Doctor profile · Federal record

Dr. Siamak Mehdizadehseraj, M.D.

Internal Medicine Physician · Student in an Organized Health Care Education/Training Program · French Camp, CA

  • NPI 1720460942
  • 11 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
500 W Hospital RD
French Camp, CA 95231
(209) 468-6000
fax (209) 468-7042
Mailing address
Po Box 1020
Stockton, CA 952013120

Credentials & registration

NPPES · NUCC
NPI registered
June 2015 — 11 yrs on file
Profile last updated
September 5, 2018
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A152630

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1720460942. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,408
Distinct HCPCS
9
Medicare allowed
$142,500
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 435 181 $82
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 401 151 $124
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 367 134 $87
99239 Hospital discharge day management, more than 30 minutes 65 65 $120
99238 Hospital discharge day management, 30 minutes or less 42 42 $83
99497 Advance care planning, first 30 minutes 40 37 $96
99306 Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 30 27 $209
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 16 16 $132
99316 Nursing facility discharge management, more than 30 minutes 12 12 $151

In context: peer comparison

Among 10 peers in this city , average services per provider: 112. This provider delivers 13× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
581
Patients
273
Total drug cost
$55,256
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 66 27 $754
Furosemide Generic 62 45 $385
Amlodipine Besylate Generic 57 40 $506
Gabapentin Generic 50 15 $375
Trulicity (Dulaglutide) Brand 50 0 $29,201
Losartan Potassium Generic 49 44 $659
Eliquis (Apixaban) Brand 46 23 $19,414
Mirtazapine Generic 31 0 $616
Metformin Hcl Generic 27 0 $166
Levothyroxine Sodium Generic 26 0 $365

Frequently asked questions

Auto-generated from federal data
What is Dr. Siamak Mehdizadehseraj's medical specialty?
Dr. Siamak Mehdizadehseraj practices Internal Medicine Physician in French Camp, CA.
Where does Dr. Siamak Mehdizadehseraj practice?
Dr. Siamak Mehdizadehseraj practices at 500 W Hospital RD, French Camp, CA 95231. Office phone: 2094686000.
What is Dr. Siamak Mehdizadehseraj's NPI?
Dr. Siamak Mehdizadehseraj's National Provider Identifier (NPI) is 1720460942, issued by NPPES.
What procedures does Dr. Siamak Mehdizadehseraj commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); 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 99308). Source: CMS Medicare Physician & Other Practitioners file.