Doctor profile · Federal record

Dr. Barry Landfield, MD

Family Medicine Physician (CMS: General Practice) · Greenbrae, CA

  • NPI 1386735058
  • MIPS 15.4 / 100 · 2023
  • 59 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
900 S Eliseo Dr, Suite 202
Greenbrae, CA 949042134
(415) 461-3500
fax (415) 461-3891

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
July 30, 2008
Year of graduation
1967 — 59 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #G19884

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1386735058. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
884
Distinct HCPCS
5
Medicare allowed
$108,053
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 444 181 $102
99214 Established patient office or other outpatient visit, 30-39 minutes 293 170 $144
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 103 103 $137
99215 Established patient office or other outpatient visit, 40-54 minutes 32 31 $200
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 12 12 $17

In context: peer comparison

Among 2 peers in Greenbrae Family Medicine Physician, average services per provider: 101. This provider delivers 8.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,163
Transactions
60
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Esperion Therapeutics, INC. 16 $223.88
AstraZeneca Pharmaceuticals Lp 7 $200.04
Amgen INC. 10 $183.33
Lilly USA, LLC 7 $177.29
Almatica Pharma LLC 9 $134.38
Boehringer Ingelheim Pharmaceuticals, INC. 4 $82.05
Bayer Healthcare Pharmaceuticals INC. 3 $74.76
Novo Nordisk INC 3 $60.98
Abbvie INC. 1 $26.57

By nature of payment

Food and Beverage
$1,163

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,953
Patients
882
Total drug cost
$297,229
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 744 221 $13,159
Lisinopril Generic 296 82 $2,830
Levothyroxine Sodium Generic 266 64 $4,924
Amlodipine Besylate Generic 249 74 $2,303
Ezetimibe Generic 187 55 $10,152
Rosuvastatin Calcium Generic 171 52 $3,793
Lorazepam Generic 155 40 $1,788
Losartan Potassium Generic 141 46 $2,694
Prednisone Generic 124 64 $1,284
Ozempic (Semaglutide) Brand 123 26 $148,819

Frequently asked questions

Auto-generated from federal data
What is Dr. Barry Landfield's medical specialty?
Dr. Barry Landfield practices Family Medicine Physician in Greenbrae, CA.
Where does Dr. Barry Landfield practice?
Dr. Barry Landfield practices at 900 S Eliseo Dr, Greenbrae, CA 949042134. Office phone: 4154613500.
What is Dr. Barry Landfield's NPI?
Dr. Barry Landfield's National Provider Identifier (NPI) is 1386735058, issued by NPPES.
Does Dr. Barry Landfield accept Medicare assignment?
Dr. Barry Landfield does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Barry Landfield 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); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.