Richard C. Ferris, MD
Internal Medicine Physician · Winona, MN
Richard C. Ferris, MD is an internal medicine physician with a practice address in Winona, Minnesota, and NPI 1245347780, issued on Aug 23, 2006. Check the license (Minnesota 33871, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.
- Name
- Richard C. Ferris
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 33871 MN
Self-reported in NPPES; status is on the state search - Practice location
- 855 Mankato Ave, Winona, MN 55987
- Phone
- (507) 454-3680
- Enumerated
- Aug 23, 2006
- Record last updated
- Jul 10, 2013 (not updated in 13 years: call before relying on the address or phone)
- Medicaid ID
- 746261100 MN
- Medicare enrollment
- Enrolled (PECOS I20060124000480); accepts Medicare assignment
- Medical or professional school
- University Of Texas Medical Branch At Galveston, 1989
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,632 in Minnesota → Look up another NPI →
Also registered at 855 Mankato Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Everett Beguin, MDFamily Medicine Physician1134139652
Verify Richard C. Ferris in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMinnesota Board of Medical Practice
Search for license 33871Check 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
11,038 Medicare Part D claims for 661 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 266 claims were for opioids.
Most prescribed
- Atorvastatin Calcium636 claims
- Lisinopril456 claims
- Amlodipine Besylate433 claims
- Metoprolol Succinate425 claims
- Levothyroxine Sodium397 claims
- Losartan Potassium375 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.
One hospital affiliation
- Winona Health ServicesWinona, MN · Acute Care Hospitals2 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Richard C. Ferris among 2,632 internal medicine physician records in Minnesota
Richard C. Ferris, MD is one of 2,632 internal medicine physician records with a practice address in Minnesota. 75% 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 8% of them.
- NPI issued2006 · 8% of these records are older, 58% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated1989 · median 2008 among the 1,700 with a school on file
- Record last updated2013 · 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 207R00000X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
11 internal medicine physician records list a practice address in Winona
They are 11 of the 876 NPPES records with a practice address in Winona, and 2,632 internal medicine physician records in Minnesota.
All 2,632 in Minnesota → Every provider in Winona → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Horace Andersen, MN 18091Winona, MN 559871659510659
- Andrew Edin, MDWinona, MN 559871053428508
- Arnold Fenske, MDWinona, MN 559871831109495
- Katrina Hammel, M.D.Winona, MN 559871780894527
- Joseph Kaiya, MDWinona, MN 559871134550544
- John Mulrooney, MDWinona, MN 559871275543829
- Robert Neilson, M.D.Winona, MN 559871952390338
- Dennis Nolan, MDWinona, MN 559871619987278
Common questions
What is Richard C. Ferris, MD's NPI number?
Richard C. Ferris, MD's National Provider Identifier (NPI) is 1245347780, issued on Aug 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Richard C. Ferris, MD located?
The NPPES record lists a practice address at 855 Mankato Ave, Winona, MN, 55987. Phone: (507) 454-3680. Providers update this record themselves, so call before visiting.
How can I verify Richard C. Ferris, MD's license?
NPPES lists Minnesota license number 33871, as entered by the provider. Search the Minnesota Board of Medical Practice at https://mn.gov/boards/medical-practice/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Richard C. Ferris, MD prescribe under Medicare Part D?
In 2024, Richard C. Ferris, MD had 11,038 Medicare Part D claims for 661 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.