DR. ALEXANDER SMITH MD
NPI 1821511007
Emergency Medicine in San Antonio, TX
About Dr. Alexander Smith Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ALEXANDER SMITH MD (NPI 1821511007) is an individual emergency medicine provider in San Antonio, Texas, licensed in Texas (T-0004) and active in the NPI registry since July 2017. He is enrolled in Medicare PECOS, is affiliated with Methodist Hospital, and is a graduate of University Of Texas Medical School At Houston (2017).
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
Dr. Alexander Smith Md 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
3Medicare enrollment records show Alexander Smith reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Antonio, TX 78229
- Reassigned Medicare billing, Texas enrollment
- 2,397 clinicians in this Medicare group
San Antonio, TX 78229
- Reassigned Medicare billing, Texas enrollment
- 1,452 clinicians in this Medicare group
Gonzales, TX 78629
- Reassigned Medicare billing, Texas enrollment
- 430 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 4
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.
Methodist Hospital
Acute Care Hospitals · San Antonio, TXMethodist Hospital Stone Oak
Acute Care Hospitals · San Antonio, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 78251 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 17
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAN ANTONIO, TX 78251
SAN ANTONIO, TX 78251
SAN ANTONIO, TX 78251
SAN ANTONIO, TX 78251
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 Alexander Smith's NPI number?
The NPI number for Alexander Smith is 1821511007. It was assigned to this individual provider in the NPPES registry on July 19, 2017.
Where is Alexander Smith located?
Alexander Smith practices at 11212 Tx-151, San Antonio, TX 78251. The listed phone number is (210) 703-8000.
What is Alexander Smith's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Alexander Smith enrolled in Medicare?
Yes. Alexander Smith 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 Alexander Smith's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alexander Smith reassigns Medicare benefits to 3 organizations: University Of Texas Health Science Center At San Antonio (San Antonio, TX), Emergency Medicine Services Of Tx, PLLC (San Antonio, TX) and Victoria Emergency Partners LLC (Gonzales, TX). 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 Alexander Smith's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Alexander Smith accept?
Health plans from Blue Cross and Blue Shield of Texas, Imperial Insurance Companies, Inc., Oscar Insurance Company, Sendero Health Plans, Local Nonprofit and UnitedHealthcare list Alexander Smith 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.
Is Alexander Smith affiliated with any hospitals?
According to CMS data, Alexander Smith is affiliated with Methodist Hospital and Methodist Hospital Stone Oak.
When was this NPI record last updated?
The NPPES record for Alexander Smith was last updated on August 18, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Dr. Alexander Smith, MD · NPI 1821511007
Emergency Medicine physician in San Antonio, Texas. Individual provider, active in the CMS NPPES registry since July 19, 2017.
## Identity
- **NPI:** 1821511007 (Entity type: Individual)
- **Enumerated:** July 19, 2017
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** T-0004 (Texas)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 11212 TX-151, San Antonio, TX 78251
- **Phone:** (210) 703-8000
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): University Of Texas Health Science Center At San Antonio (NPI 1760424873, San Antonio, TX); Emergency Medicine Services Of Tx, PLLC (NPI 1245938729, San Antonio, TX); Victoria Emergency Partners LLC (NPI 1164770996, Gonzales, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Texas Medical School At Houston, class of 2017
## Record status
- **NPPES last updated:** August 18, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1821511007) · Data from the CMS NPPES public registry.