John Fafinski
NPI 1528014008 · Certified Registered Nurse Anesthetist · Appleton, WI
John Fafinski is a Certified Registered Nurse Anesthetist provider in Appleton, WI (NPI 1528014008).
Provider details
- NPI number
- 1528014008
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 015101 (WI)
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
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
- 2006-05-26
- Last updated
- 2010-07-09
Frequently asked questions
- What is John Fafinski's NPI number?
- John Fafinski's National Provider Identifier (NPI) is 1528014008, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Fafinski's specialty?
- John Fafinski is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is John Fafinski located?
- John Fafinski's practice location on file with NPPES is 4648 W Spencer St, Appleton, WI 54914-9106.
- What is John Fafinski's phone number?
- The practice phone number listed in the NPPES registry for John Fafinski is (920) 731-7557.
- Is John Fafinski's NPI active?
- Yes — John Fafinski's NPI (1528014008) is active in the NPPES registry as of the last update on 2010-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.