Doctor profile · Federal record

Dr. Helen Matthews, M.D.

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

  • NPI 1013015627
  • Accepts Medicare
  • 27 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1081 Market Pl, Suite 500
San Ramon, CA 945834749
(925) 452-6644
fax (925) 452-6685

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
September 20, 2021
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207V00000X — NUCC code
State license (1)
California #A83428

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1013015627. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
143
Distinct HCPCS
5
Medicare allowed
$9,267
HCPCS Description Services Patients Avg allowed
G0101 Cervical or vaginal cancer screening; pelvic and clinical breast examination 48 48 $43
99213 Established patient office or other outpatient visit, 20-29 minutes 31 29 $100
99212 Established patient office or other outpatient visit, 10-19 minutes 29 23 $64
Q0091 Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory 18 18 $50
99202 New patient office or other outpatient visit, 15-29 minutes 17 17 $81

In context: peer comparison

Among 1 peers in San Ramon Obstetrics & Gynecology Physician, average services per provider: 28. This provider delivers 5.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$119
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Meditrina 1 $65.00
Hologic Sales and Service, LLC 1 $29.79
Minerva Surgical, INC 1 $23.84

By nature of payment

Food and Beverage
$119

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
80
Patients
30
Total drug cost
$11,843
Drug Type Claims Patients Total cost
Estradiol Generic 28 18 $4,492
Acyclovir Generic 15 0 $76
Clotrimazole-Betamethasone (Clotrimazole/Betamethasone Dip) Brand 14 12 $356
Estring (Estradiol) Brand 12 0 $6,841
Fluconazole Generic 11 0 $77

Frequently asked questions

Auto-generated from federal data
What is Dr. Helen Matthews's medical specialty?
Dr. Helen Matthews practices Obstetrics & Gynecology Physician in San Ramon, CA.
Where does Dr. Helen Matthews practice?
Dr. Helen Matthews practices at 1081 Market Pl, San Ramon, CA 945834749. Office phone: 9254526644.
What is Dr. Helen Matthews's NPI?
Dr. Helen Matthews's National Provider Identifier (NPI) is 1013015627, issued by NPPES.
Does Dr. Helen Matthews accept Medicare assignment?
Yes. Dr. Helen Matthews accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Helen Matthews commonly perform?
Top Medicare-reported procedures in 2023: Cervical or vaginal cancer screening; pelvic and clinical breast examination (HCPCS G0101); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.