DR. ALEXANDRA FLEMING DC
NPI 1831823327
Chiropractor in Portsmouth, NH
About Dr. Alexandra Fleming Dc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ALEXANDRA FLEMING DC (NPI 1831823327) is an individual chiropractor in Portsmouth, New Hampshire, licensed in New Hampshire (1079) and active in the NPI registry since July 2022. She maintains 2 additional practice locations and is a graduate of Other (2020).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Alexandra Fleming Dc is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Alexandra Fleming reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Portsmouth, NH 03801
- Reassigned Medicare billing, New Hampshire enrollment
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Other Providers at the Same Location NPPES
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Alexandra Fleming's NPI number?
The NPI number for Alexandra Fleming is 1831823327. It was assigned to this individual provider in the NPPES registry on July 12, 2022.
Where is Alexandra Fleming located?
Alexandra Fleming practices at 7 Greenleaf Woods Dr Unit 301, Portsmouth, NH 03801. The listed phone number is (413) 517-8265.
What is Alexandra Fleming's specialty?
The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.
Is Alexandra Fleming enrolled in Medicare?
Yes. Alexandra Fleming is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Alexandra Fleming's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alexandra Fleming reassigns Medicare benefits to Shifting Tides LLC (Portsmouth, NH). The 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 Alexandra Fleming's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Alexandra Fleming was last updated on May 23, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Dr. Alexandra Fleming, DC · NPI 1831823327
Chiropractor provider in Portsmouth, New Hampshire. Individual provider, active in the CMS NPPES registry since July 12, 2022.
## Identity
- **NPI:** 1831823327 (Entity type: Individual)
- **Enumerated:** July 12, 2022
- **Primary specialty:** Chiropractor · taxonomy 111N00000X
- **State license:** 1079 (New Hampshire)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 7 GREENLEAF WOODS DR UNIT 301, Portsmouth, NH 03801-5444
- **Phone:** (413) 517-8265
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** Shifting Tides LLC (NPI 1790478733, Portsmouth, NH), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** May 23, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1831823327) · Data from the CMS NPPES public registry.