IndividualActive
John Maslar, D.C.
NPI 1881625119 · Chiropractor · Springfield, MA
John Maslar, D.C. is a Chiropractor provider in Springfield, MA (NPI 1881625119).
Provider details
- NPI number
- 1881625119
- Entity type
- Individual
- Primary specialty
- ChiropractorChiropractic Providers
- Credential
- D.C.
- Sex
- Male
- Sole proprietor
- No
- License
- 233 (MA)
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
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
868 Main St
Springfield, MA 01103
Phone: (413) 736-5491
Fax: (413) 746-4632
Street-level locationGet directions
Mailing address
32 Maple Meadows Ln
Agawam, MA 01001-2472
Registry dates
- Enumerated
- 2006-07-05
- Last updated
- 2007-07-09
Frequently asked questions
- What is John Maslar's NPI number?
- John Maslar's National Provider Identifier (NPI) is 1881625119, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Maslar's specialty?
- John Maslar is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).
- Where is John Maslar located?
- John Maslar's practice location on file with NPPES is 868 Main St, Springfield, MA 01103.
- What is John Maslar's phone number?
- The practice phone number listed in the NPPES registry for John Maslar is (413) 736-5491.
- Is John Maslar's NPI active?
- Yes — John Maslar's NPI (1881625119) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.