Terrance Vaisvilas, M.D.
NPI 1649215088 · Anesthesiology Physician · Oak Lawn, IL
Terrance Vaisvilas, M.D. is a Anesthesiology Physician provider in Oak Lawn, IL (NPI 1649215088).
Provider details
- NPI number
- 1649215088
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036088183 (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 tenure38% of score
20 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
- 2006-06-19
- Last updated
- 2014-03-31
Frequently asked questions
- What is Terrance Vaisvilas's NPI number?
- Terrance Vaisvilas's National Provider Identifier (NPI) is 1649215088, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Terrance Vaisvilas's specialty?
- Terrance Vaisvilas is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Terrance Vaisvilas located?
- Terrance Vaisvilas's practice location on file with NPPES is 4440 W 95th St, Oak Lawn, IL 60453-2600.
- What is Terrance Vaisvilas's phone number?
- The practice phone number listed in the NPPES registry for Terrance Vaisvilas is (708) 684-8000.
- Is Terrance Vaisvilas's NPI active?
- Yes — Terrance Vaisvilas's NPI (1649215088) is active in the NPPES registry as of the last update on 2014-03-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.