Doctor profile · Federal record

Dr. Lan Quang, M.D.

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

  • NPI 1437354347
  • Accepts Medicare
  • 19 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1525 N El Dorado St, Suite 1
Stockton, CA 952045932
(209) 465-5107

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
February 2, 2017
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
California #A111373 · Pennsylvania #MT191351

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1437354347. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
840
Distinct HCPCS
7
Medicare allowed
$134,836
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 346 156 $80
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 204 19 $361
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 107 33 $81
99214 Established patient office or other outpatient visit, 30-39 minutes 75 59 $107
90935 Hemodialysis procedure with physician evaluation 43 14 $73
99205 New patient office or other outpatient visit, 60-74 minutes 40 40 $227
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 25 20 $177

In context: peer comparison

Among 13 peers in Stockton Internal Medicine Physician, average services per provider: 189. This provider delivers 4.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$3,425
Transactions
148
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Amgen INC. 25 $448.09
AstraZeneca Pharmaceuticals Lp 15 $441.24
Otsuka America Pharmaceutical, INC. 15 $280.08
Novo Nordisk INC 15 $260.49
Lilly USA, LLC 8 $229.09
Boehringer Ingelheim Pharmaceuticals, INC. 8 $217.65
Calliditas Therapeutics US INC. 15 $204.10
Bayer Healthcare Pharmaceuticals INC. 9 $191.89
Novartis Pharmaceuticals Corporation 10 $190.80
Fresenius USA Marketing, INC. 10 $188.39
Exact Sciences Corporation 4 $100.08
Mallinckrodt Hospital Products INC. 4 $90.57
Ardelyx, INC. 4 $88.15
Vifor Pharma, INC. 3 $67.58
Opko Pharmaceuticals, LLC 3 $63.82

By nature of payment

Food and Beverage
$3,407
Education
$18

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,321
Patients
470
Total drug cost
$566,586
Drug Type Claims Patients Total cost
Losartan Potassium Generic 238 82 $4,482
Farxiga (Dapagliflozin Propanediol) Brand 153 56 $238,725
Furosemide Generic 147 59 $1,716
Amlodipine Besylate Generic 128 45 $1,674
Calcitriol Generic 95 24 $2,448
Metformin Hcl Generic 68 29 $973
Jardiance (Empagliflozin) Brand 67 24 $84,344
Veltassa (Patiromer Calcium Sorbitex) Brand 63 19 $116,861
Allopurinol Generic 58 20 $1,089
Hydralazine Hcl Generic 57 27 $2,143

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Lan Quang's medical specialty?
Dr. Lan Quang practices Internal Medicine Physician in Stockton, CA.
Where does Dr. Lan Quang practice?
Dr. Lan Quang practices at 1525 N El Dorado St, Stockton, CA 952045932. Office phone: 2094655107.
What is Dr. Lan Quang's NPI?
Dr. Lan Quang's National Provider Identifier (NPI) is 1437354347, issued by NPPES.
Does Dr. Lan Quang accept Medicare assignment?
Yes. Dr. Lan Quang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lan Quang commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Dialysis services, 4 or more physician visits per month (20 years or older) (HCPCS 90960); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.