What is William Bay's NPI number?

William Bay's National Provider Identifier (NPI) is 1104825736, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is William Bay's specialty?

William Bay is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).

Where is William Bay located?

William Bay's practice location on file with NPPES is 595 Copeland Mill Rd, Westerville, OH 43081-8908.

What is William Bay's phone number?

The practice phone number listed in the NPPES registry for William Bay is (614) 823-8500.

Is William Bay's NPI active?

Yes — William Bay's NPI (1104825736) is active in the NPPES registry as of the last update on 2015-09-24.

IndividualActive

William Bay, M.D.

NPI 1104825736 · Nephrology Physician · Westerville, OH

William Bay, M.D. is a Nephrology Physician provider in Westerville, OH (NPI 1104825736).

Provider details

NPI number: 1104825736
Entity type: Individual
Primary specialty: Nephrology PhysicianAllopathic & Osteopathic Physicians
Credential: M.D.
Sex: Male
Sole proprietor: No
License: 35033631 (OH)

Specialties & taxonomies

Nephrology PhysicianPrimary207RN0300XLicense 35033631 (OH)
Allopathic & Osteopathic Physicians

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

595 Copeland Mill Rd

Suite 2d

Westerville, OH 43081-8908

Phone: (614) 823-8500

Fax: (614) 823-8501

Street-level locationGet directions

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Mailing address