MS. CHRISTY LEIGH KAISER M.D.
NPI 1699901769
Internal Medicine - Cardiovascular Disease in Washington, DC
About Ms. Christy Leigh Kaiser M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. CHRISTY LEIGH KAISER M.D. (NPI 1699901769) is an individual cardiovascular disease provider in Washington, District Of Columbia, licensed in District Of Columbia (MD040512) and active in the NPI registry since June 2009. She is enrolled in Medicare PECOS, is affiliated with Medstar Montgomery Medical Center, and is a graduate of Baylor College Of Medicine (2009).
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 and accepts Medicare assignment
Ms. Christy Leigh Kaiser M.d. 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.
Medicare Billing Reassignments
2Medicare enrollment records show Christy Kaiser reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Washington, DC 20010
- Reassigned Medicare billing, District of Columbia enrollment
- 277 clinicians in this Medicare group
Washington, DC 20010
- Reassigned Medicare billing, District of Columbia enrollment
- 3,530 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.
Areas of Expertise CMS Part B claims 21
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Medstar Montgomery Medical Center
Acute Care Hospitals · Olney, MDMedstar Saint Mary's Hospital
Acute Care Hospitals · Leonardtown, MDMedstar Southern Maryland Hospital Center
Acute Care Hospitals · Clinton, MDPhysician 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.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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 20010
WASHINGTON, DC 20010
WASHINGTON, DC 20010
WASHINGTON, DC 20010
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 Christy Kaiser's NPI number?
The NPI number for Christy Kaiser is 1699901769. It was assigned to this individual provider in the NPPES registry on June 3, 2009.
Where is Christy Kaiser located?
Christy Kaiser practices at 110 Irving St NW, Washington, DC 20010. The listed phone number is (281) 757-0197.
What is Christy Kaiser's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is Christy Kaiser enrolled in Medicare?
Yes. Christy Kaiser 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.
Which organizations bill Medicare for Christy Kaiser's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Christy Kaiser reassigns Medicare benefits to 2 organizations: Medstar Heart Institute LLC (Washington, DC) and Medstar Medical Group II 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 Christy Kaiser's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Christy Kaiser affiliated with any hospitals?
According to CMS data, Christy Kaiser is affiliated with Medstar Montgomery Medical Center, Medstar Saint Mary's Hospital and Medstar Southern Maryland Hospital Center.
When was this NPI record last updated?
The NPPES record for Christy Kaiser was last updated on September 30, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Ms. Christy Leigh Kaiser, M.D. · NPI 1699901769
Cardiovascular Disease physician in Washington, District of Columbia. Individual provider, active in the CMS NPPES registry since June 3, 2009.
## Identity
- **NPI:** 1699901769 (Entity type: Individual)
- **Enumerated:** June 3, 2009
- **Primary specialty:** Internal Medicine - Cardiovascular Disease · taxonomy 207RC0000X
- **State license:** MD040512 (District of Columbia)
- **Sole proprietor:** No
## Practice location
- **Address:** 110 IRVING ST NW, Washington, DC 20010-3017
- **Phone:** (281) 757-0197
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Medstar Heart Institute LLC (NPI 1528345378, Washington, DC); Medstar Medical Group II LLC (NPI 1023836137, Washington, DC) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Baylor College Of Medicine, class of 2009
## Record status
- **NPPES last updated:** September 30, 2015
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Source: [NPI Profile](https://npiprofile.com/npi/1699901769) · Data from the CMS NPPES public registry.