Mark A. Richetto, MD
Internal Medicine Physician · Wausau, WI
Mark A. Richetto, MD is an internal medicine physician with a practice address in Wausau, Wisconsin, and NPI 1689769960, issued on Oct 4, 2006. Check the license (Wisconsin 28584, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Mark A. Richetto
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 28584 WI
Self-reported in NPPES; status is on the state search - Practice location
- 2727 Plaza Drive, Wausau, WI 54401
- Phone
- (715) 847-3381
- Enumerated
- Oct 4, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicaid ID
- 31503400 WI
- Medicare enrollment
- Enrolled (PECOS I20100611000874); accepts Medicare assignment
- Medical or professional school
- University Of Wisconsin School Of Medicine, 1986
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,078 in Wisconsin → Look up another NPI →
Also registered at 2727 Plaza Drive
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Mark De Clute, MDDiagnostic Radiology Physician1417057142
- William Dernbach, MDInternal Medicine Physician1255431631
Verify Mark A. Richetto in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 28584Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.1 times the Medicare Part D claims of the average internal medicine physician in 2024
9,815 Medicare Part D claims for 792 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 148 claims were for opioids.
Most prescribed
- Atorvastatin Calcium922 claims
- Amlodipine Besylate545 claims
- Lisinopril514 claims
- Metoprolol Succinate387 claims
- Levothyroxine Sodium305 claims
- Hydrochlorothiazide304 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Mchs Hospitals IncMarshfield, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark A. Richetto among 2,078 internal medicine physician records in Wisconsin
Mark A. Richetto, MD is one of 2,078 internal medicine physician records with a practice address in Wisconsin. 70% 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 9% of them.
- NPI issued2006 · 9% of these records are older, 46% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated1986 · median 2002 among the 1,098 with a school on file
- Record last updated2007 · 55% 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 Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
26 internal medicine physician records list a practice address in Wausau
They are 26 of the 1,958 NPPES records with a practice address in Wausau, and 2,078 internal medicine physician records in Wisconsin.
All 2,078 in Wisconsin → Every provider in Wausau → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Erik Anderson, MDWausau, WI 544011427066745
- Riccardo Barani, MDWausau, WI 544011649288986
- Michael Blick, MDWausau, WI 544011801816889
- William Bowler, MDWausau, WI 544011508966235
- Matthew Clark, MDWausau, WI 544011487662680
- James Cygan, MDWausau, WI 544011235145210
- William Dernbach, MDWausau, WI 544011255431631
- Mary Freeman, MDWausau, WI 544011356369581
Common questions
What is Mark A. Richetto, MD's NPI number?
Mark A. Richetto, MD's National Provider Identifier (NPI) is 1689769960, issued on Oct 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark A. Richetto, MD located?
The NPPES record lists a practice address at 2727 Plaza Drive, Wausau, WI, 54401. Phone: (715) 847-3381. Providers update this record themselves, so call before visiting.
How can I verify Mark A. Richetto, MD's license?
NPPES lists Wisconsin license number 28584, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Mark A. Richetto, MD prescribe under Medicare Part D?
In 2024, Mark A. Richetto, MD had 9,815 Medicare Part D claims for 792 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Mark A. Richetto, MD's MIPS final score?
The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.