GRISHAM ASSOCIATES LTD
NPI 1639295405
Psychologist in Woodstock, GA
About Grisham Associates Ltd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GRISHAM ASSOCIATES LTD (NPI 1639295405) is a healthcare organization registered as a psychologist in Woodstock, Georgia and active in the NPI registry since March 2007. The organization lists Milton Grisham, Psychologist, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
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)
Grisham Associates Ltd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
2Medicare enrollment records show 2 clinicians reassign Medicare billing to Grisham Associates Ltd, which bills Medicare for the services they deliver. Of these, 1 practice at this address. They are listed nearest first.
Clinicians, nearest first (2)
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 Grisham Associates Ltd's NPI number?
The NPI number for Grisham Associates Ltd is 1639295405. It was assigned to this organization in the NPPES registry on March 22, 2007.
Where is Grisham Associates Ltd located?
Grisham Associates Ltd is located at 8910 Main St, Woodstock, GA 30188. The listed phone number is (770) 924-1818.
What is Grisham Associates Ltd's specialty?
The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.
Is Grisham Associates Ltd enrolled in Medicare?
Yes. Grisham Associates Ltd is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Grisham Associates Ltd?
According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Clinical Psychologist, reassign their Medicare billing to Grisham Associates Ltd. 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. Of these, 1 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Grisham Associates Ltd was last updated on August 22, 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.