Doctor profile · Federal record

Dr. Mary Leier, N.P.

Family Nurse Practitioner (CMS: Nurse Practitioner) · Los Angeles, CA

  • NPI 1417216391
  • Accepts Medicare
  • MIPS 78.8 / 100 · 2023
  • 15 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
127 S San Vicente Blvd # A-3028
Los Angeles, CA 900483311
(310) 423-7060
fax (310) 423-6795
Mailing address
4140 W 190Th St
Torrance, CA 905045513

Credentials & registration

NPPES · NUCC
NPI registered
May 2012 — 14 yrs on file
Profile last updated
June 28, 2023
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
California #20982

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1417216391. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
307
Distinct HCPCS
4
Medicare allowed
$31,134
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 237 207 $89
99205 New patient office or other outpatient visit, 60-74 minutes 42 42 $165
99204 New patient office or other outpatient visit, 45-59 minutes 17 17 $121
92960 External shock to heart to regulate heart beat 11 11 $99

In context: peer comparison

Among 73 peers in Los Angeles Family Nurse Practitioner, average services per provider: 312. This provider delivers 1.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,264
Transactions
9
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Medtronic, INC. 4 $1,032.19
Abbott Laboratories 2 $175.81
Pfizer INC. 2 $40.81
Boston Scientific Corporation 1 $14.86

By nature of payment

Travel and Lodging
$1,023
Food and Beverage
$240

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
521
Patients
157
Total drug cost
$165,694
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 116 32 $93,256
Metoprolol Succinate Generic 93 40 $2,641
Flecainide Acetate Generic 45 21 $2,745
Amiodarone Hcl Generic 42 21 $1,656
Sotalol (Sotalol Hcl) Brand 42 17 $1,162
Metoprolol Tartrate Generic 29 13 $112
Xarelto (Rivaroxaban) Brand 26 13 $35,935
Propafenone Hcl Generic 25 0 $1,185
Diltiazem 24Hr ER (Cd) (Diltiazem Hcl) Brand 20 0 $659
Multaq (Dronedarone Hcl) Brand 16 0 $9,788

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Leier's medical specialty?
Dr. Mary Leier practices Family Nurse Practitioner in Los Angeles, CA.
Where does Dr. Mary Leier practice?
Dr. Mary Leier practices at 127 S San Vicente Blvd # A-3028, Los Angeles, CA 900483311. Office phone: 3104237060.
What is Dr. Mary Leier's NPI?
Dr. Mary Leier's National Provider Identifier (NPI) is 1417216391, issued by NPPES.
Does Dr. Mary Leier accept Medicare assignment?
Yes. Dr. Mary Leier accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Leier commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99205); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.