Parameswaran Hariharan, M.D.
Internal Medicine Physician · Batavia, OH
Parameswaran Hariharan, M.D. is an internal medicine physician with a practice address in Batavia, Ohio, and NPI 1720084460, issued on Jun 27, 2005. Check the license (Ohio 68751, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Parameswaran Hariharan
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 68751 OH
Self-reported in NPPES; status is on the state search - Practice location
- 2055 Hospital Dr, Batavia, OH 45103
- Phone
- (513) 732-0663
- Enumerated
- Jun 27, 2005
- Record last updated
- Jun 5, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (513) 732-1232
- Medicaid ID
- 0260177 OH
- Medicare enrollment
- Enrolled (PECOS I20040714000696); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 2055 Hospital Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Parameswaran Hariharan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 68751Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.0 times the Medicare Part D claims of the average internal medicine physician in 2024
12,672 Medicare Part D claims for 1,044 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 170 claims were for opioids.
Most prescribed
- Atorvastatin Calcium1,067 claims
- Amlodipine Besylate671 claims
- Levothyroxine Sodium371 claims
- Pantoprazole Sodium351 claims
- Lisinopril337 claims
- Gabapentin304 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.
Industry payments in 2024: $151.13
8 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 50,334 providers of this specialty with any payment received $1,303.06 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 2 group practices
- Clermont Internists Associates IncBatavia, OH
- Oxford Physical Therapy And RehabilitationMason, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
6 internal medicine physician records list a practice address in Batavia
They are 6 of the 485 NPPES records with a practice address in Batavia, and 5,277 internal medicine physician records in Ohio.
All 6 in Batavia → All 5,277 in Ohio → Every provider in Batavia →
Other internal medicine physician records in Ohio
- Evan Abalos, D.O.Toledo, OH1194163089
- Susan Abbott, MDCincinnati, OH1568414290
- Walid Abboud, MDCleveland, OH1245295559
- Joelle Abdallah, MDColumbus, OH1912577651
- Mandi Abdel Ahad, DOCleveland, OH1235870551
- Saaid Abdel-Ghani, M.D.Columbus, OH1598926529
- Bahaa Abdelghaffar, MDCleveland, OH1265954275
- John Abdelnour, MDCleveland, OH1114656931
- Ahmad Abdelrahman, MDToledo, OH1134859192
- Nawal Abdi, MDCleveland, OH1154002582
Common questions
What is Parameswaran Hariharan, M.D.'s NPI number?
Parameswaran Hariharan, M.D.'s National Provider Identifier (NPI) is 1720084460, issued on Jun 27, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Parameswaran Hariharan, M.D. located?
The NPPES record lists a practice address at 2055 Hospital Dr, Batavia, OH, 45103. Phone: (513) 732-0663. Providers update this record themselves, so call before visiting.
How can I verify Parameswaran Hariharan, M.D.'s license?
NPPES lists Ohio license number 68751, 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 Parameswaran Hariharan, M.D. prescribe under Medicare Part D?
In 2024, Parameswaran Hariharan, M.D. had 12,672 Medicare Part D claims for 1,044 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.