What is William Carpenter's NPI number?

William Carpenter's National Provider Identifier (NPI) is 1578420451, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is William Carpenter's specialty?

William Carpenter is listed in the NPPES registry with a primary specialty of Case Manager/Care Coordinator (Other Service Providers).

Where is William Carpenter located?

William Carpenter's practice location on file with NPPES is 620 W 44th St, Ashtabula, OH 44004-6812.

What is William Carpenter's phone number?

The practice phone number listed in the NPPES registry for William Carpenter is (440) 650-5030.

Is William Carpenter's NPI active?

Yes — William Carpenter's NPI (1578420451) is active in the NPPES registry as of the last update on 2026-01-05.

IndividualActive

William Carpenter

NPI 1578420451 · Case Manager/Care Coordinator · Ashtabula, OH

William Carpenter is a Case Manager/Care Coordinator provider in Ashtabula, OH (NPI 1578420451).

Provider details

NPI number: 1578420451
Entity type: Individual
Primary specialty: Case Manager/Care CoordinatorOther Service Providers
Sex: Male
Sole proprietor: Yes

Specialties & taxonomies

Case Manager/Care CoordinatorPrimary171M00000X
Other Service Providers

Profile Score

Basic profile(47/100 index)

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

Registry tenure38% of score
Under 1 yr in 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

620 W 44th St

Ashtabula, OH 44004-6812

Phone: (440) 650-5030

Fax: (440) 650-5030

Street-level locationGet directions

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Mailing address