John Grauer, MD
NPI 1528002912 · Obstetrics & Gynecology Physician · Newark, OH
John Grauer, MD is a Obstetrics & Gynecology Physician provider in Newark, OH (NPI 1528002912).
Provider details
- NPI number
- 1528002912
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Specialist174400000X
Other Service Providers
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
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
Mailing address
Registry dates
- Enumerated
- 2006-06-15
- Last updated
- 2008-07-24
Frequently asked questions
- What is John Grauer's NPI number?
- John Grauer's National Provider Identifier (NPI) is 1528002912, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Grauer's specialty?
- John Grauer is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is John Grauer located?
- John Grauer's practice location on file with NPPES is 15 Messimer Dr, Newark, OH 43055.
- What is John Grauer's phone number?
- The practice phone number listed in the NPPES registry for John Grauer is (740) 348-4692.
- Is John Grauer's NPI active?
- Yes — John Grauer's NPI (1528002912) is active in the NPPES registry as of the last update on 2008-07-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.