Doctor profile · Federal record

Dr. Robert Santos, M.D.

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

  • NPI 1356340384
  • Accepts Medicare
  • 48 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5565 W Las Positas Blvd, Suite #260
Pleasanton, CA 945884001
(925) 460-8478
fax (925) 734-0517

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
September 22, 2011
Year of graduation
1978 — 48 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #G40697

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1356340384. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
530
Distinct HCPCS
7
Medicare allowed
$78,539
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 206 156 $149
99215 Established patient office or other outpatient visit, 40-54 minutes 142 115 $209
99213 Established patient office or other outpatient visit, 20-29 minutes 91 85 $107
90662 Influenza vaccine split virus, preservative free 28 28 $72
G0008 Administration of influenza virus vaccine 28 28 $36
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 18 18 $153
99443 Telephone medical discussion with physician, 21-30 minutes 17 17 $151

In context: peer comparison

Among 7 peers in this city , average services per provider: 116. This provider delivers 4.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
94
Patients
52
Total drug cost
$853
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 23 0 $73
Atorvastatin Calcium Generic 16 11 $180
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 14 0 $238
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 14 14 $156
Azithromycin Generic 14 14 $100
Paxlovid (Eua) (Nirmatrelvir/Ritonavir) Brand 13 13 $106

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Santos's medical specialty?
Dr. Robert Santos practices Internal Medicine Physician in Pleasanton, CA.
Where does Dr. Robert Santos practice?
Dr. Robert Santos practices at 5565 W Las Positas Blvd, Pleasanton, CA 945884001. Office phone: 9254608478.
What is Dr. Robert Santos's NPI?
Dr. Robert Santos's National Provider Identifier (NPI) is 1356340384, issued by NPPES.
Does Dr. Robert Santos accept Medicare assignment?
Yes. Dr. Robert Santos accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Santos commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.