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DR. BADR GHAILAN ALSAYAB M.D
NPI 1922685817
Pediatrics in Washington, DC

Active since March 26, 2021PECOS Enrolled
4200 WISCONSIN AVE NW STE 4, WASHINGTON, DC 20016(202) 243-3400(202) 243-3234 Get Directions Write a Review

NPPES record last updated: September 9, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 9, 2024, Mar 26, 2021 (2 updates tracked since 2021).

About Dr. Badr Ghailan Alsayab M.d NPPES

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

DR. BADR GHAILAN ALSAYAB M.D (NPI 1922685817) is an individual pediatrics provider in Washington, District Of Columbia, licensed in District Of Columbia (MD500003024) and active in the NPI registry since March 2021. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1922685817
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameDR. BADR GHAILAN ALSAYABCredential: M.D
Location Address4200 WISCONSIN AVE NW STE 4Washington, DC 20016-2143
Mailing Address4200 Wisconsin Ave Nw Ste 4Washington, DC 20016-2143 · (202) 243-3400 · Fax (202) 243-3234
Phone(202) 243-3400
Fax(202) 243-3234
Sole ProprietorNo
Enumeration DateMarch 26, 2021
Last NPPES UpdateSeptember 9, 20242 updates tracked since enumeration
NPPES CertifiedSeptember 9, 2024
✔ NPI 1922685817 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in DC · MD500003024
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
4200 WISCONSIN AVE NW STE 4, Washington, DC 20016
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Badr Ghailan Alsayab 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.

Medicare Billing Reassignments

2

Medicare enrollment records show Badr Alsayab reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Medstar Medical Group II LLC
2.2 mi
Critical Care Medicine
3800 RESERVOIR RD NW
Washington, DC 20007
  • Reassigned Medicare billing, District of Columbia and Maryland enrollments
  • Also billed through NPI 1376887844 (Maryland)
  • 3,530 clinicians in this Medicare group
NPI 1205562816 (703) 558-1403
Mgmc LLC
2.2 mi
Psychiatry
3800 RESERVOIR RD NW
Washington, DC 20007
  • Reassigned Medicare billing, District of Columbia enrollment
  • 861 clinicians in this Medicare group
NPI 1316949654 (888) 896-1400

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20016 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.

TIFFANI ERICKSON MD
Obstetrics & Gynecology
4200 WISCONSIN AVE NW STE 4
WASHINGTON, DC 20016
District of Columbia (202) 295-0544
THUY NGUYEN M.D.
Psychiatry & Neurology (Epilepsy)
4200 WISCONSIN AVE NW STE 4
WASHINGTON, DC 20016
District of Columbia (202) 243-3400
JESSICA FORMAN
Student in an Organized Health Care Education/Training Program
4200 WISCONSIN AVE NW STE 4
WASHINGTON, DC 20016
District of Columbia (202) 243-3400
DR. CHARALAMPOS MYSTAKELIS MD
Pediatrics
4200 WISCONSIN AVE NW STE 4
WASHINGTON, DC 20016
District of Columbia (202) 243-3400
CLEOPHINA C RAYMOND MD
Student in an Organized Health Care Education/Training Program
4200 WISCONSIN AVE NW STE 4
WASHINGTON, DC 20016
District of Columbia (202) 243-3400
AMY BRENNER CORSO NP
Nurse Practitioner (Pediatrics)
4200 WISCONSIN AVE NW STE 4
WASHINGTON, DC 20016
District of Columbia (202) 243-3400
GARGI SURESH KAKANI MBBS, MPH
Pediatrics
4200 WISCONSIN AVE NW STE 4
WASHINGTON, DC 20016
District of Columbia (202) 243-3400
KARLEIGH MARIE MEZEIVTCH
Pediatrics
4200 WISCONSIN AVE NW STE 4
WASHINGTON, DC 20016
District of Columbia (202) 243-3400

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 Badr Alsayab's NPI number?

The NPI number for Badr Alsayab is 1922685817. It was assigned to this individual provider in the NPPES registry on March 26, 2021.

Where is Badr Alsayab located?

Badr Alsayab practices at 4200 Wisconsin Ave NW Ste 4, Washington, DC 20016. The listed phone number is (202) 243-3400.

What is Badr Alsayab's specialty?

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

Is Badr Alsayab enrolled in Medicare?

Yes. Badr Alsayab is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Badr Alsayab's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Badr Alsayab reassigns Medicare benefits to 2 organizations: Medstar Medical Group II LLC (Washington, DC) and Mgmc LLC (Washington, DC). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Badr Alsayab's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Badr Alsayab was last updated on September 9, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.