Doctor profile · Federal record

Dr. Gilbert Bader, M.D.

Medical Oncology Physician (CMS: Hematology/Oncology) · Hematology & Oncology Physician · Medical Oncology Physician · Columbus, OH

  • NPI 1568800738
  • Accepts Medicare
  • 19 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1145 Olentangy River RD
Columbus, OH 432123117
(614) 293-5066
fax (614) 293-9449
Mailing address
700 Ackerman RD Ste 2120
Columbus, OH 432021559

Credentials & registration

NPPES · NUCC
NPI registered
June 2013 — 13 yrs on file
Profile last updated
July 28, 2023
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207RX0202X — NUCC code
State licenses (2)
Ohio #35.147802 · South Carolina #83673
Medicaid
OH #0022108

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1568800738. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
172
Distinct HCPCS
7
Medicare allowed
$18,690
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 41 32 $87
99215 Established patient office or other outpatient visit, 40-54 minutes 38 24 $126
99214 Established patient office or other outpatient visit, 30-39 minutes 36 33 $87
99215 Established patient office or other outpatient visit, 40-54 minutes 18 17 $126
99205 New patient office or other outpatient visit, 60-74 minutes 16 16 $155
99213 Established patient office or other outpatient visit, 20-29 minutes 12 12 $59
99205 New patient office or other outpatient visit, 60-74 minutes 11 11 $159

In context: peer comparison

Among 26 peers in this city , average services per provider: 483. This provider delivers 0.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
493
Patients
132
Total drug cost
$595,422
Drug Type Claims Patients Total cost
Anastrozole Generic 279 76 $7,114
Letrozole Generic 50 15 $1,564
Tamoxifen Citrate Generic 38 16 $851
Ibrance (Palbociclib) Brand 29 0 $396,107
Exemestane Generic 25 0 $4,774
Gabapentin Generic 25 0 $316
Ondansetron Hcl Generic 23 14 $457
Dexamethasone Generic 12 11 $244
Verzenio (Abemaciclib) Brand 12 0 $183,996

Frequently asked questions

Auto-generated from federal data
What is Dr. Gilbert Bader's medical specialty?
Dr. Gilbert Bader practices Medical Oncology Physician in Columbus, OH.
Where does Dr. Gilbert Bader practice?
Dr. Gilbert Bader practices at 1145 Olentangy River RD, Columbus, OH 432123117. Office phone: 6142935066.
What is Dr. Gilbert Bader's NPI?
Dr. Gilbert Bader's National Provider Identifier (NPI) is 1568800738, issued by NPPES.
Does Dr. Gilbert Bader accept Medicare assignment?
Yes. Dr. Gilbert Bader accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gilbert Bader 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 99215); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.