Walter Liszewski, MD
NPI 1033505243 · Dermatology Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Walter Liszewski, MD is a Dermatology Physician provider in Chicago, IL (NPI 1033505243).
Provider details
- NPI number
- 1033505243
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 62406 (MN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
11 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
5,475 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) |
|---|---|---|
| Test for Allergy Using Skin Patch95044 | 3,730 | $5 |
| Application of Ultraviolet Light to Skin96900 | 544 | $26 |
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 334 | $7 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 251 | $136 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 184 | $97 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 131 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 23 distinct drugs on file.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$66,308 across 91 records (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
Additional practice locations (3)
- 7918 Sycamore StNew Orleans, LA 70118Phone: (504) 344-7620
- 1021 Bandana Blvd E Ste 100Saint Paul, MN 55108Phone: (612) 262-5000
- 3800 Park Nicollet BlvdSt Louis Park, MN 55416-2527Phone: (952) 993-3123
Registry dates
- Enumerated
- 2015-04-14
- Last updated
- 2019-07-29
Frequently asked questions
- What is Walter Liszewski's NPI number?
- Walter Liszewski's National Provider Identifier (NPI) is 1033505243, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Walter Liszewski's specialty?
- Walter Liszewski is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Walter Liszewski located?
- Walter Liszewski's practice location on file with NPPES is 676 N Saint Clair St Ste 1600, Chicago, IL 60611-2997.
- What is Walter Liszewski's phone number?
- The practice phone number listed in the NPPES registry for Walter Liszewski is (312) 695-8106.
- Does Walter Liszewski accept Medicare?
- Walter Liszewski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Walter Liszewski's NPI active?
- Yes — Walter Liszewski's NPI (1033505243) is active in the NPPES registry as of the last update on 2019-07-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.