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Dr. Mohammed F. Ali

Gastroenterology (Gastroenterology Physician)

  • Medicare participating

At a glance

In the NPI registry since
2016
Medicare patients seen, 2024
166

Licensed in California since 2017, according to the Medical Board of California. We show license dates only for the states that publish them in bulk; see which states do. For other states, check the state medical board.

The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is

Education and training

  • 2016Registered with an NPI (national billing number; not a license date)

Medicare’s Care Compare data doesn’t list this clinician’s medical school. Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).

Specialties and state licenses

  • Gastroenterology Physician primary
    CA license A152531 (first issued 2017; current)
  • Hospitalist Physician
    CA license A152531 (first issued 2017; current)
  • Internal Medicine Physician
    CA license A152531 (first issued 2017; current)

As reported to the NPI registry. To confirm a license is current, check the state medical board.

Map: Gastroenterology per capita by county →

Medicare patients and services

Medicare patients, 2024
166
Services billed
240
Patients’ average age
74
Most frequent Medicare services, 2023
ServiceTimesPatients
New patient office or other outpatient visit, 30-44 minutes5757
Established patient office or other outpatient visit, 20-29 minutes2424
New patient office or other outpatient visit, 15-29 minutes1313
Established patient office or other outpatient visit, 30-39 minutes1212

Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.

Medicare prescriptions

Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.

Payments from drug and device companies

In 2025, 2 companies reported 5 payments worth $125 in total to this clinician.

By company
GlaxoSmithKline, LLC.$99.94
AbbVie Inc.$25.48
By type
Food and Beverage$125

From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.

Who received the most in California →

Other Gastroenterology clinicians in Loma Linda

Sources

NPI registry (CMS NPPES, November 2026; record last updated March 4, 2025), Medicare Care Compare, Medicare Physician & Other Practitioners (2024), Medicare Part D Prescribers (2024) and Open Payments (2025). Information is self-reported or billed data and may be out of date; call before visiting.

NPI 1740644657. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.