Doctor profile · Federal record

Dr. Vanessa Williams, M.D.

Internal Medicine Physician (CMS: Endocrinology) · Springfield, IL

  • NPI 1306297130
  • Accepts Medicare
  • 10 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
201 E Madison St
Springfield, IL 627025131
(217) 545-8000

Credentials & registration

NPPES · NUCC
NPI registered
June 2016 — 10 yrs on file
Profile last updated
May 18, 2021
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Illinois #125.068593

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1306297130. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
466
Distinct HCPCS
7
Medicare allowed
$40,833
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 164 40 $78
99213 Established patient office or other outpatient visit, 20-29 minutes 92 66 $88
99214 Established patient office or other outpatient visit, 30-39 minutes 88 51 $122
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 48 19 $50
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 28 28 $129
83036 Hemoglobin a1c level 27 25 $9
99204 New patient office or other outpatient visit, 45-59 minutes 19 19 $157

In context: peer comparison

Among 34 peers in this city , average services per provider: 218. This provider delivers 2.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$377
Transactions
8
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Abbott Laboratories 1 $157.99
Tandem Diabetes Care, Inc. 1 $116.00
Medtronic, Inc. 3 $47.27
Radius Health, Inc. 1 $23.43
Amgen Inc. 1 $17.96
Lilly USA, LLC 1 $14.04

By nature of payment

Food and Beverage
$377

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
753
Patients
129
Total drug cost
$388,514
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 220 46 $3,381
Trulicity (Dulaglutide) Brand 64 11 $78,060
Lantus Solostar (Insulin Glargine,hum.Rec.Anlog) Brand 56 21 $51,421
Novolog Flexpen (Insulin Aspart) Brand 46 17 $58,641
Basaglar Kwikpen U-100 (Insulin Glargine,hum.Rec.Anlog) Brand 44 12 $16,157
Methimazole Generic 42 0 $701
Victoza 3-Pak (Liraglutide) Brand 37 0 $63,055
Metformin Hcl Er (Metformin Hcl) Brand 35 11 $920
Humalog Kwikpen U-100 (Insulin Lispro) Brand 34 11 $38,184
Glipizide Er (Glipizide) Brand 33 0 $602

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Vanessa Williams's medical specialty?
Dr. Vanessa Williams practices Internal Medicine Physician in Springfield, IL.
Where does Dr. Vanessa Williams practice?
Dr. Vanessa Williams practices at 201 E Madison St, Springfield, IL 627025131. Office phone: 2175458000.
What is Dr. Vanessa Williams's NPI?
Dr. Vanessa Williams's National Provider Identifier (NPI) is 1306297130, issued by NPPES.
Does Dr. Vanessa Williams accept Medicare assignment?
Yes. Dr. Vanessa Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Vanessa Williams commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.