Doctor profile · Federal record
Dr. Dianne Defusco, MD
Internal Medicine Physician · North Haven, CT
- NPI 1063584787
- MIPS 89.3 / 100 · 2023
- 20 yrs on file
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2 Broadway
North Haven, CT 064732349
(203) 234-6500
fax (203) 234-6503
Credentials & registration
- NPI registered
- November 2006 — 20 yrs on file
- Profile last updated
- September 14, 2007
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Connecticut #041834
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1063584787. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
341
Distinct HCPCS
7
Medicare allowed
$36,077
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 134 | 85 | $134 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 83 | 83 | $139 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 43 | 36 | $97 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 40 | 40 | $16 | |
G0008 |
Administration of influenza virus vaccine | 17 | 17 | $33 | |
90662 |
Influenza vaccine split virus, preservative free | 13 | 13 | $69 | |
G0009 |
Administration of pneumococcal vaccine | 11 | 11 | $33 |
In context: peer comparison
Among 6 peers in this city , average services per provider: 88. This provider delivers 3.9× the peer median.Open Payments
Industry payments received
All-time total
$46
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novo Nordisk Inc | 1 | $26.54 | |
| GlaxoSmithKline, LLC. | 1 | $19.50 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,237
Patients
779
Total drug cost
$152,581
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 347 | 114 | $6,478 |
| Atorvastatin Calcium | Generic | 332 | 128 | $3,634 |
| Rosuvastatin Calcium | Generic | 279 | 101 | $4,500 |
| Amlodipine Besylate | Generic | 248 | 81 | $2,013 |
| Metformin Hcl | Generic | 142 | 50 | $1,554 |
| Metoprolol Succinate | Generic | 117 | 44 | $2,627 |
| Hydrochlorothiazide | Generic | 100 | 34 | $678 |
| Trazodone Hcl | Generic | 94 | 33 | $1,012 |
| Losartan Potassium | Generic | 92 | 36 | $1,505 |
| Simvastatin | Generic | 92 | 30 | $904 |
Frequently asked questions
What is Dr. Dianne Defusco's medical specialty?
Dr. Dianne Defusco practices Internal Medicine Physician in North Haven, CT.
Where does Dr. Dianne Defusco practice?
Dr. Dianne Defusco practices at 2 Broadway, North Haven, CT 064732349. Office phone: 2032346500.
What is Dr. Dianne Defusco's NPI?
Dr. Dianne Defusco's National Provider Identifier (NPI) is 1063584787, issued by NPPES.
What procedures does Dr. Dianne Defusco commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.