Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MERCY INPATIENT MEDICAL ASSOCIATES INC.
NPI 1407845282
Internal Medicine in Springfield, MA

Q: What is Mercy Inpatient Medical Associates Inc.'s specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Active since October 14, 2005

271 CAREW ST, SPRINGFIELD, MA 01104(413) 748-9321(413) 452-6080 Get Directions Write a Review

NPPES record last updated: October 7, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Oct 7, 2026, Apr 12, 2019, Oct 16, 2018 and 3 more (6 updates tracked since 2015).

On this page

About Mercy Inpatient Medical Associates Inc. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MERCY INPATIENT MEDICAL ASSOCIATES INC. (NPI 1407845282), doing business as Trinity Health Of New England Medical Group, is a healthcare organization registered as an internal medicine in Springfield, Massachusetts and active in the NPI registry since October 2005. The organization lists Robert Roose, President & Board Member, as its authorized official.

NPPES Registry Identity

NPI1407845282

Entity TypeOrganization

Primary Taxonomy207R00000X

Legal Business NameMERCY INPATIENT MEDICAL ASSOCIATES INC.

Location Address271 CAREW STSpringfield, MA 01104

Mailing Address271 Carew StSpringfield, MA 01104-2377 · (413) 748-9377

Phone(413) 748-9321

Fax(413) 452-6080

Organization SubpartNo

Authorized OfficialRobert RoosePresident & Board Member · (413) 748-9335

Enumeration DateOctober 14, 2005

Last NPPES UpdateOctober 7, 20266 updates tracked since enumeration

NPPES CertifiedOctober 7, 2026

✔ NPI 1407845282 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 13

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Also ListedDietitian, RegisteredTaxonomy 133V00000X

Also ListedFamily MedicineTaxonomy 207Q00000X

Also ListedInternal Medicine · Endocrinology, Diabetes & MetabolismTaxonomy 207RE0101X

Also ListedInternal Medicine · Pulmonary DiseaseTaxonomy 207RP1001X

Also ListedObstetrics & GynecologyTaxonomy 207V00000X

Also ListedObstetrics & Gynecology · Maternal & Fetal MedicineTaxonomy 207VM0101X

Also ListedPediatricsTaxonomy 208000000X

Also ListedSurgeryTaxonomy 208600000X

Also ListedThoracic Surgery (Cardiothoracic Vascular Surgery)Taxonomy 208G00000X

Also ListedHospitalistTaxonomy 208M00000X

Also ListedNurse PractitionerTaxonomy 363L00000X

Also ListedAdvanced Practice MidwifeTaxonomy 367A00000X

271 CAREW ST, Springfield, MA 01104

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Other Names 1

Doing Business AsTrinity Health Of New England Medical Group

Other Identifiers 3

OtherM15779MA · Blue Cross Blue Shield

Medicaid9770127MA

Medicaid003119155CT

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mercy Inpatient Medical Associates Inc. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

167

Medicare enrollment records show 167 clinicians reassign Medicare billing to Mercy Inpatient Medical Associates Inc., which bills Medicare for the services they deliver. Of these, 22 practice at this address and 74 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 20

Internal Medicine32

Emergency Medicine25

Nurse Practitioner23

Hospitalist21

Obstetrics/Gynecology13

Infectious Disease10

Neurology8

Pediatric Medicine8

12 other specialties27

Nearest to this location (20)

See all 167

James Carroll, M.D.

Emergency Medicine

NPI 1962439695

271 CAREW ST
Springfield, MA 01104

(413) 748-9137

✔ PECOS✔ Accepts MedicareSame address

Ting Ho Cheng, DO

Emergency Medicine

NPI 1396373494

271 CAREW ST
Springfield, MA 01104

(413) 748-9000

✔ PECOS✔ Accepts MedicareSame address

Teresa Mitchell, MD

Pediatric Medicine

NPI 1225003197

271 CAREW STREET
Springfield, MA 01104

(413) 748-7272

✔ PECOSSame address

Phyllis Styspeck, FNP-C

Nurse Practitioner

NPI 1477523777

271 CAREW ST EP LAB
Springfield, MA 01102

(413) 748-9621

✔ PECOS✔ Accepts MedicareSame address

Larisa Altman, NP

Nurse Practitioner

NPI 1093917213

271 CAREW ST
Springfield, MA 01104

(413) 748-9349

✔ PECOS✔ Accepts MedicareSame address

Alistair Bell, MD

Internal Medicine

NPI 1265953616

271 CAREW ST
Springfield, MA 01104

(413) 748-9349

✔ PECOS✔ Accepts MedicareSame address

Louis Durkin, M.D.

Emergency Medicine

NPI 1699784025

271 CAREW ST
Springfield, MA 01104

(413) 748-9137

✔ PECOS✔ Accepts MedicareSame address

David Harvey, MD

Pediatric Medicine

NPI 1093777559

271 CAREW ST
Springfield, MA 01104

(413) 748-7400

✔ PECOSSame address

Kashyap Kela, M.D.

Hospitalist

NPI 1942866124

271 CAREW ST
Springfield, MA 01104

(570) 343-2383

✔ PECOS✔ Accepts MedicareSame address

Mark Kenton, DO

Emergency Medicine

NPI 1134162787

271 CAREW ST
Springfield, MA 01104

(413) 748-9137

✔ PECOSSame address

Wendy Medeiros Anthony, NP

Nurse Practitioner

NPI 1891849139

233 CAREW ST
Springfield, MA 01104

(413) 748-6800

✔ PECOS✔ Accepts MedicareSame address

Gary Montano, M.D.

Emergency Medicine

NPI 1104874155

271 CAREW ST
Springfield, MA 01104

(413) 748-9137

✔ PECOSSame address

Paul Pilegi, AGACNP-BC

Nurse Practitioner

NPI 1073979498

271 CAREW ST
Springfield, MA 01104

(413) 748-9000

✔ PECOS✔ Accepts MedicareSame address

Yar Rasul, MD

Family Practice

NPI 1053841320

271 CAREW ST
Springfield, MA 01104

(413) 748-9349

✔ PECOS✔ Accepts MedicareSame address

Sarah Rossetter, M.D.

Psychiatry

NPI 1750673380

271 CAREW ST
Springfield, MA 01104

(937) 223-8840

✔ PECOS✔ Accepts MedicareSame address

Manikandan Seralathan, MD

Internal Medicine

NPI 1265093876

271 CAREW ST
Springfield, MA 01104

(860) 306-0898

✔ PECOS✔ Accepts MedicareSame address

Barry Smith, DO

Internal Medicine

NPI 1770665523

271 CAREW ST
Springfield, MA 01104

(413) 748-9321

✔ PECOSSame address

James Zipagan, M.D.

Internal Medicine

NPI 1629265947

271 CAREW ST
Springfield, MA 01104

(413) 748-9321

✔ PECOS✔ Accepts MedicareSame address

Laki Rousou, M.D.

General Surgery

NPI 1871680918

299 CAREW ST MERCY MEDICAL CENTER
Springfield, MA 01104

(413) 748-9628

✔ PECOS✔ Accepts MedicareSame address

Leonard Wagner, MD

Orthopedic Surgery

NPI 1568457778

299 CAREW ST SUITE 409
Springfield, MA 01104

(413) 734-3476

✔ PECOSSame address

See all 167 clinicians

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mercy Inpatient Medical Associates Inc.'s NPI number?

The NPI number for Mercy Inpatient Medical Associates Inc. is 1407845282. It was assigned to this organization in the NPPES registry on October 14, 2005. The provider is doing business as Trinity Health Of New England Medical Group.

Where is Mercy Inpatient Medical Associates Inc. located?

Mercy Inpatient Medical Associates Inc. is located at 271 Carew St, Springfield, MA 01104. The listed phone number is (413) 748-9321.

What is Mercy Inpatient Medical Associates Inc.'s specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Mercy Inpatient Medical Associates Inc. enrolled in Medicare?

Yes. Mercy Inpatient Medical Associates Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Mercy Inpatient Medical Associates Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 167 clinicians in 20 Medicare specialties reassign their Medicare billing to Mercy Inpatient Medical Associates Inc.. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Internal Medicine (32), Emergency Medicine (25) and Nurse Practitioner (23). Of these, 22 practice at this address and 74 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Mercy Inpatient Medical Associates Inc. was last updated on October 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 32 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.