Doctor profile · Federal record

Dr. Claire Frost, M.D.

Family Medicine Physician (CMS: Family Practice) · Family Medicine Physician · Family Medicine Physician · Missoula, MT

  • NPI 1235571993
  • Accepts Medicare
  • 13 yrs in practice
  • Licensed in 3 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
1211 S Reserve St Ste 101
Missoula, MT 598013103
(406) 327-3057
fax (406) 327-3231
Additional location
500 W Broadway St Fl 4
Missoula, MT 598024008
(406) 327-1900
fax (406) 327-1974
Additional location
1909 214Th St Se
Bothell, WA 980214412
(425) 412-7200
Mailing address
Po Box 12
Liberty Lake, WA 990190012

Credentials & registration

NPPES · NUCC
NPI registered
July 2013 — 13 yrs on file
Profile last updated
December 6, 2019
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State licenses (3)
Montana #80538 · Washington #MD 60587328 · Alaska #ML 113855

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1235571993. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
756
Distinct HCPCS
10
Medicare allowed
$50,350
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 263 136 $98
36415 Insertion of needle into vein for collection of blood sample 131 98 $8
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 103 103 $35
99213 Established patient office or other outpatient visit, 20-29 minutes 44 39 $77
99215 Established patient office or other outpatient visit, 40-54 minutes 40 30 $113
G0008 Administration of influenza virus vaccine 32 32 $30
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 27 27 $76
G0009 Administration of pneumococcal vaccine 22 22 $30
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 20 20 $282
81003 Automated urinalysis test 19 14 $2

In context: peer comparison

Among 29 peers in this city , average services per provider: 77. This provider delivers 9.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,134
Patients
302
Total drug cost
$13,707
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 193 52 $2,300
Atorvastatin Calcium Generic 160 50 $1,836
Lisinopril Generic 110 31 $1,241
Amlodipine Besylate Generic 93 25 $835
Losartan Potassium Generic 82 28 $1,214
Omeprazole Generic 72 18 $1,351
Gabapentin Generic 60 21 $1,197
Rosuvastatin Calcium Generic 55 14 $546
Hydrochlorothiazide Generic 53 19 $219
Simvastatin Generic 47 14 $579

Frequently asked questions

Auto-generated from federal data
What is Dr. Claire Frost's medical specialty?
Dr. Claire Frost practices Family Medicine Physician in Missoula, MT.
Where does Dr. Claire Frost practice?
Dr. Claire Frost practices at 1211 S Reserve St Ste 101, Missoula, MT 598013103. Office phone: 4063273057.
What is Dr. Claire Frost's NPI?
Dr. Claire Frost's National Provider Identifier (NPI) is 1235571993, issued by NPPES.
Does Dr. Claire Frost accept Medicare assignment?
Yes. Dr. Claire Frost accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Claire Frost 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); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.