William Diedrich, MD
NPI 1518942168 · Anatomic Pathology & Clinical Pathology Physician · Plain City, OH
William Diedrich, MD is a Anatomic Pathology & Clinical Pathology Physician provider in Plain City, OH (NPI 1518942168).
Provider details
- NPI number
- 1518942168
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 35.088724 (OH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2005-12-07
- Last updated
- 2011-01-16
Frequently asked questions
- What is William Diedrich's NPI number?
- William Diedrich's National Provider Identifier (NPI) is 1518942168, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Diedrich's specialty?
- William Diedrich is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is William Diedrich located?
- William Diedrich's practice location on file with NPPES is 320 Lantern Ln, Plain City, OH 43064-2128.
- What is William Diedrich's phone number?
- The practice phone number listed in the NPPES registry for William Diedrich is (614) 873-5041.
- Is William Diedrich's NPI active?
- Yes — William Diedrich's NPI (1518942168) is active in the NPPES registry as of the last update on 2011-01-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.