Robert Mark Fitz, MD
Internal Medicine Physician · Union, KY
Robert Mark Fitz, MD is an internal medicine physician with a practice address in Union, Kentucky, and NPI 1447210711, issued on Mar 23, 2006. Check the license (Kentucky 33542, as entered in NPPES) on the Kentucky Board of Medical Licensure; the Medicare figures below come from public CMS files.
- Name
- Robert Mark Fitz
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 33542 KY
Self-reported in NPPES; status is on the state search - Practice location
- 1808 Bristow Dr, Union, KY 41091
- Phone
- (859) 301-7210
- Enumerated
- Mar 23, 2006
- Record last updated
- Mar 17, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (859) 301-7216
- Medicaid ID
- 64037591 KY
- Medicare enrollment
- Enrolled (PECOS I20040921000611); accepts Medicare assignment
- Medical or professional school
- University Of Kentucky College Of Medicine, 1993
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 1808 Bristow Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Cayla Masarik, MDFamily Medicine Physician1558939686
Verify Robert Mark Fitz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersKentucky Board of Medical Licensure
Search for license 33542Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.5 times the Medicare Part D claims of the average internal medicine physician in 2024
11,259 Medicare Part D claims for 722 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. 215 claims were for opioids.
Most prescribed
- Atorvastatin Calcium584 claims
- Rosuvastatin Calcium579 claims
- Levothyroxine Sodium512 claims
- Amlodipine Besylate450 claims
- Omeprazole330 claims
- Lisinopril298 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: $1,059.92
61 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. 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
- Kentucky Rehabilitation Services, Inc.Crescent Springs, KY
- Summit Medical Group IncUnion, KY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Internal Medicine Physician providers in Kentucky
There are 1,526 internal medicine physician records in Kentucky.
Other internal medicine physician records in Kentucky
- June AbadillaJackson, KY1811975683
- Bilal Abaid, M.D.Louisville, KY1144960444
- Joseph Abayev, MDLouisville, KY1437503752
- Syed Abbas, MDLouisville, KY1285081398
- Saba Abdulsada, MDLexington, KY1750906418
- Melecio Abordo, M.D.Jackson, KY1871590935
- Michelle Aboud, MDLouisville, KY1891709515
- Andrew Abraham, MDLexington, KY1306424627
- Wilmer Abshier, M.D.Owensboro, KY1225020621
- Kamana Acharya, M.DElizabethtown, KY1124647359
Common questions
What is Robert Mark Fitz, MD's NPI number?
Robert Mark Fitz, MD's National Provider Identifier (NPI) is 1447210711, issued on Mar 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert Mark Fitz, MD located?
The NPPES record lists a practice address at 1808 Bristow Dr, Union, KY, 41091. Phone: (859) 301-7210. Providers update this record themselves, so call before visiting.
How can I verify Robert Mark Fitz, MD's license?
NPPES lists Kentucky license number 33542, as entered by the provider. Search the Kentucky Board of Medical Licensure at https://web1.ky.gov/GenSearch/LicenseSearch.aspx?AGY=5. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Robert Mark Fitz, MD prescribe under Medicare Part D?
In 2024, Robert Mark Fitz, MD had 11,259 Medicare Part D claims for 722 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.