MRS. ALEXANDRIA MARGERISON CNM
NPI 1730791880
Advanced Practice Midwife in Bedford, NH
About Mrs. Alexandria Margerison Cnm NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. ALEXANDRIA MARGERISON CNM (NPI 1730791880) is an individual advanced practice midwife in Bedford, New Hampshire, licensed in New Hampshire (112169-23) and active in the NPI registry since August 2020. She is enrolled in Medicare PECOS, is affiliated with Mary Hitchcock Memorial Hospital, and maintains a secondary practice location in Manchester.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Accepted Insurance
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
Mrs. Alexandria Margerison Cnm 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 Reassignments
5Medicare enrollment records show Alexandria Margerison reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Manchester, NH 03101
- Reassigned Medicare billing, New Hampshire enrollment
- 75 clinicians in this Medicare group
Gloucester, MA 01930
- Reassigned Medicare billing, Massachusetts enrollment
- 477 clinicians in this Medicare group
Lebanon, NH 03766
- Reassigned Medicare billing, New Hampshire enrollment
- 2,999 clinicians in this Medicare group
Lebanon, NH 03756
- Reassigned Medicare billing, New Hampshire enrollment
- 2,620 clinicians in this Medicare group
Newburyport, MA 01950
- Reassigned Medicare billing, Massachusetts enrollment
- 90 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mary Hitchcock Memorial Hospital
Acute Care Hospitals · Lebanon, NHPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 03110 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BEDFORD, NH 03110
BEDFORD, NH 03110
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 Alexandria Margerison's NPI number?
The NPI number for Alexandria Margerison is 1730791880. It was assigned to this individual provider in the NPPES registry on August 20, 2020.
Where is Alexandria Margerison located?
Alexandria Margerison practices at 5 Washington Pl, Bedford, NH 03110. The listed phone number is (603) 695-2500.
What is Alexandria Margerison's specialty?
The primary specialty registered for this NPI is Advanced Practice Midwife with taxonomy code 367A00000X.
Is Alexandria Margerison enrolled in Medicare?
Yes. Alexandria Margerison 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 organizations bill Medicare for Alexandria Margerison's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alexandria Margerison reassigns Medicare benefits to 5 organizations: Amoskeag Health (Manchester, NH), Beth Israel Lahey Health Specialty Care, Inc. (Gloucester, MA), Dartmouth-Hitchcock Clinic (Lebanon, NH), Mary Hitchcock Memorial Hospital (Lebanon, NH) and Seacoast Affiliated Group Practice, Inc. (Newburyport, MA). Each 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 Alexandria Margerison's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Alexandria Margerison accept?
Health plans from Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care, Taro Health and WellSense Health Plan list Alexandria Margerison as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Alexandria Margerison affiliated with any hospitals?
According to CMS data, Alexandria Margerison is affiliated with Mary Hitchcock Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Alexandria Margerison was last updated on September 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months 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.
# Mrs. Alexandria Margerison, CNM · NPI 1730791880
Advanced Practice Midwife physician in Bedford, New Hampshire. Individual provider, active in the CMS NPPES registry since August 20, 2020.
## Identity
- **NPI:** 1730791880 (Entity type: Individual)
- **Enumerated:** August 20, 2020
- **Primary specialty:** Advanced Practice Midwife · taxonomy 367A00000X
- **State license:** 112169-23 (New Hampshire)
- **Sole proprietor:** No
## Practice location
- **Address:** 5 WASHINGTON PL, Bedford, NH 03110-6736
- **Phone:** (603) 695-2500
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): Amoskeag Health (NPI 1083617013, Manchester, NH); Beth Israel Lahey Health Specialty Care, Inc. (NPI 1235147760, Gloucester, MA); Dartmouth-Hitchcock Clinic (NPI 1124681846, Lebanon, NH); Mary Hitchcock Memorial Hospital (NPI 1023092053, Lebanon, NH); Seacoast Affiliated Group Practice, Inc. (NPI 1801892344, Newburyport, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** September 9, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1730791880) · Data from the CMS NPPES public registry.