Doctor profile · Federal record

Dr. Fen Xia, MD, PHD

Radiation Oncology Physician (CMS: Radiation Oncology) · Radiation Oncology Physician · Little Rock, AR

  • NPI 1134156052
  • Accepts Medicare
  • 43 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4301 W Markham St # 771
Little Rock, AR 722057101
(501) 526-7458
fax (501) 686-7285
Mailing address
4301 W Markham St # 783
Little Rock, AR 722057101

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
March 17, 2022
Year of graduation
1983 — 43 yrs since
Specialty taxonomy
2085R0001X — NUCC code
State licenses (2)
Arkansas #E-10009 · Ohio #35.097750

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1134156052. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
49
Distinct HCPCS
2
Medicare allowed
$5,912
HCPCS Description Services Patients Avg allowed
77334 Design and construction of complex radiation treatment device 35 11 $111
77263 Complex radiation therapy planning 14 11 $144

In context: peer comparison

Among 8 peers in Little Rock Radiation Oncology Physician, average services per provider: 147. This provider delivers 0.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$290
Transactions
4
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Novocure INC. 1 $166.41
RefleXion Medical, INC. 1 $69.36
Brainlab, INC. 1 $35.00
Pfizer INC. 1 $19.36

By nature of payment

Food and Beverage
$255
Travel and Lodging
$35

Frequently asked questions

Auto-generated from federal data
What is Dr. Fen Xia's medical specialty?
Dr. Fen Xia practices Radiation Oncology Physician in Little Rock, AR.
Where does Dr. Fen Xia practice?
Dr. Fen Xia practices at 4301 W Markham St # 771, Little Rock, AR 722057101. Office phone: 5015267458.
What is Dr. Fen Xia's NPI?
Dr. Fen Xia's National Provider Identifier (NPI) is 1134156052, issued by NPPES.
Does Dr. Fen Xia accept Medicare assignment?
Yes. Dr. Fen Xia accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Fen Xia commonly perform?
Top Medicare-reported procedures in 2023: Design and construction of complex radiation treatment device (HCPCS 77334); Complex radiation therapy planning (HCPCS 77263). Source: CMS Medicare Physician & Other Practitioners file.