Ms Mari Kashiwai Chen, NP - Medicare Nurse Practitioner in New York, NY

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Ms Mari Kashiwai Chen, NP is a medicare enrolled "Nurse Practitioner" in New York, New York. Her current practice location is 625 Madison Ave Fl 2, New York, New York. You can reach out to her office (for appointments etc.) via phone at (917) 573-6838.

Ms Mari Kashiwai Chen is licensed to practice in New York (license number F342080-1) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1003323312.

Contact Information

Ms Mari Kashiwai Chen, NP
625 Madison Ave Fl 2,
New York, NY 10022-1800
(917) 573-6838
Not Available

Map and Direction




Provider's Profile

Full NameMs Mari Kashiwai Chen
GenderFemale
SpecialityNurse Practitioner
Location625 Madison Ave Fl 2, New York, New York
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1003323312
  • Provider Enumeration Date: 01/08/2018
  • Last Update Date: 01/08/2018
  Medicare PECOS Information:
  • PECOS PAC ID: 3476807850
  • Enrollment ID: I20181121002423

Medical Identifiers

Medical identifiers for Ms Mari Kashiwai Chen such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1003323312NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363L00000XNurse Practitioner F342080-1 (New York)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. Ms Mari Kashiwai Chen allows following entities to bill medicare on her behalf.
Entity NameIcahn School Of Medicine At Mount Sinai
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1770823551
PECOS PAC ID: 2264691070
Enrollment ID: O20131220001018
Entity NameIcahn School Of Medicine At Mount Sinai
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1477932275
PECOS PAC ID: 2264691070
Enrollment ID: O20150811003333

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. Ms Mari Kashiwai Chen 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
Ms Mari Kashiwai Chen, NP
322 W 57th St Apt 23q,
New York, NY 10019-3731

Ph: (917) 573-6838		Ms Mari Kashiwai Chen, NP
625 Madison Ave Fl 2,
New York, NY 10022-1800

Ph: (917) 573-6838

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).

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