Mrs Maria Nina Villarreal, FNP - Medicare Nurse Practitioner in Portland, OR

Mrs Maria Nina Villarreal, FNP is a medicare enrolled "Nurse Practitioner - Family" in Portland, Oregon. She graduated from nursing school in 2010 and has 14 years of diverse experience with area of expertise as Nurse Practitioner. She is a member of the group practice Northwest Gastroenterology Clinic Llc and her current practice location is 1130 Nw 22nd Ave Ste 410, Portland, Oregon. You can reach out to her office (for appointments etc.) via phone at (503) 229-7137.

Mrs Maria Nina Villarreal is licensed to practice in Oregon (license number 201050009NP) 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 1750538146.

Contact Information

Mrs Maria Nina Villarreal, FNP
1130 Nw 22nd Ave Ste 410,
Portland, OR 97210-2911
(503) 229-7137
(503) 241-0628

Map and Direction




Provider's Profile

Full NameMrs Maria Nina Villarreal
GenderFemale
SpecialityNurse Practitioner
Experience14 Years
Location1130 Nw 22nd Ave Ste 410, Portland, Oregon
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:
  • Mrs Maria Nina Villarreal graduated from nursing school in 2010
  NPI Data:
  • NPI Number: 1750538146
  • Provider Enumeration Date: 08/27/2008
  • Last Update Date: 11/02/2017
  Medicare PECOS Information:
  • PECOS PAC ID: 8820268105
  • Enrollment ID: I20170303000979

Medical Identifiers

Medical identifiers for Mrs Maria Nina Villarreal such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1750538146NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
163W00000XRegistered Nurse 097000288RN (Oregon)Secondary
363LF0000XNurse Practitioner - Family 201050009NP (Oregon)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Northwest Gastroenterology Clinic Llc731593589711

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. Mrs Maria Nina Villarreal allows following entities to bill medicare on her behalf.
Entity NameNorthwest Gastroenterology Clinic Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1407933872
PECOS PAC ID: 7315935897
Enrollment ID: O20040504000352

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. Mrs Maria Nina Villarreal 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
Mrs Maria Nina Villarreal, FNP
6415 Ne Cleveland Ave,
Portland, OR 97211-2403

Ph: (503) 729-6956
Mrs Maria Nina Villarreal, FNP
1130 Nw 22nd Ave Ste 410,
Portland, OR 97210-2911

Ph: (503) 229-7137

Reviews and Comments


Nurse Practitioner Nurses in Portland, OR

Mrs. Anjalee Nix Rowe, NP
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 3181 Sw Sam Jackson Park Rd, Portland, OR 97239
Phone: 503-494-3988    
Ms. Susan Irene Smith, RN, FNP
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 5100 Sw Macadam Ave, Suite 200, Portland, OR 97239
Phone: 971-202-5500    Fax: 971-202-5555
Iva Juric,
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 3181 Sw Sam Jackson Park Rd # Cdw6, Portland, OR 97239
Phone: 503-494-4808    
Ms. Jessica A Dudley, FNP
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 3550 N Interstate Ave, Portland, OR 97227
Phone: 503-746-1575    
Summer Morgan Massina, ARNP
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 721 Nw 9th Ave Ste 100, Portland, OR 97209
Phone: 503-525-0090    
Dr. Jeffery Wise, PMHNP-BC
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 1834 Nw 25th Ave Apt 504, Portland, OR 97210
Phone: 971-354-9242    
A'lissa Richards, PMHNP
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 12121 E Burnside St, Portland, OR 97216
Phone: 971-361-7700    

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.