Dr. Jeffrey Unger, MD

Endocrinology, Diabetes & Metabolism •  Male • Age 67
  
Dr. Unger
Accepting new patients

Unger Primary Care

9220 Haven Ave Ste 230 Rancho Cucamonga, CA 91730

Make an Appointment

(909) 484-2105

Dr. Jeffrey Unger, MD is a Endocrinology, Diabetes & Metabolism Specialist in Rancho Cucamonga, CA and has over 40 years of experience in the medical field. He graduated from Northwestern University The Feinberg School Of Medicine medical school in 1980. He is affiliated with Montclair Hospital Medical Center. He is accepting new patients. Be sure to call ahead with Dr. Unger to book an appointment.


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At a Glance

  • Explains Conditions Well
    Patients said this doctor explains conditions well. See reviews
  • Practices at Top Hospital
    Patient Safety Excellence Award™ See hospitals
  • Clean Hospital
    Patients said the hospital this doctor practices at is clean. See hospitals

Insurance Check

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Dr. Unger accepts

Accepted insurance can change. Please double-check when making an appointment.

(909) 484-2105

Dr. Unger accepts the following insurance:

Aetna
Aetna HMO
Choice Plus POS II
Anthem
Advantage-CA PPO
Balanced (Prudent Buyer)-CA PPO
Blue Cross (Prudent Buyer) - Individual-CA PPO
Blue Cross (Prudent Buyer) - Large Group-CA PPO
Blue Cross (Prudent Buyer) - Small Group-CA PPO
Blue Cross (Prudent Buyer) - Student Health-CA PPO
Bronze (Prudent Buyer PPO/ Small Grp)-CA PPO
Bronze EPO (Prudent Buyer / Small Grp)-CA PPO
Bronze EPO (Prudent Buyer EPO/ Small Grp)-CA
Bronze w/ H.S.A (Prudent Buyer PPO/Small Grp)-CA PPO
Dignity Health EPO / PPO-CA
Dignity Health PHC EPO & HDP/HSA-CA
Dignity Health Ventura EPO/PPO-CA
EPO-CA
Gold (Prudent Buyer PPO/ Small Grp)-CA PPO
Gold Advantage-CA PPO
Gold EPO (Prudent Buyer / Small Grp)-CA PPO
Gold EPO (Prudent Buyer EPO/ Small Grp)-CA
Lumenos Plans-CA PPO
Major Risk Medical Insurance Program (MRMIP) - Prudent Buyer-CA PPO
MemorialCare Custom-CA PPO
National (BlueCard Basic) PPO
National (BlueCard) PPO
PERS Choice / PERSCare Providers-CA PPO
Platinum (Prudent Buyer PPO/ Small Grp)-CA PPO
Silver (Prudent Buyer PPO/ Small Grp)-CA PPO
Silver Advantage-CA PPO
Silver EPO (Prudent Buyer EPO/ Small Grp)-CA
Silver EPO w/ H.S.A (Prudent Buyer/Small Grp)-CA PPO
Silver w/ H.S.A (Prudent Buyer PPO/Small Grp)-CA PPO
Tenet Network-CA PPO
Traditional
Traditional PPO
UC Care-CA PPO
UC CORE-CA PPO
UC Health Savings Plan-CA
UC High Option Supplement to Medicare-CA
UC Medicare with Prescription Drugs-CA PPO
UC Medicare without Prescription Drugs-CA PPO
UC Resident and Fellows-CA PPO
UCSHIP-CA PPO
Blue Cross Blue Shield
Blue Card PPO
Blue Cross Blue Shield of California
Advantage Preferred DirectAccess Plus PPO
Blue Cross Blue Shield of California PPO
CareFirst Blue Cross Blue Shield
HealthyBlue 2.0
HealthyBlue Advantage
Cigna
Cigna HMO
Cigna PPO
LocalPlus
Open Access
Open Access Plus
Health Net of California
Large Group HMO
Large Group PPO
MultiPlan
MultiPlan PPO
PHCS Network PPO

Background Check

1 disciplinary action Found
  • Providing False Information to Medical Board (9/13/2000)View details
No malpractice claims found for California
No board actions found for the years we collect data
Learn more about background checks

Experience Check

Check Dr. Unger's experience treating your condition or procedure

Dr. Unger's Top Procedures and Conditions

Treatment Frequency
Testicular Dysfunction
very high
very high

Treatment Frequency

Dr. Unger treats Testicular Dysfunction more than 90% of his peers

Dr. Unger treats this condition more than 90% of his peers

Diabetes Type 1
very high
very high

Treatment Frequency

Dr. Unger treats Diabetes Type 1 more than 90% of his peers

Dr. Unger treats this condition more than 90% of his peers

Breast Diseases
normal
normal

Treatment Frequency

Dr. Unger treats Breast Diseases more than 84% of his peers

Dr. Unger treats this condition more than 84% of his peers

Dr. Unger's conditions and procedures:

  • Adrenal Gland Diseases
  • Adrenal Incidentaloma
  • Audiometry
  • Autoimmune Diseases
  • Autoimmune Thyroid Diseases
  • Benign Tumor
  • Bone Disorders
  • Botox® for Chronic Migraine
  • Breast Diseases
  • Cancer
  • Chronic Diabetes Management
  • Continuous Glucose Monitoring
  • Cushing's Syndrome
  • Dehydration
  • Depressive Disorders
  • Diabetes
  • Diabetes Type 1
  • Diabetes Type 2
  • Diabetes With Renal Manifestations
  • Diabetic Ketoacidosis
  • Drug Testing
  • Drug Treatment
  • Endocrine Disorders
  • Endometrial Biopsy
  • Epidural Injection
  • Fracture Care
  • Goiter
  • Graves' Disease
  • Group Psychotherapy
  • Hashimoto's Disease
  • Headache
  • Hormone Imbalance
  • Hyperlipidemia
  • Hyperparathyroidism
  • Hyperthyroidism
  • Hypnosis (Medical Hypnotherapy)
  • Hypopituitarism
  • Hyposmolality and Hyponatremia
  • Hypothyroidism
  • Insulin Pump Therapy
  • Joint Injection
  • Kidney Disease
  • Lipid Disorders
  • Malaise and Fatigue
  • Menstrual Disorders (incl. Dysmenorrhea)
  • Mental Status Examination
  • Nerve Blocks
  • Obesity
  • Obesity Counseling
  • Opioid Antagonist Therapy
  • Osteoporosis
  • Pap Smear
  • Pelvic Exams
  • Physical Examination
  • Pituitary Disease
  • Polycystic Ovarian Syndrome
  • Skin Surgery
  • Suboxone® Treatment
  • Testicular Dysfunction
  • Testosterone Deficiency
  • Thyroid Cancer
  • Thyroid Disease
  • Thyroid Nodule
  • Thyroiditis
  • Vitamin D Deficiency

Dr. Unger's Reviews

Likelihood to recommend Dr. Unger

3.8

Based on 28 ratings

5 Stars
67.85714285714286%
(19)
4 Stars
0%
(0)
3 Stars
3.5714285714285716%
(1)
2 Stars
3.5714285714285716%
(1)
1 Star
25%
(7)
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Leave a review

How likely are you to recommend
Dr. Unger?
(Select your rating)
RecentHighestLowestMost Helpful
Reply Flag
Never! Very unprofessional, constantly harassed other providers. I would never go to a provider this unprofessional.
What went well
No results
What could be improved
  • Office environment
  • Staff wasn't friendly
  • Didn't listen or answer questions
  • Didn't trust the provider's decisions
Was this helpful?
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Sep 30, 2020
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Reply Flag
Dr.Unger He is the best doctor I have ever seen. He truly cares about his patients. I would recommend him to everyone
What went well
  • Appointment scheduling
  • Office environment
  • Staff friendliness
  • Wait times
  • Appointment wasn't rushed
  • Listened & answered questions
  • Explained conditions well
  • Trusted the provider's decisions
What could be improved
No results
Was this helpful?
thumbs up icon option6
thumbs down icon option1
Janine Denardo in chino – Apr 10, 2018
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Reply Flag
Most passionate physician.
What went well
  • Appointment scheduling
  • Office environment
  • Staff friendliness
  • Wait times
  • Appointment wasn't rushed
  • Listened & answered questions
  • Explained conditions well
  • Trusted the provider's decisions
What could be improved
No results
Was this helpful?
thumbs up icon option5
thumbs down icon option
Mar 13, 2018
×Post a ResponseAre you Dr. Jeffrey Unger, MD?
Reply Flag
Dr Unger is the kindest most brilliant Doctor I have ever met. He always has the answer and is there whenever I, or family member may need him. He never rushes my appointments and is very very thourogh. His office and staff are so accommodating and treat everyone with such care. I highly recommend seeing Dr. Unger.
What went well
No results
What could be improved
No results
Was this helpful?
thumbs up icon option9
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Rancho Cucamonga – Mar 16, 2017
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About Me

Care Philosophy

Dr. Unger is a concierge physician who is responsible for guiding his patients towards "creating health." Disease prevention is the first step in creating...Read more

Biography

Dr. Unger is a 3rd generation physician. As a board certified family doctor, Dr. Unger sees patients with both acute and chronic disorders. The majority...Read more

Specialties

  • Endocrinology, Diabetes & Metabolism
  • Addiction Medicine
  • Family Medicine

Board Certifications

Education

1983
Kern Med Center
Residency Hospital
1981
Kern Medical Center
Internship Hospital
1980
Northwestern University The Feinberg School Of Medicine
Medical School
1976
University of Iowa
Undergraduate School

Languages

  • English
  • Spanish

Frequently Asked Questions

Is Dr. Jeffrey Unger, MD accepting new patients?

Does Dr. Jeffrey Unger, MD accept my insurance?

What are Dr. Jeffrey Unger, MD's top areas of care?

Locations

Unger Primary Care

Unger Primary Care Concierge Medicine9220 Haven Ave Ste 230 Rancho Cucamonga, CA 91730
1

Affiliated Hospitals

Check the quality of care at hospitals where Dr. Unger treats patients.

Learn more

Montclair Hospital Medical Center

Montclair, CA

70% Patient experience rating, 1% higher than the national average

  • Patient Safety Excellence Award™ (2020, 2019, 2018)
;