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Active NPI 1922086560 Individual Practitioner Male Practitioner

Dr. Mark Blitstein , MD

Specialist • Lake Forest, IL

Professional Overview & Biography Verified Profile Summary

Dr. Mark Blitstein, MD is a registered healthcare professional specializing in Specialist in Lake Forest, IL. Practice services are available at 800 N WESTMORELAND RD under active NPI credentials.

Frequently performed procedures and clinical services include removal of polyps or growths of large bowel using an endoscope with mechanical snare, colorectal cancer screening; colonoscopy on individual at high risk, moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

800 N Westmoreland Rd
Suite 102

Lake Forest, IL 600451673

Telephone 8472951300
Fax 8472951574
Associated Practice Facility / Clinic
🏢 Lake Forest Medical Sc Facility NPI 1932183365

Specialty Benchmarks & Practice Insights

Comparative analytics for Specialist in Lake Forest, IL

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 59.0 Yrs
State Avg: 38.5 Yrs
Regional Practice Density
9 Specialists

Practicing in Lake Forest, IL (1322 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
82.3% 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 (2019)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare
76 73 $1535.00 $290.55
G0105 Colorectal cancer screening; colonoscopy on individual at high risk
19 19 $1258.00 $212.29
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito
15 15 $33.00 $6.50
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk
15 15 $1258.00 $212.98

Medical Specialties & State Licenses

Specialist Primary Specialty

NUCC Taxonomy Code: 174400000X

An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

3 Associated Practitioners
Dr. Alex Tosiou , MD

Internal Medicine - Gastroenterology

NPI 1184602732

Doctor of Medicine (M.D.)

Dr. John Gaetano , MD

Internal Medicine - Gastroenterology

NPI 1588977722

Doctor of Medicine (M.D.)

NPI 1700864337

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

6 Historical Events
NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍
Updated Practice Location July 08, 2007

Registered at 800 N WESTMORELAND RD, SUITE 102, LAKE FOREST, IL 600451673 (Tel: 8472951300)

📍
Updated Business Mailing Address July 08, 2007

Registered at 800 N WESTMORELAND RD, SUITE 102, LAKE FOREST, IL 600451673 (Tel: 8472951300)

👤
Provider Name / Credentials Updated July 08, 2007

Recorded as MARK BLITSTEIN, M.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Specialist

🟢
Initial NPI Registration & Enumeration January 04, 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: 1922086560
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: January 04, 2006
Last Update: July 13, 2026
Sole Proprietor: No

Mailing Address

800 N Westmoreland Rd, Suite 102

Lake Forest, IL 600451673

Phone: 8472951300

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.