL O'ROURKE, M.D.

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Medical Taxonomy / Specialty Registered (Primary Specialty) May 03, 2013

Internal Medicine (License #36-0643768 in IL)

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Initial NPI Registration & Enumeration November 22, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1437224441

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: November 22, 2006

Last Update: May 03, 2013

Deactivation Date: October 23, 2025

Update or Correct Profile

Mailing Address

4302 W Crystal Lake Rd Ste B

Mchenry, IL 600504248

Phone: 8153443277

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.