Doctor profile · Federal record

Dr. Osama Lam, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · San Jose, CA

  • NPI 1154432045
  • Accepts Medicare
  • MIPS 83.6 / 100 · 2023
  • 37 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
227 N Jackson Ave
San Jose, CA 951161603
(408) 871-3400

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
November 30, 2020
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #G69482
Medicaid
CA #00G694820

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1154432045. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,023
Distinct HCPCS
10
Medicare allowed
$119,422
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 1,202 534 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 560 174 $155
99213 Established patient office or other outpatient visit, 20-29 minutes 81 55 $110
G0008 Administration of influenza virus vaccine 49 47 $38
90662 Influenza vaccine split virus, preservative free 42 41 $71
G0009 Administration of pneumococcal vaccine 26 26 $38
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 18 18 $159
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 16 15 $17
99204 New patient office or other outpatient visit, 45-59 minutes 15 15 $201
90732 Pneumococcal vaccine, 23-valent 14 14 $131

In context: peer comparison

Among 94 peers in this city , average services per provider: 175. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$24
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Exact Sciences Corporation 1 $23.78

By nature of payment

Food and Beverage
$24

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,915
Patients
1,166
Total drug cost
$64,700
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 567 169 $10,746
Amlodipine Besylate Generic 494 151 $5,945
Lisinopril Generic 378 112 $4,339
Metformin Hcl Generic 355 114 $4,464
Losartan Potassium Generic 332 96 $5,919
Simvastatin Generic 309 93 $3,659
Levothyroxine Sodium Generic 232 66 $3,991
Tamsulosin Hcl Generic 202 61 $4,838
Hydrochlorothiazide Generic 180 49 $1,204
Metoprolol Succinate Generic 177 55 $5,057

Frequently asked questions

Auto-generated from federal data
What is Dr. Osama Lam's medical specialty?
Dr. Osama Lam practices Internal Medicine Physician in San Jose, CA.
Where does Dr. Osama Lam practice?
Dr. Osama Lam practices at 227 N Jackson Ave, San Jose, CA 951161603. Office phone: 4088713400.
What is Dr. Osama Lam's NPI?
Dr. Osama Lam's National Provider Identifier (NPI) is 1154432045, issued by NPPES.
Does Dr. Osama Lam accept Medicare assignment?
Yes. Dr. Osama Lam accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Osama Lam commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.