Doctor profile · Federal record

Dr. Kenneth Horowitz, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Highland Park, IL

  • NPI 1467568642
  • Accepts Medicare
  • 43 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
767 Park Ave W, Suite 350
Highland Park, IL 600352400
(847) 926-4445
fax (847) 681-0994

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1983 — 43 yrs since
Specialty taxonomy
207R00000X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1467568642. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,715
Distinct HCPCS
10
Medicare allowed
$237,864
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 737 575 $6
99214 Established patient office or other outpatient visit, 30-39 minutes 733 498 $124
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 400 400 $125
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 130 130 $282
G0009 Administration of pneumococcal vaccine 129 129 $30
99204 New patient office or other outpatient visit, 45-59 minutes 90 90 $160
90662 Influenza vaccine split virus, preservative free 88 87 $72
G0008 Administration of influenza virus vaccine 87 86 $30
99213 Established patient office or other outpatient visit, 20-29 minutes 64 59 $88
99493 Follow-up psychiatric collaborative care management, subsequent calendar month, first 60 minutes 59 19 $137

In context: peer comparison

Among 11 peers in Highland Park Internal Medicine Physician, average services per provider: 104. This provider delivers 26× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,634
Patients
1,077
Total drug cost
$30,451
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 457 196 $4,259
Levothyroxine Sodium Generic 299 126 $4,127
Amlodipine Besylate Generic 224 90 $1,456
Losartan Potassium Generic 214 79 $2,459
Alprazolam Generic 196 56 $1,033
Rosuvastatin Calcium Generic 179 77 $3,130
Lisinopril Generic 174 76 $1,399
Zolpidem Tartrate Generic 169 55 $1,409
Tamsulosin Hcl Generic 136 66 $3,169
Metoprolol Succinate Generic 115 54 $1,908

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Kenneth Horowitz's medical specialty?
Dr. Kenneth Horowitz practices Internal Medicine Physician in Highland Park, IL.
Where does Dr. Kenneth Horowitz practice?
Dr. Kenneth Horowitz practices at 767 Park Ave W, Highland Park, IL 600352400. Office phone: 8479264445.
What is Dr. Kenneth Horowitz's NPI?
Dr. Kenneth Horowitz's National Provider Identifier (NPI) is 1467568642, issued by NPPES.
Does Dr. Kenneth Horowitz accept Medicare assignment?
Yes. Dr. Kenneth Horowitz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kenneth Horowitz commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.