Doctor profile · Federal record
Dr. William Demarchi, MD
Internal Medicine Physician · Adult Medicine Physician · Boca Raton, FL
- NPI 1659353100
- 21 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
9878 Clint Moore Road, Suite 202
Boca Raton, FL 334961037
(561) 451-2454
fax (561) 451-1223
Credentials & registration
- NPI registered
- November 2005 — 21 yrs on file
- Profile last updated
- August 24, 2011
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (2)
- Florida #ME73867 · Florida #ME0073867
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1659353100. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,287
Distinct HCPCS
10
Medicare allowed
$314,772
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99310 |
Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes | 596 | 338 | $146 | |
99306 |
Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes | 512 | 466 | $174 | |
99310 |
Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes | 435 | 340 | $146 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 283 | 128 | $130 | |
99497 |
Advance care planning, first 30 minutes | 173 | 172 | $72 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 86 | 86 | $131 | |
G0444 |
Annual depression screening, 5 to 15 minutes | 78 | 78 | $19 | |
99306 |
Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes | 60 | 59 | $173 | |
99497 |
Advance care planning, first 30 minutes | 34 | 34 | $79 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 30 | 29 | $15 |
In context: peer comparison
Among 66 peers in this city , average services per provider: 196. This provider delivers 12× the peer median.Open Payments
Industry payments received
All-time total
$104
Transactions
3
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Boston Scientific Corporation | 1 | $55.89 | |
| Exact Sciences Corporation | 1 | $32.81 | |
| Janssen Pharmaceuticals, Inc | 1 | $15.13 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
12,913
Patients
3,071
Total drug cost
$473,168
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amlodipine Besylate | Generic | 1,518 | 388 | $12,374 |
| Atorvastatin Calcium | Generic | 1,365 | 334 | $18,086 |
| Levothyroxine Sodium | Generic | 1,187 | 237 | $14,129 |
| Eliquis (Apixaban) | Brand | 991 | 146 | $323,355 |
| Furosemide | Generic | 932 | 184 | $7,056 |
| Rosuvastatin Calcium | Generic | 879 | 255 | $15,162 |
| Gabapentin | Generic | 842 | 193 | $18,033 |
| Pantoprazole Sodium | Generic | 748 | 191 | $13,019 |
| Losartan Potassium | Generic | 731 | 211 | $9,592 |
| Metoprolol Tartrate | Generic | 694 | 162 | $7,466 |
Frequently asked questions
What is Dr. William Demarchi's medical specialty?
Dr. William Demarchi practices Internal Medicine Physician in Boca Raton, FL.
Where does Dr. William Demarchi practice?
Dr. William Demarchi practices at 9878 Clint Moore Road, Boca Raton, FL 334961037. Office phone: 5614512454.
What is Dr. William Demarchi's NPI?
Dr. William Demarchi's National Provider Identifier (NPI) is 1659353100, issued by NPPES.
What procedures does Dr. William Demarchi commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with high level of medical decision making (HCPCS 99310); Initial nursing facility care with high level of medical decision making (HCPCS 99306); Subsequent nursing facility care with high level of medical decision making (HCPCS 99310). Source: CMS Medicare Physician & Other Practitioners file.