Steven Schwulst, MD
NPI 1831118694 · Surgery Physician · Chicago, IL
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Steven Schwulst, MD is a Surgery Physician provider in Chicago, IL (NPI 1831118694).
Provider details
- NPI number
- 1831118694
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036124778 (IL)
Specialties & taxonomies
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
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
294 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) |
|---|---|---|
| Critical Care, First 30-74 Minutes99291 | 130 | $221 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 56 | $79 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 49 | $52 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 38 | $136 |
| Initial Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99221 | 21 | $87 |
Typical Medicare-allowed amounts for these services range $52–$221 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-19
- Last updated
- 2021-02-22
- Certified
- 2021-02-22
Frequently asked questions
- What is Steven Schwulst's NPI number?
- Steven Schwulst's National Provider Identifier (NPI) is 1831118694, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Schwulst's specialty?
- Steven Schwulst is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Steven Schwulst located?
- Steven Schwulst's practice location on file with NPPES is 259 E Erie St Ste 1600, Chicago, IL 60611-3111.
- What is Steven Schwulst's phone number?
- The practice phone number listed in the NPPES registry for Steven Schwulst is (312) 695-8918.
- Does Steven Schwulst accept Medicare?
- Steven Schwulst is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Steven Schwulst's NPI active?
- Yes — Steven Schwulst's NPI (1831118694) is active in the NPPES registry as of the last update on 2021-02-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.