Doctor profile · Federal record
Dr. Ben Marsan, M.D.
Vascular Surgery Physician (CMS: Vascular Surgery) · Darien, CT
- NPI 1518977479
- Accepts Medicare
- MIPS 93.2 / 100 · 2023
- 37 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
85 Old Kings Hwy N
Darien, CT 068204732
(203) 956-6819
fax (203) 425-2795 - Additional location
-
495 Hawley Ln Ste 2A
Stratford, CT 066141597
(203) 375-2861
fax (203) 502-2615 - Mailing address
-
6 Research Dr Ste 105
Shelton, CT 064846228
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- May 3, 2022
- Year of graduation
- 1989 — 37 yrs since
- Specialty taxonomy
- 2086S0129X — NUCC code
- State license (1)
- Connecticut #040127
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1518977479. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,206
Distinct HCPCS
10
Medicare allowed
$133,256
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
Q9967 |
Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml | 435 | 12 | $0 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 174 | 134 | $95 | |
93970 |
Ultrasound study of arm or leg veins with compression and maneuvers | 102 | 92 | $205 | |
93880 |
Ultrasound of both sides of head and neck blood flow | 92 | 83 | $199 | |
93971 |
Ultrasound study of one arm or leg veins with compression and maneuvers | 89 | 62 | $126 | |
93978 |
Complete ultrasound of aorta, vena cava, groin vessels or bypass grafts | 47 | 41 | $173 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 40 | 40 | $119 | |
93925 |
Ultrasound of leg arteries or artery grafts | 39 | 32 | $265 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 38 | 35 | $133 | |
93926 |
Ultrasound of one leg arteries or artery grafts | 25 | 18 | $137 |
In context: peer comparison
Among 5 peers in this city , average services per provider: 119. This provider delivers 10× the peer median.Open Payments
Industry payments received
All-time total
$12,597
Transactions
15
Manufacturers
9
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AngioDynamics, Inc. | 2 | $12,000.00 | |
| Silk Road Medical, Inc. | 1 | $240.03 | |
| Endologix LLC | 3 | $129.75 | |
| Boston Scientific Corporation | 3 | $98.80 | |
| Janssen Pharmaceuticals, Inc | 2 | $47.30 | |
| E.R. Squibb & Sons, L.L.C. | 1 | $30.74 | |
| Inari Medical, Inc. | 1 | $17.85 | |
| LeMaitre Vascular, Inc. | 1 | $17.59 | |
| CORDIS US CORP. | 1 | $15.36 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
156
Patients
35
Total drug cost
$53,424
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Clopidogrel (Clopidogrel Bisulfate) | Brand | 56 | 24 | $858 |
| Cilostazol | Generic | 43 | 11 | $1,055 |
| Xarelto (Rivaroxaban) | Brand | 36 | 0 | $34,687 |
| Eliquis (Apixaban) | Brand | 21 | 0 | $16,825 |
Frequently asked questions
What is Dr. Ben Marsan's medical specialty?
Dr. Ben Marsan practices Vascular Surgery Physician in Darien, CT.
Where does Dr. Ben Marsan practice?
Dr. Ben Marsan practices at 85 Old Kings Hwy N, Darien, CT 068204732. Office phone: 2039566819.
What is Dr. Ben Marsan's NPI?
Dr. Ben Marsan's National Provider Identifier (NPI) is 1518977479, issued by NPPES.
Does Dr. Ben Marsan accept Medicare assignment?
Yes. Dr. Ben Marsan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ben Marsan commonly perform?
Top Medicare-reported procedures in 2023: Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); Established patient office or other outpatient visit (HCPCS 99213); Ultrasound study of arm or leg veins with compression and maneuvers (HCPCS 93970). Source: CMS Medicare Physician & Other Practitioners file.