Doctor profile · Federal record

Dr. Peter Brown, M.D.

Family Medicine Physician (CMS: Family Practice) · Los Altos, CA

  • NPI 1720016942
  • 56 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
747 Altos Oaks Dr
Los Altos, CA 940245432
(650) 941-4545
fax (650) 941-3232

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1970 — 56 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #G269110

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1720016942. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
262
Distinct HCPCS
5
Medicare allowed
$35,476
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 144 71 $146
99213 Established patient office or other outpatient visit, 20-29 minutes 47 24 $100
99215 Established patient office or other outpatient visit, 40-54 minutes 32 24 $201
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 22 22 $146
36415 Insertion of needle into vein for collection of blood sample 17 16 $8

In context: peer comparison

Among 10 peers in this city , average services per provider: 53. This provider delivers 4.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
377
Patients
40
Total drug cost
$6,172
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 95 28 $1,034
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 42 0 $2,423
Levothyroxine Sodium Generic 33 12 $544
Zolpidem Tartrate Generic 26 0 $151
Atenolol Generic 24 0 $290
Rosuvastatin Calcium Generic 23 0 $539
Lisinopril Generic 22 0 $219
Losartan Potassium Generic 19 0 $279
Allopurinol Generic 15 0 $219
Diazepam Generic 14 0 $135

Frequently asked questions

Auto-generated from federal data
What is Dr. Peter Brown's medical specialty?
Dr. Peter Brown practices Family Medicine Physician in Los Altos, CA.
Where does Dr. Peter Brown practice?
Dr. Peter Brown practices at 747 Altos Oaks Dr, Los Altos, CA 940245432. Office phone: 6509414545.
What is Dr. Peter Brown's NPI?
Dr. Peter Brown's National Provider Identifier (NPI) is 1720016942, issued by NPPES.
Does Dr. Peter Brown accept Medicare assignment?
Dr. Peter Brown does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Peter Brown 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 99213); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.