Doctor profile · Federal record

Dr. Sherin Howett, DO

Sleep Medicine (Internal Medicine) Physician (CMS: Internal Medicine) · Internal Medicine Physician · Critical Care Medicine (Internal Medicine) Physician · Millsboro, DE

  • NPI 1114144516
  • Accepts Medicare
  • MIPS 90.4 / 100 · 2023
  • 23 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
28539 Dupont Blvd
Millsboro, DE 199664798
(302) 648-2099
fax (302) 648-2097
Mailing address
Po Box 489
Dagsboro, DE 199390489

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
March 11, 2026
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207RS0012X — NUCC code
State license (1)
Delaware #C2-0009422
Medicaid
DE #1144528308

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1114144516. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,765
Distinct HCPCS
7
Medicare allowed
$163,922
HCPCS Description Services Patients Avg allowed
99457 Management using the results of remote vital sign monitoring per calendar month, first 20 minutes 700 335 $49
99214 Established patient office or other outpatient visit, 30-39 minutes 538 334 $128
99443 Telephone medical discussion with physician, 21-30 minutes 256 183 $127
99204 New patient office or other outpatient visit, 45-59 minutes 97 97 $167
G0008 Administration of influenza virus vaccine 81 81 $31
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 67 67 $76
99215 Established patient office or other outpatient visit, 40-54 minutes 26 12 $181

In context: peer comparison

Among 1 peers in this city , average services per provider: 252. This provider delivers 7.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$831
Transactions
39
Manufacturers
14
Payer (manufacturer) Industry Txns Amount
Inspire Medical Systems, Inc. 7 $226.04
Novo Nordisk Inc 9 $147.93
Lilly USA, LLC 4 $69.00
AstraZeneca Pharmaceuticals LP 2 $60.35
Boehringer Ingelheim Pharmaceuticals, Inc. 3 $54.91
GlaxoSmithKline, LLC. 3 $51.35
Astellas Pharma US Inc 2 $46.75
ABBVIE INC. 2 $46.22
PFIZER INC. 2 $35.35
Otsuka America Pharmaceutical, Inc. 1 $20.96
Vertos Medical, Inc. 1 $20.91
Xeris Pharmaceuticals, Inc. 1 $19.23
HARMONY BIOSCIENCES LLC 1 $18.09
Axsome Therapeutics, Inc. 1 $14.07

By nature of payment

Food and Beverage
$831

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
17
Patients
0
Total drug cost
$196
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 17 0 $196

Frequently asked questions

Auto-generated from federal data
What is Dr. Sherin Howett's medical specialty?
Dr. Sherin Howett practices Sleep Medicine (Internal Medicine) Physician in Millsboro, DE.
Where does Dr. Sherin Howett practice?
Dr. Sherin Howett practices at 28539 Dupont Blvd, Millsboro, DE 199664798. Office phone: 3026482099.
What is Dr. Sherin Howett's NPI?
Dr. Sherin Howett's National Provider Identifier (NPI) is 1114144516, issued by NPPES.
Does Dr. Sherin Howett accept Medicare assignment?
Yes. Dr. Sherin Howett accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sherin Howett commonly perform?
Top Medicare-reported procedures in 2023: Management using the results of remote vital sign monitoring per calendar month (HCPCS 99457); Established patient office or other outpatient visit (HCPCS 99214); Telephone medical discussion with physician (HCPCS 99443). Source: CMS Medicare Physician & Other Practitioners file.