Doctor profile · Federal record

Dr. Gregory Emfield, D.O

Ophthalmology Physician (CMS: Ophthalmology) · Ophthalmology Physician · Pocatello, ID

  • NPI 1538594379
  • Accepts Medicare
  • 11 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
246 N 18Th Ave
Pocatello, ID 832013324
(208) 234-4100
fax (208) 234-4192
Additional location
4440 S Washington St- Altru Professional Center
Grand Forks, ND 58201
(701) 732-7000

Credentials & registration

NPPES · NUCC
NPI registered
September 2013 — 13 yrs on file
Profile last updated
May 6, 2021
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207W00000X — NUCC code
State licenses (2)
Idaho #O-1409 · North Dakota #15906

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538594379. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,225
Distinct HCPCS
10
Medicare allowed
$263,791
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 759 469 $120
92134 Imaging of retina 257 141 $38
99213 Established patient office or other outpatient visit, 20-29 minutes 178 134 $84
66984 Removal of cataract with insertion of prosthetic lens 169 106 $500
92202 Extended exam of the back part of the eye with optic nerve drawing 168 163 $15
92136 Measurement of corneal curvature and depth of eye 153 119 $44
99204 New patient office or other outpatient visit, 45-59 minutes 120 120 $156
67028 Injection of drug into eye 115 28 $105
J9035 Injection, bevacizumab, 10 mg 107 27 $71
92133 Imaging of optic nerve 103 99 $34

In context: peer comparison

Among 1 peers in this city , average services per provider: 171. This provider delivers 13× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$97
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Alcon Vision LLC 2 $97.43

By nature of payment

Food and Beverage
$97

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
895
Patients
492
Total drug cost
$37,277
Drug Type Claims Patients Total cost
Prednisolone Acetate Generic 195 155 $6,118
Latanoprost Generic 174 51 $2,125
Moxifloxacin (Moxifloxacin Hcl) Brand 138 110 $4,804
Ketorolac Tromethamine Generic 107 86 $1,999
Brimonidine Tartrate Generic 86 27 $2,025
Timolol Maleate Generic 60 18 $366
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 43 18 $1,083
Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) Brand 40 27 $629
Restasis (Cyclosporine) Brand 15 0 $14,735
Erythromycin (Erythromycin Base) Brand 14 0 $127

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Emfield's medical specialty?
Dr. Gregory Emfield practices Ophthalmology Physician in Pocatello, ID.
Where does Dr. Gregory Emfield practice?
Dr. Gregory Emfield practices at 246 N 18Th Ave, Pocatello, ID 832013324. Office phone: 2082344100.
What is Dr. Gregory Emfield's NPI?
Dr. Gregory Emfield's National Provider Identifier (NPI) is 1538594379, issued by NPPES.
Does Dr. Gregory Emfield accept Medicare assignment?
Yes. Dr. Gregory Emfield accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Emfield commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Imaging of retina (HCPCS 92134); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.