NPPES file of Aug 9, 2026

Linton M. Koger, MD

Family Medicine Physician · Greenville, TX

Linton M. Koger, MD is a family medicine physician with a practice address in Greenville, Texas, and NPI 1386687242, issued on Jun 14, 2006. Check the license (Texas K5589, 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
1386687242
Name
Linton M. Koger
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
K5589 TX
Self-reported in NPPES; status is on the state search
Practice location
4211 Joe Ramsey Blvd E, Greenville, TX 75401
Phone
(903) 408-7750
Enumerated
Jun 14, 2006
Record last updated
Apr 4, 2022
Fax
(903) 408-7802
Medicaid ID
117123303 TX
Medicare enrollment
Enrolled (PECOS I20100830000916); accepts Medicare assignment
Medical or professional school
University Of Texas Medical School At Houston, 1997
Telehealth
Offers telehealth (CMS)
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 4211 Joe Ramsey Blvd E

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

  1. Larry Anderson, PTPhysical Therapist1841477122
  2. Harold Barnard, D OFamily Medicine Physician1710074612
  3. Leah Madsen, MDFamily Medicine Physician1578501540
  4. Michelle Mersmann, FNP-BCFamily Nurse Practitioner1912391103
  5. Kacy Thornton, PHYSICAL THERAPISTPhysical Therapist1861507493
  6. Courtney Tyson, P.A.Physician Assistant1457343956

Verify Linton M. Koger in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license K5589
    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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3.0 times the Medicare Part D claims of the average family medicine physician in 2024

10,684 Medicare Part D claims for 799 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 116 claims were for opioids.

  1. Linton Koger10,684
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium774 claims
  2. Amlodipine Besylate362 claims
  3. Lisinopril357 claims
  4. Rosuvastatin Calcium351 claims
  5. Levothyroxine Sodium345 claims
  6. Pantoprazole Sodium302 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: $583.48

33 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Linton Koger$583.48
  2. Specialty average$902.55

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. Healthtexas Provider NetworkDallas, TX

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

Linton M. Koger among 11,119 family medicine physician records in Texas

Linton M. Koger, MD is one of 11,119 family 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 2006, is newer than 12% of them.

  • NPI issued2006 · 12% of these records are older, 54% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated1997 · median 2004 among the 7,095 with a school on file
  • Record last updated2022 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

23 family medicine physician records list a practice address in Greenville

They are 23 of the 586 NPPES records with a practice address in Greenville, and 11,119 family medicine physician records in Texas.

The 8 family medicine physician records with the nearest ZIP codes

  1. Harold Barnard, D OGreenville, TX 754011710074612
  2. Robert Deuell, MDGreenville, TX 754011407894959
  3. Howard Kweller, M.D.Greenville, TX 754011952385494
  4. Leah Madsen, MDGreenville, TX 754011578501540
  5. Dee McCrary, MDGreenville, TX 754011942203278
  6. Grady McMahan, DOGreenville, TX 754011205839537
  7. Suzanne Monday, MDGreenville, TX 754011003818337
  8. Joseph Perks, DOGreenville, TX 754011417930090

Common questions

What is Linton M. Koger, MD's NPI number?

Linton M. Koger, MD's National Provider Identifier (NPI) is 1386687242, issued on Jun 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Linton M. Koger, MD located?

The NPPES record lists a practice address at 4211 Joe Ramsey Blvd E, Greenville, TX, 75401. Phone: (903) 408-7750. Providers update this record themselves, so call before visiting.

How can I verify Linton M. Koger, MD's license?

NPPES lists Texas license number K5589, 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 Linton M. Koger, MD prescribe under Medicare Part D?

In 2024, Linton M. Koger, MD had 10,684 Medicare Part D claims for 799 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.