What is John Markham's NPI number?

John Markham's National Provider Identifier (NPI) is 1114655297, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is John Markham's specialty?

John Markham is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).

Where is John Markham located?

John Markham's practice location on file with NPPES is 707 Whitlock Ave Sw Ste E18, Marietta, GA 30064-3098.

What is John Markham's phone number?

The practice phone number listed in the NPPES registry for John Markham is (470) 523-8077.

Is John Markham's NPI active?

Yes — John Markham's NPI (1114655297) is active in the NPPES registry as of the last update on 2023-07-25.

IndividualActive

John Markham, DC

NPI 1114655297 · Chiropractor · Marietta, GA

John Markham, DC is a Chiropractor provider in Marietta, GA (NPI 1114655297).

Provider details

NPI number: 1114655297
Entity type: Individual
Primary specialty: ChiropractorChiropractic Providers
Credential: DC
Sex: Male
Sole proprietor: No
License: 1899 (GA)

Specialties & taxonomies

ChiropractorPrimary111N00000XLicense 1899 (GA)
Chiropractic Providers

Profile Score

Established profile(60/100 index)

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

Registry tenure38% of score
3 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

707 Whitlock Ave Sw Ste E18

Marietta, GA 30064-3098

Phone: (470) 523-8077

Street-level locationGet directions

More GA providers

Mailing address