William Stansfield, M.D.
NPI 1326241605 · Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Elk Grove Village, IL
Enrolled with Medicare as Practitioner - Cardiac Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Stansfield, M.D. is a Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician provider in Elk Grove Village, IL (NPI 1326241605).
Provider details
- NPI number
- 1326241605
- Entity type
- Individual
- Primary specialty
- Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036.150507 (IL)
Specialties & taxonomies
- Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianPrimary208G00000XLicense 036.150507 (IL)
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
5 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
171 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) |
|---|---|---|
| Harvest of Vein Using an Endoscope33508 | 37 | $17 |
| Coronary Artery Bypass Using Artery Graft, 1 Graft33533 | 37 | $1,789 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 24 | $176 |
| Coronary Artery Bypass Using Vein Or Artery Graft, 2 Grafts33518 | 16 | $440 |
| Insertion of Tube in Pulmonary Artery for Monitoring93503 | 16 | $90 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 15 | $133 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$659 across 4 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 (4)
- 2040 Ogden Ave Ste 304Aurora, IL 60504-7205Phone: (630) 898-3727Fax: (630) 499-2430
- 1725 W Harrison St Ste 1156Chicago, IL 60612-3852Phone: (312) 563-2716Fax: (312) 563-4388
- 4400 W 95th St Ste 308Oak Lawn, IL 60453-2660Phone: (708) 346-4040Fax: (708) 346-3287
- 3040 Burnett WomackCb 7065Chapel Hill, NC 27599-7065Phone: (919) 966-3381
Registry dates
- Enumerated
- 2007-06-06
- Last updated
- 2021-12-17
- Certified
- 2021-12-17
Frequently asked questions
- What is William Stansfield's NPI number?
- William Stansfield's National Provider Identifier (NPI) is 1326241605, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Stansfield's specialty?
- William Stansfield is listed in the NPPES registry with a primary specialty of Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (Allopathic & Osteopathic Physicians).
- Where is William Stansfield located?
- William Stansfield's practice location on file with NPPES is 800 Biesterfield Rd Bldg Suite545, Elk Grove Village, IL 60007.
- What is William Stansfield's phone number?
- The practice phone number listed in the NPPES registry for William Stansfield is (847) 593-4116.
- Does William Stansfield accept Medicare?
- William Stansfield is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Stansfield's NPI active?
- Yes — William Stansfield's NPI (1326241605) is active in the NPPES registry as of the last update on 2021-12-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.