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John Kostidis, D.C.
NPI 1639128929 · Chiropractor · Valparaiso, IN
John Kostidis, D.C. is a Chiropractor provider in Valparaiso, IN (NPI 1639128929).
Provider details
- NPI number
- 1639128929
- Entity type
- Individual
- Primary specialty
- ChiropractorChiropractic Providers
- Credential
- D.C.
- Sex
- Male
- License
- 08000556A (IN)
Specialties & taxonomies
Chiropractic Providers
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
4004 Campbell St
Valparaiso, IN 46385-1773
Phone: (219) 465-1140
Fax: (219) 465-0903
Street-level locationGet directions
Mailing address
Po Box 2387
Valparaiso, IN 46384-2387
Registry dates
- Enumerated
- 2006-05-06
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Kostidis's NPI number?
- John Kostidis's National Provider Identifier (NPI) is 1639128929, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Kostidis's specialty?
- John Kostidis is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).
- Where is John Kostidis located?
- John Kostidis's practice location on file with NPPES is 4004 Campbell St, Valparaiso, IN 46385-1773.
- What is John Kostidis's phone number?
- The practice phone number listed in the NPPES registry for John Kostidis is (219) 465-1140.
- Is John Kostidis's NPI active?
- Yes — John Kostidis's NPI (1639128929) 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.