Doctor profile · Federal record

Dr. Deirdre Stegman

Internal Medicine Physician · Palo Alto, CA

  • NPI 1720195613
  • 20 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
795 El Camino Real
Palo Alto, CA 943012302
(650) 321-4121
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 3, 2020
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #G45396

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1720195613. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
215
Distinct HCPCS
3
Medicare allowed
$31,793
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 91 90 $155
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 80 80 $160
99213 Established patient office or other outpatient visit, 20-29 minutes 44 44 $111

In context: peer comparison

Among 30 peers in this city , average services per provider: 82. This provider delivers 2.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,755
Patients
596
Total drug cost
$27,689
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 462 156 $5,850
Amlodipine Besylate Generic 236 80 $2,840
Losartan Potassium Generic 178 63 $2,564
Levothyroxine Sodium Generic 167 55 $3,124
Simvastatin Generic 78 27 $1,045
Escitalopram Oxalate Generic 77 19 $942
Lisinopril Generic 77 29 $883
Metformin Hcl Er (Metformin Hcl) Brand 72 26 $886
Metoprolol Succinate Generic 68 22 $1,533
Alendronate Sodium Generic 62 22 $940

Frequently asked questions

Auto-generated from federal data
What is Dr. Deirdre Stegman's medical specialty?
Dr. Deirdre Stegman practices Internal Medicine Physician in Palo Alto, CA.
Where does Dr. Deirdre Stegman practice?
Dr. Deirdre Stegman practices at 795 El Camino Real, Palo Alto, CA 943012302. Office phone: 6503214121.
What is Dr. Deirdre Stegman's NPI?
Dr. Deirdre Stegman's National Provider Identifier (NPI) is 1720195613, issued by NPPES.
What procedures does Dr. Deirdre Stegman 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.