Grand Rapids Thoracic Surgery, PLLC
NPI 1336504760 · Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Grand Rapids, MI
Grand Rapids Thoracic Surgery, PLLC is a Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician organization in Grand Rapids, MI (NPI 1336504760).
Provider details
- NPI number
- 1336504760
- Entity type
- Organization
- Primary specialty
- Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Lourens Willekes, Owner(616) 259-7341
- License
- 4301104138 (MI)
Specialties & taxonomies
- Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianPrimary208G00000XLicense 4301104138 (MI)
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-12-30
- Last updated
- 2015-12-30
Frequently asked questions
- What is Grand Rapids Thoracic Surgery, PLLC's NPI number?
- Grand Rapids Thoracic Surgery, PLLC's National Provider Identifier (NPI) is 1336504760, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Grand Rapids Thoracic Surgery, PLLC?
- Grand Rapids Thoracic Surgery, PLLC is classified in the NPPES registry as Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (Allopathic & Osteopathic Physicians).
- Where is Grand Rapids Thoracic Surgery, PLLC located?
- Grand Rapids Thoracic Surgery, PLLC's practice location on file with NPPES is 4500 Cascade Rd Se, Grand Rapids, MI 49546-3665.
- What is Grand Rapids Thoracic Surgery, PLLC's phone number?
- The practice phone number listed in the NPPES registry for Grand Rapids Thoracic Surgery, PLLC is (616) 259-7341.
- Who is the authorized official for Grand Rapids Thoracic Surgery, PLLC?
- The authorized official listed on Grand Rapids Thoracic Surgery, PLLC's NPPES record is Lourens Willekes, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Grand Rapids Thoracic Surgery, PLLC's NPI active?
- Yes — Grand Rapids Thoracic Surgery, PLLC's NPI (1336504760) is active in the NPPES registry as of the last update on 2015-12-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.