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Internal Medicine

Nazish N. Ali, MD

Sees patients in Compton, CA · Los Angeles, CA · California

Summary

Dr. Nazish N. Ali, MD is an internal medicine doctor at 15715 S Atlantic Ave, Fl 2, Compton, CA 90221. Phone: (562) 630-6825. Accepts Medicare assignment. In 2024, Nazish N. Ali had 233 Original Medicare patients and 410 services. NPI 1932121498. 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: 15715 S Atlantic Ave, Fl 2, Compton, CA 90221 · Directions (2 more locations)
  • Phone: (562) 630‑6825
  • Medicare: Accepts Medicare assignment
  • Group practice: St. John's Community Health
  • Medical school: graduated 1990 (36 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Nazish N. Ali, 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 Nazish N. Ali accept Medicare assignment?
Yes. Medicare's clinician data says Nazish N. Ali 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 Nazish N. Ali see?
In 2024, CMS data shows 233 Original Medicare patients and 410 services for Nazish N. Ali. This counts Original Medicare only and measures volume, not quality.
What is Nazish N. Ali's NPI number?
1932121498. 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 Nazish N. Ali, 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 patients233
Services billed to Medicare410
Different services or procedures13
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)91 services
  2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)83 services
  3. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)68 services
  4. Advance care planning, first 30 minutes (99497)64 services
  5. Hospital discharge day management, more than 30 minutes (99239)61 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%
  • Diabetes59%
  • Arthritis58%
  • Chronic kidney disease57%
  • Heart failure51%

Practice locations

Addresses where Nazish N. Ali is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Nazish N. Ali as a member of this group (CMS data updated October 2, 2026).

  • St. John's Community Health158 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Compton

Clinicians with the same Medicare primary specialty in Compton, CA — not a recommendation.

All internal medicine doctors in Compton →

Other clinicians in St. John's Community Health

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

Clinician information

CredentialMD
Graduation year1990 (36 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1932121498
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