Charles Kalenowski, DO
NPI 1023046414 · Family Medicine Physician · Bartlett, IL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charles Kalenowski, DO is a Family Medicine Physician provider in Bartlett, IL (NPI 1023046414).
Provider details
- NPI number
- 1023046414
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 036-101142 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,487 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 858 | $131 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 332 | $133 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 80 | $93 |
| Administration of Influenza Virus VaccineG0008 | 78 | $33 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 42 | $58 |
| Transitional Care Management Services for Problem of at Least Moderate Complexity99495 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 165 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 759 | 224 |
| Levothyroxine Sodium | 537 | 146 |
| Pantoprazole Sodium | 398 | 122 |
| Rosuvastatin Calcium | 390 | 128 |
| Lisinopril | 366 | 106 |
| Amlodipine Besylate | 334 | 102 |
| Alprazolam |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$23 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-28
- Last updated
- 2021-03-19
- Certified
- 2021-03-19
Frequently asked questions
- What is Charles Kalenowski's NPI number?
- Charles Kalenowski's National Provider Identifier (NPI) is 1023046414, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Kalenowski's specialty?
- Charles Kalenowski is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Kalenowski located?
- Charles Kalenowski's practice location on file with NPPES is 1041 W Stearns Rd, Bartlett, IL 60103-4509.
- What is Charles Kalenowski's phone number?
- The practice phone number listed in the NPPES registry for Charles Kalenowski is (630) 716-7500.
- Does Charles Kalenowski accept Medicare?
- Charles Kalenowski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charles Kalenowski's NPI active?
- Yes — Charles Kalenowski's NPI (1023046414) is active in the NPPES registry as of the last update on 2021-03-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.