NPPES file of Aug 9, 2026

Mark T. Wimmer, M.D.

Medical Oncology Physician · Salisbury, NC

Mark T. Wimmer, M.D. is a medical oncology physician with a practice address in Salisbury, North Carolina, and NPI 1558369207, issued on Jul 7, 2005. Check the license (North Carolina 9501457, as entered in NPPES) on the North Carolina Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1558369207
Name
Mark T. Wimmer
Credential
M.D.
Primary taxonomy
Medical Oncology Physician 207RX0202X
License number
9501457 NC
Self-reported in NPPES; status is on the state search
Practice location
631 Mocksville Ave Ste 1020, Salisbury, NC 28144
Phone
(704) 210-7600
Enumerated
Jul 7, 2005
Record last updated
May 27, 2022
Fax
(704) 210-7601
Medicaid ID
891193W NC
Medicare enrollment
Enrolled (PECOS I20100216000390); accepts Medicare assignment
Medical or professional school
University Of Virginia School Of Medicine, 1994
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 631 Mocksville Ave Ste 1020

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Swetha Arshanapally, M.D.Medical Oncology Physician1720222094
  2. William Brinkley, M.D.Medical Oncology Physician1861490518
  3. Sydni Miles, FNP-BCNurse Practitioner1730886243

Verify Mark T. Wimmer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNorth Carolina Medical Board
    Search for license 9501457
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the North Carolina license search

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24% more Medicare Part D claims than the average medical oncology physician in 2024

869 Medicare Part D claims for 159 beneficiaries, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims. 16 claims were for opioids.

  1. Mark Wimmer869
  2. Specialty average703

Most prescribed

  1. Letrozole196 claims
  2. Alendronate Sodium65 claims
  3. Tamoxifen Citrate51 claims
  4. Levothyroxine Sodium50 claims
  5. Ondansetron Hcl43 claims
  6. Hydroxyurea35 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 MIPS final score for 2023 (Medicare payment program): 92.6 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score96.0
  2. Costout of 100 · 30%99.7
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities20 of 40 points · 15%50.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $14.50

1 payment: food and beverage; the largest payer was Janssen Biotech, Inc. The 3,343 providers of this specialty with any payment received $11,773.47 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mark Wimmer$15
  2. Specialty average$11,773

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Novant Health Rowan Medical Center LLCSalisbury, NC

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Medical Oncology Physician providers in North Carolina

There are 191 medical oncology physician records in North Carolina.

Other medical oncology physician records in North Carolina

  1. Amy Abernethy, M.D.Durham, NC1962598094
  2. Sonia Abuzakhm, MDCharlotte, NC1659571065
  3. Charles Agbemabiese, M.D.Thomasville, NC1518971852
  4. Neeraj Agrawal, MDRaleigh, NC1336189174
  5. Laura AlderDurham, NC1932633617
  6. Jeffrey Aldrich, MDChapel Hill, NC1629432927
  7. Asim Amin, MDCharlotte, NC1518965607
  8. Carey Anders, M.D.Chapel Hill, NC1073786893
  9. Andrew Armstrong, MDDurham, NC1528160199
  10. Swetha Arshanapally, M.D.Salisbury, NC1720222094

Common questions

What is Mark T. Wimmer, M.D.'s NPI number?

Mark T. Wimmer, M.D.'s National Provider Identifier (NPI) is 1558369207, issued on Jul 7, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Mark T. Wimmer, M.D. located?

The NPPES record lists a practice address at 631 Mocksville Ave Ste 1020, Salisbury, NC, 28144. Phone: (704) 210-7600. Providers update this record themselves, so call before visiting.

How can I verify Mark T. Wimmer, M.D.'s license?

NPPES lists North Carolina license number 9501457, as entered by the provider. Search the North Carolina Medical Board at https://portal.ncmedboard.org/verification/search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Mark T. Wimmer, M.D. prescribe under Medicare Part D?

In 2024, Mark T. Wimmer, M.D. had 869 Medicare Part D claims for 159 beneficiaries; the average among medical oncology physician prescribers was 703. Part D covers Medicare prescriptions only.

What is Mark T. Wimmer, M.D.'s MIPS final score?

The 2023 MIPS final score is 92.6 of 100. 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.