BRITTNEY WILLIAMS MD
NPI 1871892240
Anesthesiology in Baltimore, MD
About Brittney Williams Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BRITTNEY WILLIAMS MD (NPI 1871892240) is an individual anesthesiology provider in Baltimore, Maryland, licensed in Maryland (D79732) and active in the NPI registry since March 2011. She is enrolled in Medicare PECOS, is affiliated with University Of Maryland Medical Center, and is a graduate of Other (2011).
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
Brittney Williams Md 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 Brittney Williams reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Baltimore, MD 21201
- Reassigned Medicare billing, Maryland and District of Columbia enrollments
- Medicare enrollment name: University Of Maryland Anesthesiology Associates PA
- Also billed through NPI 1720024235 (District of Columbia)
- 303 clinicians in this Medicare group
Baltimore, MD 21201
- Reassigned Medicare billing, Maryland enrollment
- 966 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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
University Of Maryland Medical Center
Acute Care Hospitals · Baltimore, MDUniversity Of MD Capital Region Medical Center
Acute Care Hospitals · Upper Marlboro, MDMedicare 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.
Reported Quality Measures
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.
BALTIMORE, MD 21201
BALTIMORE, MD 21201
BALTIMORE, MD 21201
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 Brittney Williams's NPI number?
The NPI number for Brittney Williams is 1871892240. It was assigned to this individual provider in the NPPES registry on March 24, 2011.
Where is Brittney Williams located?
Brittney Williams practices at 22 S Greene St S8b12, Baltimore, MD 21201. The listed phone number is (410) 328-6120.
What is Brittney Williams's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Brittney Williams enrolled in Medicare?
Yes. Brittney Williams 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 Brittney Williams's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Brittney Williams reassigns Medicare benefits to 2 organizations: University Of Maryland Anesthesiology Associates P.A. (Baltimore, MD) and University Of Maryland Community Medical Group, Inc. (Baltimore, MD). 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 Brittney Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Brittney Williams affiliated with any hospitals?
According to CMS data, Brittney Williams is affiliated with University Of Maryland Medical Center and University Of MD Capital Region Medical Center.
When was this NPI record last updated?
The NPPES record for Brittney Williams was last updated on January 8, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Brittney Williams, MD · NPI 1871892240
Anesthesiology physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since March 24, 2011.
## Identity
- **NPI:** 1871892240 (Entity type: Individual)
- **Enumerated:** March 24, 2011
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** D79732 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 22 S GREENE ST, S8B12, Baltimore, MD 21201-1544
- **Phone:** (410) 328-6120
## 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): University Of Maryland Anesthesiology Associates P.A. (NPI 1033915145, Baltimore, MD); University Of Maryland Community Medical Group, Inc. (NPI 1477530624, Baltimore, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2011
## Record status
- **NPPES last updated:** January 8, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1871892240) · Data from the CMS NPPES public registry.