South Texas Oncology and Hematology, PLLC
NPI 1770664542 · Hematology & Oncology Physician · San Antonio, TX
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
South Texas Oncology and Hematology, PLLC is a Hematology & Oncology Physician organization in San Antonio, TX (NPI 1770664542).
Provider details
- NPI number
- 1770664542
- Entity type
- Organization
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Lon Smith, President(210) 593-5700
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Gynecologic Oncology Physician207VX0201X
Allopathic & Osteopathic Physicians
- Radiation Oncology Physician2085R0001X
Allopathic & Osteopathic Physicians
Suppliers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-18
- Last updated
- 2013-05-16
Frequently asked questions
- What is South Texas Oncology and Hematology, PLLC's NPI number?
- South Texas Oncology and Hematology, PLLC's National Provider Identifier (NPI) is 1770664542, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is South Texas Oncology and Hematology, PLLC?
- South Texas Oncology and Hematology, PLLC is classified in the NPPES registry as Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is South Texas Oncology and Hematology, PLLC located?
- South Texas Oncology and Hematology, PLLC's practice location on file with NPPES is 4383 Medical Drive, San Antonio, TX 78229-3307.
- What is South Texas Oncology and Hematology, PLLC's phone number?
- The practice phone number listed in the NPPES registry for South Texas Oncology and Hematology, PLLC is (210) 593-2575.
- Does South Texas Oncology and Hematology, PLLC accept Medicare?
- South Texas Oncology and Hematology, PLLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for South Texas Oncology and Hematology, PLLC?
- The authorized official listed on South Texas Oncology and Hematology, PLLC's NPPES record is Lon Smith, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is South Texas Oncology and Hematology, PLLC's NPI active?
- Yes — South Texas Oncology and Hematology, PLLC's NPI (1770664542) is active in the NPPES registry as of the last update on 2013-05-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.