Search

 See All Diabetes, Metabolism & Endocrinologists in Worcester, MA

Dr. Mark O'Connor Jr, MD

Endocrinology, Diabetes & Metabolism* Age 37
Dr. Mark O'Connor Jr, MD
Share
icon-circle-check
Link Copied!
Profile link copied to clipboard!
Map Pin Small Worcester, MA
Dr. Mark O'Connor Jr, MD is a Diabetes & Metabolism Endocrinologist in Worcester, MA.
Dr. Mark O'Connor Jr, MD
Share
icon-circle-check
Link Copied!
Profile link copied to clipboard!

Dr. Mark O'Connor Jr, MD

Endocrinology, Diabetes & Metabolism* Age 37
Worcester, MA
Call for new patient details
11 years of experience
Dr. Mark O'Connor Jr, MD is a Diabetes & Metabolism Endocrinologist in Worcester, MA.

About

Dr. O'Connor Jr graduated from UNIVERSITY OF MASSACHUSETTS / WORCESTER CAMPUS. Dr. Mark O'Connor Jr, MD is a Diabetes & Metabolism Endocrinologist in Worcester, MA and has 11 years experience. Dr. O'Connor Jr currently practices at Practice and are affiliated with UMass Memorial Healthalliance-Clinton Hospital, Leominster Campus and UMass Memorial Medical Center-Memorial Campus. Dr. O'Connor Jr has experience treating conditions like Morbid Obesity, Obesity and Diabetes Type 2 among other conditions at varying frequencies. Dr. O'Connor Jr's office is not accepting new patients. Dr. O'Connor Jr is board certified in Diabetes, Metabolism & Endocrinology and accepts multiple insurance plans.

Experience Check

Enter a condition or procedure
Morbid Obesity
Obesity
Diabetes Type 2
Morbid Obesity
Obesity
Diabetes Type 2
Morbid Obesity
Obesity
  • View other providers who treat Obesity
Diabetes Type 2
Diabetes With Renal Manifestations
Diabetic Polyneuropathy
Adrenal Gland Diseases
Diabetes Type 1
Dyslipidemia
Goiter
  • View other providers who treat Goiter
Hyperlipidemia
Hyperthyroidism
Hypoglycemia
Hypogonadism
Hypothyroidism
Lipid Disorders
Malaise and Fatigue
Osteopenia
Osteoporosis
Proteinuria
Secondary Diabetes Mellitus
Testicular Dysfunction
Thyroid Cyst
Thyroid Nodule
Thyrotoxicosis
Vitamin D Deficiency
Vitamin_Deficiency
Continuous Glucose Monitoring
Diabetes Counseling
Thyroid Hormone Replacement
Acidosis
  • View other providers who treat Acidosis
Acute Bronchitis
ADHD and-or ADD
Adrenal Gland Cancer
Adrenal Incidentaloma
Adrenal Insufficiency
All Headaches (incl. Migraine)
Anemia
  • View other providers who treat Anemia
Anxiety
  • View other providers who treat Anxiety
Arthritis
Arthritis of the Elbow
Asthma
  • View other providers who treat Asthma
Atherosclerosis
Autoimmune Thyroid Diseases
Autoimmune Thyroiditis
Back Pain
Bedsores
  • View other providers who treat Bedsores
Benign Chronic Pain Syndrome
Benign Pituitary Gland Tumor
Bladder Infection
Bronchiectasis
Bronchitis
Calcium Metabolism Disorders
Cellulitis
Chest Pain
Chronic Deep Vein Thrombosis (DVT)
Chronic Depression (Dysthymia)
Chronic Neck Pain
Chronic Pain
Chronic Sinusitis
Constipation
COPD (Chronic Obstructive Pulmonary Disease)
Cushing's Syndrome
Deep Vein Thrombosis (DVT)
Dehydration
Diabetes Insipidus
Diabetic Coma
Diarrhea
  • View other providers who treat Diarrhea
Difficulty With Walking
Dizziness
Dysphagia
Eczema and Contact Dermatitis
Emphysema
Endocrine Gland Cancer
Enlarged Prostate (BPH)
Enteritis
Esophagitis
Essential Tremor
Fibromyalgia
Gait Abnormality
Gastritis
Gastroesophageal Reflux Disease (GERD)
Gout
  • View other providers who treat Gout
Graves' Disease
Growth Hormone Deficiency
Gynecomastia
Hashimoto's Disease
Heart Disease
Hemochromatosis
Hyperaldosteronism
Hypercalcemia
Hyperkalemia
Hyperparathyroidism
Hyperprolactinemia
Hypertension
Hypokalemia
Hypoparathyroidism
Hypopituitarism
Hyposmolality and Hyponatremia
Hypotension
Hypotension (Excluding Maternal)
Hypothalamus Cancer
Hypoxemia
Influenza (Flu)
Intestinal Diverticulitis
Intestinal Diverticulosis
Iron Metabolism Disorders
Irritable Bowel Syndrome
Klinefelter Syndrome
Leg and Foot Ulcers
Limb Swelling Caused by Fluid Overload
Lipoprotein Disorders
Liver Damage from Alcohol
Low Back Pain
Magnesium Metabolism Disorders
Malnutrition
Migraine
  • View other providers who treat Migraine
Mineral Metabolism Disorders
Mood Disorders (Dysthymia and Cyclothymia)
Nausea
  • View other providers who treat Nausea
Neuroendocrine Tumors
Neurogenic Bladder
Nighttime Urination (Nocturia)
Non-Alcoholic Fatty Liver Disease
Noninfectious Gastroenteritis and Colitis
Osteoarthritis
Osteoarthritis of Foot
Osteoarthritis of Shoulder
Osteoarthritis of Spine
Overweight
Parathyroid (Gland) Disease
Peripheral Arterial Disease of Extremities
Pheochromocytoma
Pituitary Gland Cancer
Pituitary Tumor
Pneumonia
Polycystic Ovarian Syndrome
Polymyalgia Rheumatica (PMR)
Polyneuropathy
Polyuria
  • View other providers who treat Polyuria
Primary Hyperparathyroidism
Rash
  • View other providers who treat Rash
Reflux Esophagitis
Restless Leg Syndrome
Secondary Hypertension
Shortness of Breath
Sinus Bradycardia
Sinusitis
Sleep Apnea
Swine Flu
Thyroid Cancer
Thyroid Goiter
Thyroiditis
Tobacco Use Disorder
Tremor
  • View other providers who treat Tremor
Urinary Incontinence
Urinary Tract Infection (UTI)
Venous Insufficiency
Vertigo
  • View other providers who treat Vertigo
Viral Enteritis
Vitamin B Deficiency
Vitamin B12 Anemia
Vitamin B12 Deficiency
Wheezing
  • View other providers who treat Wheezing
Electrocardiogram (EKG)

Insurance Accepted

* Please verify this information when scheduling an appointment.
  • MVP Health Plan EPO
  • Choice Plus POS II
    Premier Care Network Plus - Innovation Health
    Select
    Elect Choice (Open Access) EPO
    Managed Choice (Open Access) POS
    Open Choice PPO
    Aetna
  • Choice Plus POS
    Options PPO
    Navigate POS
    Nexus Open Access
    Navigate HMO
    Medica Choice
  • First Health (Coventry Health Care) PPO
  • Complete HMO
    Complete PPO Plus
  • Harvard Pilgrim Health Care PPO
    Harvard Pilgrim Health Care HMO
    Maines Choice - Preferred HMO
  • Curative EPO
    Curative PPO
    Curative PPO Plus
  • Cigna PPO
    Open Access Plus
  • Tufts PPO
  • Passage HMO
    Flex Connecticut EPO

Locations

  1. 1 UMass Memorial Children's Medical Center
    55 Lake Ave N, Worcester, MA 01655
    Icon Directions Right Arrow Directions Phone Icon (508) 334-3206
    Monday
    08:00 - 17:00
    Tuesday
    08:00 - 17:00
    Wednesday
    08:00 - 17:00
    Thursday
    08:00 - 17:00
    Friday
    08:00 - 17:00
    Saturday
    Closed
    Sunday
    Closed
  2. 2 Massachusetts General Hospital
    55 Fruit St, Boston, MA 02114
    Icon Directions Right Arrow Directions Phone Icon (617) 724-7785

Patient Satisfaction

Be the first to leave a review

How likely are you to recommend Dr. O'Connor Jr?

(Select your rating)
See more reviews on Healthgrades
Photo: Dr. Mark O'Connor Jr, MD
How would you rate your experience with Dr. Mark O'Connor Jr, MD?
  • Likelihood of recommending Dr. O'Connor Jr to family and friends

Dr. O'Connor Jr's Office & Staff

  • Ease of scheduling urgent appointments
  • Office environment, cleanliness, comfort, etc.
  • Staff friendliness and courteousness
  • Total wait time (waiting & exam rooms)

Experience with Dr. O'Connor Jr

  • Level of trust in provider's decisions
  • How well provider explains medical condition(s)
  • How well provider listens and answers questions
  • Hpends appropriate amount of time with patients

Tell Us About Yourself

  • Your gender:
  • Your age group:
  • Number of office visits you've had in the last 2 years:

Finish Here

  • How would you like to confirm your survey information?
    Standard text messaging and data rates may apply.
Thank you for sharing your feedback about Dr. Mark O'Connor Jr, MD.
Claim Your Profile
Are you Dr. Mark O'Connor Jr, MD?
Respond to reviews, add information, and reach more patients. Claiming is free and only takes a minute.

Claim my profile

About Me

Specialties*
Endocrinology, Diabetes & Metabolism
Internal Medicine
Specialties*
  • *Sharecare does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Education

Education

Medical Education
  • UNIVERSITY OF MASSACHUSETTS / WORCESTER CAMPUS
    2013
Medical Education

Board Certifications

Board Certifications
  • Diabetes, Metabolism & Endocrinology and Internal Medicine
Board Certifications
What’s a board certification and why is it important that my provider has one?

A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.
Common Questions and Answers
Responses are sourced directly from patients.
Does Dr. O'Connor Jr communicate via email?
No responses yet.
Yes
(0)
No
(0)
Does Dr. O'Connor Jr offer telehealth services or virtual visits?
No responses yet.
Yes
(0)
No
(0)
Does Dr. O'Connor Jr offer an online patient portal?
No responses yet.
Yes
(0)
No
(0)
Does Dr. O'Connor Jr have free onsite parking?
No responses yet.
Yes
(0)
No
(0)
Does Dr. O'Connor Jr offer weekend visits?
No responses yet.
Yes
(0)
No
(0)
Does Dr. O'Connor Jr offer evening visits?
No responses yet.
Yes
(0)
No
(0)
Does Dr. O'Connor Jr specialize in working with children or adolescents?
No responses yet.
Yes
(0)
No
(0)
Does Dr. O'Connor Jr specialize in working with seniors?
No responses yet.
Yes
(0)
No
(0)
Does Dr. O'Connor Jr specialize in couples therapy?
No responses yet.
Yes
(0)
No
(0)
Does Dr. O'Connor Jr specialize in working with LGBTQ+ community?
No responses yet.
Yes
(0)
No
(0)
Does Dr. O'Connor Jr accept insurance?
No responses yet.
Yes
(0)
No
(0)

Frequently Asked Questions

Find contact information here to make an appointment.

A list of accepted insurance providers is available on the Sharecare insurance check. It is always a good idea to verify your insurance when making an appointment.

New patients are generally accepted by Dr. Mark O'Connor Jr, MD. To arrange an appointment, call the number on Dr. O'Connor Jr's profile.

Dr. O'Connor Jr frequently treats the following conditions: Morbid Obesity, Obesity and Diabetes Type 2. See more on Sharecare.

Dr. Mark O'Connor Jr, MD is affiliated with UMass Memorial Healthalliance-Clinton Hospital, Leominster Campus and UMass Memorial Medical Center-Memorial Campus.

Yes, Dr. Mark O'Connor Jr, MD holds board certification in Diabetes, Metabolism & Endocrinology and Internal Medicine.

Hospital Affiliations

  • UMass Memorial Healthalliance-Clinton Hospital, Leominster Campus

    60 Hospital Rd, Leominster, MA

  • UMass Memorial Medical Center-Memorial Campus

    119 Belmont St, Worcester, MA