Louis D May, MD - Medicare Gastroenterology in New City, NY

Louis D May, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in New City, New York. He went to University Of Miami, Lm Miller School Of Medicine and graduated in 1978 and has 46 years of diverse experience with area of expertise as Gastroenterology. He is a member of the group practice Gastrointestinal Associates Of Rockland Pc and his current practice location is 500 New Hempstead Rd, New City, New York. You can reach out to his office (for appointments etc.) via phone at (845) 362-3200.

Louis D May is licensed to practice in New York (license number 153768) 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 1164426987.

Contact Information

Louis D May, MD
500 New Hempstead Rd,
New City, NY 10956-1132
(845) 362-3200
(845) 362-4464

Map and Direction




Physician's Profile

Full NameLouis D May
GenderMale
SpecialityGastroenterology
Experience46 Years
Location500 New Hempstead Rd, New City, 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:
  • Louis D May attended and graduated from University Of Miami, Lm Miller School Of Medicine in 1978
  NPI Data:
  • NPI Number: 1164426987
  • Provider Enumeration Date: 06/09/2005
  • Last Update Date: 12/06/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 9830285899
  • Enrollment ID: I20100917000301

Medical Identifiers

Medical identifiers for Louis D May such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1164426987NPI-NPPES
00766087MedicaidNY

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology 153768 (New York)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Good Samaritan Hospital Of SuffernSuffern, NYHospital
Nyack HospitalNyack, NYHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Gastrointestinal Associates Of Rockland Pc41835143677

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. Louis D May allows following entities to bill medicare on his behalf.
Entity NameGastrointestinal Associates Of Rockland Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1598969008
PECOS PAC ID: 4183514367
Enrollment ID: O20040319000635
Entity NameGastrointestinal Care Of Long Island Pllc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1265571863
PECOS PAC ID: 7517042211
Enrollment ID: O20080305000269

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. Louis D May 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
Louis D May, MD
500 New Hempstead Rd,
New City, NY 10956-1132

Ph: (845) 362-3200
Louis D May, MD
500 New Hempstead Rd,
New City, NY 10956-1132

Ph: (845) 362-3200

Reviews and Comments


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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.