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Active NPI 1457701674 Individual Practitioner Male Practitioner

Dr. Robert Matthew Macgregor , MD

Surgery • Saint Louis, MO

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Robert Macgregor, MD is a certified Surgery practicing in Saint Louis, MO. With approximately 10 years of clinical experience since graduating from Eastern Virginia Medical School in 2016, Dr. Macgregor delivers high-quality medical care to the local community at 1 BARNES JEWISH HOSPITAL PLZ.

Dr. Macgregor is affiliated with Washington University and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include follow-up hospital inpatient care per day, repair of hernia of muscle at esophagus and stomach using an endoscope, initial hospital care with straightforward or low-level medical decision making, if using time, at least. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1 Barnes Jewish Hospital Plz
Div Surg Mis

Saint Louis, MO 631101003

Telephone 3144548877
Fax 8779914780
Associated Practice Facility / Clinic
🏢 Midwest Lithotripsy, Llc Facility NPI 1831198639

Medicare Profile & Education

Medical School

Eastern Virginia Medical School

Graduation Year

2016

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Saint Louis, MO

Established Specialist (10-20 Yrs)
Practitioner Clinical Experience
10 Yrs -8.3 yrs vs City Avg
City Avg: 18.3 Yrs
State Avg: 26.1 Yrs
Regional Practice Density
246 Specialists

Practicing in Saint Louis, MO (766 Statewide)

Telehealth Adoption Rate
9.8% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount
75.5% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Macgregor (10 Years) 10 Yrs
Saint Louis Specialty Average (18.3 Years) 18.3 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99231 Follow-up hospital inpatient care per day, typically 15 minutes
42 18 $140.36 $47.41
43281 Repair of hernia of muscle at esophagus and stomach using an endoscope
17 17 $2179.41 $375.27
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes
16 16 $368.13 $125.00
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more
15 15 $413.67 $160.95
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
13 13 $288.85 $121.08

Medical Specialties & State Licenses

CMS Verified: 2022-08-09
Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License MO 2018017278

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.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID
200061149 (MO)

Hospital & Practice Group Affiliations

Washington University

4921 Parkview Pl, Saint Louis, MO 631101032

Phone: 3143624699

Practice Associates & Co-Workers

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

20 Associated Practitioners
NPI 1083144158

Doctor of Medicine (M.D.)

Katherine Henslee , FNP

Nurse Practitioner - Adult Health

NPI 1124282819

Family Nurse Practitioner

NPI 1144514423

Doctor of Medicine (M.D.)

NPI 1164683025

Doctor of Medicine (M.D.)

NPI 1184367690

Doctor of Medicine (M.D.), Master of Public Health

Michelle Hedrick , AGNP

Nurse Practitioner - Gerontology

NPI 1194477406

Adult-Gerontology Nurse Practitioner

Career & Practice History Timeline

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

12 Historical Events
📍
Updated Business Mailing Address April 17, 2025

Registered at PO BOX 7412011, CHICAGO, IL 606742011 (Tel: 3144548877)

📍
Updated Business Mailing Address April 25, 2024

Registered at PO BOX 60352, SAINT LOUIS, MO 631600352 (Tel: 3144548877)

📍
Updated Practice Location August 08, 2023

Registered at 1 BARNES JEWISH HOSPITAL PLZ, DIV SURG MIS, SAINT LOUIS, MO 631101003 (Tel: 3144548877)

📍
Updated Business Mailing Address August 08, 2023

Registered at 660 S EUCLID AVE, MSC 8109-0037-09, SAINT LOUIS, MO 631101010 (Tel: 3144548877)

👤
Provider Name / Credentials Updated August 08, 2023

Recorded as ROBERT MACGREGOR, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) August 08, 2023

Surgery (License #2018017278 in MO)

NPI Profile Active June 18, 2016

NPI status registered as active in NPPES database

📍
Updated Practice Location June 18, 2016

Registered at 1 BARNES JEWISH HOSPITAL PLZ, SAINT LOUIS, MO 631101003 (Tel: 3143625000)

📍
Updated Business Mailing Address June 18, 2016

Registered at 660 S EUCLID AVE, SAINT LOUIS, MO 631101010

👤
Provider Name / Credentials Updated June 18, 2016

Recorded as ROBERT MACGREGOR, M.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) June 18, 2016

Surgery (License #2016018206 in MO)

🟢
Initial NPI Registration & Enumeration June 18, 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: 1457701674
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: June 18, 2016
Last Update: April 17, 2025
Sole Proprietor: No

Mailing Address

Po Box 7412011

Chicago, IL 606742011

Phone: 3144548877

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.