JACQUELINE MARIE KOWITZ MD
NPI 1407505571
Internal Medicine in Washington, DC
About Jacqueline Marie Kowitz Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JACQUELINE MARIE KOWITZ MD (NPI 1407505571) is an individual internal medicine provider in Washington, District Of Columbia, licensed in Virginia (0116037314) and active in the NPI registry since March 2022. She is enrolled in Medicare PECOS and is a graduate of Other (2022).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Jacqueline Marie Kowitz Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
4Medicare enrollment records show Jacqueline Kowitz reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Washington, DC 20009
- Reassigned Medicare billing, District of Columbia enrollment
- Medicare enrollment name: Marys Center For Maternal And Child Care Inc
- 175 clinicians in this Medicare group
Washington, DC 20002
- Reassigned Medicare billing, District of Columbia enrollment
- 2,492 clinicians in this Medicare group
Dallas, TX 75244
- Reassigned Medicare billing, Virginia enrollment
- 501 clinicians in this Medicare group
Dallas, TX 75244
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 75 clinicians in this Medicare group
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 20009 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
WASHINGTON, DC 20009
WASHINGTON, DC 20009
WASHINGTON, DC 20009
WASHINGTON, DC 20009
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 Jacqueline Kowitz's NPI number?
The NPI number for Jacqueline Kowitz is 1407505571. It was assigned to this individual provider in the NPPES registry on March 23, 2022.
Where is Jacqueline Kowitz located?
Jacqueline Kowitz practices at 2333 Ontario Rd NW, Washington, DC 20009. The listed phone number is (202) 483-8196.
What is Jacqueline Kowitz's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Jacqueline Kowitz enrolled in Medicare?
Yes. Jacqueline Kowitz is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Jacqueline Kowitz's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jacqueline Kowitz reassigns Medicare benefits to 4 organizations: Mary's Center For Maternal And Child Care, Inc (Washington, DC), Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc (Washington, DC), Signify Health, LLC (Dallas, TX) and Signify Health Medical Associates, PLLC (Dallas, TX). 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 Jacqueline Kowitz'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 Jacqueline Kowitz was last updated on February 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Jacqueline Marie Kowitz, MD · NPI 1407505571
Internal Medicine physician in Washington, District of Columbia. Individual provider, active in the CMS NPPES registry since March 23, 2022.
## Identity
- **NPI:** 1407505571 (Entity type: Individual)
- **Enumerated:** March 23, 2022
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 0116037314 (Virginia)
- **Sole proprietor:** No
## Practice location
- **Address:** 2333 ONTARIO RD NW, Washington, DC 20009-2627
- **Phone:** (202) 483-8196
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Mary's Center For Maternal And Child Care, Inc (NPI 1962520288, Washington, DC); Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc (NPI 1093016933, Washington, DC); Signify Health, LLC (NPI 1689158487, Dallas, TX); Signify Health Medical Associates, PLLC (NPI 1750845863, Dallas, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** February 24, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1407505571) · Data from the CMS NPPES public registry.