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DR. MARDONIO JESUS YAP M.D.
NPI 1548495641
Surgery in Saint Louis, MO

Active since May 19, 2009PECOS Enrolled
2010 GRECIAN WAY CT, SAINT LOUIS, MO 63131(314) 965-3915 Get Directions Write a Review

NPPES record last updated: May 19, 2009. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Dr. Mardonio Jesus Yap M.d. NPPES

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

DR. MARDONIO JESUS YAP M.D. (NPI 1548495641) is an individual surgery provider in Saint Louis, Missouri, licensed in Missouri (30508) and active in the NPI registry since May 2009. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1548495641
Entity TypeIndividualMale
Primary Taxonomy208600000X
Provider Legal NameDR. MARDONIO JESUS YAPCredential: M.D.
Location Address2010 GRECIAN WAY CTSaint Louis, MO 63131-1607
Mailing Address2010 Grecian Way CtSaint Louis, MO 63131-1607 · (314) 965-3915
Phone(314) 965-3915
Sole ProprietorYes
Enumeration DateMay 19, 2009
✔ NPI 1548495641 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
License✔ Licensed in MO · 30508
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
Also ListedFamily MedicineTaxonomy 207Q00000X · License 30508 (MO)
2010 GRECIAN WAY CT, Saint Louis, MO 63131
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Mardonio Jesus Yap M.d. 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.

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.

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 Mardonio Yap's NPI number?

The NPI number for Mardonio Yap is 1548495641. It was assigned to this individual provider in the NPPES registry on May 19, 2009.

Where is Mardonio Yap located?

Mardonio Yap practices at 2010 Grecian Way Ct, Saint Louis, MO 63131. The listed phone number is (314) 965-3915.

What is Mardonio Yap's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Mardonio Yap enrolled in Medicare?

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

When was this NPI record last updated?

The NPPES record for Mardonio Yap was last updated on May 19, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.