Thomas Merva, CRNA
Certified Registered Nurse Anesthetist · Lima, OH
Thomas Merva, CRNA is a certified registered nurse anesthetist with a practice address in Lima, Ohio, and NPI 1831769843, issued on Jun 30, 2021. Check the license (Ohio APRN.CRNA.0020754, as entered in NPPES) with the Ohio board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Thomas Merva
- Credential
- CRNA
- Primary taxonomy
- Certified Registered Nurse Anesthetist 367500000X
- License numbers
- APRN.CRNA.0020754 OH
428353 OH
Self-reported in NPPES; status is on the state search - Practice location
- 1001 Bellefontaine Ave, Lima, OH 45804
- Phone
- (419) 226-5018
- Enumerated
- Jun 30, 2021
- Record last updated
- Mar 3, 2023
- Fax
- (419) 998-4514
- Medicare enrollment
- Enrolled (PECOS I20230425001877); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest certified registered nurse anesthetist records → All 3,606 in Ohio → Look up another NPI →
Also registered at 1001 Bellefontaine Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lindsey BabcockCertified Registered Nurse Anesthetist1942981246
- David Bafford, DOEmergency Medicine Physician1497798151
- Theresa Basinger, PHARMDPharmacist1134474562
- Brittany Bates, PHARMDPharmacotherapy Pharmacist1548310261
- Patricia Bauza, MDPsychiatry Physician1588864847
- Patrick Behm, MDAnesthesiology Physician1750570958
Verify Thomas Merva in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Ohio board licenses this profession
Search for license APRN.CRNA.0020754Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $18.45
1 payment: food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 24,076 providers of this specialty with any payment received $135.08 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Lima Memorial Professional CorporationLima, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Thomas Merva among 3,606 certified registered nurse anesthetist records in Ohio
Thomas Merva, CRNA is one of 3,606 certified registered nurse anesthetist records with a practice address in Ohio. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 80% of them.
- NPI issued2021 · 80% of these records are older, 15% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated2022 · median 2014 among the 2,675 with a school on file
- Record last updated2023 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367500000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
56 certified registered nurse anesthetist records list a practice address in Lima
They are 56 of the 2,639 NPPES records with a practice address in Lima, and 3,606 certified registered nurse anesthetist records in Ohio.
All 3,606 in Ohio → Every provider in Lima → Certified Registered Nurse Anesthetist nationwide →
The 8 certified registered nurse anesthetist records with the nearest ZIP codes
- Nicole Bostic, CRNALima, OH 458041538430939
- Robert Brand, CRNALima, OH 458041831361062
- Mary Deeter, CRNALima, OH 458041558693499
- Timothy Friesner, C.R.N.A.Lima, OH 458041154350403
- Tracy Gruning, CRNALima, OH 458041508148834
- Linda Heltemes, CRNALima, OH 458041427009737
- Sharon Irving, CRNALima, OH 458041356399158
- Frederick LejeuneLima, OH 458041255512745
Common questions
What is Thomas Merva, CRNA's NPI number?
Thomas Merva, CRNA's National Provider Identifier (NPI) is 1831769843, issued on Jun 30, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Thomas Merva, CRNA located?
The NPPES record lists a practice address at 1001 Bellefontaine Ave, Lima, OH, 45804. Phone: (419) 226-5018. Providers update this record themselves, so call before visiting.
How can I verify Thomas Merva, CRNA's license?
NPPES lists Ohio license number APRN.CRNA.0020754, as entered by the provider. Search the Ohio board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.