OPTUM CARE SERVICES COMPANY
NPI 1912199415
Nurse Practitioner - Family in Columbia, MD
About Optum Care Services Company NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
OPTUM CARE SERVICES COMPANY (NPI 1912199415) is a healthcare organization registered as a family in Columbia, Maryland and active in the NPI registry since August 2007. The organization maintains 3 additional practice locations and lists Ronald Shumacher, Medical Director, as its authorized official.
NPPES Registry Identity
Specialties & Licenses 10
Secondary Practice Locations 3
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Optum Care Services Company is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
8Medicare enrollment records show 8 clinicians reassign Medicare billing to Optum Care Services Company, which bills Medicare for the services they deliver. They are listed nearest first.
Clinicians, nearest first (8)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Optum Care Services Company's NPI number?
The NPI number for Optum Care Services Company is 1912199415. It was assigned to this organization in the NPPES registry on August 17, 2007.
Where is Optum Care Services Company located?
Optum Care Services Company is located at 10175 Little Patuxent Pkwy Fl 6, Columbia, MD 21044. The listed phone number is (410) 379-3522.
What is Optum Care Services Company's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Optum Care Services Company enrolled in Medicare?
Yes. Optum Care Services Company is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Optum Care Services Company?
According to the CMS Revalidation Reassignment List (October 2026 release), 8 clinicians in 2 Medicare specialties reassign their Medicare billing to Optum Care Services Company. A 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 the clinician's services. The largest specialties are Nurse Practitioner (7) and Internal Medicine (1). Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Optum Care Services Company was last updated on May 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Optum Care Services Company · NPI 1912199415
Family organization in Columbia, Maryland. Organization record, active in the CMS NPPES registry since August 17, 2007.
## Identity
- **NPI:** 1912199415 (Entity type: Organization)
- **Enumerated:** August 17, 2007
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **Organization subpart:** No
- **Authorized official:** Ronald Shumacher, MEDICAL DIRECTOR
## Practice location
- **Address:** 10175 LITTLE PATUXENT PKWY FL 6, Columbia, MD 21044-2655
- **Phone:** (410) 379-3522
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 8 clinicians in 2 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (7), Internal Medicine (1) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** May 19, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1912199415) · Data from the CMS NPPES public registry.