Doctor profile · Federal record

Dr. Matthew Bialko, M.D., M.P.H.

Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Student in an Organized Health Care Education/Training Program · Saint Louis, MO

  • NPI 1124551403
  • Accepts Medicare
  • 9 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
6420 Clayton RD
Saint Louis, MO 63117
(314) 781-4772
fax (314) 645-8771
Additional location
103 Hilltop Village Shopping Center Dr
Eureka, MO 63025
(314) 576-9797
fax (314) 469-7517
Additional location
224 S Woods Mill RD Ste 750S
Chesterfield, MO 630173470
(314) 576-9797
fax (314) 469-7517
Show 1 more location
Additional location
5551 Winghaven Blvd Ste 170
O Fallon, MO 633683630
(314) 576-9797
fax (314) 469-7517

Credentials & registration

NPPES · NUCC
NPI registered
April 2017 — 9 yrs on file
Profile last updated
June 9, 2021
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207V00000X — NUCC code
State license (1)
Missouri #2018017661

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1124551403. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
280
Distinct HCPCS
5
Medicare allowed
$12,595
HCPCS Description Services Patients Avg allowed
G0101 Cervical or vaginal cancer screening; pelvic and clinical breast examination 90 90 $34
82274 Stool analysis for blood, by fecal hemoglobin determination by immunoassay 82 82 $16
99213 Established patient office or other outpatient visit, 20-29 minutes 69 55 $83
Q0091 Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory 25 25 $38
76830 Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina 14 11 $110

In context: peer comparison

Among 46 peers in Saint Louis Obstetrics & Gynecology Physician, average services per provider: 51. This provider delivers 5.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$179
Transactions
9
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Astellas Pharma US INC 3 $54.99
Sanofi Pasteur INC. 1 $24.21
Organon LLC 1 $22.49
Sumitomo Pharma America, INC. 1 $22.36
Evofem Biosciences, INC. 1 $20.35
Exact Sciences Corporation 1 $19.96
Hologic Sales and Service, LLC 1 $15.07

By nature of payment

Food and Beverage
$179

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
224
Patients
39
Total drug cost
$10,810
Drug Type Claims Patients Total cost
Estradiol Generic 66 26 $2,125
Raloxifene Hcl Generic 44 13 $2,894
Alendronate Sodium Generic 27 0 $281
Estradiol (Twice Weekly) (Estradiol) Brand 19 0 $1,497
Fluconazole Generic 18 0 $61
Nystatin Generic 13 0 $233
Triamcinolone Acetonide Generic 13 0 $37
Premarin (Estrogens, Conjugated) Brand 12 0 $3,635
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 12 0 $47

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Matthew Bialko's medical specialty?
Dr. Matthew Bialko practices Obstetrics & Gynecology Physician in Saint Louis, MO.
Where does Dr. Matthew Bialko practice?
Dr. Matthew Bialko practices at 6420 Clayton RD, Saint Louis, MO 63117. Office phone: 3147814772.
What is Dr. Matthew Bialko's NPI?
Dr. Matthew Bialko's National Provider Identifier (NPI) is 1124551403, issued by NPPES.
Does Dr. Matthew Bialko accept Medicare assignment?
Yes. Dr. Matthew Bialko accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Matthew Bialko commonly perform?
Top Medicare-reported procedures in 2023: Cervical or vaginal cancer screening; pelvic and clinical breast examination (HCPCS G0101); Stool analysis for blood, by fecal hemoglobin determination by immunoassay (HCPCS 82274); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.