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Internal Medicine

Sherin I. Howett, DO

Works at hospitals in Seaford, DE · Delaware

Summary

Dr. Sherin I. Howett, DO is an internal medicine doctor at 28539 Dupont Blvd, Millsboro, DE 19966. Phone: (302) 648-2033. Accepts Medicare assignment. In 2024, Sherin I. Howett had 510 Original Medicare patients and 1,840 services. NPI 1114144516. 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.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 28539 Dupont Blvd, Millsboro, DE 19966 · Directions
  • Phone: (302) 648‑2033
  • Medicare: Accepts Medicare assignment
  • Hospital: Tidalhealth Nanticoke, Inc.
  • Group practice: The Pearl Clinic LLC
  • Medical school: New York College Of Osteo Medicine Of New York Institute Of Technology · graduated 2003 (23 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Sherin I. Howett, 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 Sherin I. Howett accept Medicare assignment?
Yes. Medicare's clinician data says Sherin I. Howett 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 Sherin I. Howett see?
In 2024, CMS data shows 510 Original Medicare patients and 1,840 services for Sherin I. Howett. This counts Original Medicare only and measures volume, not quality.
What is Sherin I. Howett's NPI number?
1114144516. 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 Sherin I. Howett, 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 patients510
Services billed to Medicare1,840
Different services or procedures23
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Management using the results of remote vital sign monitoring per calendar month, first 20 minutes (99457)594 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)397 services
  3. Telephone medical discussion with physician, 21-30 minutes (99443)253 services
  4. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)140 services
  5. Administration of influenza virus vaccine (G0008)79 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%
  • Arthritis47%
  • Ischemic heart disease40%
  • Diabetes38%
  • Anxiety30%

Hospitals where Sherin I. Howett works

Medicare's Facility Affiliation Data lists Sherin I. Howett 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.

  • Tidalhealth Nanticoke, Inc.Seaford, DE · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 080006

Practice locations

Addresses where Sherin I. Howett is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Sherin I. Howett as a member of this group (CMS data updated October 2, 2026).

  • The Pearl Clinic LLC4 clinicians in the group

Specialties

Find other Internal Medicine doctors in Delaware →

Other internal medicine doctors in Millsboro

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

All internal medicine doctors in Millsboro →

Other clinicians in The Pearl Clinic LLC

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

Clinician information

CredentialDO
Medical schoolNew York College Of Osteo Medicine Of New York Institute Of Technology
Graduation year2003 (23 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1114144516
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