Harold Marks, RN
Certified Registered Nurse Anesthetist · Zanesville, OH
Harold Marks, RN is a certified registered nurse anesthetist with a practice address in Zanesville, Ohio, and NPI 1407933922, issued on Nov 1, 2006. Check the license (Ohio 242555, as entered in NPPES) with the Ohio board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Harold Marks
- Credential
- RN
- Primary taxonomy
- Certified Registered Nurse Anesthetist 367500000X
- License number
- 242555 OH
Self-reported in NPPES; status is on the state search - Practice location
- 2951 Maple Ave, Zanesville, OH 43701
- Phone
- (513) 672-4128
- Enumerated
- Nov 1, 2006
- Record last updated
- Aug 9, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (513) 672-4479
- Medicaid ID
- 0901822 OH
- Entity
- Type 1 · individual
8 nearest certified registered nurse anesthetist records → All 3,606 in Ohio → Look up another NPI →
Also registered at 2951 Maple Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Dany Abou Abdallah, MDPulmonary Disease Physician1033190178
- James Adamo, MDPulmonary Disease Physician1194721993
- Donald Astorian, MDAnesthesiology Physician1992798557
- Thomas Baker, MDEmergency Medical Services (Emergency Medicine) Physician1508806167
- Noah Baldwin, PA-CPhysician Assistant1518598309
- Olivia Ballard, APRN, CRNACertified Registered Nurse Anesthetist1700524170
Verify Harold Marks in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Ohio board licenses this profession
Search for license 242555Check 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: $37.46
2 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. 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.
Harold Marks among 3,606 certified registered nurse anesthetist records in Ohio
Harold Marks, RN 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 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 67% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 74% of these records are
- Record last updated2007 · 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).
32 certified registered nurse anesthetist records list a practice address in Zanesville
They are 32 of the 1,664 NPPES records with a practice address in Zanesville, and 3,606 certified registered nurse anesthetist records in Ohio.
All 3,606 in Ohio → Every provider in Zanesville → Certified Registered Nurse Anesthetist nationwide →
The 8 certified registered nurse anesthetist records with the nearest ZIP codes
- Michelle Dunlevy, CRNAZanesville, OH 437011730409681
- Paul Gelfer, CRNAZanesville, OH 437011437134368
- John Henthorne, CRNAZanesville, OH 437011518942440
- Erica Hittle, CRNAZanesville, OH 437011750652632
- David Hoffer, CRNAZanesville, OH 437011881679710
- Eleanor Nicolozakes, CRNAZanesville, OH 437011003891938
- Edward Rapach, CRNAZanesville, OH 437011972592244
- Nanci Rogers, CRNAZanesville, OH 437011003891946
Common questions
What is Harold Marks, RN's NPI number?
Harold Marks, RN's National Provider Identifier (NPI) is 1407933922, issued on Nov 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Harold Marks, RN located?
The NPPES record lists a practice address at 2951 Maple Ave, Zanesville, OH, 43701. Phone: (513) 672-4128. Providers update this record themselves, so call before visiting.
How can I verify Harold Marks, RN's license?
NPPES lists Ohio license number 242555, 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.