SHASHANK SOMASUNDARAM MD
NPI 1467156745
Emergency Medicine in Saint Louis, MO

Q: What is Shashank Somasundaram's NPI number?

The NPI number for Shashank Somasundaram is 1467156745. It was assigned to this individual provider in the NPPES registry on March 29, 2023.

Q: What is Shashank Somasundaram's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Active since March 29, 2023PECOS Enrolled

1 BARNES JEWISH HOSPITAL PLZ, SAINT LOUIS, MO 63110(203) 688-4242 Get Directions Write a Review

NPPES record last updated: February 12, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Shashank Somasundaram Md NPPES

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

SHASHANK SOMASUNDARAM MD (NPI 1467156745) is an individual emergency medicine provider in Saint Louis, Missouri, licensed in Missouri (2025013789) and active in the NPI registry since March 2023. He is enrolled in Medicare PECOS and is a graduate of Virginia Tech Carilion School Of Medicine (2023).

NPPES Registry Identity

NPI1467156745

Entity TypeIndividualMale

Primary Taxonomy207P00000X

Provider Legal NameSHASHANK SOMASUNDARAMCredential: MD

Location Address1 BARNES JEWISH HOSPITAL PLZSaint Louis, MO 63110-1003

Mailing Address1 Barnes Jewish Hospital PlzSaint Louis, MO 63110-1003

Phone(203) 688-4242

Sole ProprietorNo

Medical School CMSVirginia Tech Carilion School Of MedicineGraduated 2023

Enumeration DateMarch 29, 2023

Last NPPES UpdateFebruary 12, 2026

NPPES CertifiedFebruary 12, 2026

✔ NPI 1467156745 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207P00000X

License✔ Licensed in MO · 2025013789

Definition

An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

1 BARNES JEWISH HOSPITAL PLZ, Saint Louis, MO 63110

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Shashank Somasundaram Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID42678583

PECOS Enrollment IDI20251229000342

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Shashank Somasundaram reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Cep America LLC

4.0 mi

Emergency Medicine

6420 CLAYTON RD
Richmond Heights, MO 63117

Reassigned Medicare billing, Missouri enrollment
269 clinicians in this Medicare group

NPI 1942855366 (314) 468-8000

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63110 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$86.32 typical visit price

range $55.65 – $169.38

Typical copayment $21.58 (range $13.91 – $42.34)

Most-billed visit code 99203

Established Patient

$98.37 typical visit price

range $17.76 – $137.92

Typical copayment $24.59 (range $4.44 – $34.48)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. MARGARET LEIGHTON MCNAIRY MD

Hospitalist

1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST
SAINT LOUIS, MO 63110

St. Louis City (314) 362-1700

MS. CHERYL ANNE WOOLSEY PA

Physician Assistant

1 BARNES JEWISH HOSPITAL PLZ, DIV IM MEDICAL ONCOLOGY
SAINT LOUIS, MO 63110

St. Louis City (314) 747-1171

ANNA RABINOV ANNA RABINOV

Obstetrics & Gynecology

1 BARNES JEWISH HOSPITAL PLZ
SAINT LOUIS, MO 63110

St. Louis City (314) 747-3000

MRS. MICHELLE MARIE BLOOM ACNP

Nurse Practitioner (Acute Care)

1 BARNES JEWISH HOSPITAL PLZ, DEPT ANESTHESIOLOGY
SAINT LOUIS, MO 63110

St. Louis City (800) 862-9980

DR. FARIS ADAM BAKEER MD

Hospitalist

1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST
SAINT LOUIS, MO 63110

St. Louis City (314) 362-1700

DR. REHAN RAIS MD

Hospitalist

1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST
SAINT LOUIS, MO 63110

St. Louis City (314) 362-1700

DR. RANDY OLIVIER LAINE MD

Hospitalist

1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST
SAINT LOUIS, MO 63110

St. Louis City (314) 362-1700

DR. BRADLEY SETH KUSHNER MD

Surgery

1 BARNES JEWISH HOSPITAL PLZ, DIV SURG VASCULAR
SAINT LOUIS, MO 63110

St. Louis City (314) 273-7373

MS. KELSEY ELISE FOGUS CRNA

Nurse Anesthetist, Certified Registered

1 BARNES JEWISH HOSPITAL PLZ, DEPT ANESTHESIOLOGY
SAINT LOUIS, MO 63110

St. Louis City (800) 862-9980

DR. YAMAN GHASSAN MKHAIMER MD

Hospitalist

1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST
SAINT LOUIS, MO 63110

St. Louis City (314) 362-1700

MS. CLAIRA J SOUSA CRNA

Nurse Anesthetist, Certified Registered

1 BARNES JEWISH HOSPITAL PLZ, DEPT ANESTHESIOLOGY
SAINT LOUIS, MO 63110

St. Louis City (800) 862-9980

ADRIENNE VIRGINIA VISANI

Student in an Organized Health Care Education/Training Program

1 BARNES JEWISH HOSPITAL PLZ
SAINT LOUIS, MO 63110

St. Louis City (314) 747-3000

ALEX RICHARD MD

Student in an Organized Health Care Education/Training Program

1 BARNES JEWISH HOSPITAL PLZ
SAINT LOUIS, MO 63110

St. Louis City (314) 747-3000

DIVYA SHARMA DIVYADARSHINI MD

Internal Medicine (Nephrology)

1 BARNES JEWISH HOSPITAL PLZ
SAINT LOUIS, MO 63110

St. Louis City (314) 362-9096

CHRISTINA EDDINS MOTR/L

Occupational Therapist

1 BARNES JEWISH HOSPITAL PLZ
SAINT LOUIS, MO 63110

St. Louis City (314) 747-3000

ARIANNA ROTH BARNES

Clinical Nurse Specialist (Critical Care Medicine)

1 BARNES JEWISH HOSPITAL PLZ
SAINT LOUIS, MO 63110

St. Louis City (314) 400-0606

RACHEL SMIGELSKI-THEISS MSN, RN, ACCNS-AG

Clinical Nurse Specialist (Medical-Surgical)

1 BARNES JEWISH HOSPITAL PLZ
SAINT LOUIS, MO 63110

St. Louis City (314) 738-1457

DR. NGUYET M NGUYEN MD

Internal Medicine (Pulmonary Disease)

1 BARNES JEWISH HOSPITAL PLZ, DEPT INTERNAL MEDICINE
SAINT LOUIS, MO 63110

St. Louis City (314) 747-3000

MR. AARON M WEINZETTEL CRNA

Nurse Anesthetist, Certified Registered

1 BARNES JEWISH HOSPITAL PLZ, DEPT ANESTHESIOLOGY
SAINT LOUIS, MO 63110

St. Louis City (800) 862-9980

DR. VORACHART AUETHAVEKIAT MD

Internal Medicine (Hematology)

1 BARNES JEWISH HOSPITAL PLZ, DIV IM HEMATOLOGY
SAINT LOUIS, MO 63110

St. Louis City (314) 362-7216

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 Shashank Somasundaram's NPI number?

The NPI number for Shashank Somasundaram is 1467156745. It was assigned to this individual provider in the NPPES registry on March 29, 2023.

Where is Shashank Somasundaram located?

Shashank Somasundaram practices at 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110. The listed phone number is (203) 688-4242.

What is Shashank Somasundaram's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Shashank Somasundaram enrolled in Medicare?

Yes. Shashank Somasundaram is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Shashank Somasundaram's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Shashank Somasundaram reassigns Medicare benefits to Cep America LLC (Richmond Heights, MO). The 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 Shashank Somasundaram's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Shashank Somasundaram was last updated on February 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months 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.