Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Internal Medicine

Alec J. Swinburne, MD

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

Summary

Dr. Alec J. Swinburne, MD is an internal medicine doctor at 4140 W 190th St, Torrance, CA 90504. May accept Medicare assignment. In 2024, Alec J. Swinburne had 244 Original Medicare patients and 641 services. NPI 1487031944. 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: 4140 W 190th St, Torrance, CA 90504 · Directions (1 more location)
  • Medicare: May accept Medicare assignment
  • Medical school: Js Weill Medical College, Cornell University · graduated 2015 (11 years since medical school)
  • Gender (as listed): Male
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Alec J. Swinburne, 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 Alec J. Swinburne accept Medicare assignment?
Medicare's clinician data says Alec J. Swinburne may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
How many Medicare patients does Alec J. Swinburne see?
In 2024, CMS data shows 244 Original Medicare patients and 641 services for Alec J. Swinburne. This counts Original Medicare only and measures volume, not quality.
What is Alec J. Swinburne's NPI number?
1487031944. 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 Alec J. Swinburne, 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 patients244
Services billed to Medicare641
Different services or procedures25
Participating Medicare providerYes
Average age of these patients72

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)138 services
  2. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)102 services
  3. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)81 services
  4. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)57 services
  5. Insertion of needle into vein for collection of blood sample (36415)38 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 cholesterol68%
  • High blood pressure60%
  • Arthritis39%
  • Anxiety26%
  • Diabetes24%
  • Depression23%

Practice locations

Addresses where Alec J. Swinburne is enrolled with Medicare (CMS data updated October 2, 2026).

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Torrance

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

All internal medicine doctors in Torrance →

Clinician information

CredentialMD
Medical schoolJs Weill Medical College, Cornell University
Graduation year2015 (11 years since medical school)
Gender (as listed)Male
Medicare assignmentMay accept for some services
TelehealthOffers telehealth services
NPI (National Provider Identifier)1487031944
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