What is John Grier's NPI number?

John Grier's National Provider Identifier (NPI) is 1346203890, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is John Grier's specialty?

John Grier is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).

Where is John Grier located?

John Grier's practice location on file with NPPES is 800 N Fant St, Anderson, SC 29621-5708.

What is John Grier's phone number?

The practice phone number listed in the NPPES registry for John Grier is (864) 512-1335.

Is John Grier's NPI active?

Yes — John Grier's NPI (1346203890) is active in the NPPES registry as of the last update on 2007-10-18.

IndividualActive

John Grier, M.D.

NPI 1346203890 · Emergency Medicine Physician · Anderson, SC

John Grier, M.D. is a Emergency Medicine Physician provider in Anderson, SC (NPI 1346203890).

Provider details

NPI number: 1346203890
Entity type: Individual
Primary specialty: Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
Credential: M.D.
Sex: Male
Sole proprietor: No
License: 9836 (SC)

Specialties & taxonomies

Emergency Medicine PhysicianPrimary207P00000XLicense 9836 (SC)
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

800 N Fant St

Anderson, SC 29621-5708

Phone: (864) 512-1335

Street-level locationGet directions

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Mailing address