JACQUELINE L MACHAIN (ACNP) – Nurse Practitioner, NPI 1639214893

JACQUELINE L MACHAIN (ACNP) is a healthcare provider. based in Newton, Massachusetts. specializing in Nurse Practitioner. They hold the professional credentials ACNP. They hold a License No. RN254598 (MA). The NPI Number for JACQUELINE L MACHAIN (ACNP) is 1639214893

Main info

Female
Name
JACQUELINE L MACHAIN (ACNP)
NPI
1639214893
Phone
(617) 244-1214
Address
2014 WASHINGTON ST
Enumeration Date
21 February 2007
Last Update Date
4 November 2025
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience67
Completeness85
Years active:19State licenses:1Digital endpointsOther names

Provider Addresses for JACQUELINE L MACHAIN (ACNP)

  • 2014 WASHINGTON ST

    GREEN MOB SUITE 561

    NEWTON, MA 024621607

    Phone: (617) 244-1214

    Fax: (617) 244-0848

    Type: Location

  • 55 FRUIT ST

    BOSTON, MA 021142696

    Phone: (617) 643-2322

    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: 2005-01-20

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
I20050120001034INurse PractitionerMATBD

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 02462)

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Reviews

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Frequently asked questions

How do payers reference JACQUELINE L MACHAIN (ACNP)?
For JACQUELINE L MACHAIN (ACNP), use NPI 1639214893 as the unique 10-digit identifier.
Active or inactive — what applies to JACQUELINE L MACHAIN (ACNP)?
You should see JACQUELINE L MACHAIN (ACNP) as active in CMS-hosted NPPES data.
What kind of doctor is JACQUELINE L MACHAIN (ACNP)?
JACQUELINE L MACHAIN (ACNP) is associated with Nurse Practitioner in the directory — Clinical services aligned with this taxonomy classification.
What practice footprint exists for JACQUELINE L MACHAIN (ACNP)?
Travel planning: use Newton, Massachusetts as the reference point for JACQUELINE L MACHAIN (ACNP), then confirm.
Does JACQUELINE L MACHAIN (ACNP) accept insurance?
Insurance participation is not part of the core NPI extract — call the plan or office to confirm.

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