Steven Marquardt, MD
NPI 1972578227 · Pain Medicine (Anesthesiology) Physician · Libertyville, IL
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Steven Marquardt, MD is a Pain Medicine (Anesthesiology) Physician provider in Libertyville, IL (NPI 1972578227).
Provider details
- NPI number
- 1972578227
- Entity type
- Individual
- Primary specialty
- Pain Medicine (Anesthesiology) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036-070591 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
190 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) |
|---|---|---|
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 79 | $139 |
| Anesthesia for Procedure on Small and Large Bowel Using an Endoscope00813 | 46 | $158 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 40 | $126 |
| Anesthesia for Exam of Colon Using an Endoscope00812 | 25 | $103 |
Typical Medicare-allowed amounts for these services range $103–$158 (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.
Practice location
Mailing address
Additional practice locations (1)
- 801 S Milwaukee AveLibertyville, IL 60048-3204Phone: (847) 990-5173
Registry dates
- Enumerated
- 2006-02-21
- Last updated
- 2024-06-19
- Certified
- 2024-06-19
Frequently asked questions
- What is Steven Marquardt's NPI number?
- Steven Marquardt's National Provider Identifier (NPI) is 1972578227, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Marquardt's specialty?
- Steven Marquardt is listed in the NPPES registry with a primary specialty of Pain Medicine (Anesthesiology) Physician (Allopathic & Osteopathic Physicians).
- Where is Steven Marquardt located?
- Steven Marquardt's practice location on file with NPPES is 1880 W Winchester Rd, Libertyville, IL 60048-5321.
- What is Steven Marquardt's phone number?
- The practice phone number listed in the NPPES registry for Steven Marquardt is (847) 281-9543.
- Does Steven Marquardt accept Medicare?
- Steven Marquardt is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Steven Marquardt's NPI active?
- Yes — Steven Marquardt's NPI (1972578227) is active in the NPPES registry as of the last update on 2024-06-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.