Physician Profile
Peter S. Desilva, MD
Unclaimed ProfileAbout Dr. Desilva
Based in Rancho Santa Margarita, CA, Peter S. Desilva, MD is listed in the NPI registry under family medicine. Peter graduated from University of Texas Medical School at Houston in 1985. According to Medicare claims data, Peter cared for 663 Medicare patients across 960 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Specialty
Credentials & Licensing
Source: NPPES NPI Registry
Contact Information
- (949) 709-5100
- Email not available
Practice Locations
29809 SANTA MARGARITA PKWY SUITE#300
Rancho Santa Margarita, CA 92688
Conditions Commonly Evaluated or Treated
Within Family Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- Allergies
- Diabetes
- Flu
- Hypothyroidism
- Strep throat
- UTI
Cardiometabolic
- High blood pressure
- High cholesterol
Digestive
- Acid reflux
- IBS
Genitourinary and reproductive
- Erectile dysfunction
- Heavy periods
Musculoskeletal and pain
- Gout
- Heel pain
Neurologic and behavioral
- ADHD
- Anxiety
- Depression
- Insomnia
- Migraines
Respiratory and infectious
- Acute bronchitis
- Asthma
- Sinus infection
Skin
- Acne
- Eczema
Common childhood and ear conditions
- Ear infection
- Pink eye
Pain & Joints
- Arthritis
- Back pain
Procedures & services
Most searched procedures
- Annual physical
- Blood test
- Flu shot
- Medicare wellness visit
- Sick visit
- TB test
- Well-woman exam
Preventive interventions
- Birth control counseling
- Smoking cessation counseling
Screening and testing
- Cholesterol screening
- Depression screening
- Diabetes and prediabetes screening
- EKG
Diagnostic Tests
- COVID-19 testing
- Rapid Strep and Flu Swabs
- Urine Drug Screen
Exams & Screenings
- Camp and School Physical
- Pre-Op Clearance Exam
Foot and Leg Pain
- Toenail Fungus Treatment
Heart & Circulation
- Blood Pressure Check
Injections
- Immunotherapy
- Vitamin B12 Injections
Lungs & Breathing
- Pulmonary function test
Minor Procedures
- Burn and Wound Care
- Ingrown toenail removal
- Suture removal
Occupational Health
- DOT Physical
Office procedures
- Earwax removal
- Incision and drainage of an abscess
- Superficial foreign-body removal
Pain Management
- Joint injections
Preventive Care
- Chronic Illness Checkup
- Routine Vaccines
- Travel Vaccines And Consult
Respiratory
- Breathing Treatment
Senior Care
- Cognitive Assessment
Sexual & Reproductive Health
- STD Swabs and Screening
Skin Procedures
- Cyst Removal
- Precancerous Sun Spot Freezing
- Skin Tag Removal
- Wart Removal
Sleep Health
- At-Home Sleep Study Order
Urgent Care Procedures
- Stitches and Laceration Repair
Wellness & Weight
- Weight Management Consult
Women's Health
- Hormone Replacement Therapy Consultation
Procedures Most Often Billed to Medicare
960 services · 663 patients · 17 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Destruction of precancer skin growth, 1 growth | Procedure | 17000 |
27 |
| Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm | Procedure | 12032 |
17 |
| Destruction of precancer skin growth, 15 or more growths | Procedure | 17004 |
13 |
| Removal of impacted ear wax | Procedure | 69210 |
11 |
| Influenza vaccine split virus, preservative free | Treatment | 90662 |
48 |
| Pneumococcal conjugate vaccine, 15 valent (pcv15), for intramuscular use | Treatment | 90671 |
21 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
15 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
357 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
143 |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
100 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other family doctors at this location 2
Same specialty, same street address — most likely the same department or group.
Also at this address 2
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other family doctors in Rancho Santa Margarita 6
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at University of Texas Medical School at Houston 8
Other providers in the same specialty who trained at the same institution.
Class of 1985 at University of Texas Medical School at Houston 8
Providers who graduated from the same medical school in the same year.
Also performs Destruction of precancer skin growth, 1 growth 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Desilva?
Dr. Desilva is a family doctor in Rancho Santa Margarita, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Family Medicine”.
NPI registry
What is Dr. Desilva's address?
Dr. Desilva is listed at 29809 Santa Margarita Pkwy Suite#300, Rancho Santa Margarita, CA 92688. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Desilva?
The number on file is (949) 709-5100. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Desilva's NPI number?
Dr. Desilva's National Provider Identifier is 1316045636. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Desilva train?
Dr. Desilva attended University of Texas Medical School at Houston, graduating in 1985. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Desilva been practicing?
Dr. Desilva has 41 years experience. Calculated from a graduation year of 1985, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Desilva perform?
According to Medicare billing data, Dr. Desilva performs procedures including destruction of precancer skin growth, 1 growth, intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm and destruction of precancer skin growth, 15 or more growths; provides treatments such as influenza vaccine split virus, preservative free and pneumococcal conjugate vaccine, 15 valent , for intramuscular use, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Desilva confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Desilva. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.