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

Internal Medicine

Curtis Harris Jr., MD

Sees patients in Smyrna, DE · Delaware

Summary

Dr. Curtis Harris Jr., MD is an internal medicine doctor at 100 Sunnyside Rd, Smyrna, DE 19977. Phone: (302) 233-1518. Accepts Medicare assignment. In 2024, Curtis Harris Jr. had 19 Original Medicare patients and 26 services. NPI 1033134234. 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: 100 Sunnyside Rd, Smyrna, DE 19977 · Directions
  • Phone: (302) 233‑1518
  • Medicare: Accepts Medicare assignment
  • Group practice: State of Delaware
  • Medical school: Howard University College Of Medicine · graduated 1975 (51 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Curtis Harris Jr., 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 Curtis Harris Jr. accept Medicare assignment?
Yes. Medicare's clinician data says Curtis Harris Jr. 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 Curtis Harris Jr. see?
In 2024, CMS data shows 19 Original Medicare patients and 26 services for Curtis Harris Jr.. This counts Original Medicare only and measures volume, not quality.
What is Curtis Harris Jr.'s NPI number?
1033134234. 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 Curtis Harris Jr., 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 patients19
Services billed to Medicare26
Different services or procedures6
Participating Medicare providerYes
Average age of these patients71

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%
  • Alzheimer's disease or dementia74%
  • Diabetes63%

Practice locations

Addresses where Curtis Harris Jr. is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Curtis Harris Jr. as a member of this group (CMS data updated October 2, 2026).

  • State of Delaware4 clinicians in the group

Specialties

Find other Internal Medicine doctors in Delaware →

Other internal medicine doctors in Delaware

Clinicians with the same Medicare primary specialty in Delaware — not a recommendation.

All internal medicine doctors in Delaware →

Other clinicians in State of Delaware

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

Clinician information

CredentialMD
Medical schoolHoward University College Of Medicine
Graduation year1975 (51 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1033134234
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