Thomas Mieras, MD
NPI 1578564787 · Internal Medicine Physician · San Antonio, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Mieras, MD is a Internal Medicine Physician provider in San Antonio, TX (NPI 1578564787).
Provider details
- NPI number
- 1578564787
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- H4555 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,153 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 585 | $16 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 555 | $86 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 517 | $122 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 369 | $124 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 34 | $14 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 140 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 564 | 160 |
| Atorvastatin Calcium | 358 | 105 |
| Levothyroxine Sodium | 299 | 80 |
| Lisinopril | 258 | 72 |
| Ezetimibe | 206 | 61 |
| Alprazolam | 191 | 53 |
| Spironolactone | 190 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,268 across 72 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-08-10
- Last updated
- 2024-02-07
- Certified
- 2024-02-07
Frequently asked questions
- What is Thomas Mieras's NPI number?
- Thomas Mieras's National Provider Identifier (NPI) is 1578564787, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Mieras's specialty?
- Thomas Mieras is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Mieras located?
- Thomas Mieras's practice location on file with NPPES is 2829 Babcock Rd Ste 500, San Antonio, TX 78229-6028.
- What is Thomas Mieras's phone number?
- The practice phone number listed in the NPPES registry for Thomas Mieras is (210) 705-5600.
- Does Thomas Mieras accept Medicare?
- Thomas Mieras is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Mieras's NPI active?
- Yes — Thomas Mieras's NPI (1578564787) is active in the NPPES registry as of the last update on 2024-02-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.