Michael Flores, MD
NPI 1649289497 · Internal Medicine Physician · Donna, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Flores, MD is a Internal Medicine Physician provider in Donna, TX (NPI 1649289497).
Provider details
- NPI number
- 1649289497
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- L7377 (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
19 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
444 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 218 | $122 |
| Physician Or Allowed Practitioner Re-Certification for Medicare-Covered Home Health Services Under a Home Health Plan of Care (patient Not Present), Including Contacts With Home Health Agency and Review of Reports of Patient Status Required By Physicians aG0179 | 69 | $40 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 43 | $86 |
| Psychotherapy With Evaluation and Management Visit, 30 Minutes90833 | 24 | $69 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 23 | $14 |
| Detection Test By Immunoassay Technique for Severe Acute Respiratory Syndrome Coronavirus |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 138 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 326 | 110 |
| Losartan Potassium | 253 | 84 |
| Omeprazole | 196 | 69 |
| Rosuvastatin Calcium | 191 | 76 |
| Metformin Hcl | 186 | 64 |
| Amlodipine Besylate | 173 | 59 |
| Sertraline Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$480 across 23 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
- 2006-08-07
- Last updated
- 2018-10-25
Frequently asked questions
- What is Michael Flores's NPI number?
- Michael Flores's National Provider Identifier (NPI) is 1649289497, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Flores's specialty?
- Michael Flores is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Flores located?
- Michael Flores's practice location on file with NPPES is 102 N Salinas Blvd Ste B, Donna, TX 78537-2926.
- What is Michael Flores's phone number?
- The practice phone number listed in the NPPES registry for Michael Flores is (956) 377-5400.
- Does Michael Flores accept Medicare?
- Michael Flores is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Flores's NPI active?
- Yes — Michael Flores's NPI (1649289497) is active in the NPPES registry as of the last update on 2018-10-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.