Doctor profile · Federal record

Dr. Justin Williams, D.O.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Internal Medicine Physician · Mount Vernon, KY

  • NPI 1194018689
  • Accepts Medicare
  • 15 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
145 Newcomb Ave
Mount Vernon, KY 40456
(606) 256-7798
Mailing address
Rockcastle Regional Hospital, 145 Newcomb Ave.
Mt. Vernon, KY 40456

Credentials & registration

NPPES · NUCC
NPI registered
May 2011 — 15 yrs on file
Profile last updated
February 22, 2019
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State licenses (2)
Kentucky #03718 · Kentucky #R2674

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194018689. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
212
Distinct HCPCS
3
Medicare allowed
$15,000
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 179 81 $62
99205 New patient office or other outpatient visit, 60-74 minutes 20 20 $171
99212 Established patient office or other outpatient visit, 10-19 minutes 13 12 $34

In context: peer comparison

Among 1 peers in this city , average services per provider: 70. This provider delivers 3.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,476
Transactions
110
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 19 $318.22
Janssen Biotech, Inc. 11 $261.71
Merck Sharp & Dohme LLC 11 $224.92
Daiichi Sankyo Inc. 9 $161.91
E.R. Squibb & Sons, L.L.C. 11 $157.49
AstraZeneca Pharmaceuticals LP 7 $141.64
ABBVIE INC. 9 $139.72
PFIZER INC. 6 $114.07
Genmab U.S., Inc. 4 $104.26
Regeneron Healthcare Solutions, Inc. 4 $81.90
GlaxoSmithKline, LLC. 4 $74.39
Lilly USA, LLC 4 $68.62
ARRAY BIOPHARMA INC 5 $67.34
Genentech USA, Inc. 4 $62.16
Alexion Pharmaceuticals, Inc. 2 $51.23

By nature of payment

Food and Beverage
$2,353
Education
$123

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
346
Patients
41
Total drug cost
$93,281
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 69 11 $2,421
Ondansetron Hcl Generic 30 15 $911
Dexamethasone Generic 26 0 $338
Hydroxyurea Generic 26 0 $417
Anastrozole Generic 24 0 $146
Prochlorperazine Maleate Generic 23 15 $1,068
Morphine Sulfate Er (Morphine Sulfate) Brand 22 0 $507
Everolimus Generic 21 0 $85,768
Tamsulosin Hcl Generic 18 0 $167
Prednisone Generic 17 0 $114

Frequently asked questions

Auto-generated from federal data
What is Dr. Justin Williams's medical specialty?
Dr. Justin Williams practices Hematology & Oncology Physician in Mount Vernon, KY.
Where does Dr. Justin Williams practice?
Dr. Justin Williams practices at 145 Newcomb Ave, Mount Vernon, KY 40456. Office phone: 6062567798.
What is Dr. Justin Williams's NPI?
Dr. Justin Williams's National Provider Identifier (NPI) is 1194018689, issued by NPPES.
Does Dr. Justin Williams accept Medicare assignment?
Yes. Dr. Justin Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Justin Williams commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99205); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.