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Internal Medicine

Claudia H. Makhoul, MD

Sees patients in Houston, TX · Webster, TX · Texas

Summary

Dr. Claudia H. Makhoul, MD is an internal medicine doctor at 4615 Southwest Fwy, Suite 1000, Houston, TX 77027. Phone: (346) 250-5650. Accepts Medicare assignment. In 2024, Claudia H. Makhoul had 21 Original Medicare patients and 86 services. NPI 1619028198. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 4615 Southwest Fwy, Suite 1000, Houston, TX 77027 · Directions (1 more location)
  • Phone: (346) 250‑5650
  • Medicare: Accepts Medicare assignment
  • Group practice: CLS Health PLLC (+1 more)
  • Medical school: graduated 1998 (28 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Claudia H. Makhoul, 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 Claudia H. Makhoul accept Medicare assignment?
Yes. Medicare's clinician data says Claudia H. Makhoul 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 Claudia H. Makhoul see?
In 2024, CMS data shows 21 Original Medicare patients and 86 services for Claudia H. Makhoul. This counts Original Medicare only and measures volume, not quality.
What is Claudia H. Makhoul's NPI number?
1619028198. 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 Claudia H. Makhoul, 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 patients21
Services billed to Medicare86
Different services or procedures18
Participating Medicare providerYes
Average age of these patients68

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)30 services
  2. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)18 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 cholesterol75%
  • High blood pressure71%

Practice locations

Addresses where Claudia H. Makhoul is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Claudia H. Makhoul as a member of these groups (CMS data updated October 2, 2026).

  • CLS Health PLLC180 clinicians in the group
  • Clear Lake Primary Care PLLC47 clinicians in the group

Specialties

Find other Internal Medicine doctors in Texas →

Other internal medicine doctors in Houston

Clinicians with the same Medicare primary specialty in Houston, TX — not a recommendation.

All internal medicine doctors in Houston →

Other clinicians in CLS Health PLLC

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

Clinician information

CredentialMD
Graduation year1998 (28 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1619028198
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians