Doctor profile · Federal record

Dr. Aileen Whelan, M.D.

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

  • NPI 1306955125
  • Accepts Medicare
  • 37 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1501 Trousdale Dr, 3Rd Floor
Burlingame, CA 940104506
(650) 652-8500
Mailing address
325 Distel Cir
Los Altos, CA 940221408

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
March 10, 2020
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #G70278
Medicaid
CA #00G702780

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1306955125. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
757
Distinct HCPCS
9
Medicare allowed
$109,089
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 329 230 $153
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 165 165 $157
99215 Established patient office or other outpatient visit, 40-54 minutes 65 56 $211
99213 Established patient office or other outpatient visit, 20-29 minutes 51 49 $109
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 46 46 $76
G0008 Administration of influenza virus vaccine 46 46 $37
G0009 Administration of pneumococcal vaccine 24 24 $35
90671 Pneumococcal conjugate vaccine, 15 valent (pcv15), for intramuscular use 16 16 $241
99495 Transitional care management services for problem of at least moderate complexity 15 14 $250

In context: peer comparison

Among 24 peers in this city , average services per provider: 164. This provider delivers 4.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,316
Patients
644
Total drug cost
$39,470
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 462 123 $7,177
Levothyroxine Sodium Generic 303 78 $5,578
Amlodipine Besylate Generic 272 78 $2,473
Lisinopril Generic 263 64 $3,397
Losartan Potassium Generic 176 49 $2,659
Metoprolol Succinate Generic 116 37 $2,643
Simvastatin Generic 114 31 $1,487
Alendronate Sodium Generic 113 36 $1,209
Omeprazole Generic 82 25 $1,444
Hydrochlorothiazide Generic 71 21 $421

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Aileen Whelan's medical specialty?
Dr. Aileen Whelan practices Internal Medicine Physician in Burlingame, CA.
Where does Dr. Aileen Whelan practice?
Dr. Aileen Whelan practices at 1501 Trousdale Dr, Burlingame, CA 940104506. Office phone: 6506528500.
What is Dr. Aileen Whelan's NPI?
Dr. Aileen Whelan's National Provider Identifier (NPI) is 1306955125, issued by NPPES.
Does Dr. Aileen Whelan accept Medicare assignment?
Yes. Dr. Aileen Whelan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Aileen Whelan 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 99215). Source: CMS Medicare Physician & Other Practitioners file.