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PATRICK LESTER DY ONG
NPI 1538974563
Nurse Practitioner in Fort Washington, MD

Active since February 07, 2025PECOS EnrolledAccepts Medicare Assignment
9550 LIVINGSTON RD STE 102, FORT WASHINGTON, MD 20744(240) 253-6312 Get Directions Write a Review

NPPES record last updated: July 3, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 3, 2025, Feb 7, 2025 (2 updates tracked since 2025).

About Patrick Lester Dy Ong NPPES

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

PATRICK LESTER DY ONG (NPI 1538974563) is an individual nurse practitioner in Fort Washington, Maryland, licensed in Maryland (R271503) and active in the NPI registry since February 2025. He is enrolled in Medicare PECOS and is a graduate of Other (2024).

NPPES Registry Identity

NPI1538974563
Entity TypeIndividualMale
Primary Taxonomy363L00000X
Provider Legal NamePATRICK LESTER DY ONG
Location Address9550 LIVINGSTON RD STE 102Fort Washington, MD 20744-4975
Mailing Address9550 Livingston Rd Ste 102Fort Washington, MD 20744-4975 · (201) 912-0006
Phone(240) 253-6312
Sole ProprietorYes
Medical School CMSOtherGraduated 2024
Enumeration DateFebruary 7, 2025
Last NPPES UpdateJuly 3, 20252 updates tracked since enumeration
NPPES CertifiedJuly 3, 2025
✔ NPI 1538974563 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in MD · R271503
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
9550 LIVINGSTON RD STE 102, Fort Washington, MD 20744
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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 and accepts Medicare assignment

Patrick Lester Dy Ong 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 ID5698298339
PECOS Enrollment IDI20250402003574, I20250402003593
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 20744 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
$113.72 typical visit price
range $21.40 – $158.88
Typical copayment $28.43 (range $5.35 – $39.72)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 3

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

MATTHEW JOSEPH GORDON NP-BC
Nurse Practitioner (Family)
9550 LIVINGSTON RD STE 102
FORT WASHINGTON, MD 20744
Prince George's County (240) 253-6312
CRH MD MANAGEMENT, LLC
Clinic/Center (Urgent Care)
9550 LIVINGSTON RD STE 102
FORT WASHINGTON, MD 20744
Prince George's County (240) 253-6312
TYLER JENNINGS ALVARE PA-C
Physician Assistant (Medical)
9550 LIVINGSTON RD STE 102
FORT WASHINGTON, MD 20744
Prince George's County (240) 253-6312

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 Patrick Lester Ong's NPI number?

The NPI number for Patrick Lester Ong is 1538974563. It was assigned to this individual provider in the NPPES registry on February 7, 2025.

Where is Patrick Lester Ong located?

Patrick Lester Ong practices at 9550 Livingston Rd Ste 102, Fort Washington, MD 20744. The listed phone number is (240) 253-6312.

What is Patrick Lester Ong's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Patrick Lester Ong enrolled in Medicare?

Yes. Patrick Lester Ong 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.

When was this NPI record last updated?

The NPPES record for Patrick Lester Ong was last updated on July 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.