Doctor profile · Federal record

Dr. Dianne Storey, MD

Internal Medicine Physician (CMS: Internal Medicine) · Los Altos, CA

  • NPI 1740372259
  • Accepts Medicare
  • 35 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
370 Distel Cir
Los Altos, CA 940221404
(650) 254-5200
Mailing address
325 Distel Cir
Los Altos, CA 940221408

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
March 4, 2020
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #G84044

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1740372259. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
519
Distinct HCPCS
9
Medicare allowed
$71,564
HCPCS Description Services Patients Avg allowed
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 153 153 $160
99214 Established patient office or other outpatient visit, 30-39 minutes 125 93 $156
99213 Established patient office or other outpatient visit, 20-29 minutes 69 63 $111
99215 Established patient office or other outpatient visit, 40-54 minutes 47 41 $218
G0008 Administration of influenza virus vaccine 38 37 $38
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 35 34 $75
G0009 Administration of pneumococcal vaccine 26 26 $35
90732 Pneumococcal vaccine, 23-valent 14 14 $131
90671 Pneumococcal conjugate vaccine, 15 valent (pcv15), for intramuscular use 12 12 $241

In context: peer comparison

Among 8 peers in Los Altos Internal Medicine Physician, average services per provider: 59. This provider delivers 8.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,252
Patients
288
Total drug cost
$17,124
Drug Type Claims Patients Total cost
Hydrochlorothiazide Generic 162 39 $1,016
Atorvastatin Calcium Generic 154 38 $2,003
Levothyroxine Sodium Generic 149 33 $1,955
Simvastatin Generic 139 33 $1,347
Amlodipine Besylate Generic 129 33 $1,273
Lisinopril Generic 80 21 $722
Sertraline Hcl Generic 66 0 $834
Losartan Potassium Generic 65 18 $752
Metoprolol Succinate Generic 59 16 $1,003
Rosuvastatin Calcium Generic 52 16 $1,290

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Dianne Storey's medical specialty?
Dr. Dianne Storey practices Internal Medicine Physician in Los Altos, CA.
Where does Dr. Dianne Storey practice?
Dr. Dianne Storey practices at 370 Distel Cir, Los Altos, CA 940221404. Office phone: 6502545200.
What is Dr. Dianne Storey's NPI?
Dr. Dianne Storey's National Provider Identifier (NPI) is 1740372259, issued by NPPES.
Does Dr. Dianne Storey accept Medicare assignment?
Yes. Dr. Dianne Storey accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dianne Storey commonly perform?
Top Medicare-reported procedures in 2023: Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.