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JENNIFER O'NEIL LAMBERT MD
NPI 1124589064
Pediatrics in Washington, DC

Active since March 25, 2019PECOS Enrolled
111 MICHIGAN AVE NW, WASHINGTON, DC 20010(202) 476-3670(202) 476-4741 Get Directions Write a Review

NPPES record last updated: September 3, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Sep 3, 2025, Feb 17, 2022 (2 updates tracked since 2022).

About Jennifer O'neil Lambert Md NPPES

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

JENNIFER O'NEIL LAMBERT MD (NPI 1124589064) is an individual pediatrics provider in Washington, District Of Columbia, licensed in Virginia (0101285936) and active in the NPI registry since March 2019. She is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Virginia Commonwealth University, School Of Medicine (2019).

NPPES Registry Identity

NPI1124589064
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameJENNIFER O'NEIL LAMBERTCredential: MD
Location Address111 MICHIGAN AVE NWWashington, DC 20010-2916
Mailing AddressPo Box 980503Richmond, VA 23298-0503 · (804) 628-6002
Phone(202) 476-3670
Fax(202) 476-4741
Sole ProprietorNo
Medical School CMSVirginia Commonwealth University, School Of MedicineGraduated 2019
Enumeration DateMarch 25, 2019
Last NPPES UpdateSeptember 3, 20252 updates tracked since enumeration
NPPES CertifiedSeptember 3, 2025
✔ NPI 1124589064 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in VA · 0101285936
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
111 MICHIGAN AVE NW, Washington, DC 20010
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Other Names 1

Former Name (1)Jennifer Anne O'neil Md

Secondary Practice Locations 3

Location 11213 E Clay StRichmond, VA 23298-5071 · Phone (804) 828-2467 · Fax (804) 628-5847
Location 21000 E Broad StRichmond, VA 23219-1930 · Phone (804) 828-2467 · Fax (804) 628-5847
Location 31250 E Marshall StRichmond, VA 23298-5023 · Phone (804) 828-2467 · Fax (804) 628-5847

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Jennifer O'neil Lambert Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID5092212324
PECOS Enrollment IDI20251010002561
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 20010 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 20

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

DR. ANDREA BADILLO MD
Surgery
111 MICHIGAN AVE NW
WASHINGTON, DC 20010
District of Columbia (202) 476-2451
DR. TALITA MICHELLE JORDAN MD
Pediatrics
111 MICHIGAN AVE NW
WASHINGTON, DC 20010
District of Columbia (202) 476-5000
YUE-HIN LOKE MD
Pediatrics (Pediatric Cardiology)
111 MICHIGAN AVE NW, W3.5, 600
WASHINGTON, DC 20010
District of Columbia (202) 476-3670
ELSHADEY YAYEHYERADE BEKELE
Pediatrics
111 MICHIGAN AVE NW
WASHINGTON, DC 20010
District of Columbia (301) 565-4279
NOURA AL DHAHERI MD
Student in an Organized Health Care Education/Training Program
111 MICHIGAN AVE NW, W3.5, 600
WASHINGTON, DC 20010
District of Columbia (202) 476-3670
JIA LIU MD
Anesthesiology (Pediatric Anesthesiology)
111 MICHIGAN AVE NW
WASHINGTON, DC 20010
District of Columbia (202) 476-5000
DR. CHARLES JOHN BILLINGTON JR. MD
Medical Genetics (Clinical Genetics (M.D.))
111 MICHIGAN AVE NW, W3.5, 600
WASHINGTON, DC 20010
District of Columbia (202) 476-3670
GINA JIN LEE PHARMD
Pharmacist (Pharmacotherapy)
111 MICHIGAN AVE NW
WASHINGTON, DC 20010
District of Columbia (202) 476-4080

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 Jennifer Lambert's NPI number?

The NPI number for Jennifer Lambert is 1124589064. It was assigned to this individual provider in the NPPES registry on March 25, 2019. The provider is also known as Jennifer Anne O'neil MD.

Where is Jennifer Lambert located?

Jennifer Lambert practices at 111 Michigan Ave NW, Washington, DC 20010. The listed phone number is (202) 476-3670.

What is Jennifer Lambert's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Jennifer Lambert enrolled in Medicare?

Yes. Jennifer Lambert is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Jennifer Lambert was last updated on September 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.