Doctor profile · Federal record

Dr. Chia Yuan Mao, PA-C

Physician Assistant · Falls Church, VA

  • NPI 1114252210
  • Accepts Medicare
  • 17 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
3300 Gallows RD
Falls Church, VA 220423300
(571) 423-5699
Additional location
2841 Hartland RD, Suite 402
Falls Church, VA 220433500
(703) 778-1800
fax (703) 778-1803
Mailing address
Po Box 37174
Baltimore, MD 212973174

Credentials & registration

NPPES · NUCC
NPI registered
October 2009 — 17 yrs on file
Profile last updated
May 26, 2023
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Virginia #0110003141

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1114252210. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
13
Distinct HCPCS
1
Medicare allowed
$608
HCPCS Description Services Patients Avg allowed
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 13 13 $47

In context: peer comparison

Among 37 peers in this city , average services per provider: 51. This provider delivers 0.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$117
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Janssen Pharmaceuticals, Inc 1 $116.67

By nature of payment

Food and Beverage
$117

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
16
Patients
15
Total drug cost
$50
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 16 15 $50

Frequently asked questions

Auto-generated from federal data
What is Dr. Chia Yuan Mao's medical specialty?
Dr. Chia Yuan Mao practices Physician Assistant in Falls Church, VA.
Where does Dr. Chia Yuan Mao practice?
Dr. Chia Yuan Mao practices at 3300 Gallows RD, Falls Church, VA 220423300. Office phone: 5714235699.
What is Dr. Chia Yuan Mao's NPI?
Dr. Chia Yuan Mao's National Provider Identifier (NPI) is 1114252210, issued by NPPES.
Does Dr. Chia Yuan Mao accept Medicare assignment?
Yes. Dr. Chia Yuan Mao accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chia Yuan Mao commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231). Source: CMS Medicare Physician & Other Practitioners file.