Patrick Alf, D.C.
NPI 1639316821 · Chiropractor · Williamsville, NY
Enrolled with Medicare as Practitioner - Chiropractic · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Patrick Alf, D.C. is a Chiropractor provider in Williamsville, NY (NPI 1639316821).
Provider details
- NPI number
- 1639316821
- Entity type
- Individual
- Primary specialty
- ChiropractorChiropractic Providers
- Credential
- D.C.
- Sex
- Male
- Sole proprietor
- No
- License
- X011632 (NY)
Specialties & taxonomies
Chiropractic Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
- 2009-01-09
- Last updated
- 2019-03-14
Frequently asked questions
- What is Patrick Alf's NPI number?
- Patrick Alf's National Provider Identifier (NPI) is 1639316821, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Patrick Alf's specialty?
- Patrick Alf is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).
- Where is Patrick Alf located?
- Patrick Alf's practice location on file with NPPES is 6470 Main St Ste 2, Williamsville, NY 14221-5851.
- What is Patrick Alf's phone number?
- The practice phone number listed in the NPPES registry for Patrick Alf is (716) 580-3577.
- Does Patrick Alf accept Medicare?
- Patrick Alf is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Patrick Alf's NPI active?
- Yes — Patrick Alf's NPI (1639316821) is active in the NPPES registry as of the last update on 2019-03-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.