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Chiropractic

Gregory S. Long, DC

Sees patients in Parker, SD · Sioux Falls, SD · South Dakota

Summary

Gregory S. Long, DC (Chiropractic) is enrolled with Medicare at 2 practice locations in Parker, SD and Sioux Falls, SD. NPI 1629027107. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

Call(605) 297‑4481 NPI Registry record Medicare profile

From official Medicare data

This page shows what Medicare's official clinician data says about Gregory S. Long, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

2Practice locations
ChiropracticPrimary specialty
YesAccepts Medicare assignment
28Years since medical school (graduated 1998)
Palmer College Chiropractic - DavenportMedical school
MaleGender (as listed)

Quick answers

Where does Gregory S. Long see patients?
Medicare's clinician data lists 2 practice locations, including Parker, SD and Sioux Falls, SD. Call before your visit to confirm the address.
What is Gregory S. Long's specialty?
Medicare lists Chiropractic as the primary specialty.
Does Gregory S. Long accept Medicare assignment?
Yes. Medicare's clinician data says Gregory S. Long accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Gregory S. Long?
(605) 297-4481, as listed in official Medicare / NPI Registry data.
What is Gregory S. Long's NPI number?
1629027107. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Gregory S. Long is enrolled with Medicare (CMS data updated 2026-10-02).

Specialties

Find other clinicians: Chiropractic, South Dakota →

Other chiropractors in South Dakota

Clinicians with the same Medicare primary specialty in South Dakota — not a recommendation.

All chiropractors in South Dakota →

Clinician information

CredentialDC
Medical schoolPalmer College Chiropractic - Davenport
Graduation year1998
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1629027107
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians