Doctor profile · Federal record

Dr. Misty Day, M.D.

Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Saint Louis, MO

  • NPI 1124218516
  • Accepts Medicare
  • 23 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1000 des Peres RD, Suite 100
Saint Louis, MO 631312050
(314) 729-4440
fax (314) 729-4441

Credentials & registration

NPPES · NUCC
NPI registered
July 2007 — 19 yrs on file
Profile last updated
August 26, 2014
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207V00000X — NUCC code
State license (1)
Missouri #2007020549
Medicaid
MO #1124218516

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1124218516. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
39
Distinct HCPCS
2
Medicare allowed
$1,561
HCPCS Description Services Patients Avg allowed
G0101 Cervical or vaginal cancer screening; pelvic and clinical breast examination 27 27 $39
Q0091 Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory 12 12 $43

In context: peer comparison

Among 46 peers in this city , average services per provider: 51. This provider delivers 0.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$83
Transactions
4
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Organon Llc 2 $42.84
Hologic Sales and Service, LLC 1 $25.51
Ethicon US, LLC 1 $15.11

By nature of payment

Food and Beverage
$83

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
68
Patients
0
Total drug cost
$3,642
Drug Type Claims Patients Total cost
Estradiol Generic 36 0 $2,077
Valacyclovir (Valacyclovir Hcl) Brand 20 0 $1,369
Fluconazole Generic 12 0 $195

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Misty Day's medical specialty?
Dr. Misty Day practices Obstetrics & Gynecology Physician in Saint Louis, MO.
Where does Dr. Misty Day practice?
Dr. Misty Day practices at 1000 des Peres RD, Saint Louis, MO 631312050. Office phone: 3147294440.
What is Dr. Misty Day's NPI?
Dr. Misty Day's National Provider Identifier (NPI) is 1124218516, issued by NPPES.
Does Dr. Misty Day accept Medicare assignment?
Yes. Dr. Misty Day accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Misty Day commonly perform?
Top Medicare-reported procedures in 2023: Cervical or vaginal cancer screening; pelvic and clinical breast examination (HCPCS G0101); Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory (HCPCS Q0091). Source: CMS Medicare Physician & Other Practitioners file.