EWA NIEMIERKO (M.D.) – Hematology & Oncology Physician, NPI 1447233549

EWA NIEMIERKO (M.D.) is a healthcare provider. based in Attleboro, Massachusetts. specializing in HEMATOLOGY/ONCOLOGY. They hold the professional credentials M.D.. They hold a License No. 160258 (MA). The NPI Number for EWA NIEMIERKO (M.D.) is 1447233549

Main info

Female
45 Years Of Experience
Accepts Medicare Assignment
Name
EWA NIEMIERKO (M.D.)
NPI
1447233549
Phone
(508) 236-8525
Address
20 ONeil Blvd
Enumeration Date
22 November 2005
Last Update Date
2 October 2025

Doctor Profile

Medical School Name
OTHER
Secondary Phone
5082368525
Graduation Year
1981 (45 years ago)
PAC ID
9436275393
Group Practice PAC ID
9537152806
Professional Enrollment ID
I20100928001285
Address ID
MA027031854AT20XXXBLVD300
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience64
Completeness85
Years active:20State licenses:1Digital endpointsOther names

606 HEMATOLOGY/ONCOLOGY in MA

Provider Addresses for EWA NIEMIERKO (M.D.)

  • 20 ONeil Blvd

    Attleboro, MA 027031854

    Phone: (508) 236-8525

    Fax: (508) 342-1927

    Type: Location

  • 131 OLD ROAD TO 9 ACRE COR

    SUITE 200

    CONCORD, MA 017424181

    Phone: (978) 287-3436

    Fax: (978) 287-3642

    Type: Mailing

  • 131 ORNAC

    JOHN CUMMING BLDG #200

    CONCORD, MA 017424181

    Phone: (978) 287-3436

    Fax: (978) 287-3642

    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: 2010-09-28

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
I20100928001285IHematology/OncologyMATBD

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.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99215Established patient office or other outpatient visit, 40-54 minutes169145$0
99214Established patient office or other outpatient visit, 30-39 minutes4645$0
99204New patient office or other outpatient visit, 45-59 minutes3131$0
99205New patient office or other outpatient visit, 60-74 minutes2828$0
View full utilization report →

Insurance plans in this area (ZIP 02703)

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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: 9537152806View full group profile
NameSpecialtyState
Internal MedicineRI
H E M A T O L O G Y/ O N C O L O G YMA
Physician AssistantMA
Nurse PractitionerMA
-MA
O B S T E T R I C S/ G Y N E C O L O G YRI
-MA
-MA
-MA
O B S T E T R I C S/ G Y N E C O L O G YRI

Reviews

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Frequently asked questions

What unique ID ties claims to EWA NIEMIERKO (M.D.)?
NPI 1447233549 is assigned to EWA NIEMIERKO (M.D.) under the national enumeration system.
Is EWA NIEMIERKO (M.D.) active in the national directory?
EWA NIEMIERKO (M.D.)'s public NPI profile is in an active state.
Does EWA NIEMIERKO (M.D.) list a primary specialty?
If you are matching referrals, note Hematology & Oncology Physician for EWA NIEMIERKO (M.D.). Clinical services aligned with this taxonomy classification.
What location metadata exists for EWA NIEMIERKO (M.D.)?
The page summarizes Attleboro, Massachusetts for EWA NIEMIERKO (M.D.); expand the address list for detail.
How can I contact EWA NIEMIERKO (M.D.)?
Phone or fax may appear on the official NPI record when supplied — verify before relying on them.

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