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Active NPI 1376903708 Individual Practitioner Female Practitioner

Dr. Sarah Elizabeth Diaz , DO

Surgery • Duluth, MN

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Sarah Diaz, DO is a certified Surgery practicing in Duluth, MN. With approximately 10 years of clinical experience since graduating from At Still University Of Health Sciences, College Of Osteo Med, Kirksville in 2016, Dr. Diaz delivers high-quality medical care to the local community at 400 E 3RD ST.

Dr. Diaz is affiliated with The Duluth Clinic Ltd and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include biopsy of large bowel using an endoscope, diagnostic examination of the anus using an endoscope, removal of polyps or growths of large bowel using an endoscope with mechanical snare. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

400 E 3rd St

Duluth, MN 558051951

Telephone 2187868364
Associated Practice Facility / Clinic
🏢 The Duluth Clinic, Ltd Facility NPI 1245278209

Medicare Profile & Education

Medical School

At Still University Of Health Sciences, College Of Osteo Med, Kirksville

Graduation Year

2016

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Duluth, MN

Established Specialist (10-20 Yrs)
Practitioner Clinical Experience
10 Yrs -10.8 yrs vs City Avg
City Avg: 20.8 Yrs
State Avg: 23.0 Yrs
Regional Practice Density
29 Specialists

Practicing in Duluth, MN (770 Statewide)

Telehealth Adoption Rate
17.2% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount
77.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Diaz (10 Years) 10 Yrs
Duluth Specialty Average (20.8 Years) 20.8 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
50 50 $976.00 $121.84
46600 Diagnostic examination of the anus using an endoscope
45 38 $146.00 $39.35
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare
42 41 $1499.00 $233.92
99213 Established patient office or other outpatient visit, typically 15 minutes
29 23 $138.00 $63.10
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes
25 12 $144.00 $75.44
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more
24 24 $207.00 $78.69
G0105 Colorectal cancer screening; colonoscopy on individual at high risk
18 18 $1086.00 $174.39
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
18 13 $198.00 $92.77
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk
17 17 $1086.00 $164.45
G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's
13 13 $19.00 $15.77
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes
13 12 $406.00 $165.19
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more
11 11 $338.00 $174.17

Medical Specialties & State Licenses

CMS Verified: 2025-06-24
Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License MN 78919

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.

Surgery

NUCC Taxonomy Code: 208600000X

State License WI 81775

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.

Colon & Rectal Surgery

NUCC Taxonomy Code: 208C00000X

State License MI 5101022337

A colon and rectal surgeon is trained to diagnose and treat various diseases of the intestinal tract, colon, rectum, anal canal and perianal area by medical and surgical means. This specialist also deals with other organs and tissues (such as the liver, urinary and female reproductive system) involved with primary intestinal disease.

Hospital & Practice Group Affiliations

The Duluth Clinic Ltd

400 E 3rd St, Duluth, MN 558051951

Phone: 2187868364

Secondary Practice Locations

4100 Campus Ridge Dr

Midland, MI 486406139

Phone: 9898391795

Practice Associates & Co-Workers

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

40 Associated Practitioners
Molly Dwyer , APRN, CNP

Nurse Practitioner - Psychiatric/Mental Health

NPI 1003468760

Advanced Practice Registered Nurse, Certified Nurse Practitioner

NPI 1003565292

Doctor of Medicine (M.D.)

Kelsey O'neil , APRN, CNP

Nurse Practitioner - Family

NPI 1003677303

Advanced Practice Registered Nurse, Certified Nurse Practitioner

Annette Barker

Nurse Practitioner - Family

NPI 1003845595
Bruce Derauf

Radiology - Diagnostic Radiology

NPI 1003847385
Nizar Saleh

Internal Medicine - Cardiovascular Disease

NPI 1003857889

Career & Practice History Timeline

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

12 Historical Events
📍
Updated Practice Location June 24, 2025

Registered at 400 E 3RD ST, DULUTH, MN 558051951 (Tel: 2187868364)

📍
Updated Business Mailing Address June 24, 2025

Registered at 400 E 3RD ST, DULUTH, MN 558051951 (Tel: 2187868364)

👤
Provider Name / Credentials Updated June 24, 2025

Recorded as SARAH DIAZ, DO

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) June 24, 2025

Surgery (License #81775 in WI)

📍
Updated Practice Location June 01, 2022

Registered at 4100 CAMPUS RIDGE DR, MIDLAND, MI 486406139 (Tel: 9898391795)

📍
Updated Business Mailing Address June 01, 2022

Registered at 4000 WELLNESS DR, MIDLAND, MI 486702000

NPI Profile Active February 26, 2016

NPI status registered as active in NPPES database

📍
Updated Practice Location February 26, 2016

Registered at 15855 19 MILE RD, CLINTON TOWNSHIP, MI 480383504 (Tel: 5862632976)

📍
Updated Business Mailing Address February 26, 2016

Registered at 15855 19 MILE RD, CLINTON TOWNSHIP, MI 480383504

👤
Provider Name / Credentials Updated February 26, 2016

Recorded as SARAH DIAZ

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) February 26, 2016

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration February 26, 2016

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: 1376903708
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: February 26, 2016
Last Update: June 24, 2025
Sole Proprietor: No

Mailing Address

400 E 3rd St

Duluth, MN 558051951

Phone: 2187868364

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.