Experienced in Osteitis Fibrosa

Dr. Sadhis Rivas

Endocrinology
Northern Medical Group PLLC
111 Clock Tower Cmns, 
Brewster, NY 
Offers Telehealth

Experienced in Osteitis Fibrosa
Northern Medical Group PLLC
111 Clock Tower Cmns, 
Brewster, NY 
OverviewInsuranceLocationsSimilar Doctors

Overview

Sadhis Rivas is an Endocrinologist in Brewster, New York. Dr. Rivas is rated as an Experienced provider by MediFind in the treatment of Osteitis Fibrosa. Her top areas of expertise are Thyroid Nodule, Type 2 Diabetes (T2D), Secondary Adrenal Insufficiency, and Addison's Disease.

Specialties
Endocrinology
Licenses
Internal Medicine in NY
Hospital Affiliations
Putnam Hospital Center
Languages Spoken
English
Gender
Female

Insurance

Accepted insurance can change. Please verify directly with the provider.

Find your insurance
Find your insuranceClose

Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Anthem BCBS
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
Capital District Physicians Health
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
CareFirst
  • HMO
  • POS
  • PPO
Change Healthcare
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
Cigna
  • EPO
  • HMO
  • PPO
EmblemHealth
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER COMMERCIAL
  • OTHER MEDICARE PART D
Health First
  • HMO
  • POS
Horizon Healthcare
  • EPO
  • POS
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Independent Health
  • EPO
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
MVP Health
  • EPO
  • PPO
Northwell Health
  • INSURANCE PLAN
Oscar
  • EPO
  • HMO
  • PPO
Premera Blue Cross
  • INSURANCE PLAN
  • MEDICARE MAPD
  • OTHER COMMERCIAL
  • PPO
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
Walgreens
  • MEDICARE DISCOUNT CARD
  • MEDICARE PDP
  • OTHER MEDICARE
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 16 Less Insurance Carriers -

Locations

Northern Medical Group PLLC
111 Clock Tower Cmns, Brewster, NY 10509
Call: 845-279-5187

Additional Areas of Focus

Dr. Rivas has provided the following conditions as areas of focus. Please note that we may not have enough data to validate their experience in some of these conditions.

Non-Alcoholic Fatty Liver Disease
Nonalcoholic Steatohepatitis (NASH)
Similar Doctors
Distinguished in Osteitis Fibrosa
Dr. Chee-yeung Chan
Endocrinology
Distinguished in Osteitis Fibrosa
Dr. Chee-yeung Chan
Endocrinology

Optum Medical Care PC

90 S Bedford Rd, 
Mount Kisco, NY 
 (17.2 miles away)
914-241-1050
Languages Spoken:
English
See accepted insurances
Offers Telehealth

Chee-yeung Chan is an Endocrinologist in Mount Kisco, New York. Dr. Chan is rated as a Distinguished provider by MediFind in the treatment of Osteitis Fibrosa. His top areas of expertise are Osteoporosis, Postmenopausal Osteoporosis, Type 2 Diabetes (T2D), and Hashimoto Thyroiditis.

Distinguished in Osteitis Fibrosa
Dr. Jonas Leibowitz
Endocrinology
Distinguished in Osteitis Fibrosa
Dr. Jonas Leibowitz
Endocrinology

Endocrinology Diabetes And Osteoporosis Consultants LLP

770 McLean Ave Ste B, 
Yonkers, NY 
 (37.7 miles away)
914-650-2806
Languages Spoken:
English
See accepted insurances
Offers Telehealth

Jonas Leibowitz is an Endocrinologist in Yonkers, New York. Dr. Leibowitz is rated as a Distinguished provider by MediFind in the treatment of Osteitis Fibrosa. His top areas of expertise are Hashimoto Thyroiditis, Type 2 Diabetes (T2D), Isolated ACTH Deficiency, and Pituitary Apoplexy.

Distinguished in Osteitis Fibrosa
Dr. Panagiota Andreopoulou
Endocrinology
Distinguished in Osteitis Fibrosa
Dr. Panagiota Andreopoulou
Endocrinology

Division Of Endocrinology

1305 York Ave # 4, 
New York, NY 
 (49.2 miles away)
347-354-2379
Languages Spoken:
English
See accepted insurances
Offers Telehealth

Panagiota Andreopoulou is an Endocrinologist in New York, New York. Dr. Andreopoulou is rated as a Distinguished provider by MediFind in the treatment of Osteitis Fibrosa. Her top areas of expertise are Osteoporosis, Postmenopausal Osteoporosis, Osteitis Fibrosa, and Hyperparathyroidism.

VIEW MORE OSTEITIS FIBROSA DOCTORS

Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Rivas's expertise for a condition
ConditionClose
      • Advanced
      • Thyroid Nodule
        Dr. Rivas is
        Advanced
        . Learn about Thyroid Nodule.
        See more Thyroid Nodule experts
      • Type 2 Diabetes (T2D)
        Dr. Rivas is
        Advanced
        . Learn about Type 2 Diabetes (T2D).
        See more Type 2 Diabetes (T2D) experts
      • Experienced
      • Abdominal Obesity Metabolic Syndrome
        Dr. Rivas is
        Experienced
        . Learn about Abdominal Obesity Metabolic Syndrome.
        See more Abdominal Obesity Metabolic Syndrome experts
      • Addison's Disease
        Dr. Rivas is
        Experienced
        . Learn about Addison's Disease.
        See more Addison's Disease experts
      • Adrenal Insufficiency Pediatric
        Dr. Rivas is
        Experienced
        . Learn about Adrenal Insufficiency Pediatric.
        See more Adrenal Insufficiency Pediatric experts
      • Breast Enlargement In Males
        Dr. Rivas is
        Experienced
        . Learn about Breast Enlargement In Males.
        See more Breast Enlargement In Males experts
      • Cytochrome C Oxidase Deficiency
        Dr. Rivas is
        Experienced
        . Learn about Cytochrome C Oxidase Deficiency.
        See more Cytochrome C Oxidase Deficiency experts
      • Exogenous Cushing's syndrome
        Dr. Rivas is
        Experienced
        . Learn about Exogenous Cushing's syndrome.
        See more Exogenous Cushing's syndrome experts
      View All 32 Experienced Conditions
      Want to save this doctor for later?
      Sign Up
      Is this your doctor?
      Find A Second Opinion
      Not sure about your diagnosis?
      Check Your Symptoms
       
       
       
       
      Learn about our expert tiers
      Learn More
      Are you the provider on this profile?
      Claim Profile
      For Patients
      • Our Story
      • How MediFind Works
      • Conditions A-Z
      • Doctor Directory
      • Symptoms Directory
      • Procedures Directory
      • Treatment Directory
      • Drug Directory
      • Infusion Center Finder
      • FAQ
      • Contact Us
      For Providers and Practices
      • Claim Your Profile
      • Newsroom
      Business Solutions
      • Provider
      • Network Solutions
      Additional Resources
      • Consumer Health Data Privacy Policy
      • Privacy Policy
      • Terms of Use
      • Advertising Policy
      • Content Policy
      Subscribe to our newsletter

      Sign up to stay informed about MediFind and get wellness sent your way.

      Close

        By subscribing, I agree to MediFind's Terms of Use, Privacy Policy and Consumer Health Data Privacy Policy, as applicable.

        Bullet PinMediFind
        Follow us on
        This information is not intended as a substitute for informed medical advice. You should work with a licensed professional to diagnose and treat health conditions. We let the data speak for itself, MediFind does not endorse any healthcare providers.
        © 2026 All Rights Reserved

        Request an Appointment

        If you are experiencing a medical emergency, call 9-1-1.

        MediFind will contact the provider for your appointment request. You’ll receive status updates by email. Your provider or MediFind will reach out to you directly by phone or email to schedule your appointment or request additional information.

        Patient Details

        This information is for the patient who will be seen at the appointment.

          Close

          Returning patient? Use your address on file with the provider.

          Insurance Details

          Please provide information of the primary insurance holder as the practice may require this information to schedule.

          Insurance Provider *
          Insurance ProviderClose

          Appointments Details

          Let’s get more information about your appointment.

                  0 / 1000
                  0 / 1000
                  By pressing the Submit button you are agreeing to MediFind’s Terms of Use, Privacy Policy and Consumer Health Data Privacy Policy, as applicable.