Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1477852028 Individual Practitioner Female Practitioner

Dr. Margret De Jesus De Guzman , MD

Surgery • Red Bud, IL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Margret De Guzman, MD is a certified Surgery practicing in Red Bud, IL. With approximately 15 years of clinical experience since graduating from University Of South Florida College Of Medicine in 2011, Dr. De Guzman delivers high-quality medical care to the local community at RED BUD ILLINOIS HOSPITAL COMANY LLC.

Dr. De Guzman maintains professional affiliations with Red Bud Illinois Hospital Company Llc, Deaconess Illinois Red Bud Regional Hospital Inc, Sparta Community Hospital D/B/A Quality Healthcare Clinics and accepts Medicare assignment.

Frequently performed procedures and clinical services include biopsy of large bowel using an endoscope, biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope, diagnostic exam of large bowel using a flexible endoscope. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

Red Bud Illinois Hospital Comany Llc
325 Spring St

Red Bud, IL 62278

Telephone 6182827373
Fax 6182827376
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

University Of South Florida College Of Medicine

Graduation Year

2011

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Red Bud, IL

Established Specialist (10-20 Yrs)
Practitioner Clinical Experience
15 Yrs +0.5 yrs vs City Avg
City Avg: 14.5 Yrs
State Avg: 27.3 Yrs
Regional Practice Density
3 Specialists

Practicing in Red Bud, IL (1624 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
85.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. De Guzman (15 Years) 15 Yrs
Red Bud Specialty Average (14.5 Years) 14.5 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
45380 Biopsy of large bowel using an endoscope
13 13 $1346.92 $196.99

Medical Specialties & State Licenses

CMS Verified: 2026-05-29
Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License NC 2018-02941

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Student in an Organized Health Care Education/Training Program

NUCC Taxonomy Code: 390200000X

An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.

Surgery

NUCC Taxonomy Code: 208600000X

State License IL 036.148607

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Hospital & Practice Group Affiliations

Deaconess Illinois Red Bud Regional Hospital Inc

325 Spring St, Red Bud, IL 622781105

Phone: 6182827373

Memorial Hospital

1900 State St, Chester, IL 622331116

Phone: 6188264581

Red Bud Illinois Hospital Company Llc

325 Spring St, Red Bud, IL 622781105

Sparta Community Hospital D/b/a Quality Healthcare Clinics

211 S Burns Ave, Sparta, IL 622861895

Phone: 6184431303

Secondary Practice Locations

818 E Broadway St

Sparta, IL 622861820

Phone: 6184431337

1300 N Market St

Sparta, IL 622861048

Phone: 6184434138

Practice Associates & Co-Workers

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

6 Associated Practitioners
Dr. Amanda Hawkins , DNP, FNP-C

Nurse Practitioner - Family

NPI 1013533579

Doctor of Nursing Practice, Family Nurse Practitioner (Certified)

Dr. Abby Harris , MD

Family Medicine

NPI 1063615714

Doctor of Medicine (M.D.)

Dr. Amy Rohlfing , MD

Internal Medicine - Geriatric Medicine

NPI 1255335188

Doctor of Medicine (M.D.)

Thomas Castilaw

Nurse Practitioner

NPI 1588147623
Susan Tuttle , APN

Nurse Practitioner

NPI 1740286988

Advanced Practice Nurse

Angela Schloer , FNP

Nurse Practitioner

NPI 1992971535

Family Nurse Practitioner

Career & Practice History Timeline

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

19 Historical Events
📍
Updated Business Mailing Address May 29, 2026

Registered at 325 SPRING ST, RED BUD, IL 622781105 (Tel: 6182827373)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) May 29, 2026

Surgery (License #2018-02941 in NC)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) February 25, 2021

Student in an Organized Health Care Education/Training Program

📍
Updated Practice Location May 24, 2019

Registered at RED BUD ILLINOIS HOSPITAL COMANY LLC, 325 SPRING ST, RED BUD, IL 62278 (Tel: 6182827373)

📍
Updated Business Mailing Address May 24, 2019

Registered at RED BUD ILLINOIS HOSPITAL COMANY LLC, 325 SPRING ST, RED BUD, IL 62278 (Tel: 6182827373)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) May 24, 2019

Surgery (License #036.148607 in IL)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) January 23, 2019

Surgery (License #2018-02941 in NC)

NPI Profile Active January 22, 2018

NPI status registered as active in NPPES database

📍
Updated Practice Location January 22, 2018

Registered at 2040 W CHARLESTON BLVD, STE 302, LAS VEGAS, NV 891022227 (Tel: 7026712273)

📍
Updated Business Mailing Address January 22, 2018

Registered at 2040 W CHARLESTON BLVD, STE 302, LAS VEGAS, NV 891022227 (Tel: 7026712273)

👤
Provider Name / Credentials Updated January 22, 2018

Recorded as MARGRET DE GUZMAN, M.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) January 22, 2018

Student in an Organized Health Care Education/Training Program

👤
Provider Name / Credentials Updated December 27, 2017

Recorded as MARGRET DEGUZMAN, M.D.

NPI Profile Active March 22, 2011

NPI status registered as active in NPPES database

📍
Updated Practice Location March 22, 2011

Registered at 2040 W CHARLESTON BLVD, STE 302, LAS VEGAS, NV 891022227 (Tel: 7026712273)

📍
Updated Business Mailing Address March 22, 2011

Registered at 2040 W CHARLESTON BLVD, STE 302, LAS VEGAS, NV 891022227 (Tel: 7026712273)

👤
Provider Name / Credentials Updated March 22, 2011

Recorded as MARGRET GUZMAN, M.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) March 22, 2011

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration March 22, 2011

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: 1477852028
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: March 22, 2011
Last Update: May 29, 2026
Sole Proprietor: Yes

Mailing Address

325 Spring St

Red Bud, IL 622781105

Phone: 6182827373

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.