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MR. GHIAN PAULO YAP PA
NPI 1447524210
Physician Assistant in Saint Louis, MO

Active since February 27, 2012PECOS Enrolled
79.29/100
CMS Quality Rating
3015 N BALLAS RD, DEPT EMERGENCY MED, SAINT LOUIS, MO 63131(314) 966-5000(314) 747-3338 Get Directions Write a Review

NPPES record last updated: April 17, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Apr 25, 2024, Apr 10, 2024, Nov 12, 2021 and 1 more (4 updates tracked since 2019).

About Mr. Ghian Paulo Yap Pa NPPES

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

MR. GHIAN PAULO YAP PA (NPI 1447524210) is an individual physician assistant in Saint Louis, Missouri, licensed in Missouri (2019010012) and active in the NPI registry since February 2012. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1447524210
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameMR. GHIAN PAULO YAPCredential: PA
Location Address3015 N BALLAS RD, DEPT EMERGENCY MEDSaint Louis, MO 63131-2329
Mailing AddressPo Box 7412011Chicago, IL 60674-2011 · (314) 966-5000 · Fax (314) 747-3338
Phone(314) 966-5000
Fax(314) 747-3338
Sole ProprietorNo
Enumeration DateFebruary 27, 2012
Last NPPES UpdateApril 17, 20254 updates tracked since enumeration
✔ NPI 1447524210 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 MO · 2019010012
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.
3015 N BALLAS RD, Saint Louis, MO 63131
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Other Identifiers 1

Medicaid220072929MO

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mr. Ghian Paulo Yap Pa is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 4

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.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
320 services305 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
174 services172 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
58 services58 patients
Emergency department visit with low level of medical decision making 99283
An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.
25 services25 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63131 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
$86.32 typical visit price
range $55.65 – $169.38
Typical copayment $21.58 (range $13.91 – $42.34)
Most-billed visit code 99203
Established Patient
$69.50 typical visit price
range $17.76 – $137.92
Typical copayment $17.37 (range $4.44 – $34.48)
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.

79.29/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality71.46
Promoting Interoperability100
Improvement Activities40
Cost59.51

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.

MS. ASHLEY FRANCES MARIE PIKE FNP
Nurse Practitioner (Family)
3015 N BALLAS RD, DEPT EMERGENCY MED
SAINT LOUIS, MO 63131
St. Louis County (314) 966-5000
PAUL S PATANE M.D.
Anesthesiology
3015 N BALLAS RD
SAINT LOUIS, MO 63131
St. Louis County (314) 996-5330
MR. BLAIR ANTHONY MALENCH PA
Physician Assistant
3015 N BALLAS RD
SAINT LOUIS, MO 63131
St. Louis County (314) 996-5225
ADNAN MANZOOR MD
Hospitalist
3015 N BALLAS RD
SAINT LOUIS, MO 63131
St. Louis County (314) 996-5772
LAUREN MARIE HECHT RD, LD
Dietitian, Registered
3015 N BALLAS RD
SAINT LOUIS, MO 63131
St. Louis County (573) 579-6375
DR. ALAN P LYSS MD
Internal Medicine (Hematology & Oncology)
3015 N BALLAS RD
SAINT LOUIS, MO 63131
St. Louis County (314) 996-5514
VIRGILIO P DUMADAG MD
Pathology (Anatomic Pathology & Clinical Pathology)
3015 N BALLAS RD, DEPARTMENT OF PATHOLOGY
SAINT LOUIS, MO 63131
St. Louis County (314) 996-4285
STEPHEN R DAVIS M.D.
Anesthesiology
3015 N BALLAS RD
SAINT LOUIS, MO 63131
St. Louis County (314) 996-5330

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 Ghian Yap's NPI number?

The NPI number for Ghian Yap is 1447524210. It was assigned to this individual provider in the NPPES registry on February 27, 2012.

Where is Ghian Yap located?

Ghian Yap practices at 3015 N Ballas Rd Dept Emergency Med, Saint Louis, MO 63131. The listed phone number is (314) 966-5000.

What is Ghian Yap's specialty?

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

Is Ghian Yap enrolled in Medicare?

Yes. Ghian Yap is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Ghian Yap was last updated on April 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months 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.