Doctor profile · Federal record
Dr. Hector Derreza, MD
Internal Medicine Physician (CMS: Internal Medicine) · Hospitalist Physician · Internal Medicine Physician · Newport, RI
- NPI 1992795355
- Accepts Medicare
- 35 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
11 Friendship St
Newport, RI 028402299
(401) 845-1281 - Additional location
-
164 Summit Ave
Providence, RI 029062894
(401) 793-4489 - Additional location
-
101 Page St
New Bedford, MA 027403464
(508) 973-5919
fax (508) 973-5916 - Mailing address
-
200 Mill RD, Ste 180
Fairhaven, MA 027195252
Credentials & registration
- NPI registered
- October 2005 — 21 yrs on file
- Profile last updated
- March 25, 2026
- Year of graduation
- 1991 — 35 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (2)
- Rhode Island #MD09842 · Massachusetts #230886
- Medicaid
- MA #110077129A
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1992795355. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
914
Distinct HCPCS
4
Medicare allowed
$92,710
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 484 | 151 | $80 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 238 | 134 | $120 | |
99239 |
Hospital discharge day management, more than 30 minutes | 136 | 127 | $115 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 56 | 53 | $175 |
In context: peer comparison
Among 9 peers in this city , average services per provider: 120. This provider delivers 7.6× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
43
Patients
42
Total drug cost
$238
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 15 | 14 | $66 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 14 | 14 | $83 |
| Cefuroxime (Cefuroxime Axetil) | Brand | 14 | 14 | $89 |
Hospital affiliations
Frequently asked questions
What is Dr. Hector Derreza's medical specialty?
Dr. Hector Derreza practices Internal Medicine Physician in Newport, RI.
Where does Dr. Hector Derreza practice?
Dr. Hector Derreza practices at 11 Friendship St, Newport, RI 028402299. Office phone: 4018451281.
What is Dr. Hector Derreza's NPI?
Dr. Hector Derreza's National Provider Identifier (NPI) is 1992795355, issued by NPPES.
Does Dr. Hector Derreza accept Medicare assignment?
Yes. Dr. Hector Derreza accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hector Derreza commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.