Doctor profile · Federal record

Dr. Ahmad Elayyan, MD

Endocrinology, Diabetes & Metabolism Physician (CMS: Internal Medicine) · Internal Medicine Physician · Millsboro, DE

  • NPI 1366884785
  • Accepts Medicare
  • 17 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
232 Mitchell St Unit 102
Millsboro, DE 199669412
(302) 648-7999
fax (302) 645-7698
Additional location
G3230 Beecher RD, Suite 2
Flint, MI 485323604
(810) 342-5800
fax (810) 342-5810
Additional location
100 Rawlins Dr
Seaford, DE 199735881
(302) 990-3300
fax (302) 629-0454
Mailing address
1515 Savannah RD
Lewes, DE 199581675

Credentials & registration

NPPES · NUCC
NPI registered
July 2013 — 13 yrs on file
Profile last updated
March 11, 2025
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State licenses (2)
Delaware #C1-0012628 · Michigan #4301102576

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1366884785. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,203
Distinct HCPCS
8
Medicare allowed
$140,958
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 645 338 $128
95251 Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 231 92 $34
99215 Established patient office or other outpatient visit, 40-54 minutes 156 128 $180
99204 New patient office or other outpatient visit, 45-59 minutes 102 102 $167
82947 Blood glucose (sugar) level 33 33 $4
99213 Established patient office or other outpatient visit, 20-29 minutes 13 12 $91
95250 Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with provider supplied equipment 12 12 $148
99205 New patient office or other outpatient visit, 60-74 minutes 11 11 $221

In context: peer comparison

Among 2 peers in this city , average services per provider: 192. This provider delivers 6.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$412
Transactions
13
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Amgen Inc. 1 $115.80
Novo Nordisk Inc 3 $81.42
Lilly USA, LLC 2 $61.95
Boehringer Ingelheim Pharmaceuticals, Inc. 3 $55.05
Corcept Therapeutics 1 $29.10
RECORDATI_RARE_DISEASES_INC. 1 $23.00
SANOFI-AVENTIS U.S. LLC 1 $22.95
Abbott Laboratories 1 $22.34

By nature of payment

Food and Beverage
$412

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,603
Patients
611
Total drug cost
$1,343,351
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 229 74 $3,438
Glipizide Er (Glipizide) Brand 183 56 $3,742
Ozempic (Semaglutide) Brand 173 53 $343,273
Jardiance (Empagliflozin) Brand 122 54 $193,596
Nano 2nd Gen Pen Needle (Pen Needle, Diabetic) Brand 107 47 $13,188
Metformin Hcl Er (Metformin Hcl) Brand 102 42 $1,882
Tresiba Flextouch U-100 (Insulin Degludec) Brand 102 41 $77,107
Trulicity (Dulaglutide) Brand 98 30 $175,417
Metformin Hcl Generic 91 46 $1,356
Lantus Solostar (Insulin Glargine,hum.Rec.Anlog) Brand 72 33 $41,203

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ahmad Elayyan's medical specialty?
Dr. Ahmad Elayyan practices Endocrinology, Diabetes & Metabolism Physician in Millsboro, DE.
Where does Dr. Ahmad Elayyan practice?
Dr. Ahmad Elayyan practices at 232 Mitchell St Unit 102, Millsboro, DE 199669412. Office phone: 3026487999.
What is Dr. Ahmad Elayyan's NPI?
Dr. Ahmad Elayyan's National Provider Identifier (NPI) is 1366884785, issued by NPPES.
Does Dr. Ahmad Elayyan accept Medicare assignment?
Yes. Dr. Ahmad Elayyan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ahmad Elayyan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report (HCPCS 95251); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.