Dr. Gregory Martinez, MD
Internal Medicine•Male•Age 48
Internal Medicine
Dr. Gregory Martinez, MD is an internal medicine specialist in Fresno, CA and has over 16 years of experience in the medical field. Dr. Martinez has extensive experience in Glomerulonephritis & Nephropathy. He graduated from THOMAS JEFFERSON UNIVERSITY in 2006. He is affiliated with medical facilities such as Community Regional Medical Center and Saint Agnes Medical Center. His office accepts new patients.

The Nephrology Group Inc
568 E Herndon Ave Ste 201 Fresno, CA 93720Accepting new patients
Compare with other Internal Medicine Specialists
Compare Dr. Martinez with our nearby Internal Medicine Specialists at Saint Agnes Medical Center.
Make an appointment at Saint Agnes Medical Center today at (559) 365-7159.
These providers are on the medical staff of Saint Agnes Medical Center.
Experience and Background Checks
Background Check
Frequently Treated by Dr. Martinez
Based on treatment records, we have identified the following as areas of care that Dr. Martinez treats more often than their peers. If you are unsure whether Dr. Martinez treats other conditions, please contact the office at (559) 450-3000.
Glomerulonephritis & Nephropathy
Glomerulonephritis and nephropathy are types of kidney disease caused by damage to the small blood vessels that filter the blood, either from long-term diabetes or other conditions such as lupus.Compare with other Glomerulonephritis & Nephropathy specialists.
Check Dr. Martinez's experience treating your condition or procedure
Dr. Martinez's conditions and procedures:
- Immunization Administration
- Urinary Tract Infection (UTI)
- Parathyroid (Gland) Disease
- Acidosis
- Acute Glomerulonephritis
- Acute Kidney Failure
- Alkalosis
- All Headaches (incl. Migraine)
- Amyloidosis
- Asphyxia and Hypoxemia
- Autosomal Dominant Polycystic Kidney Disease (ADPKD)
- Calcium Metabolism Disorders
- Chronic Glomerulonephritis
- Chronic Kidney Disease Stage I
- Chronic Kidney Disease Stage II
- Chronic Kidney Disease Stage III
- Chronic Kidney Disease Stage IV
- Chronic Kidney Disease Stage V
- Chronic Kidney Diseases
- Congenital Anomalies of Kidney
- Congenital Cystic Kidney Disease
- Constipation
- Dehydration
- Diabetes With Renal Manifestations
- End-Stage Renal Disease
- Fever
- Gout
- Hydronephrosis
- Hypercalcemia
- Hyperkalemia
- Hyperparathyroidism
- Hypertension
- Hypertensive Chronic Kidney Disease
- Hypertensive Heart and Chronic Kidney Disease
- Hypokalemia
- Hyposmolality and Hyponatremia
- Hypotension (Excluding Maternal)
- Joint Pain
- Kidney Infection
- Kidney Stones
- Limb Pain
- Limb Swelling
- Limb Swelling Caused by Fluid Overload
- Magnesium Metabolism Disorders
- Mineral Metabolism Disorders
- Muscle Cramping
- Muscle Spasm
- Nausea
- Nephritis and Nephropathy
- Nephrotic Syndrome
- Phosphorus Metabolism Disorders
- Potassium Deficiency
- Proteinuria
- Pyonephrosis
- Renal Artery Arteriosclerotic Disease
- Renal Hyperparathyroidism
- Renal Osteodystrophy
- Secondary Hypertension
- Small Kidney
- Tobacco Use Disorder
- Tuberous Sclerosis
- Ureteral Stones
- Urinary Incontinence
- Vasculitis
- Venous Embolism and Thrombosis
- Vitamin D Deficiency
- Wegener's Granulomatosis
- Arterial Blood Gas Test (ABG)
- Electrocardiogram (EKG)
- End-Stage Renal Disease Related Services
- Fecal Occult Blood Test for Colorectal Cancer
- Hemodialysis
- Kidney Transplant Evaluation
- Living Kidney Donor Evaluation
- Peritoneal Dialysis
- Renal Scan
- Ultrasound
Dr. Martinez's Reviews
Likelihood to recommend Dr. Martinez
4.4
Based on 5 ratings
5 Star | 80% | 80% |
4 Star | 0% | 0% |
3 Star | 0% | 0% |
2 Star | 20% | 20% |
1 Star | 0% | 0% |
Leave a review
How was your experience with Dr. Martinez?Is this your profile?
Respond to reviews, add information, and reach more patients. Claiming is free and only takes a minute.
Claim your profileOverall Patient Satisfaction
Likelihood of recommending Dr. Martinez to family and friends is 4.4 out of 5
About Me
Biography
Specialties
- Internal Medicine
- Nephrology
THOMAS JEFFERSON UNIVERSITY
Medical School, 2006
Common Questions and Answers
Please call the office to learn more. (559) 450-3000
Was this information helpful?
What is the best way to schedule an appointment with Dr. Gregory Martinez, MD?
Click here to schedule an appointment online. New patients may call (559) 365-7159 to make an appointment.
What other Internal Medicine Specialists practice nearby?
Can I use my insurance at Dr. Gregory Martinez, MD?
Dr. Gregory Martinez, MD accepts various insurance plans. You can easily check if your insurance provider is accepted by using the Healthgrades insurance check. We recommend verifying your insurance coverage before scheduling an appointment to ensure a seamless experience.
What are Dr. Gregory Martinez, MD's top areas of expertise?
Dr. Gregory Martinez, MD specializes in Glomerulonephritis & Nephropathy. See more on Healthgrades.
What is Dr. Gregory Martinez, MD's office address?
Dr. Martinez's office is located at 568 E Herndon Ave Ste 201, Fresno, CA 93720. You can find other locations and directions on Healthgrades.
Focus on Diabetes
Insurance Check
Search for your insurance carrier and choose your plan type
Make the most of your appointment

Know Before You Go
Expand your knowledge with related news and articles.
Expand your knowledge with related news and articles.

Appointment Guides
Ask your provider the right questions with our detailed appointment guides.
Ask your provider the right questions with our detailed appointment guides.
Locations
The Nephrology Group Inc
Ascension Medical Group Wisconsin - Greenfield
Affiliated Hospitals
Dr. Martinez is affiliated with the following hospitals. Select a hospital below to learn more.
Learn more about how Healthgrades measuresHospital Quality.64% Patients that would definitely recommend, 6% lower than the national average
8 Awards Received
Award Highlight: Patient Safety Excellence Award™ (2023)
73% Patients that would definitely recommend, 3% higher than the national average
2 Awards Received
64% Patients that would definitely recommend, 6% lower than the national average
6 Awards Received
Award Highlight: Patient Safety Excellence Award™ (2023)
Compare with other Internal Medicine Specialists
Compare Dr. Martinez with our nearby Internal Medicine Specialists at Saint Agnes Medical Center.
Make an appointment at Saint Agnes Medical Center today at (559) 365-7159.
These providers are on the medical staff of Saint Agnes Medical Center.
Your trust is our top concern.
We strive to keep the reviews trustworthy, honest & fair.
We monitor all reviews to ensure they comply with our guidelines and don’t include personal information, profanity, libel, defamation, harassment, obscenity or fraud.
All reviews are confirmed and audited before publication, and community members have the ability to flag inappropriate content for further review by our team.
Doctors can not pay for good reviews, nor can they pay to have negative reviews removed.
Any reviews that are deemed fraudulent or violate our guidelines will be removed immediately.