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Edit this profileAt a glance
- 2810 W Expressway 83, Mercedes, TX 78570
About Dr. Hernandez Hernandez
Alejandro Hernandez Hernandez, MD is a healthcare provider in Mercedes, TX specializing in preventive medicine. Alejandro is also listed as specializing in emergency medicine and family medicine. According to Medicare claims data, Alejandro cared for 1,087 Medicare patients across 3,179 services. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, and subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more. This provider record is associated with NPI 1871908178.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (956) 734-9067
- Email not available
Practice Locations
2810 W EXPRESSWAY 83
Mercedes, TX 78570
Conditions Commonly Evaluated or Treated
Within Preventive Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Cancer risk
- Family History Of Cancer
Environmental health
- Asbestos Exposure
- Tick bite and Lyme disease risk
- Toxic Mold Exposure
- Workplace Chemical Exposure
- Heavy Metal Toxicity
General wellness
- Chronic Inflammation
Heart health
- Heart Disease Risk
- Coronary artery disease
- High blood pressure
- High cholesterol
- Poor Circulation
Kidney health
- Early Kidney Damage
Lifestyle & wellness
- Chronic Stress And Burnout
- Chronic fatigue
Longevity
- Accelerated Biological Aging
Occupational health
- Asbestos and mineral dust exposure
- Work-Related Back Strain
- Shift Work Sleep Problems
Sexual health
- STI Risk And Exposure
Substance use
- Vaping And Nicotine Addiction
- Opioid use disorder
Travel health
- Travel-related Infection Risk
Workplace health
- Work-related Injury
- Carpal tunnel
- Noise-Induced Hearing Damage
- Repetitive strain injury
Addiction & habits
- Alcohol use disorder
- Quitting smoking
Blood sugar
Bone & joint
Brain health
- Mild cognitive impairment
Digestive health
- Gut Health Issues
Hormones
- Hormone Imbalance
- Testosterone deficiency
- Underactive Thyroid
Liver & digestion
Metabolic health
Nutrition & deficiencies
- Iron-deficiency anemia
- Vitamin B12 deficiency
Nutrition & deficiency
- Food Intolerances And Sensitivities
- Vitamin D deficiency
Preventive care
Sleep health
- Insomnia and Sleep Problems
- Sleep apnea
Weight & metabolism
- Insulin Resistance
- Metabolic syndrome
- Obesity
Procedures & services
Addiction & habits
- Alcohol Reduction Counseling
- Smoking cessation program
Cancer screening
- Cancer screening and prevention planning
- Screening colonoscopy
- Low-dose CT lung cancer screening
- Mammogram Referral
- Pap smear
- Prostate cancer blood test
- Skin cancer screening
Checkups & exams
- Annual Wellness Exam
- Executive Physical Exam
Environmental health
- Heavy Metal Blood Test
- Lead blood test
- Mold Toxicity Testing
Fitness & body composition
- VO2 Max Test
- DEXA Body Composition Scan
Immunizations
- Hepatitis Screening And Vaccine
- COVID-19 Booster
- Flu shot
- HPV vaccine
- Pneumonia shot
- Routine Vaccines
- Tetanus shot
Longevity
- Biological Age Test
Metabolic health
- Continuous Glucose Monitor Prescription
Preventive imaging
- Abdominal Aortic Aneurysm Screening
- Full Body MRI Scan
Screening & labs
- Diabetes and prediabetes screening
- Genetic Health Risk Testing
- Heart Calcium Score
- Hormone Panel Testing
- Bone Density Scan Referral
- Cholesterol screening
- Food Sensitivity Testing
- Tuberculosis Blood Test
Workplace health
- Ergonomic Workstation Evaluation
- Respirator Fit Testing
- Return To Work Clearance
- DOT Physical Exam
- Hearing Test For Work
- Pre-Employment Physical
- Workplace Drug Test
Heart health
Lab tests
- Routine blood work
- STI Screening Panel
Lifestyle & wellness
- Exercise Prescription
- Medical nutrition therapy
- Mindfulness-based stress reduction
Occupational health
- Return To Work Evaluation
Sexual health
- PrEP prescription
Travel health
- Travel Vaccines And Consult
Weight & metabolism
Procedures Most Often Billed to Medicare
3,179 services · 1,087 patients · 23 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
742 | More than most peers in Preventive Medicine |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
618 | More than most peers in Preventive Medicine |
| Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more | Office visit | 99308 |
299 | Too few peers to compare |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
257 | More often than most peers in Preventive Medicine |
| Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more | Office visit | 99308 |
210 | Too few peers to compare |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
210 | More often than most peers in Preventive Medicine |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
126 | More than most peers in Preventive Medicine |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
124 | More often than most peers in Preventive Medicine |
| Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes | Office visit | 99348 |
115 | Too few peers to compare |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
77 | More often than most peers in Preventive Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2000 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Dr. Hernandez Hernandez?
Dr. Hernandez Hernandez is a preventive medicine in Mercedes, TX. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Dr. Hernandez Hernandez's address?
Dr. Hernandez Hernandez is listed at 2810 W Expressway 83, Mercedes, TX 78570. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Hernandez Hernandez?
The number on file is (956) 734-9067. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Hernandez Hernandez's NPI number?
Dr. Hernandez Hernandez's National Provider Identifier is 1871908178. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Hernandez Hernandez train?
Dr. Hernandez Hernandez attended Other, graduating in 2000. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Hernandez Hernandez been practicing?
Dr. Hernandez Hernandez has 26 years experience. Calculated from a graduation year of 2000, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Hernandez Hernandez perform?
According to Medicare billing data, Dr. Hernandez Hernandez the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Hernandez Hernandez confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Hernandez Hernandez. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.