Harsha Kaza, MD
NPI 1598786436 · Internal Medicine Physician · Zion, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Harsha Kaza, MD is a Internal Medicine Physician provider in Zion, IL (NPI 1598786436).
Provider details
- NPI number
- 1598786436
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 46268 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
612 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 240 | $132 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 79 | $130 |
| Administration of Influenza Virus VaccineG0008 | 55 | $33 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 49 | $94 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 47 | $186 |
| Admn Sarscov2 Vacc 1 Dose90480 | 46 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 44 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 279 | 96 |
| Amlodipine Besylate | 123 | 42 |
| Losartan Potassium | 97 | 32 |
| Lisinopril | 93 | 25 |
| Levothyroxine Sodium | 82 | 29 |
| Metformin Hcl | 74 | 29 |
| Metoprolol Succinate |
Practice location
Mailing address
Additional practice locations (1)
- 515 22nd AveMonroe, WI 53566-1569Phone: (608) 324-2000
Registry dates
- Enumerated
- 2006-07-23
- Last updated
- 2026-01-13
- Certified
- 2026-01-13
Frequently asked questions
- What is Harsha Kaza's NPI number?
- Harsha Kaza's National Provider Identifier (NPI) is 1598786436, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Harsha Kaza's specialty?
- Harsha Kaza is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Harsha Kaza located?
- Harsha Kaza's practice location on file with NPPES is 3115 Lewis Ave, Zion, IL 60099-3099.
- What is Harsha Kaza's phone number?
- The practice phone number listed in the NPPES registry for Harsha Kaza is (847) 746-3752.
- Does Harsha Kaza accept Medicare?
- Harsha Kaza is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Harsha Kaza's NPI active?
- Yes — Harsha Kaza's NPI (1598786436) is active in the NPPES registry as of the last update on 2026-01-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.