Doctor profile · Federal record

Dr. Nam Bui, MD

Medical Oncology Physician (CMS: Internal Medicine) · Stanford, CA

  • NPI 1982994802
  • Accepts Medicare
  • MIPS 75.5 / 100 · 2023
  • 15 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
300 Pasteur Dr
Stanford, CA 943052200
(650) 723-4000
Additional location
780 Welch RD Rm Cj250J
Palo Alto, CA 943041516
(650) 723-6661
Additional location
875 Blake Wilbur Dr
Palo Alto, CA 943042205
(650) 723-6661

Credentials & registration

NPPES · NUCC
NPI registered
April 2011 — 15 yrs on file
Profile last updated
April 16, 2024
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
207RX0202X — NUCC code
State license (1)
California #A122472

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1982994802. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
551
Distinct HCPCS
9
Medicare allowed
$77,061
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 168 57 $166
99214 Established patient office or other outpatient visit, 30-39 minutes 80 50 $113
99215 Established patient office or other outpatient visit, 40-54 minutes 63 34 $159
99213 Established patient office or other outpatient visit, 20-29 minutes 62 48 $76
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 42 26 $137
99213 Established patient office or other outpatient visit, 20-29 minutes 40 23 $76
99214 Established patient office or other outpatient visit, 30-39 minutes 33 26 $113
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 33 32 $200
99205 New patient office or other outpatient visit, 60-74 minutes 30 30 $209

In context: peer comparison

Among 27 peers in this city , average services per provider: 634. This provider delivers 0.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$6,651
Transactions
7
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Boehringer Ingelheim Pharmaceuticals, Inc. 1 $2,610.00
Aadi Bioscience, Inc. 1 $2,055.00
Deciphera Pharmaceuticals Inc. 4 $1,931.40
Daiichi Sankyo Inc. 1 $54.28

By nature of payment

Honoraria
$3,720
Consulting Fee
$2,610
Food and Beverage
$286
Travel and Lodging
$35

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
251
Patients
43
Total drug cost
$1,939,704
Drug Type Claims Patients Total cost
Imatinib Mesylate Generic 54 11 $88,512
Ondansetron Hcl Generic 36 19 $348
Votrient (Pazopanib Hcl) Brand 27 0 $475,691
Prochlorperazine Maleate Generic 23 13 $272
Eliquis (Apixaban) Brand 19 0 $16,401
Cabometyx (Cabozantinib S-Malate) Brand 17 0 $492,950
Stivarga (Regorafenib) Brand 14 0 $277,872
Sunitinib Malate Generic 14 0 $144,718
Prednisone Generic 13 0 $101
Vitrakvi (Larotrectinib Sulfate) Brand 12 0 $442,692

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Nam Bui's medical specialty?
Dr. Nam Bui practices Medical Oncology Physician in Stanford, CA.
Where does Dr. Nam Bui practice?
Dr. Nam Bui practices at 300 Pasteur Dr, Stanford, CA 943052200. Office phone: 6507234000.
What is Dr. Nam Bui's NPI?
Dr. Nam Bui's National Provider Identifier (NPI) is 1982994802, issued by NPPES.
Does Dr. Nam Bui accept Medicare assignment?
Yes. Dr. Nam Bui accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nam Bui commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.