DR. MATIAS BALLESTEROS MD
NPI 1033672712
Family Medicine in Pasadena, MD
About Dr. Matias Ballesteros Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MATIAS BALLESTEROS MD (NPI 1033672712) is an individual family medicine provider in Pasadena, Maryland, licensed in Maryland (D95030) and active in the NPI registry since April 2019. He is enrolled in Medicare PECOS, is affiliated with University Of Md Baltimore Washington Medical Center, and maintains a secondary practice location in Batesville.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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. Matias Ballesteros 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
5Medicare enrollment records show Matias Ballesteros reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Glen Burnie, MD 21061
- Reassigned Medicare billing, Maryland enrollment
- 966 clinicians in this Medicare group
Salem, AR 72576
- Reassigned Medicare billing, Arkansas enrollment
- 29 clinicians in this Medicare group
Monticello, AR 71655
- Reassigned Medicare billing, Arkansas enrollment
- 126 clinicians in this Medicare group
Crossett, AR 71635
- Reassigned Medicare billing, Arkansas enrollment
- 152 clinicians in this Medicare group
Hope, AR 71801
- Reassigned Medicare billing, Arkansas enrollment
- 323 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 4
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
University Of MD Baltimore Washington Medical Center
Acute Care Hospitals · Glen Burnie, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21122 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 18
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Matias Ballesteros's NPI number?
The NPI number for Matias Ballesteros is 1033672712. It was assigned to this individual provider in the NPPES registry on April 10, 2019.
Where is Matias Ballesteros located?
Matias Ballesteros practices at 3708 Mountain Rd, Pasadena, MD 21122. The listed phone number is (410) 553-8273.
What is Matias Ballesteros's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Matias Ballesteros enrolled in Medicare?
Yes. Matias Ballesteros 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 Matias Ballesteros's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Matias Ballesteros reassigns Medicare benefits to 5 organizations: University Of Maryland Community Medical Group, Inc. (Glen Burnie, MD), Fulton County Hospital (Salem, AR), Monticello Ess LLC (Monticello, AR), Ess Hospitalist LLC (Crossett, AR) and Arkansas Emergency Staffing Solutions, Inc (Hope, AR). 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 Matias Ballesteros's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Matias Ballesteros affiliated with any hospitals?
According to CMS data, Matias Ballesteros is affiliated with University Of MD Baltimore Washington Medical Center.
When was this NPI record last updated?
The NPPES record for Matias Ballesteros was last updated on September 26, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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. Matias Ballesteros, MD · NPI 1033672712
Family Medicine physician in Pasadena, Maryland. Individual provider, active in the CMS NPPES registry since April 10, 2019.
## Identity
- **NPI:** 1033672712 (Entity type: Individual)
- **Enumerated:** April 10, 2019
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** D95030 (Maryland)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 3708 MOUNTAIN RD, Pasadena, MD 21122-2025
- **Phone:** (410) 553-8273
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): University Of Maryland Community Medical Group, Inc. (NPI 1295367894, Glen Burnie, MD); Fulton County Hospital (NPI 1831274612, Salem, AR); Monticello Ess LLC (NPI 1184010753, Monticello, AR); Ess Hospitalist LLC (NPI 1881967305, Crossett, AR); Arkansas Emergency Staffing Solutions, Inc (NPI 1275774630, Hope, AR) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2016
## Record status
- **NPPES last updated:** September 26, 2022
---
Source: [NPI Profile](https://npiprofile.com/npi/1033672712) · Data from the CMS NPPES public registry.