Doctor profile · Federal record

Dr. Alexander Chan, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Hospitalist Physician · Stockton, CA

  • NPI 1386722296
  • Accepts Medicare
  • MIPS 90.2 / 100 · 2023
  • 30 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4748 Saint Andrews Drive
Stockton, CA 95219
(209) 689-4607
fax (888) 250-8298
Mailing address
P.O. Box 7979
Stockton, CA 95267

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
October 24, 2018
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A69498

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1386722296. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,526
Distinct HCPCS
8
Medicare allowed
$349,396
HCPCS Description Services Patients Avg allowed
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 2,172 590 $76
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes 739 620 $136
99306 Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 221 204 $185
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 122 114 $109
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 95 95 $134
99316 Nursing facility discharge management, more than 30 minutes 88 87 $133
99307 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes 72 69 $41
99310 Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 17 17 $156

In context: peer comparison

Among 13 peers in Stockton Internal Medicine Physician, average services per provider: 189. This provider delivers 19× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$25
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Acadia Pharmaceuticals INC 1 $25.13

By nature of payment

Food and Beverage
$25

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
13,055
Patients
2,110
Total drug cost
$519,224
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 1,771 181 $18,534
Atorvastatin Calcium Generic 1,585 282 $23,060
Furosemide Generic 1,371 204 $9,128
Gabapentin Generic 1,049 175 $19,333
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 1,001 160 $23,738
Potassium Chloride Generic 870 169 $18,525
Amlodipine Besylate Generic 802 136 $6,537
Eliquis (Apixaban) Brand 774 122 $222,561
Lorazepam Generic 599 100 $5,628
Clopidogrel (Clopidogrel Bisulfate) Brand 584 81 $6,720

Frequently asked questions

Auto-generated from federal data
What is Dr. Alexander Chan's medical specialty?
Dr. Alexander Chan practices Internal Medicine Physician in Stockton, CA.
Where does Dr. Alexander Chan practice?
Dr. Alexander Chan practices at 4748 Saint Andrews Drive, Stockton, CA 95219. Office phone: 2096894607.
What is Dr. Alexander Chan's NPI?
Dr. Alexander Chan's National Provider Identifier (NPI) is 1386722296, issued by NPPES.
Does Dr. Alexander Chan accept Medicare assignment?
Yes. Dr. Alexander Chan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alexander Chan commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308); Initial nursing facility care with moderate level of medical decision making (HCPCS 99305); Initial nursing facility care with high level of medical decision making (HCPCS 99306). Source: CMS Medicare Physician & Other Practitioners file.