Doctor profile · Federal record

Dr. Gregory Nanney, MD

Medical Oncology Physician · Hematology & Oncology Physician · Hematology & Oncology Physician · Newton, KS

  • NPI 1780784645
  • 20 yrs on file
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 8 locations across 2 states.

NPPES Updated May 11, 2026
Primary practice
730 Medical Center Dr
Newton, KS 671148778
(316) 283-1141
fax (316) 283-1162
Mailing address
Po Box 256
Salina, KS 674020256
Kansas — 6 locations
Additional location
112 W Ross Blvd Ste D
Dodge City, KS 678017220
(620) 371-7200
fax (888) 235-4591
Additional location
1401 W 12Th Ave
Emporia, KS 668012570
(620) 342-1117
fax (620) 342-1185
Additional location
204 Cleveland St
Great Bend, KS 675303563
(620) 792-5511
fax (620) 792-5977
Additional location
410 E Spruce St
Garden City, KS 678465659
(620) 272-2579
fax (620) 272-2685
Additional location
8919 Parallel Pkwy Ste 326
Kansas City, KS 661121655
(913) 318-7821
Additional location
9300 E 29Th St N Ste 315
Wichita, KS 672262184
(316) 771-5896
fax (316) 201-3055
Missouri — 1 location
Additional location
1501 N Oakland Ave
Bolivar, MO 656133020
(417) 326-7200
fax (417) 326-7201

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
January 11, 2021
Specialty taxonomy
207RX0202X — NUCC code
State licenses (2)
Kansas #04-21354 · Missouri #2010033317
Medicaid (4)
MO #1780784645 · OK #200430590A · KS #100133900G · KS #100133900F

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1780784645. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,574
Distinct HCPCS
6
Medicare allowed
$68,930
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 519 149 $8
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 498 146 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 308 104 $120
99213 Established patient office or other outpatient visit, 20-29 minutes 220 125 $84
99215 Established patient office or other outpatient visit, 40-54 minutes 17 13 $168
99205 New patient office or other outpatient visit, 60-74 minutes 12 12 $207

In context: peer comparison

Among 2 peers in Newton Medical Oncology Physician, average services per provider: 528. This provider delivers 3.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$120
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 1 $105.68
Daiichi Sankyo INC. 1 $13.93

By nature of payment

Education
$106
Food and Beverage
$14

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
277
Patients
28
Total drug cost
$16,630
Drug Type Claims Patients Total cost
Letrozole Generic 48 13 $1,515
Anastrozole Generic 36 0 $654
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 23 15 $701
Oxycodone Hcl Generic 17 0 $278
Eliquis (Apixaban) Brand 15 0 $12,099
Mirtazapine Generic 15 0 $70
Prednisone Generic 15 0 $90
Allopurinol Generic 14 0 $111
Furosemide Generic 14 0 $30
Hydroxyurea Generic 14 0 $229

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Nanney's medical specialty?
Dr. Gregory Nanney practices Medical Oncology Physician in Newton, KS.
Where does Dr. Gregory Nanney practice?
Dr. Gregory Nanney practices at 730 Medical Center Dr, Newton, KS 671148778. Office phone: 3162831141.
What is Dr. Gregory Nanney's NPI?
Dr. Gregory Nanney's National Provider Identifier (NPI) is 1780784645, issued by NPPES.
What procedures does Dr. Gregory Nanney commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.