Doctor profile · Federal record

Dr. Mary Malen, N.P.

Adult Health Nurse Practitioner (CMS: Nurse Practitioner) · Ballwin, MO

  • NPI 1386784676
  • Accepts Medicare
  • 20 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1227 de Noailles Dr
Ballwin, MO 630113605
(314) 607-6897
fax (314) 251-4564
Mailing address
1990 Elm St
Stratford, CT 066156331

Credentials & registration

NPPES · NUCC
NPI registered
February 2007 — 19 yrs on file
Profile last updated
February 17, 2020
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
363LA2200X — NUCC code
State license (1)
Missouri #2002016341

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1386784676. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
18
Distinct HCPCS
1
Medicare allowed
$1,587
HCPCS Description Services Patients Avg allowed
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 18 14 $88

In context: peer comparison

Among 3 peers in this city , average services per provider: 73. This provider delivers 0.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
215
Patients
0
Total drug cost
$23,303
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 57 0 $838
Pantoprazole Sodium Generic 28 0 $805
Amlodipine Besylate Generic 26 0 $282
Jardiance (Empagliflozin) Brand 25 0 $7,385
Furosemide Generic 17 0 $205
Buspirone Hcl Generic 13 0 $295
Trulicity (Dulaglutide) Brand 13 0 $12,081
Finasteride Generic 12 0 $258
Fludrocortisone Acetate Generic 12 0 $191
Naltrexone Hcl Generic 12 0 $964

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Malen's medical specialty?
Dr. Mary Malen practices Adult Health Nurse Practitioner in Ballwin, MO.
Where does Dr. Mary Malen practice?
Dr. Mary Malen practices at 1227 de Noailles Dr, Ballwin, MO 630113605. Office phone: 3146076897.
What is Dr. Mary Malen's NPI?
Dr. Mary Malen's National Provider Identifier (NPI) is 1386784676, issued by NPPES.
Does Dr. Mary Malen accept Medicare assignment?
Yes. Dr. Mary Malen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Malen commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309). Source: CMS Medicare Physician & Other Practitioners file.