Quick answers
- Does Nicholas P. Guisto Iii accept Medicare assignment?
- Yes. Medicare's clinician data says Nicholas P. Guisto Iii accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Nicholas P. Guisto Iii see?
- In 2024, CMS data shows 54 Original Medicare patients and 60 services for Nicholas P. Guisto Iii. This counts Original Medicare only and measures volume, not quality.
- What is Nicholas P. Guisto Iii's NPI number?
- 1740290055. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Nicholas P. Guisto Iii, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 54 |
|---|---|
| Services billed to Medicare | 60 |
| Different services or procedures | 9 |
| Participating Medicare provider | Yes |
| Average age of these patients | 71 |
Most frequent services
- Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) (64447)33 services
- Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) (64415)15 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- Arthritis75%
- High cholesterol72%
- High blood pressure69%
Practice locations
Addresses where Nicholas P. Guisto Iii is enrolled with Medicare (CMS data updated October 2, 2026).
- 331 W Surf St, Suite 5800Chicago, IL 60657 (580) 512‑3684
Group practices
Medicare enrollment lists Nicholas P. Guisto Iii as a member of this group (CMS data updated October 2, 2026).
- Ireland Anesthesia Management LLC16 clinicians in the group
Specialties
- Anesthesiologyprimary
- Interventional Pain Managementalso
- Pain Managementalso
Other anesthesiologists in Chicago
Clinicians with the same Medicare primary specialty in Chicago, IL — not a recommendation.
Other clinicians in Ireland Anesthesia Management LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2002 (24 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1740290055 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians