NPPES file of Aug 9, 2026

Marcus A. Byrd, M.D.

Internal Medicine Physician · Tyler, TX

Marcus A. Byrd, M.D. is an internal medicine physician with a practice address in Tyler, Texas, and NPI 1518930304, issued on Feb 10, 2006. Check the license (Texas L7322, 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
1518930304
Name
Marcus A. Byrd
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
L7322 TX
C3245 KY
Self-reported in NPPES; status is on the state search
Practice location
1000 S Beckham Ave, Tyler, TX 75701
Phone
(903) 253-3325
Enumerated
Feb 10, 2006
Record last updated
Dec 2, 2024
Fax
(903) 561-8396
Medicare enrollment
Enrolled (PECOS I20241214000501); accepts Medicare assignment
Medical or professional school
Texas Tech University Health Science Center School Of Medicine, 2000
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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8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →

Also registered at 1000 S Beckham Ave

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

  1. Pratik Adhikari, MDStudent in an Organized Health Care Education/Training Program1578400065
  2. Matthew Adkins, CRNACertified Registered Nurse Anesthetist1942517008
  3. Emad Al Rawashdeh, MDNeurology Physician1902435837
  4. Ali Al YasariStudent in an Organized Health Care Education/Training Program1548134588
  5. Teri Alexander, CRNACertified Registered Nurse Anesthetist1780766345
  6. Muhammad Almas, MDInternal Medicine Physician1962086900

Verify Marcus A. Byrd in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license L7322    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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22% more Medicare Part D claims than the average internal medicine physician in 2024

3,877 Medicare Part D claims for 336 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims. 191 claims were for opioids.

  1. Marcus Byrd3,877
  2. Specialty average3,176

Most prescribed

  1. Levothyroxine Sodium248 claims
  2. Eliquis170 claims
  3. Potassium Chloride169 claims
  4. Furosemide154 claims
  5. Atorvastatin Calcium122 claims
  6. Ciprofloxacin Hcl89 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.

One hospital affiliation

  1. Northeastern Health SystemTahlequah, OK · Acute Care Hospitals2 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Marcus A. Byrd among 9,175 internal medicine physician records in Texas

Marcus A. Byrd, M.D. 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 2006, is newer than 9% of them.

  • NPI issued2006 · 9% of these records are older, 59% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2000 · 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).

146 internal medicine physician records list a practice address in Tyler

They are 146 of the 5,531 NPPES records with a practice address in Tyler, and 9,175 internal medicine physician records in Texas.

All 9,175 in Texas → Every provider in Tyler → Internal Medicine Physician nationwide →

The 8 internal medicine physician records with the nearest ZIP codes

  1. Yvonne Baum, M.D.Tyler, TX 757011679572614
  2. Gene Earl, M.D.Tyler, TX 757011134122567
  3. Michael Gorby, M.D.Tyler, TX 757011366446049
  4. James Holleman, M.D.Tyler, TX 757011083692248
  5. Paul Lim, M.D.Tyler, TX 757011942288634
  6. Eric Madore, MDTyler, TX 757011982678884
  7. Aleksandra Olsson-Detwiler, M.D.Tyler, TX 757011740280510
  8. Charlie Propst, MDTyler, TX 757011245238823

Common questions

What is Marcus A. Byrd, M.D.'s NPI number?

Marcus A. Byrd, M.D.'s National Provider Identifier (NPI) is 1518930304, issued on Feb 10, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Marcus A. Byrd, M.D. located?

The NPPES record lists a practice address at 1000 S Beckham Ave, Tyler, TX, 75701. Phone: (903) 253-3325. Providers update this record themselves, so call before visiting.

How can I verify Marcus A. Byrd, M.D.'s license?

NPPES lists Texas license number L7322, 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 Marcus A. Byrd, M.D. prescribe under Medicare Part D?

In 2024, Marcus A. Byrd, M.D. had 3,877 Medicare Part D claims for 336 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.