Marc Allen, DO - Medicare Internal Medicine in Commack, NY

Marc Allen, DO is a medicare enrolled "Internal Medicine" physician in Commack, New York. He graduated from medical school in 1999 and has 25 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Dr Marc Allen Medical Pc and his current practice location is 358 Veterans Memorial Highway, Ste 11, Commack, New York. You can reach out to his office (for appointments etc.) via phone at (631) 543-8844.

Marc Allen is licensed to practice in New York (license number 2238341) 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 1356309892.

Contact Information

Marc Allen, DO
358 Veterans Memorial Highway, Ste 11,
Commack, NY 11725
(631) 543-8844
(631) 543-8840

Map and Direction




Physician's Profile

Full NameMarc Allen
GenderMale
SpecialityInternal Medicine
Experience25 Years
Location358 Veterans Memorial Highway, 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:
  • Marc Allen graduated from medical school in 1999
  NPI Data:
  • NPI Number: 1356309892
  • Provider Enumeration Date: 05/03/2006
  • Last Update Date: 06/14/2016
  Medicare PECOS Information:
  • PECOS PAC ID: 5799750774
  • Enrollment ID: I20040901000981

Medical Identifiers

Medical identifiers for Marc Allen such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1356309892NPI-NPPES
02238341MedicaidNY

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 2238341 (New York)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Catholic Home CareFarmingdale, NYHome health agency
Suny/stony Brook University HospitalStony brook, NYHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Dr Marc Allen Medical Pc91331857703

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. Marc Allen allows following entities to bill medicare on his behalf.
Entity NameDr Marc Allen Medical Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1003869850
PECOS PAC ID: 9133185770
Enrollment ID: O20041206000973

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. Marc Allen 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
Marc Allen, DO
1045 W Jericho Tpke, Ste 11,
Smithtown, NY 11787-3205

Ph: (631) 543-8844
Marc Allen, DO
358 Veterans Memorial Highway, Ste 11,
Commack, NY 11725

Ph: (631) 543-8844

Reviews and Comments


Internal Medicine Doctors in Commack, NY

Elizabeth Adele Sturm, M.D.
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 68 Hauppauge Rd, Commack, NY 11725
Phone: 631-715-2262    
Dr. Karen Blau, M.D.
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 68 Hauppauge Rd, Commack, NY 11725
Phone: 631-715-2000    
Prabha Pillai, M.D
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 45 Mall Dr, Commack, NY 11725
Phone: 914-376-5555    
Dr. Saadat Ul Aleem, M.D./PH.D.
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 500 Commack Rd Unit 150d, Commack, NY 11725
Phone: 934-223-7123    Fax: 934-223-7118
Asmita Satapathy, M.D
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 777 Larkfield Rd Ste 1, Commack, NY 11725
Phone: 631-635-5100    
Janice Shen,
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 650 Commack Rd, Commack, NY 11725
Phone: 631-623-4258    
Steven M Sugarman, MD
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 650 Commack Rd, Commack, NY 11725
Phone: 646-227-3813    

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.