Doctor profile · Federal record

Dr. Gregory Harrison, M.D.

Neurological Surgery Physician (CMS: Neurosurgery) · Neurological Surgery Physician · Pocatello, ID

  • NPI 1104825892
  • Accepts Medicare
  • MIPS 83.3 / 100 · 2023
  • 31 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
777 Hospital Way, Suite 115
Pocatello, ID 832015175
(208) 239-2260
fax (208) 239-3767
Mailing address
Po Box 4168
Pocatello, ID 832054168

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
February 11, 2013
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207T00000X — NUCC code
State licenses (2)
Idaho #M11193 · Minnesota #44711

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1104825892. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
355
Distinct HCPCS
9
Medicare allowed
$90,969
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 168 128 $92
99204 New patient office or other outpatient visit, 45-59 minutes 43 43 $125
22853 Insertion of cage or mesh device to spine bone and disc space during spine fusion 39 21 $228
63048 Partial removal of spine bone with release of spinal cord and/or nerves, each additional segment 25 12 $186
63047 Partial removal of spine bone with release of lower spinal cord and/or nerves, 1 segment 20 20 $843
22633 Fusion of spine in lower back with partial removal of spine bone and disc 16 16 $1,617
63052 Partial removal of bone of single segment of spine in lower back with release of spinal cord and/or nerves during fusion of spine in lower back 15 15 $228
99442 Telephone medical discussion with physician, 11-20 minutes 15 14 $62
22842 Placement of stabilizing device to back, 3-6 spine bone segments 14 14 $675

In context: peer comparison

Among 1 peers in this city , average services per provider: 39. This provider delivers 9.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$17
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Ethicon US, LLC 1 $17.36

By nature of payment

Food and Beverage
$17

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
15
Patients
0
Total drug cost
$179
Drug Type Claims Patients Total cost
Gabapentin Generic 15 0 $179

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Harrison's medical specialty?
Dr. Gregory Harrison practices Neurological Surgery Physician in Pocatello, ID.
Where does Dr. Gregory Harrison practice?
Dr. Gregory Harrison practices at 777 Hospital Way, Pocatello, ID 832015175. Office phone: 2082392260.
What is Dr. Gregory Harrison's NPI?
Dr. Gregory Harrison's National Provider Identifier (NPI) is 1104825892, issued by NPPES.
Does Dr. Gregory Harrison accept Medicare assignment?
Yes. Dr. Gregory Harrison accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Harrison commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); Insertion of cage or mesh device to spine bone and disc space during spine fusion (HCPCS 22853). Source: CMS Medicare Physician & Other Practitioners file.