Doctor profile · Federal record

Dr. Sandra Beretta, MD

Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · San Mateo, CA

  • NPI 1568573889
  • Accepts Medicare
  • 38 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
136 N San Mateo Dr Ste 101
San Mateo, CA 944012779
(650) 344-1114
fax (650) 340-8016

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
January 18, 2017
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
207V00000X — NUCC code
State license (1)
California #G068308

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1568573889. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
225
Distinct HCPCS
4
Medicare allowed
$19,532
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 114 80 $107
G0101 Cervical or vaginal cancer screening; pelvic and clinical breast examination 79 79 $47
99214 Established patient office or other outpatient visit, 30-39 minutes 19 18 $151
Q0091 Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory 13 13 $55

In context: peer comparison

Among 6 peers in San Mateo Obstetrics & Gynecology Physician, average services per provider: 46. This provider delivers 4.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$126
Transactions
7
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Mayne Pharma Commercial LLC 5 $87.57
Aspira Women's Health INC 1 $20.64
Pfizer INC. 1 $18.03

By nature of payment

Food and Beverage
$126

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
126
Patients
26
Total drug cost
$24,897
Drug Type Claims Patients Total cost
Estradiol Generic 61 26 $9,750
Premarin (Estrogens, Conjugated) Brand 24 0 $11,990
Estradiol-Norethindrone Acetat (Estradiol/Norethindrone Acet) Brand 15 0 $1,446
Estradiol (Twice Weekly) (Estradiol) Brand 13 0 $1,106
Progesterone (Progesterone, Micronized) Brand 13 0 $606

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Sandra Beretta's medical specialty?
Dr. Sandra Beretta practices Obstetrics & Gynecology Physician in San Mateo, CA.
Where does Dr. Sandra Beretta practice?
Dr. Sandra Beretta practices at 136 N San Mateo Dr Ste 101, San Mateo, CA 944012779. Office phone: 6503441114.
What is Dr. Sandra Beretta's NPI?
Dr. Sandra Beretta's National Provider Identifier (NPI) is 1568573889, issued by NPPES.
Does Dr. Sandra Beretta accept Medicare assignment?
Yes. Dr. Sandra Beretta accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sandra Beretta commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Cervical or vaginal cancer screening; pelvic and clinical breast examination (HCPCS G0101); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.