Kenneth Horowitz, M.D.
NPI 1467568642 · Internal Medicine Physician · Highland Park, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kenneth Horowitz, M.D. is a Internal Medicine Physician provider in Highland Park, IL (NPI 1467568642).
Provider details
- NPI number
- 1467568642
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,592 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 784 | $6 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 668 | $123 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 549 | $125 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 107 | $16 |
| Administration of Pneumococcal VaccineG0009 | 85 | $31 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 104 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 517 | 190 |
| Levothyroxine Sodium | 291 | 110 |
| Amlodipine Besylate | 211 | 82 |
| Lisinopril | 188 | 74 |
| Losartan Potassium | 186 | 77 |
| Alprazolam | 184 | 55 |
| Zolpidem Tartrate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-21
- Last updated
- 2007-07-08
Frequently asked questions
- What is Kenneth Horowitz's NPI number?
- Kenneth Horowitz's National Provider Identifier (NPI) is 1467568642, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kenneth Horowitz's specialty?
- Kenneth Horowitz is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Kenneth Horowitz located?
- Kenneth Horowitz's practice location on file with NPPES is 767 Park Ave W, Highland Park, IL 60035-2400.
- What is Kenneth Horowitz's phone number?
- The practice phone number listed in the NPPES registry for Kenneth Horowitz is (847) 926-4445.
- Does Kenneth Horowitz accept Medicare?
- Kenneth Horowitz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kenneth Horowitz's NPI active?
- Yes — Kenneth Horowitz's NPI (1467568642) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.