Doctor profile · Federal record
Dr. Benjamin Prentiss, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Worcester, MA
- NPI 1346338274
- Accepts Medicare
- MIPS 89.0 / 100 · 2023
- 22 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
Umass Memorial Healthcare, 55 Lake Ave North
Worcester, MA 01655
(508) 334-1000 - Mailing address
-
55 Lake Ave N, Umass Medical School Dept of Cardiology
Worcester, MA 016550002
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 2004 — 22 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Massachusetts #230394
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1346338274. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,187
Distinct HCPCS
10
Medicare allowed
$109,403
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 759 | 624 | $8 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 333 | 279 | $99 | |
93306 |
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 214 | 210 | $69 | |
G0250 |
Physician review, interpretation, and patient management of home inr testing for patient with either mechanical heart valve(s), chronic atrial fibrillation, or venous thromboembolism who meets medicare coverage criteria; testing not occurring more frequent | 114 | 14 | $9 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 105 | 95 | $177 | |
93294 |
Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days | 80 | 38 | $30 | |
93298 |
Evaluation of cardiac rhythm monitor system, remote up to 30 days | 63 | 12 | $27 | |
93016 |
Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician | 56 | 56 | $21 | |
93018 |
Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician | 56 | 56 | $14 | |
78452 |
Nuclear medicine studies of heart muscle at rest and with stress and spect | 50 | 48 | $78 |
In context: peer comparison
Among 114 peers in Worcester Internal Medicine Physician, average services per provider: 102. This provider delivers 21× the peer median.Open Payments
Industry payments received
All-time total
$160
Transactions
3
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Medtronic, INC. | 2 | $132.56 | |
| Amgen INC. | 1 | $27.04 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,721
Patients
733
Total drug cost
$583,878
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Eliquis (Apixaban) | Brand | 476 | 93 | $451,746 |
| Metoprolol Succinate | Generic | 382 | 98 | $10,401 |
| Atorvastatin Calcium | Generic | 360 | 101 | $7,478 |
| Isosorbide Mononitrate ER (Isosorbide Mononitrate) | Brand | 216 | 62 | $5,560 |
| Amlodipine Besylate | Generic | 207 | 54 | $1,765 |
| Carvedilol | Generic | 157 | 52 | $2,857 |
| Lisinopril | Generic | 132 | 37 | $1,158 |
| Furosemide | Generic | 130 | 44 | $984 |
| Warfarin Sodium | Generic | 107 | 31 | $3,278 |
| Diltiazem 24Hr ER (Cd) (Diltiazem Hcl) | Brand | 106 | 32 | $4,405 |
Hospital affiliations
Frequently asked questions
What is Dr. Benjamin Prentiss's medical specialty?
Dr. Benjamin Prentiss practices Internal Medicine Physician in Worcester, MA.
Where does Dr. Benjamin Prentiss practice?
Dr. Benjamin Prentiss practices at Umass Memorial Healthcare, Worcester, MA 01655. Office phone: 5083341000.
What is Dr. Benjamin Prentiss's NPI?
Dr. Benjamin Prentiss's National Provider Identifier (NPI) is 1346338274, issued by NPPES.
Does Dr. Benjamin Prentiss accept Medicare assignment?
Yes. Dr. Benjamin Prentiss accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Benjamin Prentiss commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Established patient office or other outpatient visit (HCPCS 99214); Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (HCPCS 93306). Source: CMS Medicare Physician & Other Practitioners file.