Doctor profile · Federal record

Dr. Colt Williams, M.D.

Hematology & Oncology Physician (CMS: Internal Medicine) · Hematology & Oncology Physician · Reno, NV

  • NPI 1740712108
  • Accepts Medicare
  • 9 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
5423 Reno Corporate Dr
Reno, NV 895112250
(775) 329-0222
fax (775) 329-3010
Additional location
13001 E 17Th Pl
Aurora, CO 800452570
(303) 724-1784

Credentials & registration

NPPES · NUCC
NPI registered
April 2017 — 9 yrs on file
Profile last updated
August 30, 2023
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State licenses (2)
Nevada #23037 · Minnesota #67054

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1740712108. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
448
Distinct HCPCS
9
Medicare allowed
$49,897
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 140 79 $178
96375 Injection of additional new drug or substance into vein 79 12 $16
99205 New patient office or other outpatient visit, 60-74 minutes 56 56 $217
36415 Insertion of needle into vein for collection of blood sample 54 41 $8
96413 Administration of chemotherapy into vein, 1 hour or less 40 18 $133
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 26 11 $120
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 21 18 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 19 19 $125
80053 Blood test, comprehensive group of blood chemicals 13 13 $10

In context: peer comparison

Among 8 peers in this city , average services per provider: 1,102. This provider delivers 0.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,252
Transactions
66
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 12 $852.47
E.R. Squibb & Sons, L.L.C. 10 $234.84
Daiichi Sankyo Inc. 11 $194.15
ABBVIE INC. 7 $164.92
Janssen Biotech, Inc. 7 $146.50
Incyte Corporation 3 $66.88
SpringWorks Therapeutics, Inc. 2 $58.26
Merck Sharp & Dohme LLC 2 $56.70
Ipsen Biopharmaceuticals, Inc 2 $50.28
Mirati Therapeutics, Inc. 2 $49.99
Takeda Pharmaceuticals U.S.A., Inc. 2 $44.45
Eisai Inc. 2 $40.06
Regeneron Healthcare Solutions, Inc. 2 $35.17
Karyopharm Therapeutics Inc. 1 $34.43
Kyowa Kirin, Inc. 1 $28.30

By nature of payment

Food and Beverage
$1,371
Long term medical supply or device loan
$798
Education
$84

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
67
Patients
32
Total drug cost
$1,129
Drug Type Claims Patients Total cost
Ondansetron Hcl Generic 23 16 $480
Prochlorperazine Maleate Generic 21 16 $286
Gabapentin Generic 12 0 $200
Oxycodone Hcl Generic 11 0 $163

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Colt Williams's medical specialty?
Dr. Colt Williams practices Hematology & Oncology Physician in Reno, NV.
Where does Dr. Colt Williams practice?
Dr. Colt Williams practices at 5423 Reno Corporate Dr, Reno, NV 895112250. Office phone: 7753290222.
What is Dr. Colt Williams's NPI?
Dr. Colt Williams's National Provider Identifier (NPI) is 1740712108, issued by NPPES.
Does Dr. Colt Williams accept Medicare assignment?
Yes. Dr. Colt Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Colt Williams commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Injection of additional new drug or substance into vein (HCPCS 96375); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.