Robert J. Warden, M.D.
Internal Medicine Physician · Cincinnati, OH
Robert J. Warden, M.D. is an internal medicine physician with a practice address in Cincinnati, Ohio, and NPI 1881696599, issued on Aug 12, 2005. Check the license (Ohio 35-06-7093W, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Robert J. Warden
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 35-06-7093W OH
Self-reported in NPPES; status is on the state search - Practice location
- 4460 Red Bank RD Ste 100, Cincinnati, OH 45227
- Phone
- (513) 564-3870
- Enumerated
- Aug 12, 2005
- Record last updated
- Jul 16, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (513) 564-3871
- Medicaid ID
- 2021056 OH
- Medicare enrollment
- Enrolled (PECOS I20080714000631); accepts Medicare assignment
- Medical or professional school
- Medical College Of Ohio, 1993
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,277 in Ohio → Look up another NPI →
Also registered at 4460 Red Bank RD Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nathan Gorrell, MDInternal Medicine Physician1659958767
- Antoinette Pragalos, M.D.Internal Medicine Physician1851393730
- Julia Sepulveda Sanchez, FNP-CFamily Nurse Practitioner1215586375
Verify Robert J. Warden in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35-06-7093WCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.2 times the Medicare Part D claims of the average internal medicine physician in 2024
10,229 Medicare Part D claims for 644 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. 43 claims were for opioids.
Most prescribed
- Atorvastatin Calcium1,034 claims
- Amlodipine Besylate427 claims
- Losartan Potassium403 claims
- Levothyroxine Sodium374 claims
- Lisinopril339 claims
- Rosuvastatin Calcium334 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: $96.56
1 payment: food and beverage; the largest payer was Abbott Laboratories. 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
- Oxford Physical Therapy And RehabilitationMason, OH
- The Christ Hospital Medical Associates, LLCCincinnati, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Robert J. Warden among 5,277 internal medicine physician records in Ohio
Robert J. Warden, M.D. is one of 5,277 internal medicine physician records with a practice address in Ohio. 81% 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, 87% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated1993 · median 2006 among the 3,414 with a school on file
- Record last updated2021 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
566 internal medicine physician records list a practice address in Cincinnati
They are 566 of the 31,362 NPPES records with a practice address in Cincinnati, and 5,277 internal medicine physician records in Ohio.
All 5,277 in Ohio → Every provider in Cincinnati → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Bradley Beckham, M.D.Cincinnati, OH 452271730474891
- Mary Duck Robertshaw, M.D.Cincinnati, OH 452271013181361
- Loraine Glaser-Zakem, MDCincinnati, OH 452271699810465
- Nathan Gorrell, MDCincinnati, OH 452271659958767
- Craig Gurney, M.D.Cincinnati, OH 452271457525719
- Lisa Larkin, MD.Cincinnati, OH 452271679562839
- Nandawula Mutema, MDCincinnati, OH 452271265418362
- Emily Neaville, M.D.Cincinnati, OH 452271811374861
Common questions
What is Robert J. Warden, M.D.'s NPI number?
Robert J. Warden, M.D.'s National Provider Identifier (NPI) is 1881696599, issued on Aug 12, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Robert J. Warden, M.D. located?
The NPPES record lists a practice address at 4460 Red Bank RD Ste 100, Cincinnati, OH, 45227. Phone: (513) 564-3870. Providers update this record themselves, so call before visiting.
How can I verify Robert J. Warden, M.D.'s license?
NPPES lists Ohio license number 35-06-7093W, 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 Robert J. Warden, M.D. prescribe under Medicare Part D?
In 2024, Robert J. Warden, M.D. had 10,229 Medicare Part D claims for 644 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.