Doctor profile · Federal record
Dr. Nastassia de Souza, M.D.
Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Internal Medicine Physician · Bellport, NY
- NPI 1891178836
- Accepts Medicare
- 13 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
515 Bellport Ave
Bellport, NY 117131711
(631) 288-7120
fax (929) 455-9423
Credentials & registration
- NPI registered
- July 2015 — 11 yrs on file
- Profile last updated
- September 18, 2023
- Year of graduation
- 2013 — 13 yrs since
- Specialty taxonomy
- 207RE0101X — NUCC code
- State licenses (2)
- New York #323186 · Pennsylvania #MT209620
- Medicaid
- PA #103292986
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1891178836. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
393
Distinct HCPCS
9
Medicare allowed
$42,164
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 109 | 24 | $92 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 91 | 82 | $133 | |
82962 |
Blood glucose (sugar) test performed by hand-held instrument | 39 | 25 | $3 | |
95251 |
Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report | 34 | 31 | $35 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 31 | 31 | $189 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 28 | 27 | $152 | |
36415 |
Insertion of needle into vein for collection of blood sample | 22 | 21 | $8 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 20 | 20 | $180 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 19 | 19 | $250 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 43. This provider delivers 9.1× the peer median.Open Payments
Industry payments received
All-time total
$404
Transactions
16
Manufacturers
8
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Medtronic, Inc. | 4 | $120.57 | |
| Novo Nordisk Inc | 5 | $115.11 | |
| Amgen Inc. | 2 | $47.38 | |
| Dexcom, Inc. | 1 | $25.78 | |
| Insulet Corporation | 1 | $24.40 | |
| Radius Health, Inc. | 1 | $24.21 | |
| Xeris Pharmaceuticals, Inc. | 1 | $24.05 | |
| Tandem Diabetes Care, Inc. | 1 | $22.89 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
488
Patients
179
Total drug cost
$339,876
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 64 | 34 | $1,024 |
| Lantus Solostar (Insulin Glargine,hum.Rec.Anlog) | Brand | 54 | 22 | $45,352 |
| Trulicity (Dulaglutide) | Brand | 50 | 18 | $98,607 |
| Metformin Hcl Er (Metformin Hcl) | Brand | 38 | 22 | $895 |
| Jardiance (Empagliflozin) | Brand | 36 | 17 | $61,867 |
| Novolog Flexpen (Insulin Aspart) | Brand | 31 | 15 | $28,579 |
| Basaglar Kwikpen U-100 (Insulin Glargine,hum.Rec.Anlog) | Brand | 29 | 0 | $12,069 |
| Ozempic (Semaglutide) | Brand | 27 | 14 | $48,739 |
| Atorvastatin Calcium | Generic | 26 | 14 | $332 |
| Metformin Hcl | Generic | 26 | 12 | $194 |
Hospital affiliations
Frequently asked questions
What is Dr. Nastassia de Souza's medical specialty?
Dr. Nastassia de Souza practices Endocrinology, Diabetes & Metabolism Physician in Bellport, NY.
Where does Dr. Nastassia de Souza practice?
Dr. Nastassia de Souza practices at 515 Bellport Ave, Bellport, NY 117131711. Office phone: 6312887120.
What is Dr. Nastassia de Souza's NPI?
Dr. Nastassia de Souza's National Provider Identifier (NPI) is 1891178836, issued by NPPES.
Does Dr. Nastassia de Souza accept Medicare assignment?
Yes. Dr. Nastassia de Souza accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nastassia de Souza commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214); Blood glucose (sugar) test performed by hand-held instrument (HCPCS 82962). Source: CMS Medicare Physician & Other Practitioners file.