Doctor profile · Federal record

Dr. Blythe Belzer, MD

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Student in an Organized Health Care Education/Training Program · Missoula, MT

  • NPI 1053671792
  • Accepts Medicare
  • 14 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
500 W Broadway St Fl 4
Missoula, MT 59802
(406) 327-1900
fax (406) 327-1974

Credentials & registration

NPPES · NUCC
NPI registered
May 2012 — 14 yrs on file
Profile last updated
July 30, 2019
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Montana #76930 · Wisconsin #62041-20

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1053671792. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
952
Distinct HCPCS
10
Medicare allowed
$75,324
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 272 176 $74
99214 Established patient office or other outpatient visit, 30-39 minutes 230 150 $97
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 173 173 $39
99215 Established patient office or other outpatient visit, 40-54 minutes 88 58 $111
36415 Insertion of needle into vein for collection of blood sample 44 39 $8
99442 Telephone medical discussion with physician, 11-20 minutes 35 29 $90
G0009 Administration of pneumococcal vaccine 32 32 $30
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 29 29 $282
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 19 12 $38
99212 Established patient office or other outpatient visit, 10-19 minutes 15 14 $69

In context: peer comparison

Among 15 peers in Missoula Internal Medicine Physician, average services per provider: 104. This provider delivers 9.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,053
Patients
504
Total drug cost
$23,149
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 323 83 $4,378
Levothyroxine Sodium Generic 249 64 $3,273
Lisinopril Generic 214 48 $1,816
Amlodipine Besylate Generic 203 47 $1,541
Omeprazole Generic 143 31 $1,370
Losartan Potassium Generic 140 35 $1,596
Warfarin Sodium Generic 126 14 $878
Simvastatin Generic 103 29 $879
Gabapentin Generic 96 20 $1,736
Hydrochlorothiazide Generic 90 28 $218

Frequently asked questions

Auto-generated from federal data
What is Dr. Blythe Belzer's medical specialty?
Dr. Blythe Belzer practices Internal Medicine Physician in Missoula, MT.
Where does Dr. Blythe Belzer practice?
Dr. Blythe Belzer practices at 500 W Broadway St Fl 4, Missoula, MT 59802. Office phone: 4063271900.
What is Dr. Blythe Belzer's NPI?
Dr. Blythe Belzer's National Provider Identifier (NPI) is 1053671792, issued by NPPES.
Does Dr. Blythe Belzer accept Medicare assignment?
Yes. Dr. Blythe Belzer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Blythe Belzer commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.