Doctor profile · Federal record

Dr. Zachary Hamilton, M.D.

Urology Physician (CMS: Urology) · Saint Louis, MO

  • NPI 1962727875
  • Accepts Medicare
  • MIPS 79.1 / 100 · 2023
  • 16 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
3655 Vista Ave
Saint Louis, MO 631102539
(314) 977-4440
fax (314) 977-1642
Additional location
6400 Clayton RD Ste 201
Saint Louis, MO 631171850
Mailing address
1008 S. Spring Ave, Slu Academic Pavilion
St. Louis, MO 63110

Credentials & registration

NPPES · NUCC
NPI registered
April 2010 — 16 yrs on file
Profile last updated
February 2, 2021
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
208800000X — NUCC code
State license (1)
Missouri #2017002244

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1962727875. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
252
Distinct HCPCS
10
Medicare allowed
$23,527
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 48 44 $65
99213 Established patient office or other outpatient visit, 20-29 minutes 35 35 $89
99214 Established patient office or other outpatient visit, 30-39 minutes 32 31 $96
99214 Established patient office or other outpatient visit, 30-39 minutes 24 23 $126
74420 Imaging of urinary tract following injection of a contrast agent 21 16 $24
81003 Automated urinalysis test 19 18 $2
52000 Diagnostic exam of bladder and urethra using an endoscope 18 18 $78
99205 New patient office or other outpatient visit, 60-74 minutes 17 17 $178
52332 Insertion of stent in ureter using an endoscope 14 12 $164
52000 Diagnostic exam of bladder and urethra using an endoscope 13 12 $236

In context: peer comparison

Among 32 peers in Saint Louis Urology Physician, average services per provider: 207. This provider delivers 1.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,945
Transactions
30
Manufacturers
13
Payer (manufacturer) Industry Txns Amount
Intuitive Surgical, INC. 15 $1,109.02
Edwards Lifesciences Corporation 1 $147.40
Calyxo, INC. 2 $141.85
Procept BioRobotics Corporation 1 $122.07
Boston Scientific Corporation 1 $117.49
Karl Storz Endoscopy-America 1 $96.23
Teleflex LLC 1 $61.83
Abbvie INC. 2 $45.82
Valencia Technologies Corporation 2 $27.50
Sumitomo Pharma America, INC. 1 $22.02
Tela Bio, INC. 1 $20.23
Ferring Pharmaceuticals INC. 1 $19.89
Laborie Medical Technologies Corp. 1 $13.44

By nature of payment

Food and Beverage
$1,489
Travel and Lodging
$447
Gift
$9

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
465
Patients
152
Total drug cost
$20,196
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 241 72 $4,154
Oxybutynin Chloride ER (Oxybutynin Chloride) Brand 65 18 $1,894
Finasteride Generic 51 17 $630
Ciprofloxacin Hcl Generic 32 32 $109
Alfuzosin Hcl ER (Alfuzosin Hcl) Brand 29 0 $892
Myrbetriq (Mirabegron) Brand 20 0 $11,830
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 15 13 $46
Tolterodine Tartrate Generic 12 0 $640

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Zachary Hamilton's medical specialty?
Dr. Zachary Hamilton practices Urology Physician in Saint Louis, MO.
Where does Dr. Zachary Hamilton practice?
Dr. Zachary Hamilton practices at 3655 Vista Ave, Saint Louis, MO 631102539. Office phone: 3149774440.
What is Dr. Zachary Hamilton's NPI?
Dr. Zachary Hamilton's National Provider Identifier (NPI) is 1962727875, issued by NPPES.
Does Dr. Zachary Hamilton accept Medicare assignment?
Yes. Dr. Zachary Hamilton accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Zachary Hamilton commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); 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.