MA ROSA ALMENDRAS BROWN NURSE PRACTITIONER
NPI 1548012958
Nurse Practitioner in Rockville, MD
About Ma Rosa Almendras Brown Nurse Practitioner NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MA ROSA ALMENDRAS BROWN NURSE PRACTITIONER (NPI 1548012958) is an individual nurse practitioner in Rockville, Maryland, licensed in Maryland (R168475) and active in the NPI registry since April 2024. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2022).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 2
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
Ma Rosa Almendras Brown Nurse Practitioner 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 Reassignment
Medicare enrollment records show Ma Rosa Brown reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Columbus, OH 43219
- Reassigned Medicare billing, District of Columbia enrollment
- 17 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 20850 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ROCKVILLE, MD 20850
ROCKVILLE, MD 20850
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 Ma Rosa Brown's NPI number?
The NPI number for Ma Rosa Brown is 1548012958. It was assigned to this individual provider in the NPPES registry on April 1, 2024.
Where is Ma Rosa Brown located?
Ma Rosa Brown practices at 9715 Medical Center Dr Ste 221, Rockville, MD 20850. The listed phone number is (301) 279-7510.
What is Ma Rosa Brown's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Ma Rosa Brown enrolled in Medicare?
Yes. Ma Rosa 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 organization bills Medicare for Ma Rosa Brown's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ma Rosa Brown reassigns Medicare benefits to American Oncology Partners PA (Columbus, OH). The 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 Ma Rosa Brown'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 Ma Rosa Brown was last updated on October 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months 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.
# Ma Rosa Almendras Brown, NURSE PRACTITIONER · NPI 1548012958
Nurse Practitioner physician in Rockville, Maryland. Individual provider, active in the CMS NPPES registry since April 1, 2024.
## Identity
- **NPI:** 1548012958 (Entity type: Individual)
- **Enumerated:** April 1, 2024
- **Primary specialty:** Nurse Practitioner · taxonomy 363L00000X
- **State license:** R168475 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 9715 MEDICAL CENTER DR STE 221, Rockville, MD 20850-6319
- **Phone:** (301) 279-7510 · **Fax:** (301) 279-7295
## 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:** American Oncology Partners PA (NPI 1265929723, Columbus, OH), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** October 16, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1548012958) · Data from the CMS NPPES public registry.