Doctor profile · Federal record
Dr. Ralph D'Silva, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Hospitalist Physician · Chandler, AZ
- NPI 1871594259
- Accepts Medicare
- 35 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1343 N Alma School RD, 205
Chandler, AZ 852245941
(480) 963-1853
fax (480) 963-1854
Credentials & registration
- NPI registered
- August 2005 — 21 yrs on file
- Profile last updated
- February 21, 2013
- Year of graduation
- 1991 — 35 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Arizona #36884
- Medicaid
- AZ #224192
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1871594259. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,123
Distinct HCPCS
4
Medicare allowed
$282,005
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 1,005 | 442 | $115 | |
99239 |
Hospital discharge day management, more than 30 minutes | 548 | 487 | $111 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 324 | 300 | $168 | |
99291 |
Critical care, first 30-74 minutes | 246 | 116 | $207 |
In context: peer comparison
Among 36 peers in Chandler Internal Medicine Physician, average services per provider: 186. This provider delivers 11× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
483
Patients
457
Total drug cost
$26,232
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 54 | 51 | $355 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 50 | 47 | $498 |
| Azithromycin | Generic | 41 | 41 | $177 |
| Cephalexin | Generic | 37 | 37 | $644 |
| Eliquis (Apixaban) | Brand | 34 | 30 | $22,611 |
| Doxycycline Hyclate | Generic | 33 | 32 | $301 |
| Oxycodone Hcl | Generic | 32 | 30 | $154 |
| Potassium Chloride | Generic | 30 | 29 | $449 |
| Metoprolol Tartrate | Generic | 29 | 27 | $133 |
| Methylprednisolone | Generic | 28 | 27 | $236 |
Frequently asked questions
What is Dr. Ralph D'Silva's medical specialty?
Dr. Ralph D'Silva practices Internal Medicine Physician in Chandler, AZ.
Where does Dr. Ralph D'Silva practice?
Dr. Ralph D'Silva practices at 1343 N Alma School RD, Chandler, AZ 852245941. Office phone: 4809631853.
What is Dr. Ralph D'Silva's NPI?
Dr. Ralph D'Silva's National Provider Identifier (NPI) is 1871594259, issued by NPPES.
Does Dr. Ralph D'Silva accept Medicare assignment?
Yes. Dr. Ralph D'Silva accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ralph D'Silva commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.