Doctor profile · Federal record

Dr. Chad Krezelok, O.D.

Optometrist (CMS: Optometry) · Bozeman, MT

  • NPI 1285799650
  • Accepts Medicare
  • 20 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1500 N 7Th Ave
Bozeman, MT 597152557
(406) 585-8153
Mailing address
17 E Story St Apt 1
Bozeman, MT 597154881

Credentials & registration

NPPES · NUCC
NPI registered
December 2006 — 20 yrs on file
Profile last updated
July 9, 2007
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Montana #782

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1285799650. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
269
Distinct HCPCS
8
Medicare allowed
$28,331
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 85 84 $125
92004 New patient complete exam of visual system 59 59 $149
99213 Established patient office or other outpatient visit, 20-29 minutes 39 31 $89
92134 Imaging of retina 25 25 $40
99212 Established patient office or other outpatient visit, 10-19 minutes 22 20 $56
92250 Photography of the retina 15 14 $37
66984 Removal of cataract with insertion of prosthetic lens 13 11 $106
99203 New patient office or other outpatient visit, 30-44 minutes 11 11 $111

In context: peer comparison

Among 6 peers in this city , average services per provider: 72. This provider delivers 3.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
29
Patients
0
Total drug cost
$390
Drug Type Claims Patients Total cost
Ketorolac Tromethamine Generic 17 0 $295
Latanoprost Generic 12 0 $95

Frequently asked questions

Auto-generated from federal data
What is Dr. Chad Krezelok's medical specialty?
Dr. Chad Krezelok practices Optometrist in Bozeman, MT.
Where does Dr. Chad Krezelok practice?
Dr. Chad Krezelok practices at 1500 N 7Th Ave, Bozeman, MT 597152557. Office phone: 4065858153.
What is Dr. Chad Krezelok's NPI?
Dr. Chad Krezelok's National Provider Identifier (NPI) is 1285799650, issued by NPPES.
Does Dr. Chad Krezelok accept Medicare assignment?
Yes. Dr. Chad Krezelok accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chad Krezelok commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); New patient complete exam of visual system (HCPCS 92004); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.