Doctor profile · Federal record

Dr. Julie Hersk, M.D.

Emergency Medicine Physician · Fairfield, CA

  • NPI 1023114030
  • MIPS 86.3 / 100 · 2023
  • 20 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1200 B Gale Wilson Blvd
Fairfield, CA 945333552
(707) 429-3600
Mailing address
12 Sycamore Ave
Larkspur, CA 949391315

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
March 13, 2008
Specialty taxonomy
207P00000X — NUCC code
State license (1)
California #A89497
Medicaid
CA #00A894970

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1023114030. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
34
Distinct HCPCS
2
Medicare allowed
$5,356
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 18 18 $130
99285 Emergency department visit with high level of medical decision making 16 15 $188

In context: peer comparison

Among 7 peers in Fairfield Emergency Medicine Physician, average services per provider: 94. This provider delivers 0.4× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Julie Hersk's medical specialty?
Dr. Julie Hersk practices Emergency Medicine Physician in Fairfield, CA.
Where does Dr. Julie Hersk practice?
Dr. Julie Hersk practices at 1200 B Gale Wilson Blvd, Fairfield, CA 945333552. Office phone: 7074293600.
What is Dr. Julie Hersk's NPI?
Dr. Julie Hersk's National Provider Identifier (NPI) is 1023114030, issued by NPPES.
What procedures does Dr. Julie Hersk commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with high level of medical decision making (HCPCS 99285). Source: CMS Medicare Physician & Other Practitioners file.