Avner Hershlag, MD - Medicare Obstetrics/gynecology in Commack, NY

Avner Hershlag, MD is a medicare enrolled "Obstetrics & Gynecology - Reproductive Endocrinology" physician in Commack, New York. He graduated from medical school in 1977 and has 47 years of diverse experience with area of expertise as Obstetrics/gynecology. He is a member of the group practice University Associates In Obstetrics And Gynecology University Faculty and his current practice location is 500 Commack Rd Unit 202, Commack, New York. You can reach out to his office (for appointments etc.) via phone at (516) 562-2229.

Avner Hershlag is licensed to practice in New York (license number 182102) 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 1518027663.

Contact Information

Avner Hershlag, MD
500 Commack Rd Unit 202,
Commack, NY 11725-5022
(516) 562-2229
Not Available

Map and Direction




Physician's Profile

Full NameAvner Hershlag
GenderMale
SpecialityObstetrics/gynecology
Experience47 Years
Location500 Commack Rd Unit 202, Commack, New York
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:
  • Avner Hershlag graduated from medical school in 1977
  NPI Data:
  • NPI Number: 1518027663
  • Provider Enumeration Date: 12/11/2006
  • Last Update Date: 07/27/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 2466534656
  • Enrollment ID: I20080128000003

Medical Identifiers

Medical identifiers for Avner Hershlag such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1518027663NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207VE0102XObstetrics & Gynecology - Reproductive Endocrinology 182102 (New York)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
University Associates In Obstetrics And Gynecology University Faculty903200104593

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. Avner Hershlag allows following entities to bill medicare on his behalf.
Entity NameUniversity Associates In Obstetrics & Gynecology University Faculty P
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1538114723
PECOS PAC ID: 9032001045
Enrollment ID: O20040325001243

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. Avner Hershlag 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
Avner Hershlag, MD
500 Commack Rd Unit 202,
Commack, NY 11725-5022

Ph: (631) 638-4600
Avner Hershlag, MD
500 Commack Rd Unit 202,
Commack, NY 11725-5022

Ph: (516) 562-2229

Reviews and Comments


Obstetrics & Gynecology Doctors in Commack, NY

Dr. Chantae Sullivan-pyke, MD, MTR
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 500 Commack Rd Unit 202, Commack, NY 11725
Phone: 631-638-4600    Fax: 631-520-2561
Lauren Zakarin Safier, MD
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 500 Commack Rd Unit 202, Commack, NY 11725
Phone: 631-638-4600    
Bradley Scott Trivax, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 500 Commack Rd Unit 204, Commack, NY 11725
Phone: 631-638-4600    Fax: 631-638-4601

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.