Maryann Onwenu, PMHNP-BC - Medicare Nurse Practitioner in Houston, TX

Maryann Onwenu, PMHNP-BC is a medicare enrolled "Nurse Practitioner - Psychiatric/mental Health" in Houston, Texas. Her current practice location is 11455 Fallbrook Dr, Houston, Texas. You can reach out to her office (for appointments etc.) via phone at (832) 430-6505.

Maryann Onwenu is licensed to practice in Texas (license number 1035147) 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 1235896846.

Contact Information

Maryann Onwenu, PMHNP-BC
11455 Fallbrook Dr,
Houston, TX 77065-4238
(832) 430-6505
Not Available

Map and Direction




Provider's Profile

Full NameMaryann Onwenu
GenderFemale
SpecialityNurse Practitioner - Psychiatric/mental Health
Location11455 Fallbrook Dr, Houston, Texas
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1235896846
  • Provider Enumeration Date: 11/18/2021
  • Last Update Date: 11/18/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 4789076357
  • Enrollment ID: I20220112001187

Medical Identifiers

Medical identifiers for Maryann Onwenu such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1235896846NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LP0808XNurse Practitioner - Psychiatric/mental Health 1035147 (Texas)Primary

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. Maryann Onwenu 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
Maryann Onwenu, PMHNP-BC
8007 Pacific Spring Ln,
Richmond, TX 77407-4035

Ph: (281) 389-7571
Maryann Onwenu, PMHNP-BC
11455 Fallbrook Dr,
Houston, TX 77065-4238

Ph: (832) 430-6505

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.

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