David G Gross, DO - Medicare Ophthalmology in Merrillville, IN

David G Gross, DO is a medicare enrolled "Ophthalmology" physician in Merrillville, Indiana. He graduated from medical school in 1991 and has 33 years of diverse experience with area of expertise as Ophthalmology. He is a member of the group practice David G Gross Do Pc and his current practice location is 303 W 89th Ave, Suite E4, Merrillville, Indiana. You can reach out to his office (for appointments etc.) via phone at (219) 769-8989.

David G Gross is licensed to practice in Indiana (license number 02001570A) 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 1346373313.

Contact Information

David G Gross, DO
303 W 89th Ave, Suite E4,
Merrillville, IN 46410-6294
(219) 769-8989
(219) 756-6389

Map and Direction




Physician's Profile

Full NameDavid G Gross
GenderMale
SpecialityOphthalmology
Experience33 Years
Location303 W 89th Ave, Merrillville, Indiana
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:
  • David G Gross graduated from medical school in 1991
  NPI Data:
  • NPI Number: 1346373313
  • Provider Enumeration Date: 03/13/2007
  • Last Update Date: 03/04/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 6507830502
  • Enrollment ID: I20100708000196

Medical Identifiers

Medical identifiers for David G Gross such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1346373313NPI-NPPES
100475590MedicaidIN
000000092837OtherINANTHEM

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207W00000XOphthalmology 02001570A (Indiana)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
St Mary Medical Center IncHobart, INHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
David G Gross Do Pc66088406083

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. David G Gross allows following entities to bill medicare on his behalf.
Entity NameDavid G Gross Do Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1073646089
PECOS PAC ID: 6608840608
Enrollment ID: O20040825000238

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. David G Gross 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
David G Gross, DO
303 W 89th Ave, Suite E4,
Merrillville, IN 46410-6294

Ph: (219) 769-8989
David G Gross, DO
303 W 89th Ave, Suite E4,
Merrillville, IN 46410-6294

Ph: (219) 769-8989

Reviews and Comments


Ophthalmology Doctors in Merrillville, IN

Mr. Eldi E Deschamps, MD
Ophthalmology
Medicare: Not Enrolled in Medicare
Practice Location: 8510 Broadway, Merrillville, IN 46410
Phone: 219-736-2200    Fax: 219-736-2222
James Arthur Eadie, M.D.
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 8679 Connecticut St Ste A, Merrillville, IN 46410
Phone: 219-769-9022    Fax: 219-769-1918
Dr. Ruchita D Amin, M.D.
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 8679 Connecticut St Ste A, Merrillville, IN 46410
Phone: 219-769-9022    
Jeffrey Lynn Nelson, MD
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 303 W 89th Ave, Suite E-4, Merrillville, IN 46410
Phone: 219-769-8989    
Joel Eric Chasan, M.D.
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 8679 Connecticut Street, Suite A, Merrillville, IN 46410
Phone: 219-769-9022    Fax: 219-649-2995
Sahana Vyas, M.D.
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 8679 Connecticut Street, Suite A, Merrillville, IN 46410
Phone: 219-769-9022    Fax: 219-769-9022

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.