NPPES file of Aug 9, 2026

Mark O. Lynch, M.D.

Surgery Physician · Terre Haute, IN

Mark O. Lynch, M.D. is a surgery physician with a practice address in Terre Haute, Indiana, and NPI 1548264823, issued on Jun 2, 2005. Check the license (Indiana 01031535, as entered in NPPES) on the Medical Licensing Board of Indiana; 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
1548264823
Name
Mark O. Lynch
Credential
M.D.
Primary taxonomy
Surgery Physician 208600000X
License number
01031535 IN
Self-reported in NPPES; status is on the state search
Practice location
1818 N 6TH St, Terre Haute, IN 47804
Phone
(812) 232-1123
Enumerated
Jun 2, 2005
Record last updated
Apr 2, 2024
Fax
(812) 232-1409
Medicaid IDs
100226060A IN
100251860 IN
Medicare enrollment
Enrolled (PECOS I20061122000436); accepts Medicare assignment
Medical or professional school
Indiana University School Of Medicine, 1982
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 1818 N 6TH St

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

  1. Timothy Diaz, DOSurgery Physician1144885286
  2. Cierra Kincaid, FNPNurse Practitioner1356279830
  3. Christopher Lueking, M.D.Surgery Physician1104820786
  4. Brandon Lynch, M.D.Surgery Physician1487910626
  5. Nicholas Lynch, MDSurgery Physician1992124994
  6. Rebecca Lynch, M.D.Surgery Physician1104137603

Verify Mark O. Lynch in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Licensing Board of Indiana
    Search for license 01031535
    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 Indiana license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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16% fewer Medicare Part D claims than the average surgery physician in 2024

123 Medicare Part D claims for 83 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. Brand-name drugs were 41% of claims.

  1. Mark Lynch123
  2. Specialty average147

Most prescribed

  1. Sutab40 claims
  2. Pantoprazole Sodium21 claims
  3. Sulfasalazine11 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): 95 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 score80.0
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

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

Industry payments in 2024: $103.87

3 payments; by number, the most common kind was food and beverage; the largest payer was Tela Bio, Inc. The 17,103 providers of this specialty with any payment received $3,513.80 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mark Lynch$103.87
  2. Specialty average$3,513.80

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. Lynch Surgical Group PCTerre Haute, IN

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

Mark O. Lynch among 612 surgery physician records in Indiana

Mark O. Lynch, M.D. is one of 612 surgery physician records with a practice address in Indiana. 79% 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, 84% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated1982 · median 2004 among the 408 with a school on file
  • Record last updated2024 · 42% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgery Physician providers in Indiana

There are 612 surgery physician records in Indiana.

The 8 surgery physician records with the nearest ZIP codes

  1. Timothy Diaz, DOTerre Haute, IN 478041144885286
  2. Christopher Lueking, M.D.Terre Haute, IN 478041104820786
  3. Rebecca Lynch, M.D.Terre Haute, IN 478041104137603
  4. Brandon Lynch, M.D.Terre Haute, IN 478041487910626
  5. Nicholas Lynch, MDTerre Haute, IN 478041992124994
  6. Vincent Puccia, M.D.Terre Haute, IN 478041619979671
  7. Janie Orrington-Myers, DOTerre Haute, IN 478021215132907
  8. Alan Reyes Cruz, MDTerre Haute, IN 478021104311794

Common questions

What is Mark O. Lynch, M.D.'s NPI number?

Mark O. Lynch, M.D.'s National Provider Identifier (NPI) is 1548264823, issued on Jun 2, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Mark O. Lynch, M.D. located?

The NPPES record lists a practice address at 1818 N 6TH St, Terre Haute, IN, 47804. Phone: (812) 232-1123. Providers update this record themselves, so call before visiting.

How can I verify Mark O. Lynch, M.D.'s license?

NPPES lists Indiana license number 01031535, as entered by the provider. Search the Medical Licensing Board of Indiana at https://www.in.gov/pla/professions/physicians-home/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Mark O. Lynch, M.D. prescribe under Medicare Part D?

In 2024, Mark O. Lynch, M.D. had 123 Medicare Part D claims for 83 beneficiaries; the average among surgery physician prescribers was 147. Part D covers Medicare prescriptions only.

What is Mark O. Lynch, M.D.'s MIPS final score?

The 2023 MIPS final score is 95 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.