Summary

Dr. Alexander Lock treats hypertension and hypertensive emergency and performs hospice care, life-prolonging treatment, and palliative care. He practices internal medicine and is affiliated with NewYork-Presbyterian Brooklyn Methodist Hospital.

He sees patients in Brooklyn and Woodmere, New York, and speaks Chinese and Russian. Patients on Vitals rate Dr. Lock 4.8 out of 5.

Overview based on verified provider data

Quick Facts

  • 4.8
  • 40 insurance plans accepted
  • speaks Chinese, Russian
  • 1 written review
  • 1 specialty
  • 1 hospital affiliation
  • 2 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Alexander Peretz Lock has 2 locations

Dr. Alexander Peretz Lock

1801 Avenue JBrooklyn, NY 11230

Dr. Alexander Peretz Lock

334 Derby AveWoodmere, NY 11598

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Dr. Alexander Peretz Lock, MD
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Dr. Alexander Peretz Lock, MDDr. Ronald MacKenzie, MDRobert Jeffrey Kaner, MDAkash Patel, MD
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients
4.8 
4.1 
4.7 
0 
49 Years of Experience 44 Years of Experience 8 Years of Experience
No Virtual Visit Option No Virtual Visit Option Virtual Visit Available Virtual Visit Available
Speaks Chinese, Russian Speaks Chinese, English Speaks English Speaks English
Brooklyn , NYWhite Plains , NYNew York , NYNew York , NY
Med School: Weill Cornell Medical College Med School: Perelman School Of Medicine At University Of Pennsylvania Med School: Rutgers Robert Wood Johnson Medical School
Current Profile
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Insurance Plans Accepted by Dr. Alexander Peretz Lock

  • 1199SEIU
  • AARP
  • Aetna
  • AgeWell New York
  • AmeriGroup
  • AmeriGroup - Medicare (Advantage HMO)
  • Blue Cross Blue Shield
  • CenterLight Healthcare - HMO
  • Centers Plan for Healthy Living
  • Cigna
  • Elderplan
  • Elderplan - HMO
  • Elderplan - Medicare (Advantage HMO)
  • EmblemHealth
  • EmblemHealth - PPO
  • Empire Blue Cross Blue Shield
  • Fidelis Care (NY)
  • GEHA
  • Hamaspik Choice
  • HealthFirst (NY)
  • HealthFirst (NY) - HMO
  • HealthFirst (NY) - Medicare (Advantage HMO)
  • Humana
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • MetroPlus Health Plan
  • Molina Healthcare
  • Molina Healthcare - HMO
  • Optum Health
  • Senior Whole Health
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicare
  • UnitedHealthcare - Medicare (Advantage HMO)
  • UnitedHealthcare Oxford
  • VillageCareMax
  • Wellcare

Medical Specialties

Dr. Alexander Peretz Lock has the following specialty

Certifications, License, & Education

Dr. Alexander Peretz Lock holds an expired medical license in the state of New York.

Medical License

Doctor Of Osteopathy with an expired medical license in the state of New York that expired in 2026.

NPI Number

Dr. Lock's NPI number is 1841459567.

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Frequently Asked Questions

Does Dr. Alexander Lock accept my insurance?
You can see the insurance plans that Dr. Alexander Lock accepts on their Vitals profile.
Where is Dr. Alexander Lock's office located?
Dr. Alexander Lock's office is located at 1801 Avenue J, Brooklyn, NY, 11230.
How can I make an appointment with Dr. Alexander Lock?
You can find contact information for Dr. Alexander Lock here on Vitals.
Does Dr. Alexander Lock accept virtual/telehealth appointments?
Dr. Alexander Lock has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Which hospitals is Dr. Alexander Lock affiliated with?
Dr. Alexander Lock is affiliated with Newyork Presbyterian Brooklyn Methodist Hospital.

Data Sources

This provider profile is built using data from:

  • NPPES NPI Registry
  • Healthcare system and provider network data

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