DR. BRAINERD ESE EWARIEN M.D.
NPI 1881089936
Internal Medicine in Washington, DC
About Dr. Brainerd Ese Ewarien M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. BRAINERD ESE EWARIEN M.D. (NPI 1881089936) is an individual internal medicine provider in Washington, District Of Columbia, licensed in Virginia (0101263786) and active in the NPI registry since April 2015. He is enrolled in Medicare PECOS, is affiliated with Navicent Health Baldwin, and maintains a secondary practice location in Washington.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Secondary Practice Location 1
Group Practice 1
Accepted Insurance
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
Dr. Brainerd Ese Ewarien 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
14Medicare enrollment records show Brainerd Ewarien reassigns Medicare billing to 14 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Monroe, GA 30655
- Reassigned Medicare billing, Georgia enrollment
- 777 clinicians in this Medicare group
Stockbridge, GA 30281
- Reassigned Medicare billing, Georgia enrollment
- 792 clinicians in this Medicare group
Macon, GA 31201
- Reassigned Medicare billing, Georgia enrollment
- 114 clinicians in this Medicare group
Cadillac, MI 49601
- Reassigned Medicare billing, Michigan enrollment
- 123 clinicians in this Medicare group
Byron, GA 31008
- Reassigned Medicare billing, Georgia enrollment
- 31 clinicians in this Medicare group
Gaylord, MI 49735
- Reassigned Medicare billing, Michigan enrollment
- 62 clinicians in this Medicare group
Carrollton, GA 30117
- Reassigned Medicare billing, Georgia enrollment
- 335 clinicians in this Medicare group
Traverse City, MI 49684
- Reassigned Medicare billing, Michigan enrollment
- 124 clinicians in this Medicare group
Charlevoix, MI 49720
- Reassigned Medicare billing, Michigan enrollment
- 73 clinicians in this Medicare group
Chalmette, LA 70043
- Reassigned Medicare billing, Louisiana enrollment
- 60 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 5
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Navicent Health Baldwin
Acute Care Hospitals · Milledgeville, GAAtrium Health Navicent Peach
Critical Access Hospitals · Byron, GAAcadia General Hospital
Acute Care Hospitals · Crowley, LAOchsner American Legion Hospital
Acute Care Hospitals · Jennings, LAMunson Medical Center
Acute Care Hospitals · Traverse City, MIPhysician 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.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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 Brainerd Ewarien's NPI number?
The NPI number for Brainerd Ewarien is 1881089936. It was assigned to this individual provider in the NPPES registry on April 4, 2015. The provider is also known as Dr. Brainerd Ese Ewarien M.D..
Where is Brainerd Ewarien located?
Brainerd Ewarien practices at 3800 Reservoir Rd NW Dept Of Medicine, Washington, DC 20007. The listed phone number is (202) 444-8168.
What is Brainerd Ewarien's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Brainerd Ewarien enrolled in Medicare?
Yes. Brainerd Ewarien 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 Brainerd Ewarien's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Brainerd Ewarien reassigns Medicare benefits to 14 organizations: Hospital Physician Services - Southeast Professional Corporation (Monroe, GA), Piedmont Hospitalist Physicians LLC (Stockbridge, GA), Cogent Healthcare Of Macon, LLC (Macon, GA), Wexford Physician Services PC (Cadillac, MI), Peach Physician Services, PC (Byron, GA) and 9 more organizations, listed in the Medicare section above. 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 Brainerd Ewarien's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Brainerd Ewarien accept?
Health plans from HMO Louisiana list Brainerd Ewarien as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Brainerd Ewarien affiliated with any hospitals?
According to CMS data, Brainerd Ewarien is affiliated with Navicent Health Baldwin, Atrium Health Navicent Peach, Acadia General Hospital, Ochsner American Legion Hospital and Munson Medical Center.
When was this NPI record last updated?
The NPPES record for Brainerd Ewarien was last updated on June 20, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Dr. Brainerd Ese Ewarien, M.D. · NPI 1881089936
Internal Medicine physician in Washington, District of Columbia. Individual provider, active in the CMS NPPES registry since April 4, 2015.
## Identity
- **NPI:** 1881089936 (Entity type: Individual)
- **Enumerated:** April 4, 2015
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 0101263786 (Virginia)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 3800 RESERVOIR RD NW, DEPT OF MEDICINE, Washington, DC 20007
- **Phone:** (202) 444-8168 · **Fax:** (877) 303-1460
## 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:** 14 organizations under Medicare reassignment (form CMS-855R): Hospital Physician Services - Southeast Professional Corporation (NPI 1760410385, Monroe, GA); Piedmont Hospitalist Physicians LLC (NPI 1548219660, Stockbridge, GA); Cogent Healthcare Of Macon, LLC (NPI 1073564217, Macon, GA); Wexford Physician Services PC (NPI 1649084260, Cadillac, MI); Peach Physician Services, PC (NPI 1235821752, Byron, GA); and 9 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Maryland School Of Medicine, class of 2015
## Record status
- **NPPES last updated:** June 20, 2018
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Source: [NPI Profile](https://npiprofile.com/npi/1881089936) · Data from the CMS NPPES public registry.