NPPES file of Aug 9, 2026

Franklin Leroy Casey, M.D.

Internal Medicine Physician · Dallas, TX

Franklin Leroy Casey, M.D. is an internal medicine physician with a practice address in Dallas, Texas, and NPI 1790724748, issued on Jun 5, 2006. Check the license (Texas D1574, 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
1790724748
Name
Franklin Leroy Casey
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
D1574 TX
Self-reported in NPPES; status is on the state search
Practice location
8210 Walnut Hill LN, Dallas, TX 75231
Phone
(214) 691-5491
Enumerated
Jun 5, 2006
Record last updated
Jan 19, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(214) 265-0588
Medicare enrollment
Enrolled (PECOS I20060313000089); accepts Medicare assignment
Medical or professional school
University Of Texas Southwestern Medical School At Dallas, 1964
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 8210 Walnut Hill LN

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

  1. Robert Brannon, ROBERT BRANNON,M.D.Specialist1396862322
  2. Philip Brown, MDAnesthesiology Physician1063528834
  3. Julye Carew, M.D.Pulmonary Disease Physician1780647883
  4. Paul Cary, MDInternal Medicine Physician1548250269
  5. Donna Casey, M.D.Internal Medicine Physician1689612749
  6. Michael Champine, MDOrthopaedic Surgery Physician1669481651

Verify Franklin Leroy Casey in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license D1574
    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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21% more Medicare Part D claims than the average internal medicine physician in 2024

3,849 Medicare Part D claims for 370 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 113 claims were for opioids.

  1. Franklin Casey3,849
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium322 claims
  2. Levothyroxine Sodium177 claims
  3. Tamsulosin Hcl138 claims
  4. Amlodipine Besylate116 claims
  5. Triamterene-Hydrochlorothiazid109 claims
  6. Omeprazole105 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: $194.86

5 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, 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. Franklin Casey$194.86
  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. Donna L Casey MD PLLCDallas, TX

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

956 internal medicine physician records list a practice address in Dallas

They are 956 of the 36,304 NPPES records with a practice address in Dallas, and 9,175 internal medicine physician records in Texas.

Other internal medicine physician records in Texas

  1. Muhammad A. Sattar, MDDallas, TX1760465553
  2. Gayatri Aaluri, MDGalveston, TX1821928508
  3. Anunaya AashishDenton, TX1134246374
  4. Queenie Ann Abad, M.D.San Antonio, TX1174979785
  5. Fuad Abaleka, M.DLubbock, TX1861925596
  6. Carol Abalihi, M.D.El Paso, TX1326136243
  7. Oliverio Abarca Guzman, MDHarlingen, TX1346972940
  8. Obinna Abaribe, M.DMansfield, TX1457704355
  9. Enyinnaya Abarikwu, MDTyler, TX1174788178
  10. Sulaiman Abawi, D.O.Frisco, TX1780845255

Common questions

What is Franklin Leroy Casey, M.D.'s NPI number?

Franklin Leroy Casey, M.D.'s National Provider Identifier (NPI) is 1790724748, issued on Jun 5, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Franklin Leroy Casey, M.D. located?

The NPPES record lists a practice address at 8210 Walnut Hill LN, Dallas, TX, 75231. Phone: (214) 691-5491. Providers update this record themselves, so call before visiting.

How can I verify Franklin Leroy Casey, M.D.'s license?

NPPES lists Texas license number D1574, 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 Franklin Leroy Casey, M.D. prescribe under Medicare Part D?

In 2024, Franklin Leroy Casey, M.D. had 3,849 Medicare Part D claims for 370 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.