Doctor profile · Federal record

Dr. Calvin Lei, MD

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

  • NPI 1265432967
  • Accepts Medicare
  • 39 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
5565 W Las Positas Blvd Ste 260
Pleasanton, CA 945885807
(925) 416-5470
Additional location
1447 Cedarwood Lane #A
Pleasanton, CA 94550
(925) 460-9903
fax (925) 460-9904

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
August 11, 2020
Year of graduation
1987 — 39 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A54048
Medicaid
CA #00A540480

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1265432967. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,659
Distinct HCPCS
10
Medicare allowed
$184,189
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 691 452 $106
99214 Established patient office or other outpatient visit, 30-39 minutes 348 235 $151
G0008 Administration of influenza virus vaccine 105 104 $36
90662 Influenza vaccine split virus, preservative free 104 103 $72
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 84 84 $153
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and 51 37 $63
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 42 42 $281
G0009 Administration of pneumococcal vaccine 41 41 $36
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 33 32 $17
90480 Admn sarscov2 vacc 1 dose 32 32 $48

In context: peer comparison

Among 7 peers in this city , average services per provider: 116. This provider delivers 14× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$124
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Boehringer Ingelheim Pharmaceuticals, Inc. 1 $124.49

By nature of payment

Food and Beverage
$124

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,336
Patients
795
Total drug cost
$33,774
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 384 121 $4,775
Amlodipine Besylate Generic 229 81 $2,576
Levothyroxine Sodium Generic 217 76 $3,269
Losartan Potassium Generic 199 66 $2,800
Zolpidem Tartrate Generic 149 44 $1,271
Lisinopril Generic 148 49 $1,473
Metoprolol Succinate Generic 137 49 $3,246
Alprazolam Generic 132 38 $580
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 124 43 $3,262
Omeprazole Generic 123 45 $2,170

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Calvin Lei's medical specialty?
Dr. Calvin Lei practices Internal Medicine Physician in Pleasanton, CA.
Where does Dr. Calvin Lei practice?
Dr. Calvin Lei practices at 5565 W Las Positas Blvd Ste 260, Pleasanton, CA 945885807. Office phone: 9254165470.
What is Dr. Calvin Lei's NPI?
Dr. Calvin Lei's National Provider Identifier (NPI) is 1265432967, issued by NPPES.
Does Dr. Calvin Lei accept Medicare assignment?
Yes. Dr. Calvin Lei accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Calvin Lei commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Administration of influenza virus vaccine (HCPCS G0008). Source: CMS Medicare Physician & Other Practitioners file.