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John Markey, D.C.
NPI 1912029182 · Rehabilitation Chiropractor · Jefferson, NH
John Markey, D.C. is a Rehabilitation Chiropractor provider in Jefferson, NH (NPI 1912029182).
Provider details
- NPI number
- 1912029182
- Entity type
- Individual
- Primary specialty
- Rehabilitation ChiropractorChiropractic Providers
- Credential
- D.C.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 220-0895R (NH)
Specialties & taxonomies
Chiropractic Providers
Profile Score
Detailed profile(89/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
959 Presidential Hwy
Jefferson, NH 03583
Phone: (603) 586-7972
Fax: (603) 586-9849
Street-level locationGet directions
Mailing address
Po Box 246
Jefferson, NH 03583-0246
Registry dates
- Enumerated
- 2007-04-06
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Markey's NPI number?
- John Markey's National Provider Identifier (NPI) is 1912029182, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Markey's specialty?
- John Markey is listed in the NPPES registry with a primary specialty of Rehabilitation Chiropractor (Chiropractic Providers).
- Where is John Markey located?
- John Markey's practice location on file with NPPES is 959 Presidential Hwy, Jefferson, NH 03583.
- What is John Markey's phone number?
- The practice phone number listed in the NPPES registry for John Markey is (603) 586-7972.
- Is John Markey's NPI active?
- Yes — John Markey's NPI (1912029182) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.