What is William Winslow's NPI number?

William Winslow's National Provider Identifier (NPI) is 1558929604, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is William Winslow's specialty?

William Winslow is listed in the NPPES registry with a primary specialty of Counselor (Behavioral Health & Social Service Providers).

Where is William Winslow located?

William Winslow's practice location on file with NPPES is 8 Atwood Dr, Northampton, MA 01060-4266.

What is William Winslow's phone number?

The practice phone number listed in the NPPES registry for William Winslow is (413) 773-1314.

Is William Winslow's NPI active?

Yes — William Winslow's NPI (1558929604) is active in the NPPES registry as of the last update on 2019-06-04.

IndividualActive

William Winslow

NPI 1558929604 · Counselor · Northampton, MA

William Winslow is a Counselor provider in Northampton, MA (NPI 1558929604).

Provider details

NPI number: 1558929604
Entity type: Individual
Primary specialty: CounselorBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: No

Specialties & taxonomies

CounselorPrimary101Y00000X
Behavioral Health & Social Service Providers

Profile Score

Established profile(59/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
7 yrs in NPPES registry
Profile completeness38% of score
83% 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

8 Atwood Dr

Northampton, MA 01060-4266

Phone: (413) 773-1314

Street-level locationGet directions

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Mailing address