Doctor profile · Federal record

Dr. James Simmons, NP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Redwood City, CA

  • NPI 1366744492
  • Accepts Medicare
  • 16 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
830 Jefferson Ave
Redwood City, CA 940631804
(650) 380-0616
Additional location
103 Modesto Ave
Modesto, CA 953540414
(209) 527-4597
Mailing address
4405 Wincanton RD
Salida, CA 953689715

Credentials & registration

NPPES · NUCC
NPI registered
November 2010 — 16 yrs on file
Profile last updated
January 16, 2026
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
California #NP19879

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1366744492. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
52
Distinct HCPCS
2
Medicare allowed
$4,273
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 34 16 $67
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 18 18 $110

In context: peer comparison

Among 2 peers in this city , average services per provider: 23. This provider delivers 2.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. James Simmons's medical specialty?
Dr. James Simmons practices Family Nurse Practitioner in Redwood City, CA.
Where does Dr. James Simmons practice?
Dr. James Simmons practices at 830 Jefferson Ave, Redwood City, CA 940631804. Office phone: 6503800616.
What is Dr. James Simmons's NPI?
Dr. James Simmons's National Provider Identifier (NPI) is 1366744492, issued by NPPES.
Does Dr. James Simmons accept Medicare assignment?
Yes. Dr. James Simmons accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Simmons commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.