Active NPI 1598920647 Individual Practitioner Male Practitioner

Dr. Matthew A Pieper , DO

Surgery • Saint Louis, MO

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Matthew Pieper, DO is a certified Surgery practicing in Saint Louis, MO. With approximately 20 years of clinical experience since graduating from At Still University Of Health Sciences, College Of Osteo Med, Kirksville in 2006, Dr. Pieper delivers high-quality medical care to the local community at 621 S NEW BALLAS RD STE 560A.

Dr. Pieper is affiliated with Mercy Clinic Trauma And General Surgery Llc and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, subsequent hospital care with moderate levelof medical decision making, if using time, at least, 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

621 S New Ballas Rd Ste 560a

Saint Louis, MO 631418261

Telephone 3142516440

Associated Practice Facility / Clinic

🏢 Mercy Clinic Trauma And General Surgery, Llc Facility NPI 1699825695

Medicare Profile & Education

Medical School

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

Graduation Year

2006

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Saint Louis, MO

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

20 Yrs +1.7 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

In-Person Office Visits Only

Medicare Pricing Discount

49.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Pieper (20 Years) 20 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)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	27	18	$171.00	$87.10

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	61	35	$112.28	$77.84
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	46	46	$212.00	$128.03
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	30	14	$156.10	$117.10
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	16	16	$276.00	$170.67

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	96	56	$148.00	$100.75
99291 Critical care, first 30-74 minutes	32	19	$390.00	$217.06
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	31	24	$111.00	$69.13
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	30	30	$276.00	$196.13
99221 Initial hospital inpatient care per day, typically 30 minutes	18	18	$140.00	$99.21
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	12	12	$212.00	$133.93

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	119	62	$148.00	$102.71
99291 Critical care, first 30-74 minutes	43	21	$390.00	$219.53
99221 Initial hospital inpatient care per day, typically 30 minutes	23	23	$140.00	$100.41
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	21	17	$111.00	$71.49
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	19	19	$276.00	$199.16

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99291 Critical care, first 30-74 minutes	61	36	$390.00	$226.27
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	40	32	$148.00	$106.25
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	31	22	$111.00	$73.61
99221 Initial hospital inpatient care per day, typically 30 minutes	16	16	$140.00	$103.79

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	67	39	$148.00	$104.55
99291 Critical care, first 30-74 minutes	63	37	$390.00	$224.73
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	36	23	$111.00	$73.15
99221 Initial hospital inpatient care per day, typically 30 minutes	16	16	$140.00	$102.20

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99291 Critical care, first 30-74 minutes	31	13	$390.00	$221.91
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	24	19	$111.00	$72.33
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	18	13	$148.00	$103.59
99231 Follow-up hospital inpatient care per day, typically 15 minutes	17	12	$66.00	$39.02
99221 Initial hospital inpatient care per day, typically 30 minutes	12	12	$140.00	$100.92

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	51	27	$111.00	$66.77
99231 Follow-up hospital inpatient care per day, typically 15 minutes	37	27	$66.00	$38.84
99221 Initial hospital inpatient care per day, typically 30 minutes	14	14	$140.00	$100.60

Medical Specialties & State Licenses

CMS Verified: 2023-12-05

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License MO 2008011543

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 - Surgical Critical Care

NUCC Taxonomy Code: 2086S0102X

State License MO 2008011543

A surgeon with expertise in the management of the critically ill and postoperative patient, particularly the trauma victim, who specializes in critical care medicine diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.

Surgery - Trauma Surgery

NUCC Taxonomy Code: 2086S0127X

State License MO 2008011543

Trauma surgery is a recognized subspecialty of general surgery. Trauma surgeons are physicians who have completed a five-year general surgery residency and usually continue with a one to two year fellowship in trauma and/or surgical critical care, typically leading to additional board certification in surgical critical care. There is no trauma surgery board certification at this point. To obtain board certification in surgical critical care, a fellowship in surgical critical care or anesthesiology critical care must be completed during or after general surgery residency.

Additional State Medicaid & Healthcare Payer Identifiers

Commercial Insurance / Payer ID Missouri License

2008011543 (MO)

Hospital & Practice Group Affiliations

Mercy Clinic Trauma And General Surgery Llc

621 S New Ballas Rd, Saint Louis, MO 631418261

Phone: 3145696440

Practice Associates & Co-Workers

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

35 Associated Practitioners

Paige Ponticello , MSN, FNP-C

Nurse Practitioner - Family

NPI 1033840228

Master of Science in Nursing, Family Nurse Practitioner (Certified)

Dr. Mark Mcmellen , MD

Surgery

NPI 1053597955

Doctor of Medicine (M.D.)

Lori Sievers , RN, MSN, FNP-BC

Nurse Practitioner - Family

NPI 1073812137

Registered Nurse, Master of Science in Nursing, Family Nurse Practitioner (Board Certified)

Dr. Alison Gildehaus , MD

Surgery

NPI 1104023886

Doctor of Medicine (M.D.)

An Nguyen , PA-C

Physician Assistant

NPI 1134899818

Physician Assistant (Certified)

Cecelia Pratt , FNP-C

Nurse Practitioner - Family

NPI 1144714023

Family Nurse Practitioner (Certified)

Career & Practice History Timeline

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

12 Historical Events

📍

Updated Practice Location December 05, 2023

Registered at 621 S NEW BALLAS RD STE 560A, SAINT LOUIS, MO 631418261 (Tel: 3142516440)

📍

Updated Business Mailing Address December 05, 2023

Registered at 621 S NEW BALLAS RD STE 560A, SAINT LOUIS, MO 631418261 (Tel: 3142516440)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) December 05, 2023

Surgery (License #2008011543 in MO)

📍

Updated Practice Location February 26, 2021

Registered at 1225 S GRAND BLVD, SAINT LOUIS, MO 631041016 (Tel: 3149774440)

📍

Updated Business Mailing Address February 26, 2021

Registered at 1008 S SPRING AVE STE 1605, SAINT LOUIS, MO 631102520 (Tel: 3149774717)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) February 26, 2021

Surgery (License #2008011543 in MO)

✅

NPI Profile Active October 22, 2015

NPI status registered as active in NPPES database

📍

Updated Practice Location October 22, 2015

Registered at 3635 VISTA AVE, SAINT LOUIS, MO 631102539 (Tel: 3145778802)

📍

Updated Business Mailing Address October 22, 2015

Registered at 3533 DUNN RD, SUITE 210, FLORISSANT, MO 630336761 (Tel: 3149212250)

👤

Provider Name / Credentials Updated October 22, 2015

Recorded as MATTHEW PIEPER, D.O.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) October 22, 2015

Surgery (License #2008011543 in MO)

🟢

Initial NPI Registration & Enumeration July 28, 2008

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: 1598920647

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: July 28, 2008

Last Update: December 05, 2023

Sole Proprietor: No

Update or Correct Profile

Mailing Address

621 S New Ballas Rd Ste 560a

Saint Louis, MO 631418261

Phone: 3142516440

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.