NPPES file of Aug 9, 2026

Steven J. Porter, M.D.

Orthopaedic Surgery Physician · Texarkana, TX

Steven J. Porter, M.D. is an orthopaedic surgery physician with a practice address in Texarkana, Texas, and NPI 1922071737, issued on Feb 10, 2006. Check the license (Texas L9435, 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
1922071737
Name
Steven J. Porter
Credential
M.D.
Primary taxonomy
Orthopaedic Surgery Physician 207X00000X
License numbers
L9435 TX
A90374 CA
Self-reported in NPPES; status is on the state search
Practice location
2602 Saint Michael Dr Ste 302A, Texarkana, TX 75503
Phone
(903) 614-5160
Enumerated
Feb 10, 2006
Record last updated
Nov 17, 2022
Medicaid ID
00A903740 CA
Medicare enrollment
Enrolled (PECOS I20211210000458); accepts Medicare assignment
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 2602 Saint Michael Dr Ste 302A

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

  1. Margaret Boles, PAPhysician Assistant1407421332
  2. Harold Weems, MDOrthopaedic Surgery Physician1225038383

Verify Steven J. Porter in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license L9435
    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

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33% more Medicare Part D claims than the average orthopaedic surgery physician in 2024

460 Medicare Part D claims for 206 beneficiaries, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims. 285 claims were for opioids.

  1. Steven Porter460
  2. Specialty average346

Most prescribed

  1. Hydrocodone-Acetaminophen216 claims
  2. Meloxicam71 claims
  3. Tramadol Hcl31 claims
  4. Cephalexin28 claims
  5. Oxycodone-Acetaminophen17 claims
  6. Oxycodone Hcl13 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.

Bills Medicare through one group practice

  1. Christus Trinity ClinicTexarkana, TX

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

Steven J. Porter among 1,514 orthopaedic surgery physician records in Texas

Steven J. Porter, M.D. is one of 1,514 orthopaedic surgery physician records with a practice address in Texas. 82% 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 18% of them.

  • NPI issued2006 · 18% of these records are older, 46% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated1998 · median 2003 among the 1,016 with a school on file
  • Record last updated2022 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207X00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Orthopaedic Surgery Physician providers in Texas

There are 1,514 orthopaedic surgery physician records in Texas.

The 8 orthopaedic surgery physician records with the nearest ZIP codes

  1. Ermias Abebe, M.D.Texarkana, TX 755031548558273
  2. Howard Brown, MD,FACS,FAAOSTexarkana, TX 755031982717138
  3. Frank Hamlin, MDTexarkana, TX 755031861470684
  4. Richard Hilborn, M.D.Texarkana, TX 755031639164023
  5. Darius Mitchell, MDTexarkana, TX 755031992780738
  6. Gregory Smolarz, MDTexarkana, TX 755031386644953
  7. Douglas Thompson, MDTexarkana, TX 755031891796736
  8. Harold Weems, MDTexarkana, TX 755031225038383

Common questions

What is Steven J. Porter, M.D.'s NPI number?

Steven J. Porter, M.D.'s National Provider Identifier (NPI) is 1922071737, issued on Feb 10, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Steven J. Porter, M.D. located?

The NPPES record lists a practice address at 2602 Saint Michael Dr Ste 302A, Texarkana, TX, 75503. Phone: (903) 614-5160. Providers update this record themselves, so call before visiting.

How can I verify Steven J. Porter, M.D.'s license?

NPPES lists Texas license number L9435, 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 Steven J. Porter, M.D. prescribe under Medicare Part D?

In 2024, Steven J. Porter, M.D. had 460 Medicare Part D claims for 206 beneficiaries; the average among orthopaedic surgery physician prescribers was 346. 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.