Doctor profile · Federal record

Dr. John Farley, M.D.

Gynecologic Oncology Physician (CMS: Gynecological Oncology) · Obstetrics & Gynecology Physician · Phoenix, AZ

  • NPI 1427034578
  • Accepts Medicare
  • 36 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
625 N 6Th St
Phoenix, AZ 850042155
(602) 406-8222
fax (602) 406-0682
Additional location
10214 N Tatum Blvd Ste A600
Phoenix, AZ 850284247
(602) 406-1530
fax (602) 406-1539
Mailing address
Po Box 33269
Phoenix, AZ 850673269

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
December 5, 2024
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
207VX0201X — NUCC code
State license (1)
Arizona #44143
Medicaid
AZ #620575

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1427034578. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
228
Distinct HCPCS
4
Medicare allowed
$21,682
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 120 40 $95
99214 Established patient office or other outpatient visit, 30-39 minutes 64 32 $94
99213 Established patient office or other outpatient visit, 20-29 minutes 32 25 $64
99205 New patient office or other outpatient visit, 60-74 minutes 12 12 $178

In context: peer comparison

Among 2 peers in this city , average services per provider: 46. This provider delivers 5.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$11,626
Transactions
10
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
GlaxoSmithKline, LLC. 7 $11,487.49
ABBVIE INC. 1 $99.68
AstraZeneca Pharmaceuticals LP 2 $38.84

By nature of payment

Consulting Fee
$10,400
Travel and Lodging
$939
Food and Beverage
$287

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
35
Patients
0
Total drug cost
$705
Drug Type Claims Patients Total cost
Letrozole Generic 35 0 $705

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Farley's medical specialty?
Dr. John Farley practices Gynecologic Oncology Physician in Phoenix, AZ.
Where does Dr. John Farley practice?
Dr. John Farley practices at 625 N 6Th St, Phoenix, AZ 850042155. Office phone: 6024068222.
What is Dr. John Farley's NPI?
Dr. John Farley's National Provider Identifier (NPI) is 1427034578, issued by NPPES.
Does Dr. John Farley accept Medicare assignment?
Yes. Dr. John Farley accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Farley commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.