Doctor profile · Federal record

Dr. John Fong, MD

Psychiatry Physician · Stockton, CA

  • NPI 1841261054
  • 20 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1130 Monaco CT
Stockton, CA 95207
(209) 478-2060
fax (209) 478-3175
Mailing address
Po Box 986
Woodbridge, CA 952580986

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
January 6, 2010
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
California #G49494
Medicaid
CA #00G494940

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841261054. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
704
Distinct HCPCS
2
Medicare allowed
$61,323
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 490 67 $108
99307 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes 214 57 $40

In context: peer comparison

Among 10 peers in this city , average services per provider: 156. This provider delivers 4.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,486
Patients
295
Total drug cost
$598,766
Drug Type Claims Patients Total cost
Zyprexa Relprevv (Olanzapine Pamoate) Brand 287 19 $275,750
Lorazepam Generic 279 38 $3,257
Olanzapine Generic 259 44 $24,013
Lithium Carbonate Generic 238 25 $2,063
Olanzapine Odt (Olanzapine) Brand 237 31 $107,745
Clozapine Generic 204 24 $24,029
Quetiapine Fumarate Generic 192 27 $15,219
Divalproex Sodium Generic 159 25 $20,775
Clozapine Odt (Clozapine) Brand 137 19 $93,793
Divalproex Sodium Er (Divalproex Sodium) Brand 95 15 $21,656

Frequently asked questions

Auto-generated from federal data
What is Dr. John Fong's medical specialty?
Dr. John Fong practices Psychiatry Physician in Stockton, CA.
Where does Dr. John Fong practice?
Dr. John Fong practices at 1130 Monaco CT, Stockton, CA 95207. Office phone: 2094782060.
What is Dr. John Fong's NPI?
Dr. John Fong's National Provider Identifier (NPI) is 1841261054, issued by NPPES.
What procedures does Dr. John Fong commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309); Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99307). Source: CMS Medicare Physician & Other Practitioners file.