NPPES file of Aug 9, 2026

Stephen B. Glenn, MD

Internal Medicine Physician · Texarkana, TX

Stephen B. Glenn, MD is an internal medicine physician with a practice address in Texarkana, Texas, and NPI 1336149434, issued on Jul 29, 2005. Check the license (Texas F5920, 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
1336149434
Name
Stephen B. Glenn
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
F5920 TX
R3803 AR
Self-reported in NPPES; status is on the state search
Practice location
2600 Saint Michael Dr, Texarkana, TX 75503
Phone
(903) 614-5111
Enumerated
Jul 29, 2005
Record last updated
Apr 23, 2024
Fax
(903) 614-5114
Medicaid IDs
114425001 AR
116232302 TX
116232304 TX
100167150A OK
Medicare enrollment
Enrolled (PECOS I20070727000415); accepts Medicare assignment
Medical or professional school
Louisiana State University School Of Medicine In Shreveport, 1978
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 2600 Saint Michael Dr

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

  1. Alex Ayers, PA-CPhysician Assistant1073011599
  2. Caleb BennettCertified Registered Nurse Anesthetist1093304917
  3. Paul Bernard, M.D.Anesthesiology Physician1861460438
  4. Brandie ByrneAcute Care Nurse Practitioner1942871215
  5. Yesenia Canciobello, CRNACertified Registered Nurse Anesthetist1457954737
  6. Rincy Chacko, PHARMDAmbulatory Care Pharmacist1750202552

Verify Stephen B. Glenn in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license F5920
    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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87% fewer Medicare Part D claims than the average internal medicine physician in 2024

407 Medicare Part D claims for 205 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 28 claims were for opioids.

  1. Stephen Glenn407
  2. Specialty average3,176

Most prescribed

  1. Furosemide29 claims
  2. Cefdinir28 claims
  3. Prednisone25 claims
  4. Amoxicillin-Clavulanate Potass24 claims
  5. Hydrocodone-Acetaminophen19 claims
  6. Atorvastatin Calcium15 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: $17.25

1 payment: food and beverage; the largest payer was Smith+Nephew, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Stephen Glenn$17.25
  2. Specialty average$1,303.06

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. North Texas Physician Services, PLLCAtlanta, TX

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

Stephen B. Glenn among 9,175 internal medicine physician records in Texas

Stephen B. Glenn, MD is one of 9,175 internal medicine 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 91% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated1978 · median 2004 among the 6,088 with a school on file
  • Record last updated2024 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

24 internal medicine physician records list a practice address in Texarkana

They are 24 of the 1,147 NPPES records with a practice address in Texarkana, and 9,175 internal medicine physician records in Texas.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Thomas Alston, MDTexarkana, TX 755031063417822
  2. Donald Douglas, M.D.Texarkana, TX 755031851385793
  3. Roderick Echols, MDTexarkana, TX 755031417927369
  4. Mary Fitzgerald, M.D.Texarkana, TX 755031730152000
  5. John Graham, MDTexarkana, TX 755031427058338
  6. John Griffin, MDTexarkana, TX 755031720088636
  7. Michael Martin, MDTexarkana, TX 755031588664486
  8. Kathleen Martin, MDTexarkana, TX 755031568462463

Common questions

What is Stephen B. Glenn, MD's NPI number?

Stephen B. Glenn, MD's National Provider Identifier (NPI) is 1336149434, issued on Jul 29, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Stephen B. Glenn, MD located?

The NPPES record lists a practice address at 2600 Saint Michael Dr, Texarkana, TX, 75503. Phone: (903) 614-5111. Providers update this record themselves, so call before visiting.

How can I verify Stephen B. Glenn, MD's license?

NPPES lists Texas license number F5920, 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 Stephen B. Glenn, MD prescribe under Medicare Part D?

In 2024, Stephen B. Glenn, MD had 407 Medicare Part D claims for 205 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.