Kathy Kleszcz, NP-C
NPI 1104221431 · Family Nurse Practitioner · Chicago, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kathy Kleszcz, NP-C is a Family Nurse Practitioner provider in Chicago, IL (NPI 1104221431).
Provider details
- NPI number
- 1104221431
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP-C
- Sex
- Female
- Sole proprietor
- Yes
- License
- 209-012333 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
245 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) |
|---|---|---|
| Residence Visit for Established Patient With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99349 | 206 | $111 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 14 | $80 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 14 | $113 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 11 | $114 |
Typical Medicare-allowed amounts for these services range $80–$114 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 22 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Donepezil Hcl | 58 |
| Atorvastatin Calcium | 42 |
| Amlodipine Besylate | 41 |
| Quetiapine Fumarate | 40 |
| Potassium Chloride | 40 |
| Sertraline Hcl | 38 |
| Duloxetine Hcl | 36 |
| Trazodone Hcl | 33 |
| Apixabanbrand: Eliquis | 30 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-10-29
- Last updated
- 2025-02-10
- Certified
- 2025-02-10
Frequently asked questions
- What is Kathy Kleszcz's NPI number?
- Kathy Kleszcz's National Provider Identifier (NPI) is 1104221431, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathy Kleszcz's specialty?
- Kathy Kleszcz is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Kathy Kleszcz located?
- Kathy Kleszcz's practice location on file with NPPES is 4600 N Ravenswood Ave, Chicago, IL 60640-4510.
- What is Kathy Kleszcz's phone number?
- The practice phone number listed in the NPPES registry for Kathy Kleszcz is (773) 561-7500.
- Does Kathy Kleszcz accept Medicare?
- Kathy Kleszcz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kathy Kleszcz's NPI active?
- Yes — Kathy Kleszcz's NPI (1104221431) is active in the NPPES registry as of the last update on 2025-02-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.