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Ramakrishna Chakilam, M.D

NPI 1649438193ActiveIndividual· Internal Medicine, Pulmonary Disease· Corpus Christi, TX

Internal Medicine, Pulmonary Disease (M.D) with Gulf Coast Intensivists, PLLC and 1 other group, practicing in Corpus Christi, Texas. Their prescriptions cost Medicare Part D more than their services did: $4,430,138 for 12,260 claims, against $488,205 paid for services in 2024. Intuitive Surgical, Inc. was the largest of 13 companies reporting payments in 2025, $1,386 in all, mostly food and beverage. Lists Christus Spohn Hospital Corpus Christi and 2 other hospitals as hospital affiliations.

Overview

NPI1649438193
StatusActive
Entity typeIndividual
CredentialM.D
Sole proprietorYes
NPI issuedMay 30, 2008
Last updated in NPPESSep 23, 2023
Certified by providerSep 23, 2023

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Pulmonary Disease Primary207RP1001XQ4061TX
Internal Medicine, Pulmonary Disease207RP1001XMD040126DC
Hospitalist208M00000X0101247909VA
Student in an Organized Health Care Education/Training Program390200000X—NM

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Oct 9, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 10, 2026No match—
New York OMIG · Nov 10, 2026No match—
Ohio Medicaid · Nov 10, 2026No match—
Pennsylvania Medicheck · Nov 10, 2026No match—
Washington HCA · Nov 10, 2026No match—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)Enrolled Practitioner - Internal Medicine (AL); Practitioner - Internal Medicine (FL); Practitioner - Internal Medicine (GA); Practitioner - Internal Medicine (IN); Practitioner - Internal Medicine (MD); Practitioner - Internal Medicine (MT); Practitioner - Internal Medicine (OK); Practitioner - Pulmonary Disease (TX)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients1,040
Services billed6,764 across 37 procedure codes
Paid by Medicare$488,205

Part D prescriptions in 2024

Prescriptions (claims)12,260 · 16,653 30-day fills
Patients1,260
Total drug cost$4,430,138
Generic share60% of claims

Medicare sources and data years

Education and affiliations

Graduation year1999
Medicare specialtyPulmonary Disease
Secondary specialtiesCritical Care (Intensivists)

Medical groups

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$1,386 · 47 payments from 13 companies
  • 2024$5,667 · 60 payments from 13 companies

Top paying companies in 2025

CompanyAmountPayments
Intuitive Surgical, Inc.$578.915
Insmed, Inc.$189.3619
Viatris Specialty LLC$135.338
Galvanize Therapeutics, Inc$129.531
Pulmonx Corporation$112.352

What the 2025 payments were for

  • Food and Beverage$856.20 · 44 payments
  • Travel and Lodging$530.00 · 3 payments

Receiving payments does not imply wrongdoing. What Open Payments covers ·original records

Other Internal Medicine, Pulmonary Disease providers in Corpus Christi

All Internal Medicine, Pulmonary Disease providers in Texas →