Doctor profile · Federal record

Dr. Benjamin Zmistowski, MD

Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Saint Louis, MO

  • NPI 1265850309
  • Accepts Medicare
  • MIPS 79.3 / 100 · 2023
  • 12 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4921 Parkview Pl, Dept Orthopaedic Surgery, Ste 6A/6B/12A
Saint Louis, MO 631101032
(314) 514-3500
fax (314) 878-7678
Mailing address
Po Box 7412011
Chicago, IL 606742011

Credentials & registration

NPPES · NUCC
NPI registered
April 2014 — 12 yrs on file
Profile last updated
April 17, 2025
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207X00000X — NUCC code
State license (1)
Missouri #2019008253
Medicaid
MO #200070502

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1265850309. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,489
Distinct HCPCS
10
Medicare allowed
$195,684
HCPCS Description Services Patients Avg allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 532 73 $1
99213 Established patient office or other outpatient visit, 20-29 minutes 451 307 $88
99214 Established patient office or other outpatient visit, 30-39 minutes 111 109 $126
20610 Aspiration and/or injection of fluid from large joint 80 70 $65
99203 New patient office or other outpatient visit, 30-44 minutes 72 72 $111
23472 Prosthetic repair of shoulder joint, total shoulder 67 65 $1,419
99204 New patient office or other outpatient visit, 45-59 minutes 50 50 $165
99212 Established patient office or other outpatient visit, 10-19 minutes 48 45 $55
99441 Telephone medical discussion with physician, 5-10 minutes 42 41 $51
29826 Shaving of part of shoulder bone and repair of ligament using an endoscope 13 13 $170

In context: peer comparison

Among 31 peers in Saint Louis Orthopaedic Surgery Physician, average services per provider: 110. This provider delivers 14× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$33,550
Transactions
66
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Zimmer Biomet Holdings, INC. 57 $33,020.91
Stryker Corporation 7 $494.04
Elite Orthopedics, LLC 2 $34.90

By nature of payment

Consulting Fee
$29,250
Travel and Lodging
$3,464
Food and Beverage
$836

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
162
Patients
113
Total drug cost
$1,048
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 67 43 $478
Amoxicillin Generic 30 23 $38
Naproxen Generic 26 21 $92
Ondansetron Odt (Ondansetron) Brand 14 14 $143
Methylprednisolone Generic 13 12 $135
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 12 0 $162

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Benjamin Zmistowski's medical specialty?
Dr. Benjamin Zmistowski practices Orthopaedic Surgery Physician in Saint Louis, MO.
Where does Dr. Benjamin Zmistowski practice?
Dr. Benjamin Zmistowski practices at 4921 Parkview Pl, Saint Louis, MO 631101032. Office phone: 3145143500.
What is Dr. Benjamin Zmistowski's NPI?
Dr. Benjamin Zmistowski's National Provider Identifier (NPI) is 1265850309, issued by NPPES.
Does Dr. Benjamin Zmistowski accept Medicare assignment?
Yes. Dr. Benjamin Zmistowski accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Benjamin Zmistowski commonly perform?
Top Medicare-reported procedures in 2023: Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.