Doctor profile · Federal record

Dr. James Kwok, D.O.

Physical Medicine & Rehabilitation Physician · Hawthorne, CA

  • NPI 1376952812
  • 12 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3615 Jack Northrop Ave Ste 100
Hawthorne, CA 902504436
(888) 663-6331
fax (415) 252-7176
Mailing address
1 Embarcadero Ctr Ste 1900
San Francisco, CA 941113723

Credentials & registration

NPPES · NUCC
NPI registered
August 2014 — 12 yrs on file
Profile last updated
November 4, 2025
Specialty taxonomy
208100000X — NUCC code
State license (1)
California #20A14929

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1376952812. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
250
Distinct HCPCS
1
Medicare allowed
$28,416
HCPCS Description Services Patients Avg allowed
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 250 32 $114

In context: peer comparison

Among 1 peers in this city , average services per provider: 250. This provider delivers 1.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. James Kwok's medical specialty?
Dr. James Kwok practices Physical Medicine & Rehabilitation Physician in Hawthorne, CA.
Where does Dr. James Kwok practice?
Dr. James Kwok practices at 3615 Jack Northrop Ave Ste 100, Hawthorne, CA 902504436. Office phone: 8886636331.
What is Dr. James Kwok's NPI?
Dr. James Kwok's National Provider Identifier (NPI) is 1376952812, issued by NPPES.
What procedures does Dr. James Kwok commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309). Source: CMS Medicare Physician & Other Practitioners file.