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Internal Medicine

Madhu M. Karnati, MD

Works at hospitals in Atlantic City, NJ · New Jersey

Summary

Dr. Madhu M. Karnati, MD is an internal medicine doctor at 1925 Pacific Ave, Atlantic City, NJ 08401. Phone: (609) 441-8146. Accepts Medicare assignment. In 2024, Madhu M. Karnati had 103 Original Medicare patients and 116 services. NPI 1548830763. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Madhu M. Karnati, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Madhu M. Karnati accept Medicare assignment?
Yes. Medicare's clinician data says Madhu M. Karnati accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Madhu M. Karnati see?
In 2024, CMS data shows 103 Original Medicare patients and 116 services for Madhu M. Karnati. This counts Original Medicare only and measures volume, not quality.
What is Madhu M. Karnati's NPI number?
1548830763. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Madhu M. Karnati, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients103
Services billed to Medicare116
Different services or procedures4
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)73 services
  2. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)32 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Ischemic heart disease49%
  • Arthritis48%
  • Diabetes44%
  • COPD42%

Hospitals where Madhu M. Karnati works

Medicare's Facility Affiliation Data lists Madhu M. Karnati at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Madhu M. Karnati is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Madhu M. Karnati as a member of this group (CMS data updated October 2, 2026).

  • Atlanticare Physician Group PA511 clinicians in the group

Specialties

Find other Internal Medicine doctors in New Jersey →

Other internal medicine doctors in Atlantic City

Clinicians with the same Medicare primary specialty in Atlantic City, NJ — not a recommendation.

All internal medicine doctors in Atlantic City →

Other clinicians in Atlanticare Physician Group PA

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year2020 (6 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1548830763
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians