George Kotlewski, M.D.
NPI 1013946169 · Internal Medicine Physician · Williamsville, NY
George Kotlewski, M.D. is a Internal Medicine Physician provider in Williamsville, NY (NPI 1013946169).
Provider details
- NPI number
- 1013946169
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 118551 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2006-07-01
- Last updated
- 2007-07-08
Frequently asked questions
- What is George Kotlewski's NPI number?
- George Kotlewski's National Provider Identifier (NPI) is 1013946169, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is George Kotlewski's specialty?
- George Kotlewski is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is George Kotlewski located?
- George Kotlewski's practice location on file with NPPES is 1961 Wehrle Dr, Williamsville, NY 14221-8460.
- What is George Kotlewski's phone number?
- The practice phone number listed in the NPPES registry for George Kotlewski is (716) 632-4242.
- Is George Kotlewski's NPI active?
- Yes — George Kotlewski's NPI (1013946169) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.