Gregory Lewandowski, CRNA
NPI 1679684021 · Certified Registered Nurse Anesthetist · Fort Defiance, AZ
Gregory Lewandowski, CRNA is a Certified Registered Nurse Anesthetist provider in Fort Defiance, AZ (NPI 1679684021).
Provider details
- NPI number
- 1679684021
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNA
- Sex
- Male
- Sole proprietor
- No
- License
- R42821 (NM)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
- 2006-08-31
- Last updated
- 2014-10-02
Frequently asked questions
- What is Gregory Lewandowski's NPI number?
- Gregory Lewandowski's National Provider Identifier (NPI) is 1679684021, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Lewandowski's specialty?
- Gregory Lewandowski is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Gregory Lewandowski located?
- Gregory Lewandowski's practice location on file with NPPES is Corner of Route N12 and N7, Fort Defiance, AZ 86504.
- What is Gregory Lewandowski's phone number?
- The practice phone number listed in the NPPES registry for Gregory Lewandowski is (505) 662-9256.
- Is Gregory Lewandowski's NPI active?
- Yes — Gregory Lewandowski's NPI (1679684021) is active in the NPPES registry as of the last update on 2014-10-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.