CHIA YUAN MAO PA-C
NPI 1114252210
Physician Assistant in Falls Church, VA

Active since October 06, 2009PECOS EnrolledAccepts Medicare Assignment
81.28/100
CMS Quality Rating
3300 GALLOWS RD, FALLS CHURCH, VA 22042(571) 423-5699 Get Directions Write a Review

NPPES record last updated: May 26, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Chia Yuan Mao Pa-c NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

CHIA YUAN MAO PA-C (NPI 1114252210) is an individual physician assistant in Falls Church, Virginia, licensed in Virginia (0110003141) and active in the NPI registry since October 2009. She is enrolled in Medicare PECOS, is affiliated with Inova Fairfax Hospital, and maintains a secondary practice location in Falls Church.

NPPES Registry Identity

NPI1114252210
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameCHIA YUAN MAOCredential: PA-C
Location Address3300 GALLOWS RDFalls Church, VA 22042-3300
Mailing AddressPo Box 37174Baltimore, MD 21297-3174 · (571) 423-5699 · Fax (703) 778-1803
Sole ProprietorNo
Medical School CMSOtherGraduated 2009
Enumeration DateOctober 6, 2009
Last NPPES UpdateMay 26, 2023
NPPES CertifiedMay 26, 2023
NPI 1114252210 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License Licensed in VA · 0110003141
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
3300 GALLOWS RD, Falls Church, VA 22042

Other Names 1

Other Name (5)Karen Mao Pa-c

Secondary Practice Location 1

Location 12841 Hartland Rd, Suite 402Falls Church, VA 22043-3500 · Phone (703) 778-1800 · Fax (703) 778-1803

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Chia Yuan Mao Pa-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID446561542
PECOS Enrollment IDI20170817001908
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
14 services11 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Inova Fairfax Hospital

Acute Care Hospitals · Falls Church, VA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490063
Location3300 Gallows RoadFalls Church, VA 22042 · Fairfax County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 22042 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$100.31 typical visit price
range $65.18 – $194.86
Typical copayment $25.07 (range $16.29 – $48.71)
Most-billed visit code 99203
Established Patient
$80.66 typical visit price
range $21.40 – $158.88
Typical copayment $20.16 (range $5.35 – $39.72)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

81.28/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality70.77
Promoting Interoperability100
Improvement Activities40
Cost66.84

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Psychiatry & Neurology (Psychiatry)
3300 GALLOWS RD
FALLS CHURCH, VA 22042
Obstetrics & Gynecology
3300 GALLOWS RD
FALLS CHURCH, VA 22042
Nurse Practitioner (Acute Care)
3300 GALLOWS RD
FALLS CHURCH, VA 22042
Physician Assistant
3300 GALLOWS RD
FALLS CHURCH, VA 22042
Physician Assistant
3300 GALLOWS RD
FALLS CHURCH, VA 22042
Physician Assistant
3300 GALLOWS RD
FALLS CHURCH, VA 22042
Pediatrics
3300 GALLOWS RD
FALLS CHURCH, VA 22042
Nurse Anesthetist, Certified Registered
3300 GALLOWS RD
FALLS CHURCH, VA 22042

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Chia Yuan Mao's NPI number?

The NPI number for Chia Yuan Mao is 1114252210. It was assigned to this individual provider in the NPPES registry on October 6, 2009. The provider is also known as Karen Mao Pa-C.

Where is Chia Yuan Mao located?

Chia Yuan Mao practices at 3300 Gallows Rd, Falls Church, VA 22042. The listed phone number is (571) 423-5699.

What is Chia Yuan Mao's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Chia Yuan Mao enrolled in Medicare?

Yes. Chia Yuan Mao is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Chia Yuan Mao affiliated with any hospitals?

According to CMS data, Chia Yuan Mao is affiliated with Inova Fairfax Hospital.

When was this NPI record last updated?

The NPPES record for Chia Yuan Mao was last updated on May 26, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.