Doctor profile · Federal record
Dr. Peter Desilva, MD
Family Medicine Physician (CMS: Family Practice) · Rancho Santa Margarita, CA
- NPI 1316045636
- Accepts Medicare
- 41 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
29809 Santa Margarita Pkwy, Suite#300
Rancho Santa Margarita, CA 926883613
(949) 709-5100
fax (949) 709-5151
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- November 27, 2007
- Year of graduation
- 1985 — 41 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- California #A44436
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1316045636. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
770
Distinct HCPCS
10
Medicare allowed
$80,612
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 321 | 127 | $98 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 100 | 79 | $139 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 79 | 79 | $140 | |
G0008 |
Administration of influenza virus vaccine | 38 | 38 | $33 | |
J1040 |
Injection, methylprednisolone acetate, 80 mg | 38 | 13 | $12 | |
90662 |
Influenza vaccine split virus, preservative free | 32 | 32 | $72 | |
G0009 |
Administration of pneumococcal vaccine | 24 | 24 | $33 | |
G0438 |
Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit | 20 | 20 | $178 | |
17000 |
Destruction of precancer skin growth, 1 growth | 19 | 16 | $76 | |
90732 |
Pneumococcal vaccine, 23-valent | 19 | 19 | $131 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 59. This provider delivers 13× the peer median.Open Payments
Industry payments received
All-time total
$786
Transactions
32
Manufacturers
10
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals LP | 6 | $175.68 | |
| Lilly USA, LLC | 4 | $131.83 | |
| GlaxoSmithKline, LLC. | 6 | $117.15 | |
| PFIZER INC. | 4 | $87.06 | |
| Abbott Laboratories | 3 | $80.72 | |
| Merck Sharp & Dohme LLC | 4 | $76.98 | |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | 2 | $46.85 | |
| IRONWOOD PHARMACEUTICALS, INC | 1 | $29.81 | |
| Novo Nordisk Inc | 1 | $21.12 | |
| Exact Sciences Corporation | 1 | $18.88 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,928
Patients
628
Total drug cost
$36,346
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 600 | 189 | $11,341 |
| Lisinopril | Generic | 136 | 39 | $1,407 |
| Metformin Hcl Er (Metformin Hcl) | Brand | 135 | 38 | $2,180 |
| Tamsulosin Hcl | Generic | 135 | 46 | $3,508 |
| Escitalopram Oxalate | Generic | 106 | 33 | $1,888 |
| Amlodipine Besylate | Generic | 98 | 32 | $1,036 |
| Levothyroxine Sodium | Generic | 97 | 29 | $2,081 |
| Meloxicam | Generic | 92 | 31 | $887 |
| Losartan Potassium | Generic | 89 | 34 | $1,785 |
| Rosuvastatin Calcium | Generic | 88 | 31 | $4,457 |
Hospital affiliations
Frequently asked questions
What is Dr. Peter Desilva's medical specialty?
Dr. Peter Desilva practices Family Medicine Physician in Rancho Santa Margarita, CA.
Where does Dr. Peter Desilva practice?
Dr. Peter Desilva practices at 29809 Santa Margarita Pkwy, Rancho Santa Margarita, CA 926883613. Office phone: 9497095100.
What is Dr. Peter Desilva's NPI?
Dr. Peter Desilva's National Provider Identifier (NPI) is 1316045636, issued by NPPES.
Does Dr. Peter Desilva accept Medicare assignment?
Yes. Dr. Peter Desilva accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Peter Desilva commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.