SOUND PHYSICIANS OF MASSACHUSETTS, INC
NPI 1184178386
Internal Medicine in Holyoke, MA

Q: What is Sound Physicians Of Massachusetts, Inc's specialty?

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

Active since August 05, 2016

575 BEECH ST, HOLYOKE, MA 01040(413) 534-2500 Get Directions Write a Review

NPPES record last updated: August 5, 2016. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Sound Physicians Of Massachusetts, Inc NPPES

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

SOUND PHYSICIANS OF MASSACHUSETTS, INC (NPI 1184178386) is a healthcare organization registered as an internal medicine in Holyoke, Massachusetts and active in the NPI registry since August 2016. The organization lists Robert Bessler, Owner, as its authorized official.

NPPES Registry Identity

NPI1184178386

Entity TypeOrganization

Primary Taxonomy207R00000X

Legal Business NameSOUND PHYSICIANS OF MASSACHUSETTS, INC

Location Address575 BEECH STHolyoke, MA 01040-2223

Mailing Address5410 Maryland Way, Suite 100Brentwood, TN 37027-5064 · (615) 377-5658

Phone(413) 534-2500

Organization SubpartNo

Authorized OfficialRobert BesslerOwner · (615) 377-5658

Enumeration DateAugust 5, 2016

✔ NPI 1184178386 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 5

★ 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 ListedFamily MedicineTaxonomy 207Q00000X

Also ListedHospitalistTaxonomy 208M00000X

Also ListedPhysician AssistantTaxonomy 363A00000X

Also ListedNurse PractitionerTaxonomy 363L00000X

575 BEECH ST, Holyoke, MA 01040

Open in Google Maps ↗

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Sound Physicians Of Massachusetts, Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

335

Medicare enrollment records show 335 clinicians reassign Medicare billing to Sound Physicians Of Massachusetts, Inc, which bills Medicare for the services they deliver. Of these, 4 practice at this address and 23 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 12

Internal Medicine165

Hospitalist74

Nurse Practitioner62

Family Practice15

Nephrology6

Endocrinology3

Pulmonary Disease3

Cardiovascular Disease (Cardiology)2

4 other specialties5

Nearest to this location (20)

See all 335

Nayyer Ghias

Hospitalist

NPI 1275566622

575 BEECH STREET
Holyoke, MA 01040

(413) 534-2608

✔ PECOS✔ Accepts MedicareSame address

Theodore Mlapah, M.D.

Hospitalist

NPI 1811929342

575 BEECH STREET HOLYOKE MEDICAL CENTER
Holyoke, MA 01040

(413) 534-2500

✔ PECOS✔ Accepts MedicareSame address

Jackie Rodriguez, NP

Nurse Practitioner

NPI 1982071205

575 BEECH ST
Holyoke, MA 01040

(413) 534-2669

✔ PECOS✔ Accepts MedicareSame address

Jessica Sanky Weir, FNP-BC

Nurse Practitioner

NPI 1609420801

575 BEECH ST
Holyoke, MA 01040

(413) 534-2669

✔ PECOS✔ Accepts MedicareSame address

Jaehyun Byun, M.D.

Family Practice

NPI 1881824225

230 MAPLE ST
Holyoke, MA 01040

(413) 420-2200

✔ PECOS✔ Accepts Medicare1.1 mi

More Chingor, CNP

Nurse Practitioner

NPI 1952993123

103 MYRON ST STE A
West Springfield, MA 01089

(888) 964-6681

✔ PECOS✔ Accepts Medicare4.7 mi

Alueshima Akough-Weir, M.D

Hospitalist

NPI 1306154109

759 CHESTNUT ST
Springfield, MA 01107

(413) 794-4320

✔ PECOS✔ Accepts Medicare5.5 mi

Anju Bhagavan, MD

Hospitalist

NPI 1811139967

759 CHESTNUT ST
Springfield, MA 01107

(413) 794-4320

✔ PECOS✔ Accepts Medicare5.5 mi

Sreedhar Kurma, M.D.

Internal Medicine

NPI 1912154253

759 CHESTNUT ST STE C3350
Springfield, MA 01107

(413) 794-6297

✔ PECOS✔ Accepts Medicare5.5 mi

Rachel Meirer, D.O.

Hospitalist

NPI 1558792630

759 CHESTNUT ST
Springfield, MA 01107

(413) 794-4320

✔ PECOS5.5 mi

Sivakumar Natanasabapathy, MD

Hospitalist

NPI 1639253586

759 CHESTNUT ST
Springfield, MA 01199

(413) 794-4320

✔ PECOS✔ Accepts Medicare5.5 mi

Sandra Toffay, NP

Nurse Practitioner

NPI 1881065605

759 CHESTNUT ST
Springfield, MA 01107

(413) 794-6297

✔ PECOS5.5 mi

Greta Boynton, M.D.

Hospitalist

NPI 1801854773

759 CHESTNUT ST
Springfield, MA 01107

(413) 794-4320

✔ PECOS✔ Accepts Medicare5.6 mi

K V R Mohan Rao, MD

Internal Medicine

NPI 1477596799

222 CAREW STREET 2ND FLOOR
Springfield, MA 01104

(413) 739-5661

✔ PECOS6.1 mi

Bin Hu, MD

Hospitalist

NPI 1508112103

819 WORCESTER ST SUITE 3
Springfield, MA 01151

(330) 507-8338

✔ PECOS✔ Accepts Medicare6.5 mi

Jumana Jaloudi, D.O.

Hospitalist

NPI 1265813414

2150 MAIN ST STE 100
Springfield, MA 01104

(413) 535-4800

✔ PECOS✔ Accepts Medicare6.5 mi

Seyedeh Hosseini, MD

Internal Medicine

NPI 1255598835

1400 STATE ST
Springfield, MA 01109

(413) 726-6702

✔ PECOS✔ Accepts Medicare6.8 mi

Akinyele Lovelace, D.O.

Internal Medicine

NPI 1104079128

75 SPRINGFIELD ROAD SUITE 1 FAMILY MEDICINE ASSIOCIATES
Westfield, MA 01085

(413) 562-5173

✔ PECOS✔ Accepts Medicare7.5 mi

Lois Albury, MD

Internal Medicine

NPI 1972580306

14 CHESTNUT PLACE
Ludlow, MA 01056

(413) 589-7581

✔ PECOS✔ Accepts Medicare8.1 mi

Diana Israeli, D.O.

Internal Medicine

NPI 1245541929

30 LOCUST ST
Northampton, MA 01060

(413) 582-2792

✔ PECOS✔ Accepts Medicare9.1 mi

See all 335 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 Sound Physicians Of Massachusetts, Inc's NPI number?

The NPI number for Sound Physicians Of Massachusetts, Inc is 1184178386. It was assigned to this organization in the NPPES registry on August 5, 2016.

Where is Sound Physicians Of Massachusetts, Inc located?

Sound Physicians Of Massachusetts, Inc is located at 575 Beech St, Holyoke, MA 01040. The listed phone number is (413) 534-2500.

What is Sound Physicians Of Massachusetts, Inc's specialty?

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

Is Sound Physicians Of Massachusetts, Inc enrolled in Medicare?

Yes. Sound Physicians Of Massachusetts, Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Sound Physicians Of Massachusetts, Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 335 clinicians in 12 Medicare specialties reassign their Medicare billing to Sound Physicians Of Massachusetts, 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 (165), Hospitalist (74) and Nurse Practitioner (62). Of these, 4 practice at this address and 23 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 Sound Physicians Of Massachusetts, Inc was last updated on August 5, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years 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.