Doctor profile · Federal record

Dr. Steven Witzel, MD

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Vernon Hills, IL

  • NPI 1922064641
  • Accepts Medicare
  • 42 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
870 N Milwaukee Ave Fl 2
Vernon Hills, IL 600611521
(847) 535-7157
fax (847) 535-8210
Additional location
3220 W Il Route 60
Mundelein, IL 60060
(847) 837-8442
fax (847) 837-8542
Mailing address
3220 W Il Route 60
Mundelein, IL 60060

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
December 1, 2023
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Illinois #036-072293 · Illinois #036072293
Medicaid
IL #036-072293

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922064641. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,624
Distinct HCPCS
10
Medicare allowed
$145,054
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 781 330 $132
36415 Insertion of needle into vein for collection of blood sample 385 231 $8
83036 Hemoglobin a1c level 99 61 $10
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 76 76 $133
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and 36 30 $54
81002 Urinalysis, manual test 35 31 $3
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit 32 32 $171
99215 Established patient office or other outpatient visit, 40-54 minutes 27 25 $186
G0008 Administration of influenza virus vaccine 27 27 $32
90662 Influenza vaccine split virus, preservative free 24 24 $72

In context: peer comparison

Among 7 peers in Vernon Hills Internal Medicine Physician, average services per provider: 89. This provider delivers 18× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$451
Transactions
6
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Abbott Laboratories 1 $137.63
Amgen INC. 1 $118.05
Boehringer Ingelheim Pharmaceuticals, INC. 1 $113.31
Baxter Healthcare 2 $60.84
Hologic Sales and Service, LLC 1 $21.55

By nature of payment

Food and Beverage
$451

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,363
Patients
1,001
Total drug cost
$137,914
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 522 157 $8,169
Amlodipine Besylate Generic 346 102 $2,911
Hydrochlorothiazide Generic 310 92 $2,599
Lisinopril Generic 309 95 $2,643
Levothyroxine Sodium Generic 244 68 $4,794
Pantoprazole Sodium Generic 210 71 $4,068
Metoprolol Succinate Generic 209 57 $3,710
Gabapentin Generic 207 64 $3,053
Metformin Hcl Generic 191 55 $2,170
Omeprazole Generic 166 48 $2,290

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Steven Witzel's medical specialty?
Dr. Steven Witzel practices Internal Medicine Physician in Vernon Hills, IL.
Where does Dr. Steven Witzel practice?
Dr. Steven Witzel practices at 870 N Milwaukee Ave Fl 2, Vernon Hills, IL 600611521. Office phone: 8475357157.
What is Dr. Steven Witzel's NPI?
Dr. Steven Witzel's National Provider Identifier (NPI) is 1922064641, issued by NPPES.
Does Dr. Steven Witzel accept Medicare assignment?
Yes. Dr. Steven Witzel accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Steven Witzel commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Hemoglobin a1c level (HCPCS 83036). Source: CMS Medicare Physician & Other Practitioners file.