1. Home
  2. Directory
  3. New York
  4. Oceanside
  5. Chiropractor
  6. NPI Profile

DR. MARY M. JOHNSTON
NPI 1750653465
Chiropractor in Oceanside, NY

Active since January 27, 2012
222 MERRICK RD, OCEANSIDE, NY 11572(516) 623-3195(516) 623-1077 Get Directions Write a Review

NPPES record last updated: March 6, 2020. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Mar 6, 2020, Jul 11, 2016 (2 updates tracked since 2016).

About Dr. Mary M. Johnston NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MARY M. JOHNSTON (NPI 1750653465) is a healthcare organization registered as a chiropractor in Oceanside, New York and active in the NPI registry since January 2012. The organization lists Mary M Johnston, Owner, as its authorized official.

NPPES Registry Identity

NPI1750653465
Entity TypeOrganization
Primary Taxonomy111N00000X
Legal Business NameNETWORK SPINAL ANALYSIS FOR CHIROPRACTIC CARE PC
Location Address222 MERRICK RDOceanside, NY 11572-1429
Mailing Address222 Merrick RdOceanside, NY 11572-1429 · (516) 623-3195 · Fax (516) 623-1077
Phone(516) 623-3195
Fax(516) 623-1077
Organization SubpartNo
Authorized OfficialMary M JohnstonOwner · (516) 623-3195
Enumeration DateJanuary 27, 2012
Last NPPES UpdateMarch 6, 20202 updates tracked since enumeration
NPPES CertifiedMarch 6, 2020
✔ NPI 1750653465 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers
Taxonomy Code111N00000X
License✔ Licensed in NY · X005570
Definition
A provider qualified by a Doctor of Chiropractic (D.C.), licensed by the State and who practices chiropractic medicine -that discipline within the healing arts which deals with the nervous system and its relationship to the spinal column and its interrelationship with other body systems.
222 MERRICK RD, Oceanside, NY 11572
Open in Google Maps ↗

Other Names 1

Doing Business AsDr. Mary M. Johnston

Other Identifiers 1

Other350042604NY · Mc Railroad

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Mary M. Johnston is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Dr. Mary M. Johnston, which bills Medicare for the services this clinician delivers.

Clinician (1)

Mary Johnston, DC
Chiropractic
NPI 1902965395
222 MERRICK RD
Oceanside, NY 11572
(516) 623-3195
✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Network Spinal Analysis For Chiropractic Care PC's NPI number?

The NPI number for Network Spinal Analysis For Chiropractic Care PC is 1750653465. It was assigned to this organization in the NPPES registry on January 27, 2012. The provider is doing business as Dr. Mary M. Johnston.

Where is Network Spinal Analysis For Chiropractic Care PC located?

Network Spinal Analysis For Chiropractic Care PC is located at 222 Merrick Rd, Oceanside, NY 11572. The listed phone number is (516) 623-3195.

What is Network Spinal Analysis For Chiropractic Care PC's specialty?

The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.

Is Network Spinal Analysis For Chiropractic Care PC enrolled in Medicare?

Yes. Network Spinal Analysis For Chiropractic Care PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Network Spinal Analysis For Chiropractic Care PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Chiropractic) reassigns their Medicare billing to Network Spinal Analysis For Chiropractic Care PC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Network Spinal Analysis For Chiropractic Care PC was last updated on March 6, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.