MS. RACHEL MARIE BROWN BARISH NP
NPI 1891039608
Nurse Practitioner - Adult Health in Washington, DC
About Ms. Rachel Marie Brown Barish Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. RACHEL MARIE BROWN BARISH NP (NPI 1891039608) is an individual adult health provider in Washington, District Of Columbia, licensed in District Of Columbia (RN1008680) and active in the NPI registry since November 2012. She is enrolled in Medicare PECOS.
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)
Ms. Rachel Marie Brown Barish Np is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Rachel Barish reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Washington, DC 20007
- Reassigned Medicare billing, District of Columbia enrollment
- 861 clinicians in this Medicare group
Washington, DC 20010
- Reassigned Medicare billing, District of Columbia enrollment
- 264 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 3
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 20007 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 20007
WASHINGTON, DC 20007
WASHINGTON, DC 20007
WASHINGTON, DC 20007
WASHINGTON, DC 20007
WASHINGTON, DC 20007
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 Rachel Barish's NPI number?
The NPI number for Rachel Barish is 1891039608. It was assigned to this individual provider in the NPPES registry on November 16, 2012.
Where is Rachel Barish located?
Rachel Barish practices at 3800 Reservoir Rd NW Cardiology, M4318, Washington, DC 20007. The listed phone number is (202) 444-1294.
What is Rachel Barish's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.
Is Rachel Barish enrolled in Medicare?
Yes. Rachel Barish is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Rachel Barish's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rachel Barish reassigns Medicare benefits to 2 organizations: Mgmc LLC (Washington, DC) and Washington Hospital Center Corp (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 Rachel Barish'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 Rachel Barish was last updated on November 16, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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. Rachel Marie Brown Barish, NP · NPI 1891039608
Adult Health physician in Washington, District of Columbia. Individual provider, active in the CMS NPPES registry since November 16, 2012.
## Identity
- **NPI:** 1891039608 (Entity type: Individual)
- **Enumerated:** November 16, 2012
- **Primary specialty:** Nurse Practitioner - Adult Health · taxonomy 363LA2200X
- **State license:** RN1008680 (District of Columbia)
- **Sole proprietor:** No
## Practice location
- **Address:** 3800 RESERVOIR RD NW, CARDIOLOGY, M4318, Washington, DC 20007-2113
- **Phone:** (202) 444-1294
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Mgmc LLC (NPI 1316949654, Washington, DC); Washington Hospital Center Corp (NPI 1376627406, Washington, DC) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** November 16, 2012
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Source: [NPI Profile](https://npiprofile.com/npi/1891039608) · Data from the CMS NPPES public registry.