NANCY A. POSNER (NP) – Adult Health Nurse Practitioner, NPI 1700832037

Adult Health Nurse Practitioner

NANCY A. POSNER (NP) is a healthcare provider. based in Springfield, Massachusetts. specializing in Adult Health Nurse Practitioner. They hold the professional credentials NP. They hold a License No. RN159888 (MA). The NPI Number for NANCY A. POSNER (NP) is 1700832037

Main info

Female

37 Years Of Experience

Accepts Medicare Assignment

Name

NANCY A. POSNER (NP)

NPI

1700832037

Phone

(413) 452-6600

Address

271 CAREW ST

Enumeration Date

26 May 2006

Last Update Date

12 August 2019

Doctor Profile

Medical School Name

OTHER

Secondary Phone

4134526496

Graduation Year

1989 (37 years ago)

PAC ID

9234159773

Group Practice PAC ID

5698064343

Professional Enrollment ID

I20051129001052

Data current as of

19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology

Experience54

Completeness75

Years active:20State licenses:1Digital endpointsOther names

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Provider Addresses for NANCY A. POSNER (NP)

Mercy Medical Center, 271, Carew Street, North End, Springfield, Hampden County, Massachusetts, 01104, United States
SPRINGFIELD, MA 011042377
Phone: (413) 452-6600
Mailing address matches the actual address.

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.

No Medicare enrollment or revalidation data available for this provider in our database.

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 01104)

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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: 5698064343View full group profile

Name	Specialty	State
DR. VALERIE LORRAINE ZAVALUNOV (DNP)	Nurse Practitioner	MA
MICHAEL J MCDONALD (PA)	-	MA
MRINAL S MALI (M.D.)	Diagnostic Radiology	MA
ALLISON LEIGH LUTHER (PA-C)	-	NY
DAVID A. MCKAY (M.D.)	-	MA
FADI BSAT (MD)	-	MA
MRS. LORETTA C RICHARDSON (CNM)	-	CT
ANALY DUONG (PHYSICIAN ASSISTANT)	Physician Assistant	MA
CHRISTOPHER WOLF (DPM)	P O D I A T R Y	MA
MR. COLIN JAMES ROBINSON (PA)	Physician Assistant	MA

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Frequently asked questions

What federal number belongs to NANCY A. POSNER (NP)?

The federal identifier for NANCY A. POSNER (NP) is NPI 1700832037.

Is NANCY A. POSNER (NP)'s NPI currently valid?

The extract we use shows NANCY A. POSNER (NP) as active.

What does NANCY A. POSNER (NP) treat or focus on?

Patients typically see NANCY A. POSNER (NP) under the specialty Adult Health Nurse Practitioner. Clinical services aligned with this taxonomy classification.

Does NANCY A. POSNER (NP) practice in Massachusetts?

You will see Springfield, Massachusetts on file for NANCY A. POSNER (NP) alongside any extra practice locations.

Does Medicare enrollment show here?

Medicare enrollment screens are separate from the basic NPI extract shown here.