Doctor profile · Federal record

Dr. Gwendoline Fonebi, M.D.

Medical Oncology Physician (CMS: Hematology/Oncology) · Internal Medicine Physician · Internal Medicine Physician · Medical Oncology Physician · Pocatello, ID

  • NPI 1184911141
  • Accepts Medicare
  • 20 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
777 Hospital Way
Pocatello, ID 832015147
(208) 239-1720
fax (208) 239-1726
Mailing address
P.O. Box 4168
Pocatello, ID 832054168

Credentials & registration

NPPES · NUCC
NPI registered
June 2011 — 15 yrs on file
Profile last updated
July 31, 2025
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
207RX0202X — NUCC code
State licenses (2)
Idaho #2061778 · North Carolina #2018-02128

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1184911141. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,151
Distinct HCPCS
7
Medicare allowed
$112,736
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 484 121 $94
99214 Established patient office or other outpatient visit, 30-39 minutes 458 139 $95
99213 Established patient office or other outpatient visit, 20-29 minutes 65 58 $64
99205 New patient office or other outpatient visit, 60-74 minutes 50 50 $175
99213 Established patient office or other outpatient visit, 20-29 minutes 46 44 $64
99205 New patient office or other outpatient visit, 60-74 minutes 33 33 $175
99215 Established patient office or other outpatient visit, 40-54 minutes 15 15 $139

In context: peer comparison

Among 1 peers in this city , average services per provider: 164. This provider delivers 7.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$281
Transactions
11
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Exelixis Inc. 1 $99.00
ABBVIE INC. 2 $42.13
GlaxoSmithKline, LLC. 2 $40.32
Celgene Corporation 2 $36.03
PFIZER INC. 2 $32.35
Agios Pharmaceuticals, Inc. 1 $15.80
GENZYME CORPORATION 1 $15.80

By nature of payment

Food and Beverage
$182
Education
$99

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
709
Patients
245
Total drug cost
$798,002
Drug Type Claims Patients Total cost
Letrozole Generic 91 24 $1,938
Pantoprazole Sodium Generic 79 30 $1,120
Xarelto (Rivaroxaban) Brand 71 26 $103,336
Valacyclovir (Valacyclovir Hcl) Brand 70 21 $3,959
Ondansetron Hcl Generic 55 30 $927
Dexamethasone Generic 48 23 $883
Prochlorperazine Maleate Generic 44 27 $579
Prednisone Generic 41 16 $399
Potassium Chloride Generic 36 15 $756
Hydroxyurea Generic 35 11 $1,009

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gwendoline Fonebi's medical specialty?
Dr. Gwendoline Fonebi practices Medical Oncology Physician in Pocatello, ID.
Where does Dr. Gwendoline Fonebi practice?
Dr. Gwendoline Fonebi practices at 777 Hospital Way, Pocatello, ID 832015147. Office phone: 2082391720.
What is Dr. Gwendoline Fonebi's NPI?
Dr. Gwendoline Fonebi's National Provider Identifier (NPI) is 1184911141, issued by NPPES.
Does Dr. Gwendoline Fonebi accept Medicare assignment?
Yes. Dr. Gwendoline Fonebi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gwendoline Fonebi commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.