Doctor profile · Federal record

Dr. Michael Su, MD

Internal Medicine Physician (CMS: Internal Medicine) · Sunnyvale, CA

  • NPI 1871501130
  • Accepts Medicare
  • 30 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
401 Old San Francisco RD
Sunnyvale, CA 940866387
(408) 730-4360
Mailing address
2350 W El Camino Real Fl 2
Mountain View, CA 940406203

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
December 20, 2011
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A64857

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1871501130. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
452
Distinct HCPCS
6
Medicare allowed
$66,351
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 163 126 $154
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 119 119 $160
99213 Established patient office or other outpatient visit, 20-29 minutes 95 86 $109
99215 Established patient office or other outpatient visit, 40-54 minutes 47 40 $218
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 14 14 $75
G0008 Administration of influenza virus vaccine 14 14 $38

In context: peer comparison

Among 14 peers in this city , average services per provider: 58. This provider delivers 7.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,160
Patients
317
Total drug cost
$15,589
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 221 63 $2,541
Amlodipine Besylate Generic 115 37 $1,213
Metformin Hcl Generic 108 30 $1,376
Lisinopril Generic 107 31 $1,046
Simvastatin Generic 88 22 $1,193
Levothyroxine Sodium Generic 74 20 $1,338
Losartan Potassium Generic 71 20 $896
Metoprolol Succinate Generic 67 18 $1,354
Hydrochlorothiazide Generic 50 13 $252
Atenolol Generic 47 11 $530

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Su's medical specialty?
Dr. Michael Su practices Internal Medicine Physician in Sunnyvale, CA.
Where does Dr. Michael Su practice?
Dr. Michael Su practices at 401 Old San Francisco RD, Sunnyvale, CA 940866387. Office phone: 4087304360.
What is Dr. Michael Su's NPI?
Dr. Michael Su's National Provider Identifier (NPI) is 1871501130, issued by NPPES.
Does Dr. Michael Su accept Medicare assignment?
Yes. Dr. Michael Su accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Su commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.