Doctor profile · Federal record

Dr. Barbara Weissman, M.D.

Psychiatry Physician (CMS: Psychiatry) · San Mateo, CA

  • NPI 1619194743
  • Accepts Medicare
  • 37 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1950 Alameda de Las Pulgas
San Mateo, CA 944031222
(650) 573-2683
fax (650) 572-9347

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
July 17, 2015
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
California #G072285

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1619194743. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
33
Distinct HCPCS
1
Medicare allowed
$2,846
HCPCS Description Services Patients Avg allowed
99348 Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes 33 11 $86

In context: peer comparison

Among 8 peers in this city , average services per provider: 82. This provider delivers 0.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
776
Patients
11
Total drug cost
$200,906
Drug Type Claims Patients Total cost
Risperidone Generic 106 0 $1,548
Quetiapine Fumarate Generic 74 0 $593
Lorazepam Generic 73 11 $315
Trazodone Hcl Generic 72 0 $436
Sertraline Hcl Generic 68 0 $922
Mirtazapine Generic 59 0 $1,198
Gabapentin Generic 55 0 $976
Diazepam Generic 52 0 $31
Aripiprazole Generic 44 0 $1,207
Duloxetine Hcl Generic 34 0 $1,515

Frequently asked questions

Auto-generated from federal data
What is Dr. Barbara Weissman's medical specialty?
Dr. Barbara Weissman practices Psychiatry Physician in San Mateo, CA.
Where does Dr. Barbara Weissman practice?
Dr. Barbara Weissman practices at 1950 Alameda de Las Pulgas, San Mateo, CA 944031222. Office phone: 6505732683.
What is Dr. Barbara Weissman's NPI?
Dr. Barbara Weissman's National Provider Identifier (NPI) is 1619194743, issued by NPPES.
Does Dr. Barbara Weissman accept Medicare assignment?
Yes. Dr. Barbara Weissman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Barbara Weissman commonly perform?
Top Medicare-reported procedures in 2023: Residence visit for established patient with low level of medical decision making (HCPCS 99348). Source: CMS Medicare Physician & Other Practitioners file.