NPPES file of Aug 9, 2026

Mark Lieser, MD

Trauma Surgery Physician · Odessa, TX

Mark Lieser, MD is a trauma surgery physician with a practice address in Odessa, Texas, and NPI 1699835504, issued on Dec 11, 2006. Check the license (Texas K5142, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1699835504
Name
Mark Lieser
Credential
MD
Primary taxonomy
Trauma Surgery Physician 2086S0127X
License number
K5142 TX
Self-reported in NPPES; status is on the state search
Practice location
540 W 5TH St, Odessa, TX 79761
Phone
(432) 332-7500
Enumerated
Dec 11, 2006
Record last updated
Sep 11, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(432) 332-7503
Medicaid ID
118656105 TX
Medicare enrollment
Enrolled (PECOS I20170411000465); accepts Medicare assignment
Medical or professional school
Rutgers New Jersey Medical School, 1989
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 540 W 5TH St

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

  1. Faye Armstrong-Paap, MDSurgery Physician1487668489
  2. Ronald Bacani, NP-C, ACNS, MSNNurse Practitioner1588736706
  3. Brandon BarnesPharmacist1700241635
  4. Rebecca BenavidesPharmacy Technician1578291746
  5. Ralph Cepero, M.D.Otolaryngology Physician1952379414
  6. Donald Davenport, D.O.Surgery Physician1982608964

Verify Mark Lieser in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license K5142
    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 Texas 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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77% fewer Medicare Part D claims than the average trauma surgery physician in 2024

11 Medicare Part D claims for 11 beneficiaries, against an average of 48 among the 447 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 11 claims were for opioids.

  1. Mark Lieser11
  2. Specialty average48

Most prescribed

  1. Oxycodone Hcl11 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: $19.80

1 payment: food and beverage; the largest payer was Haemonetics Corporation. The 762 providers of this specialty with any payment received $2,324.59 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mark Lieser$19.80
  2. Specialty average$2,324.59

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. Urgent Specialty Associates OF Missouri LLCKansas City, MO

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

Mark Lieser among 124 trauma surgery physician records in Texas

Mark Lieser, MD is one of 124 trauma surgery physician records with a practice address in Texas. 86% 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 7% of them.

  • NPI issued2006 · 7% of these records are older, 58% newer
  • In a Medicare fileYes · 86% of these records are
  • In the CMS Doctors and Clinicians fileYes · 80% of these records are
  • Graduated1989 · median 2006 among the 99 with a school on file
  • Record last updated2013 · 41% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2086S0127X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Trauma Surgery Physician providers in Texas

There are 124 trauma surgery physician records in Texas.

The 8 trauma surgery physician records with the nearest ZIP codes

  1. Neil Grieshop, M.D.El Paso, TX 799251669487401
  2. Allan Haynes, MDLubbock, TX 794101760581805
  3. Thomas Howe, M.D.Lubbock, TX 794101164425559
  4. Brian Norkiewicz, MDLubbock, TX 794101437185303
  5. Sudeep Burman, DOAustin, TX 787451114277639
  6. Eric Bui, M.D.Kyle, TX 786401184858797
  7. Daniel Bolton, M.DHarlingen, TX 785501861870933
  8. Alejandro Candil, MDHarlingen, TX 785501386094357

Common questions

What is Mark Lieser, MD's NPI number?

Mark Lieser, MD's National Provider Identifier (NPI) is 1699835504, issued on Dec 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark Lieser, MD located?

The NPPES record lists a practice address at 540 W 5TH St, Odessa, TX, 79761. Phone: (432) 332-7500. Providers update this record themselves, so call before visiting.

How can I verify Mark Lieser, MD's license?

NPPES lists Texas license number K5142, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Mark Lieser, MD prescribe under Medicare Part D?

In 2024, Mark Lieser, MD had 11 Medicare Part D claims for 11 beneficiaries; the average among trauma surgery physician prescribers was 48. 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.