Joan Wamahiu, APN, PMHNP-BC - Medicare Nurse Practitioner in Hackensack, NJ

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Joan Wamahiu, APN, PMHNP-BC is a medicare enrolled "Nurse Practitioner - Psychiatric/mental Health" in Hackensack, New Jersey. She graduated from nursing school in 2024 and has 2 years of diverse experience with area of expertise as Nurse Practitioner. She is a member of the group practice Rivia Medical Pllc, Rivia Medical Pllc and her current practice location is 2 University Plz, Hackensack, New Jersey. You can reach out to her office (for appointments etc.) via phone at (212) 203-1773.

Joan Wamahiu is licensed to practice in New Jersey (license number 26NJ15113500) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1063244267.

Contact Information

Joan Wamahiu, APN, PMHNP-BC
2 University Plz,
Hackensack, NJ 07601-6202
(212) 203-1773
(646) 665-4427

Map and Direction




Provider's Profile

Full NameJoan Wamahiu
GenderFemale
SpecialityNurse Practitioner
Experience2 Years
Location2 University Plz, Hackensack, New Jersey
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Joan Wamahiu graduated from nursing school in 2024
  NPI Data:
  • NPI Number: 1063244267
  • Provider Enumeration Date: 08/15/2024
  • Last Update Date: 04/04/2026
  Medicare PECOS Information:
  • PECOS PAC ID: 1759670086
  • Enrollment ID: I20250425001068

Medical Identifiers

Medical identifiers for Joan Wamahiu such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1063244267NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LP0808XNurse Practitioner - Psychiatric/mental Health 26NJ15113500 (New Jersey)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Rivia Medical Pllc488000994367
Rivia Medical Pllc488000994367

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. Joan Wamahiu allows following entities to bill medicare on her behalf.
Entity NameRivia Medical Pllc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1134644032
PECOS PAC ID: 4880009943
Enrollment ID: O20231117002907

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. Joan Wamahiu 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
Joan Wamahiu, APN, PMHNP-BC
28 Valley Rd Ofc 139,
Montclair, NJ 07042-2709

Ph: () -		Joan Wamahiu, APN, PMHNP-BC
2 University Plz,
Hackensack, NJ 07601-6202

Ph: (212) 203-1773

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.