REBECCA FRANCES BROWN MD
NPI 1891054896
Surgery - Surgical Oncology in Baltimore, MD
About Rebecca Frances Brown Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
REBECCA FRANCES BROWN MD (NPI 1891054896) is an individual surgical oncology provider in Baltimore, Maryland, licensed in Maryland (D89422) and active in the NPI registry since May 2012. She is enrolled in Medicare PECOS, is affiliated with Ottumwa Regional Health Center, and is a graduate of University Of New Mexico School Of Medicine (2012).
NPPES Registry Identity
Specialties & Licenses 2
Other Names 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
Rebecca Frances Brown 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
3Medicare enrollment records show Rebecca Brown reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Baltimore, MD 21201
- Reassigned Medicare billing, Maryland enrollment
- 201 clinicians in this Medicare group
Baltimore, MD 21202
- Reassigned Medicare billing, Maryland enrollment
- 423 clinicians in this Medicare group
Ottumwa, IA 52501
- Reassigned Medicare billing, Iowa enrollment
- 86 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 6
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.
Ottumwa Regional Health Center
Acute Care Hospitals · Ottumwa, IAMercy Medical Center Inc
Acute Care Hospitals · Baltimore, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21201 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 4
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.
BALTIMORE, MD 21201
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 Rebecca Brown's NPI number?
The NPI number for Rebecca Brown is 1891054896. It was assigned to this individual provider in the NPPES registry on May 10, 2012. The provider is also known as Rebecca Frances Ashton MD.
Where is Rebecca Brown located?
Rebecca Brown practices at 419 W Redwood St Ste 300, Baltimore, MD 21201. The listed phone number is (667) 214-1718.
What is Rebecca Brown's specialty?
The primary specialty registered for this NPI is Surgery, specializing in Surgical Oncology, with taxonomy code 2086X0206X.
Is Rebecca Brown enrolled in Medicare?
Yes. Rebecca Brown 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 Rebecca Brown's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rebecca Brown reassigns Medicare benefits to 3 organizations: University Of Maryland Surgical Associates, PA (Baltimore, MD), St Paul Place Specialists, Inc. (Baltimore, MD) and Ottumwa Health Group LLC (Ottumwa, IA). 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 Rebecca Brown's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Rebecca Brown accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from NH Healthy Families, Ambetter from Sunflower Health Plan and Wellmark Health Plan of Iowa, Inc. list Rebecca Brown 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 Rebecca Brown affiliated with any hospitals?
According to CMS data, Rebecca Brown is affiliated with Ottumwa Regional Health Center and Mercy Medical Center Inc.
When was this NPI record last updated?
The NPPES record for Rebecca Brown was last updated on September 15, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Rebecca Frances Brown, MD · NPI 1891054896
Surgical Oncology physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since May 10, 2012.
## Identity
- **NPI:** 1891054896 (Entity type: Individual)
- **Enumerated:** May 10, 2012
- **Primary specialty:** Surgery - Surgical Oncology · taxonomy 2086X0206X
- **State license:** D89422 (Maryland)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 419 W REDWOOD ST STE 300, Baltimore, MD 21201-7003
- **Phone:** (667) 214-1718 · **Fax:** (410) 328-5147
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): University Of Maryland Surgical Associates, PA (NPI 1962417634, Baltimore, MD); St Paul Place Specialists, Inc. (NPI 1174564736, Baltimore, MD); Ottumwa Health Group LLC (NPI 1639861990, Ottumwa, IA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of New Mexico School Of Medicine, class of 2012
## Record status
- **NPPES last updated:** September 15, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1891054896) · Data from the CMS NPPES public registry.