FERNANDO M. SILES, MD, PLLC
NPI 1225377328
Psychiatry & Neurology - Child & Adolescent Psychiatry in Greenville, TX
About Fernando M. Siles, Md, Pllc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
FERNANDO M. SILES, MD, PLLC (NPI 1225377328) is a healthcare organization registered as a child & adolescent psychiatry in Greenville, Texas and active in the NPI registry since February 2013. The organization lists Fernando Manuel Siles, Owner, 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)
Fernando M. Siles, Md, Pllc 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 Fernando M. Siles, MD, PLLC, 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 Fernando M. Siles, MD, PLLC's NPI number?
The NPI number for Fernando M. Siles, MD, PLLC is 1225377328. It was assigned to this organization in the NPPES registry on February 8, 2013.
Where is Fernando M. Siles, MD, PLLC located?
Fernando M. Siles, MD, PLLC is located at 2405 Stonewall St, Greenville, TX 75401. The listed phone number is (903) 454-3300.
What is Fernando M. Siles, MD, PLLC's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Child & Adolescent Psychiatry, with taxonomy code 2084P0804X.
Is Fernando M. Siles, MD, PLLC enrolled in Medicare?
Yes. Fernando M. Siles, MD, PLLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Fernando M. Siles, MD, PLLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Psychiatry) reassigns their Medicare billing to Fernando M. Siles, MD, PLLC. 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 Fernando M. Siles, MD, PLLC was last updated on June 16, 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.
# Fernando M. Siles, Md, Pllc · NPI 1225377328
Child & Adolescent Psychiatry organization in Greenville, Texas. Organization record, active in the CMS NPPES registry since February 8, 2013.
## Identity
- **NPI:** 1225377328 (Entity type: Organization)
- **Enumerated:** February 8, 2013
- **Primary specialty:** Psychiatry & Neurology - Child & Adolescent Psychiatry · taxonomy 2084P0804X
- **Organization subpart:** No
- **Authorized official:** Fernando Siles, OWNER
## Practice location
- **Address:** 2405 STONEWALL ST, Greenville, TX 75401-3349
- **Phone:** (903) 454-3300
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Psychiatry) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** June 16, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1225377328) · Data from the CMS NPPES public registry.