Doctor profile · Federal record

Dr. Daniel Marelli, M.D.

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (CMS: Cardiac Surgery) · Dover, DE

  • NPI 1518983147
  • Accepts Medicare
  • 40 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
540 S Governors Ave Ste 101A
Dover, DE 199043530
(302) 744-7980
fax (302) 744-7989
Mailing address
640 S. State Street, Mail Code 3055
Dover, DE 199013530

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
September 14, 2021
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
208G00000X — NUCC code
State license (1)
Delaware #C1-0008629

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1518983147. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
318
Distinct HCPCS
10
Medicare allowed
$81,549
HCPCS Description Services Patients Avg allowed
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 38 38 $81
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 36 22 $79
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 33 32 $131
99213 Established patient office or other outpatient visit, 20-29 minutes 32 28 $66
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 31 23 $50
33533 Coronary artery bypass using artery graft, 1 graft 30 30 $911
99214 Established patient office or other outpatient visit, 30-39 minutes 24 20 $98
33508 Harvest of vein using an endoscope 23 23 $12
33517 Coronary artery bypass using vein or artery graft, 1 graft 21 21 $140
99215 Established patient office or other outpatient visit, 40-54 minutes 20 18 $144

In context: peer comparison

Among 2 peers in Dover Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician, average services per provider: 25. This provider delivers 13× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,406
Transactions
16
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Medtronic, INC. 11 $1,199.39
Ge Healthcare 1 $111.89
Baxter Healthcare 1 $43.94
Pacira Pharmaceuticals Incorporated 1 $19.21
Kls-Martin L.P. 1 $15.87
Ethicon US, LLC 1 $15.83

By nature of payment

Travel and Lodging
$893
Food and Beverage
$513

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Daniel Marelli's medical specialty?
Dr. Daniel Marelli practices Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician in Dover, DE.
Where does Dr. Daniel Marelli practice?
Dr. Daniel Marelli practices at 540 S Governors Ave Ste 101A, Dover, DE 199043530. Office phone: 3027447980.
What is Dr. Daniel Marelli's NPI?
Dr. Daniel Marelli's National Provider Identifier (NPI) is 1518983147, issued by NPPES.
Does Dr. Daniel Marelli accept Medicare assignment?
Yes. Dr. Daniel Marelli accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Daniel Marelli commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with straightforward or low level of medical decision making (HCPCS 99221); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.