Doctor profile · Federal record

Dr. Jessica Powers, M.D.

Medical Oncology Physician (CMS: Hematology/Oncology) · Vacaville, CA

  • NPI 1538361415
  • Accepts Medicare
  • 23 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1020 Nut Tree RD, Suite 390
Vacaville, CA 956874100
(707) 624-8000

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
February 10, 2017
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207RX0202X — NUCC code
State license (1)
California #A119859

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538361415. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,160
Distinct HCPCS
10
Medicare allowed
$146,858
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 516 224 $106
99215 Established patient office or other outpatient visit, 40-54 minutes 399 106 $156
99205 New patient office or other outpatient visit, 60-74 minutes 77 77 $196
99212 Established patient office or other outpatient visit, 10-19 minutes 42 28 $38
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 29 23 $86
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 26 22 $174
G0427 Telehealth consultation, emergency department or initial inpatient, typically 70 minutes or more communicating with the patient via telehealth 22 20 $201
99421 Online digital evaluation and management service for an established patient for up to 7 days, total time 5-10 minutes 20 14 $14
99422 Online digital evaluation and management service for an established patient for up to 7 days, total time 11-20 minutes 15 13 $28
99213 Established patient office or other outpatient visit, 20-29 minutes 14 13 $72

In context: peer comparison

Among 1 peers in this city , average services per provider: 116. This provider delivers 10.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$730
Transactions
30
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Merck Sharp & Dohme LLC 4 $114.40
AstraZeneca Pharmaceuticals LP 3 $87.31
Takeda Pharmaceuticals U.S.A., Inc. 4 $76.66
Novartis Pharmaceuticals Corporation 3 $65.55
PFIZER INC. 3 $62.69
Janssen Biotech, Inc. 3 $57.50
ABBVIE INC. 2 $44.84
Deciphera Pharmaceuticals Inc. 1 $26.94
Genentech USA, Inc. 1 $25.94
Eisai Inc. 1 $25.51
SUN PHARMACEUTICAL INDUSTRIES INC. 1 $24.71
Daiichi Sankyo Inc. 1 $21.57
E.R. Squibb & Sons, L.L.C. 1 $20.61
Astellas Pharma US Inc 1 $20.58
SERVIER PHARMACEUTICALS LLC 1 $20.09

By nature of payment

Food and Beverage
$730

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
583
Patients
116
Total drug cost
$169,288
Drug Type Claims Patients Total cost
Anastrozole Generic 100 33 $4,254
Eliquis (Apixaban) Brand 64 15 $73,723
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 59 11 $1,578
Ondansetron Hcl Generic 57 22 $1,203
Oxycodone Hcl Generic 48 0 $1,522
Dexamethasone Generic 45 17 $1,192
Prochlorperazine Maleate Generic 33 18 $612
Prednisone Generic 30 0 $160
Abiraterone Acetate Generic 23 0 $82,446
Baclofen Generic 23 0 $662

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jessica Powers's medical specialty?
Dr. Jessica Powers practices Medical Oncology Physician in Vacaville, CA.
Where does Dr. Jessica Powers practice?
Dr. Jessica Powers practices at 1020 Nut Tree RD, Vacaville, CA 956874100. Office phone: 7076248000.
What is Dr. Jessica Powers's NPI?
Dr. Jessica Powers's National Provider Identifier (NPI) is 1538361415, issued by NPPES.
Does Dr. Jessica Powers accept Medicare assignment?
Yes. Dr. Jessica Powers accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jessica Powers 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); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.