Alexandria Margerison, CNM

Primary specialty

Advanced Practice MidwifeTaxonomy code 367A00000X

License

112169-23 Issued in NH

Practice address

5 Washington PL
Bedford, NH 03110-6736

Phone

(603) 695-2500

NPI assigned

Aug 20, 2020

Last updated

Sep 9, 2025By the provider in NPPES

Sex

Female

Sole proprietor

No

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 3

Addresses

Medicare fee-for-service enrollment

Enrolled in MA, NH2 enrollments

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: No
• Power mobility devices: No
• Hospice: No

Green means eligible to order or refer.

Enrollment records 2

Specialty

Certified Nurse Midwife (CNM)

Education

Other, 2020

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Amoskeag HealthGroup PAC ID 8527038421, 30 clinicians

Mary Hitchcock Memorial HospitalGroup PAC ID 4486561164, 1,269 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Mary Hitchcock Memorial Hospital Hospital, Lebanon, NH, CCN 300003
• Elliot Hospital Hospital, Manchester, NH, CCN 300012

Medicare enrollment (NPD)

Enrolled

Credentials

Certified Nurse Midwife

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: alexandria.margerison.1@28516.direct.athenahealth.com
• Direct secure messaging: alexandria.margerison@whcsagp.eclinicaldirectplus.com
• Direct secure messaging: amargerison625329@direct.dartmouth-hitchcock.org
• Direct secure messaging: amargerison89207@direct.bilh.masshiway.net
• FHIR API: https://api.platform.athenahealth.com/28516/brand/1/csg/1/fhir/r4

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Mary Hitchcock Memorial Hospital

  • General Acute Care Hospital
  • Lebanon, NH
  • NPI 1023092053
  Medicare reassignment Care Compare group NPD
• Amoskeag Health

  • Federally Qualified Health Center (FQHC)
  • Manchester, NH
  • NPI 1083617013
  Medicare reassignment Care Compare group NPD (past)
• Dartmouth-Hitchcock Clinic

  • Internal Medicine Physician
  • Lebanon, NH
  • NPI 1548210198

  Obstetrics & Gynecology

  Medicare reassignment NPD
• Beth Israel Lahey Health Specialty Care, Inc.

  • Internal Medicine Physician
  • Gloucester, MA
  • NPI 1235147760
  Medicare reassignment NPD
• Seacoast Affiliated Group Practice, Inc.

  • Clinic/Center
  • Newburyport, MA
  • NPI 1801892344
  Medicare reassignment NPD
• Amoskeag Health

  • Federally Qualified Health Center (FQHC)
  • Manchester, NH
  • NPI 1225625643
  NPD
• Amoskeag Health

  • Federally Qualified Health Center (FQHC)
  • Manchester, NH
  • NPI 1699012492
  NPD
• Mary Hitchcock Memorial Hospital

  dba Hampstead Hospital

  • Psychiatric Hospital
  • Hampstead, NH
  • NPI 1699584219
  NPD
• Anna Jaques Hospital

  • General Acute Care Hospital
  • Newburyport, MA
  • NPI 1992779482
  NPD (past)
• River Valley Infectious Disease Specialists Inc.

  • Infectious Disease Physician
  • Newburyport, MA
  • NPI 1366712002
  NPD (past)

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Elliot Hospital of the City of Manchester

  • General Acute Care Hospital
  • Manchester, NH
  • NPI 1902996028
  Care Compare affiliation
• Mary Hitchcock Memorial Hospital

  • General Acute Care Hospital
  • Lebanon, NH
  • NPI 1023092053
  Care Compare affiliation
• Mary Hitchcock Memorial Hospital

  dba MHMH Regional Services

  • General Acute Care Hospital
  • Lebanon, NH
  • NPI 1629788237
  Care Compare affiliation

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1597881600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757376000000",
    "number": "1730791880",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 810",
            "city": "HANOVER",
            "state": "NH",
            "postal_code": "037550810"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5 WASHINGTON PL",
            "city": "BEDFORD",
            "state": "NH",
            "postal_code": "031106736",
            "telephone_number": "603-695-2500"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "184 Tarrytown Rd",
            "address_purpose": "LOCATION",
            "city": "Manchester",
            "state": "NH",
            "postal_code": "031032713",
            "country_code": "US",
            "telephone_number": "603-626-9500",
            "fax_number": "833-448-1486",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MARGERISON",
        "first_name": "ALEXANDRIA",
        "name_prefix": "Mrs.",
        "credential": "CNM",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2020-08-20",
        "last_updated": "2025-09-09",
        "certification_date": "2025-09-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367A00000X",
            "taxonomy_group": "",
            "desc": "Advanced Practice Midwife",
            "state": "MA",
            "license": "RN2305273",
            "primary": false
        },
        {
            "code": "367A00000X",
            "taxonomy_group": "",
            "desc": "Advanced Practice Midwife",
            "state": "NH",
            "license": "112169-23",
            "primary": true
        },
        {
            "code": "367A00000X",
            "taxonomy_group": "",
            "desc": "Advanced Practice Midwife",
            "state": "NH",
            "license": "112169-21",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Manchester Health Services, LLC (Breast Care Center, a department of Catholic Medical Center)
• Manchester Health Services, LLC (Outpatient Physical Therapy, a department of Catholic Medical Center)
• Joseph Mangum, PA-C
• Leo L Maniace, MD
• Christina Marescia, R.D.
• Alexandra Clare Markell, APRN
• Heather Lynn Markiewicz, DPT
• Brian Kennedy Marks, M.D.
• Natalia M Marks, M.D.
• Cheyenne Marshall

• Advanced Practice Midwife in Bedford, NH
• Providers in Bedford, NH by specialty
• Advanced Practice Midwife in New Hampshire

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 9, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.