Doctor profile · Federal record

Dr. Roy Ayalon, M.D.

Gynecology Physician (CMS: Obstetrics/Gynecology) · Tarzana, CA

  • NPI 1154599546
  • Accepts Medicare
  • 22 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
18411 Clark St Ste 107
Tarzana, CA 913563530
(818) 654-9312
Mailing address
18411 Clark St. #107
Tarzana, CA 913563156

Credentials & registration

NPPES · NUCC
NPI registered
February 2008 — 18 yrs on file
Profile last updated
March 14, 2013
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207VG0400X — NUCC code
State license (1)
California #A102319

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1154599546. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
106
Distinct HCPCS
4
Medicare allowed
$10,164
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 48 29 $139
G0101 Cervical or vaginal cancer screening; pelvic and clinical breast examination 21 21 $43
Q0091 Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory 21 21 $49
99213 Established patient office or other outpatient visit, 20-29 minutes 16 11 $98

In context: peer comparison

Among 2 peers in Tarzana Gynecology Physician, average services per provider: 73. This provider delivers 1.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$3,338
Transactions
10
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Mimedx Group, INC. 8 $3,200.00
Organon LLC 1 $121.95
CooperSurgical, INC. 1 $16.43

By nature of payment

Consulting Fee
$3,200
Food and Beverage
$138

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
33
Patients
12
Total drug cost
$1,948
Drug Type Claims Patients Total cost
Estradiol Generic 22 12 $1,908
Fluconazole Generic 11 0 $40

Frequently asked questions

Auto-generated from federal data
What is Dr. Roy Ayalon's medical specialty?
Dr. Roy Ayalon practices Gynecology Physician in Tarzana, CA.
Where does Dr. Roy Ayalon practice?
Dr. Roy Ayalon practices at 18411 Clark St Ste 107, Tarzana, CA 913563530. Office phone: 8186549312.
What is Dr. Roy Ayalon's NPI?
Dr. Roy Ayalon's National Provider Identifier (NPI) is 1154599546, issued by NPPES.
Does Dr. Roy Ayalon accept Medicare assignment?
Yes. Dr. Roy Ayalon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Roy Ayalon commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Cervical or vaginal cancer screening; pelvic and clinical breast examination (HCPCS G0101); Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory (HCPCS Q0091). Source: CMS Medicare Physician & Other Practitioners file.