Ryan S Cook, APRN - Medicare Nurse Practitioner in Fairfield, OH

  1. Home
  2. Nurse Practitioner
  3. OH
  4. Fairfield
Ryan S Cook, APRN is a medicare enrolled "Nurse Practitioner - Family" in Fairfield, Ohio. He graduated from nursing school in 2014 and has 12 years of diverse experience with area of expertise as Nurse Practitioner. He is a member of the group practice Trinity Regional Medical Center, Mercy Health Physicians Cincinnati Specialty Care Llc and his current practice location is 3000 Mack Rd Ste 100, Fairfield, Ohio. You can reach out to his office (for appointments etc.) via phone at (513) 751-4222.

Ryan S Cook is licensed to practice in Ohio (license number APRN.CNP.19092) 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 1720478548.

Contact Information

Ryan S Cook, APRN
3000 Mack Rd Ste 100,
Fairfield, OH 45014-5335
(513) 751-4222
(513) 874-3023

Map and Direction




Provider's Profile

Full NameRyan S Cook
GenderMale
SpecialityNurse Practitioner
Experience12 Years
Location3000 Mack Rd Ste 100, Fairfield, Ohio
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:
  • Ryan S Cook graduated from nursing school in 2014
  NPI Data:
  • NPI Number: 1720478548
  • Provider Enumeration Date: 02/01/2015
  • Last Update Date: 02/23/2026
  Medicare PECOS Information:
  • PECOS PAC ID: 2365768017
  • Enrollment ID: I20250603001626

Medical Identifiers

Medical identifiers for Ryan S Cook such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1720478548NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LF0000XNurse Practitioner - Family 3009047 (Kentucky)Secondary
363LF0000XNurse Practitioner - Family APRN.CNP.19092 (Ohio)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Trinity Regional Medical CenterFort dodge, IAHospital
Mercy Health - Fairfield HospitalFairfield, OHHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Trinity Regional Medical Center7315858529170
Mercy Health Physicians Cincinnati Specialty Care Llc3971907759343

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. Ryan S Cook allows following entities to bill medicare on his behalf.
Entity NameTrinity Regional Medical Center
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1073594156
PECOS PAC ID: 7315858529
Enrollment ID: O20031204000921

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. Ryan S Cook 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
Ryan S Cook, APRN
3000 Mack Rd Ste 100,
Fairfield, OH 45014-5335

Ph: (513) 751-4222		Ryan S Cook, APRN
3000 Mack Rd Ste 100,
Fairfield, OH 45014-5335

Ph: (513) 751-4222

Reviews and Comments


Nurse Practitioner Nurses in Fairfield, OH

Sara Ann Slaughter, CNP
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 3050 Mack Rd Ste 300, Fairfield, OH 45014
Phone: 513-751-2273    
Madonna Lea Dechristopher, CNP
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 3000 Mack Rd, Fairfield, OH 45014
Phone: 513-682-1838    Fax: 513-682-9744
Gauri Timalsina,
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 5390 Dixie Hwy, Fairfield, OH 45014
Phone: 513-868-2345    
Mrs. Nicola Ison, PMHNP-BC
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 2200 Josie Ct, Fairfield, OH 45014
Phone: 513-205-7142    Fax: 513-942-9501
Natasha Nicole Neis, NP
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 3000 Mack Rd Ste 100, Fairfield, OH 45014
Phone: 513-751-4222    Fax: 513-874-3023
Tammera Phipps,
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 1168 N Frieda Dr, Fairfield, OH 45014
Phone: 513-907-3547    
Ernest Siaw Obeng,
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 5808 Red Oak Dr, Fairfield, OH 45014
Phone: 513-546-6491    

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.