Nicholas Waler, MD
NPI 1265938294 · Anesthesiology Physician · Evanston, IL
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nicholas Waler, MD is a Anesthesiology Physician provider in Evanston, IL (NPI 1265938294).
Provider details
- NPI number
- 1265938294
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 125.076418 (IL)
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
8 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
96 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) |
|---|---|---|
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 15 | $78 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 15 | $68 |
| Insertion of Artery Tube for Blood Sampling Or Infusion Through Skin36620 | 15 | $46 |
| Anesthesia for Lens Surgery00142 | 14 | $107 |
| Anesthesia for Procedure for Total Knee Joint Replacement01402 | 14 | $218 |
| Anesthesia for Procedure to Assess Heart Electrical Activity00537 | 12 | $229 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$25 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
Additional practice locations (2)
- 5841 S Maryland Ave # Mc4028Chicago, IL 60637-1443Phone: (773) 702-6842
- 111 E 210th StBronx, NY 10467-2401Phone: (718) 920-4321
Registry dates
- Enumerated
- 2018-03-30
- Last updated
- 2023-03-20
- Certified
- 2023-03-17
Frequently asked questions
- What is Nicholas Waler's NPI number?
- Nicholas Waler's National Provider Identifier (NPI) is 1265938294, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nicholas Waler's specialty?
- Nicholas Waler is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Nicholas Waler located?
- Nicholas Waler's practice location on file with NPPES is 2650 Ridge. Ave., Evanston, IL 60201.
- What is Nicholas Waler's phone number?
- The practice phone number listed in the NPPES registry for Nicholas Waler is (847) 570-2760.
- Does Nicholas Waler accept Medicare?
- Nicholas Waler is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nicholas Waler's NPI active?
- Yes — Nicholas Waler's NPI (1265938294) is active in the NPPES registry as of the last update on 2023-03-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.