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KEVIN RATNASAMY MD
NPI 1598325813
Pediatrics - Pediatric Gastroenterology in Palo Alto, CA

Active since June 18, 2019PECOS Enrolled
750 WELCH RD STE 116, PALO ALTO, CA 94304(650) 515-3740 Get Directions Write a Review

NPPES record last updated: June 11, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jun 11, 2024, Jun 18, 2019 (2 updates tracked since 2019).

About Kevin Ratnasamy Md NPPES

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

KEVIN RATNASAMY MD (NPI 1598325813) is an individual pediatric gastroenterology provider in Palo Alto, California, licensed in California (A196009) and active in the NPI registry since June 2019. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1598325813
Entity TypeIndividualMale
Primary Taxonomy2080P0206X
Provider Legal NameKEVIN RATNASAMYCredential: MD
Location Address750 WELCH RD STE 116Palo Alto, CA 94304-1508
Mailing Address750 Welch Rd Ste 116Palo Alto, CA 94304-1508 · (650) 515-3740
Phone(650) 515-3740
Sole ProprietorNo
Enumeration DateJune 18, 2019
Last NPPES UpdateJune 11, 20242 updates tracked since enumeration
NPPES CertifiedJune 11, 2024
✔ NPI 1598325813 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Pediatric GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code2080P0206X
License✔ Licensed in CA · A196009
Definition
A pediatrician who specializes in the diagnosis and treatment of diseases of the digestive systems of infants, children and adolescents. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using lighted scopes to see internal organs.
Also ListedPediatricsTaxonomy 208000000X · License 036165537 (IL)
750 WELCH RD STE 116, Palo Alto, CA 94304
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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)

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

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 Kevin Ratnasamy reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Rush University Medical Center
1,839 mi
Internal Medicine
2011 YORK ROAD, 2ND FLOOR
Oak Brook, IL 60523
  • Reassigned Medicare billing, Illinois enrollment
  • Medicare enrollment name: Rush University Medical Group
  • 2,169 clinicians in this Medicare group
NPI 1801375696 (630) 724-1310

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 94304 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
$156.67 typical visit price
range $70.37 – $206.04
Typical copayment $39.16 (range $17.59 – $51.51)
Most-billed visit code 99204
Established Patient
$121.77 typical visit price
range $23.96 – $169.60
Typical copayment $30.44 (range $5.99 – $42.40)
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 8

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

MRS. KRISIA MARIA BANEGAS CARBALLO M.D.
Student in an Organized Health Care Education/Training Program
750 WELCH RD STE 116
PALO ALTO, CA 94304
Santa Clara County (605) 725-9813
PHILIP IVAN-FRANCIS FERNANDES MD
Pediatrics (Pediatric Gastroenterology)
750 WELCH RD STE 116
PALO ALTO, CA 94304
Santa Clara County (650) 725-9813
DR. MANUEL GARCIA M.D.
Pediatrics (Pediatric Gastroenterology)
750 WELCH RD STE 116
PALO ALTO, CA 94304
Santa Clara County (650) 723-5070
SHANAZ MILOU DANESHDOOST MD
Pediatrics
750 WELCH RD STE 116
PALO ALTO, CA 94304
Santa Clara County (650) 725-2531
ANGELA TRIEU QUAN TRAN MD
Student in an Organized Health Care Education/Training Program
750 WELCH RD STE 116
PALO ALTO, CA 94304
Santa Clara County (650) 725-2531
CAROLENA TROCCHIA MD, MPH
Student in an Organized Health Care Education/Training Program
750 WELCH RD STE 116
PALO ALTO, CA 94304
Santa Clara County (650) 725-9813
DR. ERIC SIBLEY M.D, PH.D.
Pediatrics (Pediatric Gastroenterology)
750 WELCH RD STE 116
PALO ALTO, CA 94304
Santa Clara County (650) 723-5070
SAPANA JAYANTILAL SHAH M.D.
Pediatrics (Pediatric Gastroenterology)
750 WELCH RD STE 116
PALO ALTO, CA 94304
Santa Clara County (650) 497-8000

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 Kevin Ratnasamy's NPI number?

The NPI number for Kevin Ratnasamy is 1598325813. It was assigned to this individual provider in the NPPES registry on June 18, 2019.

Where is Kevin Ratnasamy located?

Kevin Ratnasamy practices at 750 Welch Rd Ste 116, Palo Alto, CA 94304. The listed phone number is (650) 515-3740.

What is Kevin Ratnasamy's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Gastroenterology, with taxonomy code 2080P0206X.

Is Kevin Ratnasamy enrolled in Medicare?

Yes. Kevin Ratnasamy is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Kevin Ratnasamy's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kevin Ratnasamy reassigns Medicare benefits to Rush University Medical Center (Oak Brook, IL). 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 Kevin Ratnasamy'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 Kevin Ratnasamy was last updated on June 11, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.