JAMES S. GUERRERO PSY. D.
NPI 1851543839
Psychologist in Stafford, TX
About James S. Guerrero Psy. D. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JAMES S. GUERRERO PSY. D. (NPI 1851543839) is an individual psychologist in Stafford, Texas, licensed in Texas (33789) and active in the NPI registry since October 2008. He is enrolled in Medicare PECOS and is a graduate of Other (2004).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
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
James S. Guerrero Psy. D. 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 James Guerrero reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Katy, TX 77494
- Reassigned Medicare billing, Texas enrollment
- 14 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.
Other Providers at the Same Location NPPES
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 James Guerrero's NPI number?
The NPI number for James Guerrero is 1851543839. It was assigned to this individual provider in the NPPES registry on October 21, 2008.
Where is James Guerrero located?
James Guerrero practices at 4434 Bluebonnet Dr # 116, Stafford, TX 77477. The listed phone number is (281) 685-4587.
What is James Guerrero's specialty?
The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.
Is James Guerrero enrolled in Medicare?
Yes. James Guerrero 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 James Guerrero's services?
According to the CMS Revalidation Reassignment List (October 2026 release), James Guerrero reassigns Medicare benefits to Bliss Advanced Clinical Solutions, PLLC (Katy, TX). 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 James Guerrero's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does James Guerrero accept?
Health plans from Blue Cross and Blue Shield of Texas, Cigna Healthcare, Oscar Insurance Company, UnitedHealthcare and WellPoint list James Guerrero as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for James Guerrero was last updated on October 23, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.