Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1942682281 Individual Practitioner Male Practitioner

Dr. Grant Sizemore , MD

Surgery • Dubuque, IA

Professional Overview & Biography Verified Profile Summary

Dr. Grant Sizemore, MD is a certified Surgery practicing in Dubuque, IA. With approximately 11 years of clinical experience since completing medical education in 2015, Dr. Sizemore delivers high-quality medical care to the local community at 1000 LANGWORTHY ST.

Dr. Sizemore does not directly accept Medicare assignment.

Practice Location & Contact Primary Location

Practice Address

1000 Langworthy St

Dubuque, IA 520017313

Telephone 5635843450
Fax 5635843171
Associated Practice Facility / Clinic
🏢 Mercy Family Pharmacy Facility NPI 1922034131

Medicare Profile & Education

Medical School

Other

Graduation Year

2015

Medicare Assignment

Not Specified

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Dubuque, IA

Established Specialist (10-20 Yrs)
Practitioner Clinical Experience
11 Yrs -9.2 yrs vs City Avg
City Avg: 20.2 Yrs
State Avg: 26.0 Yrs
Regional Practice Density
16 Specialists

Practicing in Dubuque, IA (452 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Sizemore (11 Years) 11 Yrs
Dubuque Specialty Average (20.2 Years) 20.2 Yrs

Medical Specialties & State Licenses

CMS Verified: 2026-06-29
Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License IA MD-56679

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.

Practice Associates & Co-Workers

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

10 Associated Practitioners
NPI 1053362194

Doctor of Medicine (M.D.)

NPI 1255606430

Doctor of Osteopathic Medicine (D.O.)

NPI 1316991672

Doctor of Medicine (M.D.)

NPI 1447412309

Doctor of Medicine (M.D.)

NPI 1518233428

Doctor of Medicine (M.D.)

NPI 1548821788

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

15 Historical Events
📍
Updated Practice Location June 29, 2026

Registered at 1000 LANGWORTHY ST, DUBUQUE, IA 520017313 (Tel: 5635843450)

📍
Updated Business Mailing Address June 29, 2026

Registered at 1500 ASSOCIATES DR, DUBUQUE, IA 520022201

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

Surgery (License #MD-56679 in IA)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) August 14, 2023

Surgery (License #MD19230 in HI)

NPI Profile Active July 06, 2017

NPI status registered as active in NPPES database

📍
Updated Practice Location July 06, 2017

Registered at 1 JARRETT WHITE RD, MCHK - DOHET, TRIPLER AMC, HI 968595001 (Tel: 8137633010)

📍
Updated Business Mailing Address July 06, 2017

Registered at 1 JARRETT WHITE RD, MCHK - DOHET, TRIPLER AMC, HI 968595001 (Tel: 8084333479)

👤
Provider Name / Credentials Updated July 06, 2017

Recorded as GRANT SIZEMORE, M.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 06, 2017

General Practice (License #MD19230 in HI)

NPI Profile Active June 23, 2015

NPI status registered as active in NPPES database

📍
Updated Practice Location June 23, 2015

Registered at 1 JARRETT WHITE RD, MCHK - DOHET, TRIPLER AMC, HI 968595001 (Tel: 8137633010)

📍
Updated Business Mailing Address June 23, 2015

Registered at 1 JARRETT WHITE RD, MCHK - DOHET, TRIPLER AMC, HI 968595001 (Tel: 8137633010)

👤
Provider Name / Credentials Updated June 23, 2015

Recorded as GRANT SIZEMORE, M.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) June 23, 2015

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration June 23, 2015

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

0 Reviews
No patient reviews submitted yet for Dr. Grant Sizemore. Be the first to share your experience!

Sign in to leave a review for Dr. Grant Sizemore

Only verified registered users can submit ratings, post feedback, and upload facility photos.

NPI Administrative Meta

NPI Number: 1942682281
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: June 23, 2015
Last Update: June 29, 2026
Sole Proprietor: No

Mailing Address

1500 Associates Dr

Dubuque, IA 520022201

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.