Doctor profile · Federal record

Dr. Sophia Marquis, PA

Physician Assistant · Escondido, CA

  • NPI 1174692545
  • Accepts Medicare
  • 26 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
225 E 2Nd Ave
Escondido, CA 920254249
(760) 291-6700
fax (760) 291-6967

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
December 13, 2024
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
California #PA15731

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174692545. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
388
Distinct HCPCS
7
Medicare allowed
$26,061
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 216 212 $81
81003 Automated urinalysis test 53 51 $2
99214 Established patient office or other outpatient visit, 30-39 minutes 33 31 $114
87651 Detection test by nucleic acid for strep (streptococcus, group a), amplified probe technique 32 31 $34
99203 New patient office or other outpatient visit, 30-44 minutes 26 26 $102
69209 Removal of impacted ear wax by washing 17 15 $17
99212 Established patient office or other outpatient visit, 10-19 minutes 11 11 $52

In context: peer comparison

Among 9 peers in Escondido Physician Assistant, average services per provider: 61. This provider delivers 6.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$31
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
GlaxoSmithKline, LLC. 1 $30.98

By nature of payment

Food and Beverage
$31

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
468
Patients
451
Total drug cost
$5,693
Drug Type Claims Patients Total cost
Fluticasone Propionate Generic 91 91 $956
Doxycycline Hyclate Generic 83 82 $836
Cefuroxime (Cefuroxime Axetil) Brand 49 47 $575
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 37 36 $307
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 37 36 $457
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 30 30 $947
Mupirocin Generic 27 27 $170
Prednisone Generic 25 25 $59
Triamcinolone Acetonide Generic 25 25 $143
Cephalexin Generic 23 23 $70

Frequently asked questions

Auto-generated from federal data
What is Dr. Sophia Marquis's medical specialty?
Dr. Sophia Marquis practices Physician Assistant in Escondido, CA.
Where does Dr. Sophia Marquis practice?
Dr. Sophia Marquis practices at 225 E 2Nd Ave, Escondido, CA 920254249. Office phone: 7602916700.
What is Dr. Sophia Marquis's NPI?
Dr. Sophia Marquis's National Provider Identifier (NPI) is 1174692545, issued by NPPES.
Does Dr. Sophia Marquis accept Medicare assignment?
Yes. Dr. Sophia Marquis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sophia Marquis commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Automated urinalysis test (HCPCS 81003); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.