Maribeth Massie, CRNA - Medicare Certified Registered Nurse Anesthetist (crna) in Portland, ME

Maribeth Massie, CRNA is a medicare enrolled "Nurse Anesthetist, Certified Registered" in Portland, Maine. She graduated from nursing school in 1998 and has 26 years of diverse experience with area of expertise as Certified Registered Nurse Anesthetist (crna). She is a member of the group practice Intermed Pa and her current practice location is 84 Marginal Way, Suite 900, Portland, Maine. You can reach out to her office (for appointments etc.) via phone at (207) 347-2898.

Maribeth Massie is licensed to practice in Maine (license number RNA113019) 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 1588606065.

Contact Information

Maribeth Massie, CRNA
84 Marginal Way, Suite 900,
Portland, ME 04101-2443
(207) 347-2898
(207) 553-1415

Map and Direction




Provider's Profile

Full NameMaribeth Massie
GenderFemale
SpecialityCertified Registered Nurse Anesthetist (crna)
Experience26 Years
Location84 Marginal Way, Portland, Maine
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:
  • Maribeth Massie graduated from nursing school in 1998
  NPI Data:
  • NPI Number: 1588606065
  • Provider Enumeration Date: 06/11/2006
  • Last Update Date: 01/27/2017
  Medicare PECOS Information:
  • PECOS PAC ID: 8729249800
  • Enrollment ID: I20161201000554

Medical Identifiers

Medical identifiers for Maribeth Massie such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1588606065NPI-NPPES
157704200MedicaidMD

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
367500000XNurse Anesthetist, Certified Registered R117226 (Maryland)Secondary
367500000XNurse Anesthetist, Certified Registered RNA113019 (Maine)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Intermed Pa5092605261153

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. Maribeth Massie allows following entities to bill medicare on her behalf.
Entity NameIntermed Pa
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1467422733
PECOS PAC ID: 5092605261
Enrollment ID: O20040319000548

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. Maribeth Massie 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
Maribeth Massie, CRNA
100 Gannett Dr, Suite C,
South Portland, ME 04106-5900

Ph: (207) 828-0361
Maribeth Massie, CRNA
84 Marginal Way, Suite 900,
Portland, ME 04101-2443

Ph: (207) 347-2898

Reviews and Comments


Nurse Anesthetist, Certified Registered Nurses in Portland, ME

Kayla Lima, CRNA
Nurse Anesthetist - CR
Medicare: Medicare Enrolled
Practice Location: 22 Bramhall St, Portland, ME 04102
Phone: 207-662-0111    
Veronica Resendez, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 22 Bramhall St, Portland, ME 04102
Phone: 207-662-2526    
Mr. Rex A Huber, CRNA
Nurse Anesthetist - CR
Medicare: Not Enrolled in Medicare
Practice Location: 22 Bramhall Street, Portland, ME 04102
Phone: 207-662-2526    Fax: 207-662-6236
Heidi S Alpern, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 22 Bramhall St, Department Of Anesthesiology, Portland, ME 04102
Phone: 207-662-2526    Fax: 207-662-6236
Katherine Mercedes,
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 144 State St, Portland, ME 04101
Phone: 207-879-3000    
Ms. Kathryn L Lillie, CRNA
Nurse Anesthetist - CR
Medicare: Not Enrolled in Medicare
Practice Location: 144 State St, Anesthesiology, Portland, ME 04101
Phone: 207-553-6277    
Jessica L Ray, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 22 Bramhall St, Dept Of Anesthesiology, Portland, ME 04102
Phone: 207-662-2526    Fax: 207-662-6236

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.