Doctor profile · Federal record

Dr. LIBBY COSTELLO GARD, FNP

Family Nurse Practitioner (CMS: NURSE PRACTITIONER) · Ambulatory Care Registered Nurse · Family Nurse Practitioner · MISSOULA, MT

  • NPI 1326239195
  • Accepts Medicare
  • 19 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1211 S RESERVE ST STE 101
MISSOULA, MT 598013103
(406) 327-3057
fax (406) 327-3231
Mailing address
500 W BROADWAY ST
MISSOULA, MT 598024008

Credentials & registration

NPPES · NUCC
NPI registered
August 2007 — 19 yrs on file
Profile last updated
May 10, 2021
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (3)
Montana #NUR-APRN-LIC-126782 · Oregon #099007632RN · Oregon #200850014NP
Medicaid
OR #500616442

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1326239195. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
651
Distinct HCPCS
8
Medicare allowed
$33,328
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 227 141 $70
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 118 118 $36
99214 Established patient office or other outpatient visit, 30-39 minutes 116 73 $85
36415 Insertion of needle into vein for collection of blood sample 105 84 $8
G0008 Administration of influenza virus vaccine 28 28 $26
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 23 23 $76
81003 Automated urinalysis test 20 15 $2
83036 Hemoglobin a1c level 14 11 $10

In context: peer comparison

Among 19 peers in this city , average services per provider: 85. This provider delivers 7.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
939
Patients
240
Total drug cost
$13,415
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 159 43 $2,012
Atorvastatin Calcium Generic 97 26 $1,027
Losartan Potassium Generic 91 30 $1,076
Meloxicam Generic 67 18 $654
Lisinopril Generic 60 19 $629
Trazodone Hcl Generic 58 15 $618
Hydrochlorothiazide Generic 57 15 $249
Alprazolam Generic 51 0 $504
Liothyronine Sodium Generic 51 14 $2,832
Progesterone (Progesterone, Micronized) Brand 45 16 $2,013