Doctor profile · Federal record

Dr. Elizabeth Maylack, D.O.

Family Medicine Physician · Family Medicine Physician · Saint Charles, MO

  • NPI 1154687077
  • 14 yrs on file
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1551 Wall St Ste 400
Saint Charles, MO 633033541
(636) 669-7006
fax (636) 669-7008
Mailing address
Po Box 23340
Saint Louis, MO 631563340

Credentials & registration

NPPES · NUCC
NPI registered
April 2012 — 14 yrs on file
Profile last updated
March 31, 2020
Specialty taxonomy
207Q00000X — NUCC code
State licenses (2)
Missouri #2018020904 · Illinois #036140361

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1154687077. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
180
Distinct HCPCS
7
Medicare allowed
$8,259
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 59 40 $119
36415 Insertion of needle into vein for collection of blood sample 28 24 $8
80053 Blood test, comprehensive group of blood chemicals 26 24 $10
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 24 23 $7
80061 Blood test, lipids (cholesterol and triglycerides) 17 17 $13
84443 Blood test, thyroid stimulating hormone (tsh) 15 15 $15
83036 Hemoglobin a1c level 11 11 $10

In context: peer comparison

Among 8 peers in Saint Charles Family Medicine Physician, average services per provider: 74. This provider delivers 2.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$812
Transactions
39
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 6 $156.42
Abbvie INC. 5 $141.32
Amgen INC. 4 $89.41
Novo Nordisk INC 4 $78.15
Pfizer INC. 4 $71.52
GlaxoSmithKline, LLC. 4 $59.16
Abbott Laboratories 2 $35.14
Phathom Pharmaceuticals, INC. 2 $34.88
AstraZeneca Pharmaceuticals Lp 2 $30.09
Sanofi Pasteur INC. 1 $23.11
E.R. Squibb & Sons, L.L.C. 1 $22.84
Cranial Technologies, INC 1 $19.53
Otsuka America Pharmaceutical, INC. 1 $17.64
Exact Sciences Corporation 1 $17.12
Bayer Healthcare Pharmaceuticals INC. 1 $16.04

By nature of payment

Food and Beverage
$812

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,299
Patients
407
Total drug cost
$18,846
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 219 76 $4,301
Levothyroxine Sodium Generic 139 37 $2,420
Gabapentin Generic 109 33 $2,127
Lisinopril Generic 100 26 $1,069
Omeprazole Generic 91 28 $1,282
Amlodipine Besylate Generic 80 27 $675
Metformin Hcl ER (Metformin Hcl) Brand 73 20 $1,107
Fluticasone Propionate Generic 66 29 $827
Tramadol Hcl Generic 66 24 $585
Meloxicam Generic 65 16 $232

Frequently asked questions

Auto-generated from federal data
What is Dr. Elizabeth Maylack's medical specialty?
Dr. Elizabeth Maylack practices Family Medicine Physician in Saint Charles, MO.
Where does Dr. Elizabeth Maylack practice?
Dr. Elizabeth Maylack practices at 1551 Wall St Ste 400, Saint Charles, MO 633033541. Office phone: 6366697006.
What is Dr. Elizabeth Maylack's NPI?
Dr. Elizabeth Maylack's National Provider Identifier (NPI) is 1154687077, issued by NPPES.
What procedures does Dr. Elizabeth Maylack commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Blood test, comprehensive group of blood chemicals (HCPCS 80053). Source: CMS Medicare Physician & Other Practitioners file.