Doctor profile · Federal record

Dr. Debra Stock, PA

Medical Physician Assistant · Physician Assistant · Fairfield, CA

  • NPI 1376623215
  • MIPS 74.8 / 100 · 2023
  • 20 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
480 Chadbourne RD
Fairfield, CA 945349639
(707) 399-4500
fax (707) 399-9419
Additional location
2290 Sacramento St
Vallejo, CA 945902929
(707) 643-5785
fax (707) 643-5876
Mailing address
2290 Sacramento St
Vallejo, CA 945902929

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
May 10, 2023
Specialty taxonomy
363AM0700X — NUCC code
State license (1)
California #PA16490
Medicaid
CA #PA16490

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1376623215. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,210
Distinct HCPCS
10
Medicare allowed
$158,776
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 607 440 $86
17003 Destruction of precancer skin growth, 2-14 growths 577 126 $7
17110 Destruction of skin growth, 1-14 growths 252 212 $116
17000 Destruction of precancer skin growth, 1 growth 216 165 $55
11102 Biopsy of related skin growth, first growth 178 162 $95
99214 Established patient office or other outpatient visit, 30-39 minutes 96 76 $122
99203 New patient office or other outpatient visit, 30-44 minutes 68 68 $106
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 49 21 $1
11103 Biopsy of related skin growth, each additional growth 41 34 $51
J7308 Aminolevulinic acid hcl for topical administration, 20%, single unit dosage form (354 mg) 32 29 $385

In context: peer comparison

Among 4 peers in this city , average services per provider: 394. This provider delivers 5.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,706
Transactions
69
Manufacturers
12
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 25 $644.63
Lilly USA, LLC 18 $408.25
UCB, Inc. 10 $300.36
Janssen Biotech, Inc. 3 $78.04
LEO Pharma Inc. 2 $44.56
Novartis Pharmaceuticals Corporation 2 $43.81
PFIZER INC. 2 $42.44
Regeneron Healthcare Solutions, Inc. 1 $41.10
STRATA Skin Sciences, Inc. 3 $38.39
SUN PHARMACEUTICAL INDUSTRIES INC. 1 $24.93
GENZYME CORPORATION 1 $23.57
Ortho Dermatologics, a division of Bausch Health US, LLC 1 $15.58

By nature of payment

Food and Beverage
$1,689
Education
$17

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
190
Patients
108
Total drug cost
$167,147
Drug Type Claims Patients Total cost
Ketoconazole Generic 44 20 $1,435
Triamcinolone Acetonide Generic 33 21 $452
Clobetasol Propionate Generic 28 21 $3,291
Doxycycline Hyclate Generic 26 11 $4,073
Fluorouracil Generic 25 24 $1,861
Humira(Cf) Pen (Adalimumab) Brand 20 0 $154,242
Desonide Generic 14 11 $1,793

Frequently asked questions

Auto-generated from federal data
What is Dr. Debra Stock's medical specialty?
Dr. Debra Stock practices Medical Physician Assistant in Fairfield, CA.
Where does Dr. Debra Stock practice?
Dr. Debra Stock practices at 480 Chadbourne RD, Fairfield, CA 945349639. Office phone: 7073994500.
What is Dr. Debra Stock's NPI?
Dr. Debra Stock's National Provider Identifier (NPI) is 1376623215, issued by NPPES.
What procedures does Dr. Debra Stock commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Destruction of precancer skin growth, 2-14 growths (HCPCS 17003); Destruction of skin growth, 1-14 growths (HCPCS 17110). Source: CMS Medicare Physician & Other Practitioners file.