James Robert Hennessy, M.D.
Pediatric Cardiology Physician · Toledo, OH
James Robert Hennessy, M.D. is a pediatric cardiology physician with a practice address in Toledo, Ohio, and NPI 1588666838, issued on Jun 1, 2005. Check the license (Ohio 35043054, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- James Robert Hennessy
- Credential
- M.D.
- Primary taxonomy
- Pediatric Cardiology Physician 2080P0202X
- License number
- 35043054 OH
Self-reported in NPPES; status is on the state search - Practice location
- 2222 Cherry St, Toledo, OH 43608
- Phone
- (419) 936-6929
- Enumerated
- Jun 1, 2005
- Record last updated
- Nov 9, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (419) 251-7761
- Medicaid ID
- 35043054 OH
- Entity
- Type 1 · individual
8 nearest pediatric cardiology physician records → All 195 in Ohio → Look up another NPI →
Also registered at 2222 Cherry St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Syed Abidi, M.D.Nephrology Physician1831196195
- Andrea Adams, FNP-CFamily Nurse Practitioner1174876908
- Shaheda Ahmed, MDAnatomic Pathology & Clinical Pathology Physician1851399315
- Arlette Aouad, M.D.Infectious Disease Physician1447241880
- Salil Avasthi, MDPulmonary Disease Physician1780849877
- Koury Bankowski, NPFamily Nurse Practitioner1114303724
Verify James Robert Hennessy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35043054Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
47% fewer Medicare Part D claims than the average pediatric cardiology physician in 2024
39 Medicare Part D claims, against an average of 74 among the 518 providers of this specialty who prescribed in Part D. Brand-name drugs were 28% of claims.
Most prescribed
- Eliquis11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
James Robert Hennessy among 195 pediatric cardiology physician records in Ohio
James Robert Hennessy, M.D. is one of 195 pediatric cardiology physician records with a practice address in Ohio. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 90% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileNo · 69% of these records are
- Record last updated2009 · 43% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0202X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatric Cardiology Physician providers in Ohio
There are 195 pediatric cardiology physician records in Ohio.
All 195 in Ohio → Every provider in Toledo → Pediatric Cardiology Physician nationwide →
The 8 pediatric cardiology physician records with the nearest ZIP codes
- Terence Truong, MDToledo, OH 436081891357224
- Dingding Xiong, M.D.Toledo, OH 436081285908962
- William Suarez, M.D.Waterville, OH 435661063410496
- Amulya Buddhavarapu, MDColumbus, OH 432051598218638
- Michael ClarkColumbus, OH 432051780147298
- William Fogarty, D.O.Columbus, OH 432051093246902
- Jaclyn Giafaglione, MDColumbus, OH 432051285165001
- Megan Gunsaulus, MDColumbus, OH 432051821525437
Common questions
What is James Robert Hennessy, M.D.'s NPI number?
James Robert Hennessy, M.D.'s National Provider Identifier (NPI) is 1588666838, issued on Jun 1, 2005. An NPI identifies a provider in billing; it is not a license.
Where is James Robert Hennessy, M.D. located?
The NPPES record lists a practice address at 2222 Cherry St, Toledo, OH, 43608. Phone: (419) 936-6929. Providers update this record themselves, so call before visiting.
How can I verify James Robert Hennessy, M.D.'s license?
NPPES lists Ohio license number 35043054, as entered by the provider. Search the State Medical Board of Ohio at https://elicense.ohio.gov/oh_verifylicense. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does James Robert Hennessy, M.D. prescribe under Medicare Part D?
In 2024, James Robert Hennessy, M.D. had 39 Medicare Part D claims; the average among pediatric cardiology physician prescribers was 74. Part D covers Medicare prescriptions 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.