MR. SHAWN ERROL ARMSTRONG RN, MSN,ACNP-BC
NPI 1528376480
Nurse Practitioner - Acute Care in Waco, TX
About Mr. Shawn Errol Armstrong Rn, Msn,acnp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. SHAWN ERROL ARMSTRONG RN, MSN,ACNP-BC (NPI 1528376480) is an individual acute care provider in Waco, Texas, licensed in Texas (700804) and active in the NPI registry since September 2010. He is enrolled in Medicare PECOS, is affiliated with South Texas Spine And Surgical Hospital, and is a graduate of Other (2005).
NPPES Registry Identity
Specialties & Licenses 2
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
Mr. Shawn Errol Armstrong Rn, Msn,acnp-bc 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 Reassignments
7Medicare enrollment records show Shawn Armstrong reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Waco, TX 76712
- Reassigned Medicare billing, Texas enrollment
- 29 clinicians in this Medicare group
Nacogdoches, TX 75961
- Reassigned Medicare billing, Texas enrollment
- 47 clinicians in this Medicare group
Electra, TX 76360
- Reassigned Medicare billing, Texas enrollment
- 155 clinicians in this Medicare group
Mcalester, OK 74501
- Reassigned Medicare billing, Texas enrollment
- 70 clinicians in this Medicare group
Corpus Christi, TX 78414
- Reassigned Medicare billing, Texas enrollment
- 90 clinicians in this Medicare group
Laredo, TX 78041
- Reassigned Medicare billing, Texas enrollment
- 94 clinicians in this Medicare group
Laredo, TX 78041
- Reassigned Medicare billing, Texas enrollment
- 49 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.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
South Texas Spine And Surgical Hospital
Acute Care Hospitals · San Antonio, TXDimmit Regional Hospital
Critical Access Hospitals · Carrizo Springs, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 76712 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
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 Shawn Armstrong's NPI number?
The NPI number for Shawn Armstrong is 1528376480. It was assigned to this individual provider in the NPPES registry on September 14, 2010.
Where is Shawn Armstrong located?
Shawn Armstrong practices at 6901 Medical Pkwy, Waco, TX 76712. The listed phone number is (254) 751-4551.
What is Shawn Armstrong's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.
Is Shawn Armstrong enrolled in Medicare?
Yes. Shawn Armstrong 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 organizations bill Medicare for Shawn Armstrong's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Shawn Armstrong reassigns Medicare benefits to 7 organizations: Mclennan County Hospitalist Services PA (Waco, TX), Southern Physician Group Management LLC (Nacogdoches, TX), Southwest Medical Associates, Inc. (Electra, TX), Hospital Care Consultants, Inc (Mcalester, OK), Hospital Care Consultants Of Corpus Christi (Corpus Christi, TX) and 2 more organizations, listed in the Medicare section above. Each 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 Shawn Armstrong's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Shawn Armstrong affiliated with any hospitals?
According to CMS data, Shawn Armstrong is affiliated with South Texas Spine And Surgical Hospital and Dimmit Regional Hospital.
When was this NPI record last updated?
The NPPES record for Shawn Armstrong was last updated on December 31, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.
# Mr. Shawn Errol Armstrong, RN, MSN,ACNP-BC · NPI 1528376480
Acute Care physician in Waco, Texas. Individual provider, active in the CMS NPPES registry since September 14, 2010.
## Identity
- **NPI:** 1528376480 (Entity type: Individual)
- **Enumerated:** September 14, 2010
- **Primary specialty:** Nurse Practitioner - Acute Care · taxonomy 363LA2100X
- **State license:** 700804 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 6901 MEDICAL PKWY, Waco, TX 76712-7910
- **Phone:** (254) 751-4551 · **Fax:** (254) 751-4550
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 7 organizations under Medicare reassignment (form CMS-855R): Mclennan County Hospitalist Services PA (NPI 1639242548, Waco, TX); Southern Physician Group Management LLC (NPI 1770162695, Nacogdoches, TX); Southwest Medical Associates, Inc. (NPI 1831299122, Electra, TX); Hospital Care Consultants, Inc (NPI 1912945635, Mcalester, OK); Hospital Care Consultants Of Corpus Christi (NPI 1275088452, Corpus Christi, TX); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2005
## Record status
- **NPPES last updated:** December 31, 2010
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Source: [NPI Profile](https://npiprofile.com/npi/1528376480) · Data from the CMS NPPES public registry.