MARGARET MARLETTE HAMILTON (AGACNP) – Acute Care Nurse Practitioner, NPI 1437791464

MARGARET MARLETTE HAMILTON (AGACNP) is a healthcare provider. based in Brunswick, Maine. specializing in NURSE PRACTITIONER. They hold the professional credentials AGACNP. They hold a License No. RN61448 (ME). The NPI Number for MARGARET MARLETTE HAMILTON (AGACNP) is 1437791464

Main info

Female
7 Years Of Experience
Accepts Medicare Assignment
Name
MARGARET MARLETTE HAMILTON (AGACNP)
NPI
1437791464
Phone
(260) 615-4456
Address
104 GREENWOOD RD
Enumeration Date
10 October 2019
Last Update Date
3 May 2024

Doctor Profile

Medical School Name
OTHER
Secondary Phone
2078859905
Graduation Year
2019 (7 years ago)
PAC ID
6608202031
Group Practice PAC ID
7517860588
Professional Enrollment ID
I20200204000866
Address ID
ME041023134PO22XXXSTXX300
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience45
Completeness75
Years active:6State licenses:2Digital endpointsOther names

1,871 NURSE PRACTITIONER in ME

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Provider Addresses for MARGARET MARLETTE HAMILTON (AGACNP)

  • 104, Greenwood Road, Brunswick, Cumberland County, Maine, 04011, United States

    BRUNSWICK, ME 040112946

    Phone: (260) 615-4456

    Type: Mailing

  • Brunswick, Medina County, Ohio, 44212, United States

    BRUNSWICK, ME 040112681

    Phone: (207) 373-1707

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2020-02-04

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20200204000866INurse PractitionerMETBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 04011)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 7517860588View full group profile

Reviews

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Frequently asked questions

What unique ID ties claims to MARGARET MARLETTE HAMILTON (AGACNP)?
NPI 1437791464 is assigned to MARGARET MARLETTE HAMILTON (AGACNP) under the national enumeration system.
Is MARGARET MARLETTE HAMILTON (AGACNP) currently active in the NPI registry?
CMS-published data lists MARGARET MARLETTE HAMILTON (AGACNP) as an active registrant.
What kind of provider is MARGARET MARLETTE HAMILTON (AGACNP)?
The page reflects Acute Care Nurse Practitioner for MARGARET MARLETTE HAMILTON (AGACNP). Clinical services aligned with this taxonomy classification.
What location shows for MARGARET MARLETTE HAMILTON (AGACNP)?
We surface Brunswick, Maine for MARGARET MARLETTE HAMILTON (AGACNP) based on available NPPES addresses.
Is MARGARET MARLETTE HAMILTON (AGACNP) a real provider?
This page reflects official NPPES data for NPI 1437791464. Always confirm identity and privileges with the practice and licensing boards.

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