Doctor profile · Federal record

Dr. Pamela de Silva, MD

Internal Medicine Physician (CMS: Internal Medicine) · Palmdale, CA

  • NPI 1568414548
  • Accepts Medicare
  • 44 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
623 W Avenue Q, Suite A
Palmdale, CA 935513890
(661) 726-6255
fax (855) 451-0552
Mailing address
Po Box 4037
Lancaster, CA 935394037

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
April 14, 2022
Year of graduation
1982 — 44 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A48894
Medicaid
CA #00A488940

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1568414548. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,241
Distinct HCPCS
10
Medicare allowed
$428,437
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 1,111 448 $137
99215 Established patient office or other outpatient visit, 40-54 minutes 514 402 $190
81002 Urinalysis, manual test 400 316 $3
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 379 310 $16
99213 Established patient office or other outpatient visit, 20-29 minutes 364 215 $97
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 275 275 $139
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit 136 136 $173
96904 Photograph of entire body 125 120 $82
96372 Injection of drug or substance under skin or into muscle 118 73 $16
G0008 Administration of influenza virus vaccine 104 104 $33

In context: peer comparison

Among 4 peers in this city , average services per provider: 108. This provider delivers 39× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$100
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Avanos Medical 1 $53.53
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) 1 $28.19
Amgen Inc. 1 $18.20

By nature of payment

Food and Beverage
$100

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,026
Patients
664
Total drug cost
$137,316
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 395 112 $6,791
Atorvastatin Calcium Generic 261 92 $3,867
Rosuvastatin Calcium Generic 254 78 $9,646
Amlodipine Besylate Generic 192 68 $2,456
Metoprolol Succinate Generic 126 37 $2,317
Allopurinol Generic 106 34 $1,542
Simvastatin Generic 106 34 $1,223
Pantoprazole Sodium Generic 98 36 $2,574
Metformin Hcl Generic 87 30 $1,171
Montelukast Sodium Generic 81 29 $1,490

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Pamela de Silva's medical specialty?
Dr. Pamela de Silva practices Internal Medicine Physician in Palmdale, CA.
Where does Dr. Pamela de Silva practice?
Dr. Pamela de Silva practices at 623 W Avenue Q, Palmdale, CA 935513890. Office phone: 6617266255.
What is Dr. Pamela de Silva's NPI?
Dr. Pamela de Silva's National Provider Identifier (NPI) is 1568414548, issued by NPPES.
Does Dr. Pamela de Silva accept Medicare assignment?
Yes. Dr. Pamela de Silva accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Pamela de Silva commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); Urinalysis, manual test (HCPCS 81002). Source: CMS Medicare Physician & Other Practitioners file.