John Mark Engel, MD - Medicare Ophthalmology in East Brunswick, NJ

John Mark Engel, MD is a medicare enrolled "Ophthalmology - Pediatric Ophthalmology And Strabismus Specialist" physician in East Brunswick, New Jersey. His current practice location is 4 Cornwall Ct, East Brunswick, New Jersey. You can reach out to his office (for appointments etc.) via phone at (732) 613-9191.

John Mark Engel is licensed to practice in New Jersey (license number 25MA05771200) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1104806553.

Contact Information

John Mark Engel, MD
4 Cornwall Ct,
East Brunswick, NJ 08816-3331
(732) 613-9191
(732) 613-1139

Map and Direction




Physician's Profile

Full NameJohn Mark Engel
GenderMale
SpecialityOphthalmology - Pediatric Ophthalmology And Strabismus Specialist
Location4 Cornwall Ct, East Brunswick, New Jersey
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1104806553
  • Provider Enumeration Date: 01/20/2006
  • Last Update Date: 04/20/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 7618164500
  • Enrollment ID: I20101203000860

Medical Identifiers

Medical identifiers for John Mark Engel such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1104806553NPI-NPPES
5137802MedicaidNJ

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207W00000XOphthalmology 25MA05771200 (New Jersey)Secondary
207WX0110XOphthalmology - Pediatric Ophthalmology And Strabismus Specialist 25MA05771200 (New Jersey)Primary

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. John Mark Engel allows following entities to bill medicare on his behalf.
Entity NameWills Eye Ophthalmology Clinic, Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1184624009
PECOS PAC ID: 9133025166
Enrollment ID: O20031210000801

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. John Mark Engel 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
John Mark Engel, MD
4 Cornwall Ct,
East Brunswick, NJ 08816-3331

Ph: (732) 613-9191
John Mark Engel, MD
4 Cornwall Ct,
East Brunswick, NJ 08816-3331

Ph: (732) 613-9191

Reviews and Comments


Ophthalmology Doctors in East Brunswick, NJ

Richard S Witlin, MD
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Medicare: Not Enrolled in Medicare
Practice Location: 557 Cranbury Rd, Suite 15, East Brunswick, NJ 08816
Phone: 732-698-9300    Fax: 732-625-0107
Kenneth Edward Yang, MD
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: C-5 Cornwall Court, East Brunswick, NJ 08816
Phone: 732-257-5767    Fax: 732-238-3777
Sepideh Tara Rousta, MD
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 4 Cornwall Ct, East Brunswick, NJ 08816
Phone: 732-613-9191    Fax: 732-613-1139
Dr. Mark W Leitman, M.D.
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 13 Brunswick Woods Dr, East Brunswick, NJ 08816
Phone: 732-254-9090    Fax: 732-254-4704
Dr. Nancy Sun, MD
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 4 Cornwall Ct, East Brunswick, NJ 08816
Phone: 732-613-9191    
Stella I Han, MD
Ophthalmology
Medicare: Not Enrolled in Medicare
Practice Location: 4 Cornwall Ct, East Brunswick, NJ 08816
Phone: 732-613-9191    Fax: 732-613-1139

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).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.