MARGRET D. DE GUZMAN M.D. – NPI #1477852028
Surgery

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.

Health Care Provider Taxonomy Code for Surgery

MARGRET DE GUZMAN is a surgeon located in RED BUD, IL. NPPES has assigned the NPI number 1477852028 to MARGRET DE GUZMAN on March 22, 2011. It is a Type-1 NPI, indicating this NPI number is associated with an individual. According to the NPI Registry, there are 2 additional location(s) assigned to this provider which are listed below. With multiple taxonomy codes selected, the primary taxonomy selected by this provider is 208600000X from the Health Care Provider Taxonomy code set, which is classified as Surgery.

The NPI profile was last updated on May 29, 2026. Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for MARGRET DE GUZMAN below.

NPI Profile for
MARGRET D. DE GUZMAN

NPI Number
1477852028
Enumeration Date

(more than 15 years ago)
Entity Type
Type-1  Individual (Female)
Legal Name
MARGRET D. DE GUZMAN
Credentials
M.D.
Primary location
RED BUD ILLINOIS HOSPITAL COMANY LLC
325 SPRING ST
RED BUD, IL 62278
Phone: (618) 282-7373 Fax: (618) 282-7376
2 Other location(s):
1300 N Market St
Sparta, IL 62286-1048
Phone: (618) 443-4138
Fax: (618) 443-3327
818 E Broadway St
Sparta, IL 62286-1820
Phone: (618) 443-1337
Fax: (618) 443-1383
Mailing address
325 SPRING ST
RED BUD, IL 62278-1105
Phone: (618) 282-7373 Fax: (618) 282-7376
Sole Proprietor
Yes
Updated
Certification Date
May 29, 2026

Note: NPPES allows providers to attest to the accuracy of their NPI data. When a provider request any change to the NPI record, they will be able to attest to their changed NPI data, resulting in an updated certification date.

Taxonomy Code(s)

A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.

Taxonomy Classification / Specialization State License
208600000X
- Surgery (Primary)		 NC 2018-02941
390200000X
- Student in an Organized Health Care Education/Training Program

The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.

Endpoint

Health Information Exchange (HEI)

HEI is the mobilization of health care information electronically across organizations within a region, community or hospital system. Endpoints provide a simple and secure way for participants to send authenticated, encrypted health information directly to known, trusted recipients over the internet such as primary care physicians, specialists, hospitals, labs, etc.

View All Endpoint(s)
Endpoint
[email protected]
Endpoint type
Direct Messaging Address
Endpoint Description
Content Type
Affiliation
N
Endpoint Location
211 S BURNS AVE,
SPARTA, IL 77025-1669
Endpoint
[email protected]
Endpoint type
Direct Messaging Address
Endpoint Description
Content Type
Affiliation
N
Endpoint Location
818 E BROADWAY ST,
SPARTA, IL 77025-1669
Endpoint
[email protected]
Endpoint type
Direct Messaging Address
Endpoint Description
Content Type
Affiliation
N
Endpoint Location
1300 N MARKET ST,
SPARTA, IL 77025-1669

Additional Information

Education
UNIVERSITY OF SOUTH FLORIDA COLLEGE OF MEDICINE - Graduated 2011
Accepts Medicare
This provider accepts Medicare-approved amount as payment in full. The Medicare-approved amount is the total the provider can be paid. When a provider accepts the Medicare-approved amount as payment, you won't be billed for more than the Medicare deductible & coinsureance.
Medicare Ordering & Referring
Provider can:
  • Refer to Part B
  • Order Durable Medical Equipment
  • Refer to Home Health Agency
  • Order Power Mobility Devices
Affiliations
MARGRET DE GUZMAN is affiliated with the following medical group(s):
  • HOSPITAL
    • MEMORIAL HOSPITAL
      1900 STATE ST
      CHESTER, IL 62233
    • RED BUD REGIONAL HOSPITAL
      325 SPRING STREET
      RED BUD, IL 62278
    • SPARTA COMMUNITY HOSPITAL
      818 E BROADWAY
      SPARTA, IL 62286
  • HOME HEALTH AGENCY
    • RED BUD REGIONAL HOME CARE
      1010 LOCUST STREET
      RED BUD, IL 62278

Why is my NPI data (personal information) being displayed publicly?
If you have an active NPI profile, your profile is required to be disclosed according to the FOIA and eFOIA. HIPAA also requires covered providers to share their NPI with other providers, health plans, clearinghouses and any entity that may need it for billing purposes.

How do I correct or change the NPI data displayed here?
At any time, providers can make changes to their NPI profile at NPPES. Login to NPPES to make changes online or call (800) 465-3203 for assistance. Changes made at NPPES will be reflected on this web site within a few days.

Can I hide my NPI profile from the public?
Unfortunately, No. The NPPES discloses health care provider data under the Freedom of Information Act to the public, which means anyone may request such information directly from the National Plan & Provider Enumeration System. See the complete CMS Data Dissemination Notice here.