DONNA SAUNDERS PH.D.
NPI 1538296223
Psychologist in Ellicott City, MD
About Donna Saunders Ph.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DONNA SAUNDERS PH.D. (NPI 1538296223) is a healthcare organization registered as a psychologist in Ellicott City, Maryland and active in the NPI registry since February 2007. The organization lists Donna Marie Saunders, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 2
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)
Donna Saunders Ph.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Donna Saunders Ph.D., which bills Medicare for the services this clinician delivers.
Clinician (1)
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 Guide Services Inc's NPI number?
The NPI number for Guide Services Inc is 1538296223. It was assigned to this organization in the NPPES registry on February 28, 2007. The provider is doing business as Donna Saunders Ph.D..
Where is Guide Services Inc located?
Guide Services Inc is located at 4725 Dorsey Hall Dr Ste A317, Ellicott City, MD 21042. The listed phone number is (443) 274-7887.
What is Guide Services Inc's specialty?
The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.
Is Guide Services Inc enrolled in Medicare?
Yes. Guide Services Inc is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Guide Services Inc?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Clinical Psychologist) reassigns their Medicare billing to Guide Services Inc. 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Guide Services Inc was last updated on May 15, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.