Thomas Merva, CRNA - Medicare Nurse Anesthetist, Certified Registered in Lima, OH

Thomas Merva, CRNA is a medicare enrolled "Nurse Anesthetist, Certified Registered" in Lima, Ohio. His current practice location is 1001 Bellefontaine Ave, Lima, Ohio. You can reach out to his office (for appointments etc.) via phone at (419) 226-5018.

Thomas Merva is licensed to practice in Ohio (license number APRN.CRNA.0020754) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1831769843.

Contact Information

Thomas Merva, CRNA
1001 Bellefontaine Ave,
Lima, OH 45804-2800
(419) 226-5018
(419) 998-4514

Map and Direction




Provider's Profile

Full NameThomas Merva
GenderMale
SpecialityNurse Anesthetist, Certified Registered
Location1001 Bellefontaine Ave, Lima, Ohio
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1831769843
  • Provider Enumeration Date: 06/30/2021
  • Last Update Date: 03/03/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 8820453954
  • Enrollment ID: I20230425001877

Medical Identifiers

Medical identifiers for Thomas Merva such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1831769843NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
163W00000XRegistered Nurse 428353 (Ohio)Secondary
367500000XNurse Anesthetist, Certified Registered APRN.CRNA.0020754 (Ohio)Primary

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. Thomas Merva allows following entities to bill medicare on his behalf.
Entity NameLima Memorial Professional Corporation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1457474900
PECOS PAC ID: 1254232184
Enrollment ID: O20040115000131

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. Thomas Merva 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
Thomas Merva, CRNA
1044 Belmont Ave,
Youngstown, OH 44504

Ph: () -
Thomas Merva, CRNA
1001 Bellefontaine Ave,
Lima, OH 45804-2800

Ph: (419) 226-5018

Reviews and Comments


Nurse Anesthetist, Certified Registered Nurses in Lima, OH

Mr. Charles Joseph Bouis Iii, CRNA
Nurse Anesthetist - CR
Medicare: Not Enrolled in Medicare
Practice Location: 730 W Market Street, Lima, OH 45801
Phone: 419-222-0328    
Mr. Storm Wayne Sharp, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 730 W Market St, Lima, OH 45801
Phone: 419-227-3361    Fax: 419-228-3352
Timothy Keener, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 2923 Lilly Dr, Lima, OH 45807
Phone: 419-909-1001    
Ms. Mary Kay Woolsey, CRNA
Nurse Anesthetist - CR
Medicare: Not Enrolled in Medicare
Practice Location: 730 W Market Street, Lima, OH 45801
Phone: 419-227-3361    
Mr. Adam Reidenbach, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 730 W Market Street, Lima, OH 45801
Phone: 419-227-3361    
Ms. Mary A Schmidt, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 121 W High St # 5, Lima, OH 45801
Phone: 419-998-4573    
Rodney David White, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 730 W Market Street, Lima, OH 45801
Phone: 419-227-3361    

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.