Doctor profile · Federal record

Dr. Gregory Dietrich, MD

Orthopaedic Surgery of the Spine Physician (CMS: Orthopedic Surgery) · Orthopaedic Surgery of the Spine Physician · Lewiston, ID

  • NPI 1306831698
  • Accepts Medicare
  • 34 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
320 Warner Drive
Lewiston, ID 83501
(208) 743-3523
fax (208) 746-8741

Credentials & registration

NPPES · NUCC
NPI registered
September 2005 — 21 yrs on file
Profile last updated
June 24, 2016
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
207XS0117X — NUCC code
State licenses (2)
Idaho #M7482 · Washington #00034506
Medicaid (2)
ID #805208800 · WA #8204851

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1306831698. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,020
Distinct HCPCS
10
Medicare allowed
$203,888
HCPCS Description Services Patients Avg allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 208 27 $1
99212 Established patient office or other outpatient visit, 10-19 minutes 98 89 $51
72100 X-ray of lower and sacral spine, 2-3 views 93 69 $36
99213 Established patient office or other outpatient visit, 20-29 minutes 90 85 $83
99214 Established patient office or other outpatient visit, 30-39 minutes 70 64 $117
73502 X-ray of hip, 2-3 views 60 49 $37
99203 New patient office or other outpatient visit, 30-44 minutes 45 45 $99
63047 Partial removal of spine bone with release of lower spinal cord and/or nerves, 1 segment 40 40 $749
99204 New patient office or other outpatient visit, 45-59 minutes 34 34 $150
22853 Insertion of cage or mesh device to spine bone and disc space during spine fusion 31 29 $223

In context: peer comparison

Among 1 peers in this city , average services per provider: 44. This provider delivers 23× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$436
Transactions
8
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
DePuy Synthes Sales Inc. 5 $382.35
Heron Therapeutics, Inc. 1 $23.39
Stryker Corporation 1 $20.66
Brainlab, Inc. 1 $9.75

By nature of payment

Food and Beverage
$436

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
187
Patients
151
Total drug cost
$1,766
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 78 67 $967
Tramadol Hcl Generic 35 23 $156
Methocarbamol Generic 31 24 $176
Methylprednisolone Generic 31 26 $349
Ondansetron Odt (Ondansetron) Brand 12 11 $118

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Dietrich's medical specialty?
Dr. Gregory Dietrich practices Orthopaedic Surgery of the Spine Physician in Lewiston, ID.
Where does Dr. Gregory Dietrich practice?
Dr. Gregory Dietrich practices at 320 Warner Drive, Lewiston, ID 83501. Office phone: 2087433523.
What is Dr. Gregory Dietrich's NPI?
Dr. Gregory Dietrich's National Provider Identifier (NPI) is 1306831698, issued by NPPES.
Does Dr. Gregory Dietrich accept Medicare assignment?
Yes. Dr. Gregory Dietrich accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Dietrich commonly perform?
Top Medicare-reported procedures in 2023: Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301); Established patient office or other outpatient visit (HCPCS 99212); X-ray of lower and sacral spine, 2-3 views (HCPCS 72100). Source: CMS Medicare Physician & Other Practitioners file.