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Internal Medicine

Armand N. Desanctis Jr., MD

Works at hospitals in West Chester, PA · Newark, DE · Philadelphia, PA … · Pennsylvania, Delaware

Summary

Dr. Armand N. Desanctis Jr., MD is an internal medicine doctor at 2101 Foulk Rd, Wilmington, DE 19810. Phone: (302) 475-2535. Accepts Medicare assignment. In 2024, Armand N. Desanctis Jr. had 819 Original Medicare patients and 8,171 services. NPI 1558463299. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Armand N. Desanctis 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 Armand N. Desanctis Jr. accept Medicare assignment?
Yes. Medicare's clinician data says Armand N. Desanctis 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 Armand N. Desanctis Jr. see?
In 2024, CMS data shows 819 Original Medicare patients and 8,171 services for Armand N. Desanctis Jr.. This counts Original Medicare only and measures volume, not quality.
What is Armand N. Desanctis Jr.'s NPI number?
1558463299. 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 Armand N. Desanctis 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 patients819
Services billed to Medicare8,171
Different services or procedures29
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)2,284 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)1,815 services
  3. Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more (99212)907 services
  4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)585 services
  5. Influenza vaccine split virus, preservative free (90662)417 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%
  • Arthritis44%
  • Osteoporosis38%
  • Diabetes34%
  • Ischemic heart disease22%

Hospitals where Armand N. Desanctis Jr. works

Medicare's Facility Affiliation Data lists Armand N. Desanctis Jr. at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Armand N. Desanctis Jr. is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

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

  • Delaware Medical Associates PA4 clinicians in the group

Specialties

Find other Internal Medicine doctors in Delaware →

Other internal medicine doctors in Wilmington

Clinicians with the same Medicare primary specialty in Wilmington, DE — not a recommendation.

All internal medicine doctors in Wilmington →

Other clinicians in Delaware Medical Associates PA

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

Clinician information

CredentialMD
Medical schoolNew York Medical College
Graduation year1977 (49 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1558463299
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. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians