Dr. David Wren Glenn, MD

  • Lufkin, TX
  • Internist
NPI1245315498
Medicare services, 2016
802
Part D claims, 2018
48
Publications
2
Industry payments
$54
Affiliated sites
1
Practice address
1111 W Frank Ave Ste 100 Suite 100, Lufkin, TX 75904-3390
Practice phone
Call (936) 639-2244
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Michael Hunt Huber

Primary care practice · Lufkin, Texas

See all 2 affiliations

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Dr. David Wren Glenn is an internist in Lufkin, Texas

Dr. Glenn practices at Michael Hunt Huber in Lufkin, Texas.

Dr. Glenn's NPI, 1245315498, was assigned on October 26, 2006. Dr. Glenn graduated from LSU Health Shreveport School of Medicine in 1983. Dr. Glenn's Texas license number on file is H0057.

NPI and contact details
NPI enumeration date
October 26, 2006
NPI status
Active
Practice phone
(936) 639-2244
Professional email
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Personal email
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Mobile number
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Sex
Male
Medical school graduation
1983

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. David Wren Glenn practices at Michael Hunt Huber in Lufkin, Texas

Dr. Glenn's primary practice is Michael Hunt Huber, at 1111 W Frank Ave Ste 100 Suite 100, Lufkin, TX 75904-3390. The practice phone is (936) 639-2244.

  • Michael Hunt Huber
    1111 W Frank Ave Ste 100 Suite 100, Lufkin, TX 75904-3390Phone(936) 639-2244

Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. David Wren Glenn is affiliated with 1 site of care and 1 medical group

Dr. Glenn's primary practice is Michael Hunt Huber in Lufkin, Texas. Dmand AI also links Dr. Glenn to 1 medical group, named with a free account.

Michael Hunt HuberPrimary care practice · Lufkin, TexasPrimary
1 medical groupName with a free account
See all 2 affiliations for Dr. Glenn

Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dmand AI tracks the EHR system at Dr. David Wren Glenn's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Glenn practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Michael Hunt HuberAvailable with a free account
+1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. David Wren Glenn is one of 8,437 internists in Texas

Internal medicine is Dr. Glenn's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Glenn is board certified in internal medicine by the American Board of Internal Medicine. Dr. Glenn has a license on file in Texas.

Specialties and state licenses

  • Internal medicine, TexasPrimaryLicense H0057 · 1986 to 2025 · taxonomy 207R00000X

Internists near Dr. Glenn

Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. David Wren Glenn billed Medicare for 802 services in 2016

CMS data shows 802 Medicare services from Dr. Glenn across 12 procedure codes in 2016. Medicare paid $27,494 for them.

Medicare services, 2016802
Paid by Medicare$27,494
Procedure codes12

Dr. Glenn's Medicare services by type, 2016

  1. Office and hospital visits601
  2. Lab and pathology96
  3. Other services86
  4. Tests and treatments19

Where Dr. Glenn's Medicare services took place, 2016

  • In an office72290%
  • In a facility8010%

Dr. Glenn compared with the Texas median for internists, 2016

  • Dr. Glenn
  • Texas median
Medicare services
802vs 53949% above
Part D claims
48vs 28983% below

Medians across 7,794 internists in Texas with Dmand AI profiles that report each measure.

Dr. Glenn's most billed Medicare procedure codes, 2016

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Glenn

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Glenn and other internists in Texas.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. David Wren Glenn's patients have a median age of 78

Across all payers, Dmand AI patient panel data puts Dr. Glenn's median patient age at 78, with 100% women.

Dr. Glenn's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 78

Patient panel by sex, all payers

  • Women100%
  • Men0%

Source: Dmand AI Patient Panel Data

Dr. David Wren Glenn wrote 48 Medicare Part D claims in 2018

In 2018, Dr. Glenn wrote 48 Medicare Part D claims. Every claim was for a generic drug. They cover 4 drugs, with $561 in total drug cost. In 2017, CMS named 534 claims across 26 drugs.

Part D claims, 201848
Drugs named by CMS4
Total drug cost$561

Dr. Glenn's most prescribed drugs by claims, 2018

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2017 to 2018

  • 2017
  • 2018
Claims for drugs CMS names
2017: 5342018: 4891%

Drugs named by CMS: 4 in 2018, 26 in 2017.

See all prescribing by Dr. Glenn

Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026

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Dr. David Wren Glenn has 2 publications on record

Dmand AI links 2 papers to Dr. Glenn. The most frequent topics are Acoustic Stimulation, Cochlea and Seizures.

Papers2

Topics Dr. Glenn writes about most

  • Acoustic Stimulation
  • Cochlea
  • Seizures

Recent publications by Dr. Glenn

See all 2 publications and co-authors

See who Dr. Glenn researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Glenn works with, so you can find a warm path to the right internists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. David Wren Glenn received $54 in industry payments from 2018 to 2025

CMS Open Payments shows 3 general payments to Dr. Glenn from 2 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $40.

General payments to Dr. Glenn by program year, 2018 to 2025

Companies that paid Dr. Glenn the most, 2018 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Glenn

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. David Wren Glenn has 1 award and honors on record

Dmand AI lists 1 award for Dr. Glenn, most recently CMS Stage 1 EHR in 2011.

Awards and honors for Dr. Glenn

  1. 2011
    • CMS Stage 1 EHR

Source: Dmand AI Professional Profile Data

Dr. David Wren Glenn graduated from LSU Health Shreveport School of Medicine

Dr. Glenn graduated from LSU Health Shreveport School of Medicine in 1983. Dr. Glenn is a member of ACP.

  1. Medical schoolLSU Health Shreveport School of Medicine
  2. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. David Wren Glenn's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Primary practice, affiliations and health systemDmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. David Wren Glenn

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. David Wren Glenn's NPI number?

Dr. David Wren Glenn's NPI number is 1245315498. It was assigned on October 26, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. David Wren Glenn?

Dr. David Wren Glenn is an internist in Lufkin, Texas. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. David Wren Glenn practice?

Dr. Glenn practices at 1111 W Frank Ave Ste 100 Suite 100, Lufkin, TX 75904-3390. Dr. Glenn's primary practice is Michael Hunt Huber in Lufkin, Texas. Dmand AI also links Dr. Glenn to 1 medical group.

What is Dr. David Wren Glenn's office phone number?

The practice phone on file for Dr. Glenn is (936) 639-2244.

What is Dr. David Wren Glenn's medical license number?

Dr. Glenn's Texas license number on file is H0057.

Does Dr. David Wren Glenn accept Medicare?

Yes. CMS data shows Dr. Glenn billed Medicare for 802 services in 2016.

Is Dr. David Wren Glenn board certified?

Yes. Dr. Glenn is board certified in internal medicine by the American Board of Internal Medicine.

What services does Dr. David Wren Glenn bill to Medicare?

In 2016, Dr. Glenn's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and office visit, established patient (99211).

Where did Dr. David Wren Glenn go to medical school?

Dr. Glenn graduated from LSU Health Shreveport School of Medicine in 1983.

What drugs does Dr. David Wren Glenn prescribe most?

In 2018 Medicare Part D data, Dr. Glenn's most prescribed drugs by claims were Risperidone, Amlodipine Besylate and Clonazepam.

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Has Dr. David Wren Glenn received payments from drug or device companies?

CMS Open Payments shows $54 in general payments to Dr. Glenn from 2 companies from 2018 to 2025. The largest total came from Boston Scientific Corporation.

How long has Dr. David Wren Glenn been practicing?

Dr. Glenn graduated from medical school in 1983, 43 years ago.

Does Dr. David Wren Glenn do research?

Dmand AI links 2 publications to Dr. Glenn.

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