What is Viswanath Kalapatapu's specialty?

Viswanath Kalapatapu (NPI 1972549061) is a Medicare-billing provider whose primary specialty is Internal Medicine in Katy, TX.

Where does Viswanath Kalapatapu practice?

Viswanath Kalapatapu practices in Katy, TX, based on the location reported in the CMS Medicare provider datasets for NPI 1972549061.

How much does Medicare pay Viswanath Kalapatapu?

Viswanath Kalapatapu (NPI 1972549061) received approximately $170K in total Medicare Part B payments, serving 381 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1972549061

Viswanath KalapatapuM.D.

Internal MedicineKaty, TXI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,176

Unique beneficiaries

—

Total services

2,142

Distinct HCPCS

Medicare payment

$145K

Peer benchmark

Total Medicare services vs. 6,183 Internal Medicine providers in TX — top quintile (cohort median 673).

PRESCRIBING · PART D · 2024

Total Rx claims

7,613

Beneficiaries

—

Total drug cost

$637K

Distinct drugs

141

Brand share

18.0%

Top prescribed drugs

Levothyroxine Sodium418 claims

Atorvastatin Calcium348 claims

Rosuvastatin Calcium341 claims

Amlodipine Besylate276 claims

Losartan Potassium226 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$2K

Payment records

107

By payment type

Food and Beverage$2K

Top paying entities

Food and Beverage$2K

REFERRAL NETWORK

Where Viswanath Kalapatapu's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 59 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Michael Rodriguez Diagnostic Radiology · Houston, TX	94	204
David Garza Diagnostic Radiology · Houston, TX	88	231
Terence Oconnor Diagnostic Radiology · Houston, TX	88	219
Nynke Den Hollander Hospitalist · Katy, TX	82	165
MEMORIAL HERMANN REHABILITATION HOSPITAL KATY, LLC	80	244
Moo Chung Internal Medicine · Katy, TX	78	209
Ketul Patel Internal Medicine · Cypress, TX	76	194
Christopher Newton Diagnostic Radiology · Houston, TX	74	168
James Feldman Cardiology · Houston, TX	74	244
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Houston, TX	58	190
Kim Nunez Nurse Practitioner · Katy, TX	56	888
METHODIST HEALTH CENTERS	56	125

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events