Accepting new patients

Janina Grubb, FNP-C

Family Medicine (Nurse Practitioner) ·  Female · Age 44

Janina Grubb

Janina Grubb, FNP-C is a family medicine nurse practitioner in Mesa, AZ. She specializes in family medicine (nurse practitioner), endocrinology, diabetes & metabolism, and more.

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(480) 497-9414

Janina Grubb accepts the following insurance:

Aetna HMO
Aetna Savings Plus of AZ
Choice Plus POS II
Blue Cross Blue Shield
Blue Card PPO
Cigna HMO
Cigna PPO
Mercy Care
AHCCCS - AZ Health Care Cost Containment System
MultiPlan PPO
PHCS Network PPO
TriCare for Life
Tricare HMO
Tricare PPO
TRICARE Retired Reserve

Background Check

Healthgrades does not collect malpractice claims information for Arizona
No disciplinary actions found for the years we collect data
No board actions found for the years we collect data
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Experience Check

Check if Janina Grubb treats your condition or procedure

Janina Grubb's conditions and procedures:

  • ACTH (Cosyntropin) Stimulation Test
  • Adrenal Gland Hyperfunction
  • Adrenal Insufficiency
  • Autonomic Neuropathy
  • Calcium Metabolism Disorders
  • Continuous Glucose Monitoring
  • Diabetes
  • Diabetic Wound Care
  • Electrocardiogram (EKG)
  • Endocrine Cancer
  • Follicular Thyroid Cancer
  • Growth Hormone Deficiency
  • Hashimoto's Disease
  • High Cholesterol
  • Hyperparathyroidism
  • Hypertension
  • Hyperthyroidism
  • Hypoparathyroidism
  • Hypoparathyroidism, Familial, Isolated
  • Hypothyroidism
  • Insulin Pump Therapy
  • Medullary Thyroid Cancer
  • Metastatic Cancer
  • Neuropathy, Motor and Sensory
  • Obesity
  • Osteopenia
  • Osteoporosis
  • Papillary Thyroid Cancer
  • Parathyroid (Gland) Disease
  • Parathyroid (Gland) Tumor: Other than Malignant
  • Parathyroid Adenoma
  • Parathyroid Cancer
  • Pituitary Disease
  • Thyroid Cancer
  • Thyroid Cancer, Anaplastic
  • Thyroid Cancer, Familial Medullary

About Me

I strive for open communication and engage patients with each visit.  My philosophy is to engage with patients as partners in their care.  I take the time to get to know what is important for each patient on an individual basis. I can hep d...


  • Family Medicine (Nurse Practitioner)
  • Diabetes Medicine
  • Endocrinology
  • Endocrinology & Metabolism


Grand Canyon University Phoenix Az Family Nurse Practitioner
Grand Canyon University Phoenix Az Masters In Nursing Education
Grand Canyon University Phoenix Az Rn To Bsn
Undergraduate School
Grand Canyon University Phoenix Az Dnp Student

Janina Grubb's Reviews

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Average Wait Time
  • 16 – 30 minutes
Janina Grubb's Performance
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  • Explains condition(s) well
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Office & Staff Performance
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What People Say About Janina Grubb, FNP-C
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Janina was just plain rude. Argumentative, refusing to listen, and walked away talking under her breath. If you want a medical PROFESSIONAL who listens and tries to make you feel comfortable, I recommend someone else. If you like to be ignored, belittled, insulted, and enjoy arguing, Janina is for...Read More
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I can't say enough about Janina. Not only is she brilliant, she's caring and SO tenacious. I've been with her for years and years and would never see anyone else. She is like a doctor and detective all in one. She knows everything there is to know about Hashimoto's and Cushings and more.
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Zero follow up. Zero response to phone calls. Zero response to pharmacy requests for rx refills. This provider does not give a crap.
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Janina is dedicated to my care for multiple endocrine issues. She takes time to listen to my concerns and recommend a plan of action. I can't imagine battling this disease without her amazing support.
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