MARY B WHALEN (CNP) – Critical Care Neonatal Nurse Practitioner, NPI 1346200946

MARY B WHALEN (CNP) is a healthcare provider. based in Boston, Massachusetts. specializing in Critical Care Neonatal Nurse Practitioner. They hold the professional credentials CNP. They hold a License No. RN141276 (MA). The NPI Number for MARY B WHALEN (CNP) is 1346200946

Main info

Female
Name
MARY B WHALEN (CNP)
NPI
1346200946
Phone
(800) 225-8885
Address
PO BOX 415348
Enumeration Date
27 March 2006
Last Update Date
10 November 2020

Contacts

Secure Messaging
mwhalen24753@UmassMemorial.direct-ci.com
FHIR Endpoint
https://epicproxy.et0978.epichosted.com/FHIRProxy/api/FHIR/DSTU2/
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience73
Completeness85
Years active:20State licenses:2Other namesUpdated within 12 months

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Provider Addresses for MARY B WHALEN (CNP)

  • PO Box 846028, Albany Street, Church Green, Financial District, Boston, Suffolk County, Massachusetts, 02284-6028, United States

    BOSTON, MA 022415348

    Phone: (800) 225-8885

    Fax: (508) 334-1977

    Type: Mailing

  • UMass Memorial Medical Center - Memorial Campus, 119, Belmont Street, Chandler Hill, Worcester, Worcester County, Massachusetts, 01605, United States

    WORCESTER, MA 016052903

    Phone: (508) 334-6206

    Fax: (508) 334-6083

    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: 2022-12-13

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking 2 Medicare enrollment records; no due dates published yet.

Enrollment records

2

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
I20161028001050INurse PractitionerMATBD
I20221213001491INurse PractitionerCTTBD

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 02241)

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Reviews

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Frequently asked questions

What is the 10-digit NPI for MARY B WHALEN (CNP)?
MARY B WHALEN (CNP) — NPI 1346200946 — is the standard way to identify this listing.
Can I rely on MARY B WHALEN (CNP) being an active provider?
As of the registry snapshot, MARY B WHALEN (CNP) is marked active.
What taxonomy line describes MARY B WHALEN (CNP)?
For research purposes, treat MARY B WHALEN (CNP) as Critical Care Neonatal Nurse Practitioner in this dataset. Clinical services aligned with this taxonomy classification.
What area does MARY B WHALEN (CNP) serve?
MARY B WHALEN (CNP)'s listing highlights Boston, Massachusetts; more addresses can appear in NPPES.
How many locations tie to this NPI?
2 practice locations appear in the available data.

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