What is William Feiring's NPI number?

William Feiring's National Provider Identifier (NPI) is 1356315691, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is William Feiring's specialty?

William Feiring is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).

Where is William Feiring located?

William Feiring's practice location on file with NPPES is 1844b Massachusetts Ave, Lexington, MA 02420-5331.

What is William Feiring's phone number?

The practice phone number listed in the NPPES registry for William Feiring is (781) 862-4911.

Is William Feiring's NPI active?

Yes — William Feiring's NPI (1356315691) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

William Feiring, D.C.

NPI 1356315691 · Chiropractor · Lexington, MA

William Feiring, D.C. is a Chiropractor provider in Lexington, MA (NPI 1356315691).

Provider details

NPI number: 1356315691
Entity type: Individual
Primary specialty: ChiropractorChiropractic Providers
Credential: D.C.
Sex: Male
License: 544 (MA)

Specialties & taxonomies

ChiropractorPrimary111N00000XLicense 544 (MA)
Chiropractic Providers

Profile Score

Detailed profile(91/100 index)

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

1844b Massachusetts Ave

Lexington, MA 02420-5331

Phone: (781) 862-4911

Street-level locationGet directions

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Mailing address