Physician Profile
Unclaimed ProfileAbout LIESER
Based in Odessa, TX, Mark Lieser, MD is listed in the NPI registry under general surgery. Mark graduated from Rutgers New Jersey Medical School in 1989. Mark is also listed as specializing in trauma surgery. According to Medicare claims data, Mark cared for 71 Medicare patients across 126 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (432) 332-7500
- Email not available
Practice Locations
540 W 5TH ST 350
Odessa, TX 79761
Procedures Most Often Billed to Medicare
126 services · 71 patients · 3 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
72 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
35 |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
19 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other general surgeons at this location 4
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other general surgeons in Odessa 4
Same specialty, same city.
More connections — 16 related providers in 2 groups
Trained at Rutgers New Jersey Medical School 8
Other providers in the same specialty who trained at the same institution.
Class of 1989 at Rutgers New Jersey Medical School 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Dr. Lieser?
Dr. Lieser is a general surgeon in Odessa, TX. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “GENERAL SURGERY”.
NPI registry
What is Dr. Lieser's address?
Dr. Lieser is listed at 540 W 5TH ST 350, Odessa, TX 79761. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Lieser?
The number on file is (432) 332-7500. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Lieser's NPI number?
Dr. Lieser's National Provider Identifier is 1699835504. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Lieser train?
Dr. Lieser attended Rutgers New Jersey Medical School, graduating in 1989. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Lieser been practicing?
Dr. Lieser has 37 years experience. Calculated from a graduation year of 1989, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Lieser perform?
According to Medicare billing data, Dr. Lieser the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Lieser confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Lieser. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.