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Primary Care

Beth Israel Lahey Health Primary Care – South Main Street

About Our Practice

At Beth Israel Lahey Health Primary Care – South Main Street, we offer comprehensive primary care services across your entire lifecycle. Our team of experienced providers are certified by the American Board of Internal Medicine and the America Board of Family Medicine and take a team-based approach to your care.

Patient Information

Our Services

You should see your primary care provider once a year for your annual check-up. You may need additional visits if medical issues arise. We provide the following services:

Preventive Care

  • Adult physicals, including work physicals & immunizations

Management of Chronic Medical Conditions

  • Chronic obstructive pulmonary disease (COPD)
  • Diabetes
  • High blood pressure
  • High cholesterol

Diagnosis & Treatment of Acute Illness

  • Allergic reactions
  • Colds and flu
  • Gastrointestinal (GI) infections
  • Respiratory infections
  • Throat and ear infections
  • Urinary tract infections (UTIs)
Specialty Care & Referrals

If you feel you need to see a specialist and have not discussed the referral with your primary care provider (PCP), please first call your PCP, as they may need to see you prior to referring you to the specialist.

When needed, your primary care provider works with other subspecialty providers at Beth Israel Lahey Health to ensure you have the care you need to feel your very best.

  • Diabetes & Endocrinology
  • Digestive Care 
  • Heart & Vascular
  • Gynecology
  • Lung & Respiratory Care
  • Mental & Behavioral Health
  • Neurology & Neurosurgery
  • Orthopedics
  • Radiology & Imaging
  • Surgery
  • Urology
Patient Portal

Our patient portal is a secure way to communicate with your primary care practice.

MyBILH Chart

Pay Bill Online

To pay your bill online, please visit the payment patient portal corresponding to the bill you want to pay: 

Contact Information

Fax: 781-963-1753

Hours & Directions

Hours of Operation

Sunday Closed
Monday 8:30 am – 5:00 pm
Tuesday 8:30 am – 5:00 pm
Wednesday 8:30 am – 5:00 pm
Thursday 8:30 am – 5:00 pm
Friday 8:30 am – 4:00 pm
Saturday Closed

Lab hours are 8:30 am – 4:00 pm. Office closed on certain holidays. Please call for more information.

Meet the Team

Lael S. Greenstein, MD
Lael S. Greenstein, MD Specialty Primary Care
Nicole Lopez, MD
Nicole Lopez, MD Specialty Primary Care
katlyn-noonan-rn
Katlyn J. Noonan, DNP, FNP-BC, RN