Roula Johnstone, ACNP-BC - Medicare Nurse Practitioner in N Chelmsford, MA

Roula Johnstone, ACNP-BC is a medicare enrolled "Nurse Practitioner - Acute Care" in N Chelmsford, Massachusetts. She graduated from nursing school in 2011 and has 13 years of diverse experience with area of expertise as Nurse Practitioner. She is a member of the group practice Orthopaedic Surgical Associates Of Lowell, P.c. and her current practice location is 20 Research Pl, N Chelmsford, Massachusetts. You can reach out to her office (for appointments etc.) via phone at (978) 454-0706.

Roula Johnstone is licensed to practice in Massachusetts (license number RN235018) 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 1598907271.

Contact Information

Roula Johnstone, ACNP-BC
20 Research Pl,
N Chelmsford, MA 01863-2454
(978) 454-0706
Not Available

Map and Direction




Provider's Profile

Full NameRoula Johnstone
GenderFemale
SpecialityNurse Practitioner
Experience13 Years
Location20 Research Pl, N Chelmsford, Massachusetts
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:
  • Roula Johnstone graduated from nursing school in 2011
  NPI Data:
  • NPI Number: 1598907271
  • Provider Enumeration Date: 03/27/2009
  • Last Update Date: 02/13/2015
  Medicare PECOS Information:
  • PECOS PAC ID: 3375716657
  • Enrollment ID: I20111102000058

Medical Identifiers

Medical identifiers for Roula Johnstone such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1598907271NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LA2100XNurse Practitioner - Acute Care RN235018 (Massachusetts)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Lowell General HospitalLowell, MAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Orthopaedic Surgical Associates Of Lowell, P.c.488050648429

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. Roula Johnstone allows following entities to bill medicare on her behalf.
Entity NameOrthopaedic Surgical Associates Of Lowell, P.c.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1457361040
PECOS PAC ID: 4880506484
Enrollment ID: O20051108000244

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. Roula Johnstone 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
Roula Johnstone, ACNP-BC
14 Research Pl,
North Chelmsford, MA 01863-2412

Ph: () -
Roula Johnstone, ACNP-BC
20 Research Pl,
N Chelmsford, MA 01863-2454

Ph: (978) 454-0706

Reviews and Comments


Nurse Practitioner Nurses in N Chelmsford, MA

Susan E Munroe, R.N., B.C., F.N.P.
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 10 Adams St, N Chelmsford, MA 01863
Phone: 978-251-3159    Fax: 978-251-0636
Olga Cobozeva, PMHNP-BS
Nurse Practitioner
Medicare: May Accept Medicare Assignments
Practice Location: 73 Princeton St, Ste 203, N Chelmsford, MA 01863
Phone: 978-256-6579    
Kelly Maria Price, N.P.
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 20 Research Pl Ste 100, N Chelmsford, MA 01863
Phone: 978-446-9850    Fax: 888-360-9873
Sangita Shrestha Chitrakar, APRN
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 14 Research Pl, N Chelmsford, MA 01863
Phone: 978-256-6607    Fax: 978-250-8189
Paul Sweeney, NP
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 73 Princeton St, Suite 203, N Chelmsford, MA 01863
Phone: 978-256-2922    
Marybeth Marcotte, RNC
Nurse Practitioner
Medicare: May Accept Medicare Assignments
Practice Location: 20 Research Pl, Suite 300, N Chelmsford, MA 01863
Phone: 978-256-1858    Fax: 978-788-7896
Ms. Diane Frances Piasta, CNP
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 25 Wellman Ave, N Chelmsford, MA 01863
Phone: 978-251-4050    

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.