Dr John V Chang, DO - Medicare Family Practice in Lawrence, MA

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Dr John V Chang, DO is a medicare enrolled "Emergency Medicine" physician in Lawrence, Massachusetts. He went to University Of New England, College Of Osteo Medicine and graduated in 1984 and has 42 years of diverse experience with area of expertise as Family Practice. He is a member of the group practice Greater Lawrence Family Health Center Inc and his current practice location is 34 Haverhill St, Lawrence, Massachusetts. You can reach out to his office (for appointments etc.) via phone at (978) 686-0090.

Dr John V Chang is licensed to practice in Massachusetts (license number 56184) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1679557326.

Contact Information

Dr John V Chang, DO
34 Haverhill St,
Lawrence, MA 01841-2884
(978) 686-0090
(978) 681-5963

Map and Direction




Physician's Profile

Full NameDr John V Chang
GenderMale
SpecialityFamily Practice
Experience42 Years
Location34 Haverhill St, Lawrence, Massachusetts
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr John V Chang attended and graduated from University Of New England, College Of Osteo Medicine in 1984
  NPI Data:
  • NPI Number: 1679557326
  • Provider Enumeration Date: 12/05/2005
  • Last Update Date: 09/25/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 6002863842
  • Enrollment ID: I20060119000638

Medical Identifiers

Medical identifiers for Dr John V Chang such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1679557326NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine 56184 (Massachusetts)Secondary
207P00000XEmergency Medicine 56184 (Massachusetts)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Lawrence General HospitalLawrence, MAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Greater Lawrence Family Health Center Inc0446221956102

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Dr John V Chang is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Dr John V Chang, DO
1 Castle Dr,
Wilmington, MA 01887-3188

Ph: (978) 302-7300		Dr John V Chang, DO
34 Haverhill St,
Lawrence, MA 01841-2884

Ph: (978) 686-0090

Reviews and Comments


Emergency Medicine Doctors in Lawrence, MA

Dr. Franklin D. Friedman, M.D.
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 1 General St, Anne Mottram- Administrative Secretary, Lawrence, MA 01841
Phone: 978-683-4000    Fax: 978-946-8026
Dr. Igor Stavitsky, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1 General St, Andrea Sullivan-director Of Managed Care Dept.., Lawrence, MA 01841
Phone: 978-683-4000    Fax: 978-946-8017
Anand Gopalan Nataraj, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1 General St, Lawrence, MA 01841
Phone: 978-683-4000    
Dr. Mary Lynn Joe, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 360 Merrimack St, Lawrence, MA 01843
Phone: 978-557-8800    Fax: 978-557-8633
Dr. James L. Schaepe, M.D.
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1 General St, Andrea Sullivan-director Of Managed Care Dept., Lawrence, MA 01841
Phone: 978-683-4000    Fax: 978-946-8017
Dr. John W. Lucas, M.D.
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1 General St, Andrea Sullivan-director Of Managed Care Dept., Lawrence, MA 01841
Phone: 978-683-4000    Fax: 978-946-8017
Benjamin Bautz, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1 General St, Lawrence, MA 01841
Phone: 978-683-4000    

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

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