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

Internal Medicine

Harleen K. Sandhu, MD

Sees patients in Modesto, CA · California

Summary

Dr. Harleen K. Sandhu, MD is an internal medicine doctor at 3800 Dale Rd, Modesto, CA 95356. Phone: (209) 735-5000. Accepts Medicare assignment. In 2024, Harleen K. Sandhu had 11 Original Medicare patients and 28 services. NPI 1972130532. 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: 3800 Dale Rd, Modesto, CA 95356 · Directions
  • Phone: (209) 735‑5000
  • Medicare: Accepts Medicare assignment
  • Group practice: Permanente Medical Group Inc
  • Medical school: graduated 2013 (13 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Harleen K. Sandhu, 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 Harleen K. Sandhu accept Medicare assignment?
Yes. Medicare's clinician data says Harleen K. Sandhu 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 Harleen K. Sandhu see?
In 2024, CMS data shows 11 Original Medicare patients and 28 services for Harleen K. Sandhu. This counts Original Medicare only and measures volume, not quality.
What is Harleen K. Sandhu's NPI number?
1972130532. 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 Harleen K. Sandhu, 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 patients11
Services billed to Medicare28
Different services or procedures7
Participating Medicare providerYes
Average age of these patients68

Practice locations

Addresses where Harleen K. Sandhu is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Harleen K. Sandhu as a member of this group (CMS data updated October 2, 2026).

  • Permanente Medical Group Inc10,996 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Modesto

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

All internal medicine doctors in Modesto →

Other clinicians in Permanente Medical Group Inc

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

Clinician information

CredentialMD
Graduation year2013 (13 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1972130532
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