CLIA lab
CLIA 45D1031438: Heart of Texas Pediatrics, PA
Waco, TX. Certificate and address details from the CMS Provider of Services file for clinical laboratories.
CLIA number 45D1031438 belongs to Heart of Texas Pediatrics, PA in Waco, TX.
Certificate of Waiver, effective September 30, 2026, expires September 29, 2028.
Active in the CMS Provider of Services file posted October 16, 2026.
Source: CMS Provider of Services File, Clinical Laboratories (CLIA), as of October 16, 2026. Publisher page
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Certificate
- Certificate type
- Certificate of Waiver
- Certificate effective
- September 30, 2026
- Certificate expiration
- September 29, 2028
- Status in the CMS file
- Active (termination code 00)
- Original participation date
- September 30, 2004
- Facility type
- Physician office
- Ownership (control type)
- Proprietary
- Lab classification
- CLIA laboratory
Source: CMS Provider of Services File, Clinical Laboratories (CLIA), as of October 16, 2026. Publisher page
Lab and contact
- CLIA number
- 45D1031438
- Lab name
- Heart of Texas Pediatrics, PA
- Additional name
- William R Nesmith MD & Stephen S Chakmakjian MD
- Address
- 601 West Highway 6, Suite 102, Waco, TX 76710
- Phone
- (254) 399-8364
- Fax
- (254) 399-9116
Annual test volume the lab reported
- Waived tests
- 1,500
Volumes are what the lab reported to CMS on its CMS-116 application, as carried in the file.
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- Any Lab Test NowCertificate of Waiver, Independent45D2037165
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- Ascension Medical Group ProvidenceCertificate for Provider-Performed Microscopy Procedures, Physician office45D0488592
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Related
Questions
What is the CLIA number for Heart of Texas Pediatrics, PA in Waco?
45D1031438, per the CMS Provider of Services file posted October 16, 2026.
What CLIA certificate does Heart of Texas Pediatrics, PA hold?
A Certificate of Waiver, according to the CMS file.
When does CLIA 45D1031438 expire?
The CMS file lists September 29, 2028 as the certificate expiration date; the certificate took effect September 30, 2026.