Doctor profile · Federal record

Dr. Joe Gregory, DO

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Butte, MT

  • NPI 1336127463
  • Accepts Medicare
  • 39 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
435 S. Crystal, Suite 300
Butte, MT 597011506
(406) 496-3600
fax (406) 496-3653

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
October 22, 2011
Year of graduation
1987 — 39 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Montana #12797 · Arizona #2702
Medicaid
AZ #111097

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1336127463. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
455
Distinct HCPCS
5
Medicare allowed
$27,355
HCPCS Description Services Patients Avg allowed
11042 Removal of skin and tissue, 20.0 sq cm or less 306 44 $59
11045 Removal of skin and tissue, each additional 20.0 sq cm or less 56 15 $25
99213 Established patient office or other outpatient visit, 20-29 minutes 46 35 $65
99214 Established patient office or other outpatient visit, 30-39 minutes 33 26 $96
99204 New patient office or other outpatient visit, 45-59 minutes 14 14 $132

In context: peer comparison

Among 5 peers in this city , average services per provider: 143. This provider delivers 3.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$93
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Solventum Corporation 1 $93.19

By nature of payment

Food and Beverage
$93

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
364
Patients
131
Total drug cost
$6,089
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 53 30 $542
Amlodipine Besylate Generic 42 22 $300
Levothyroxine Sodium Generic 37 16 $587
Lisinopril Generic 32 17 $294
Gabapentin Generic 22 0 $376
Simvastatin Generic 21 11 $163
Omeprazole Generic 20 11 $829
Tamsulosin Hcl Generic 20 0 $540
Losartan Potassium Generic 19 0 $264
Metoprolol Succinate Generic 19 13 $276

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Joe Gregory's medical specialty?
Dr. Joe Gregory practices Internal Medicine Physician in Butte, MT.
Where does Dr. Joe Gregory practice?
Dr. Joe Gregory practices at 435 S. Crystal, Butte, MT 597011506. Office phone: 4064963600.
What is Dr. Joe Gregory's NPI?
Dr. Joe Gregory's National Provider Identifier (NPI) is 1336127463, issued by NPPES.
Does Dr. Joe Gregory accept Medicare assignment?
Yes. Dr. Joe Gregory accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joe Gregory commonly perform?
Top Medicare-reported procedures in 2023: Removal of skin and tissue, 20.0 sq cm or less (HCPCS 11042); Removal of skin and tissue, each additional 20.0 sq cm or less (HCPCS 11045); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.