NPPES file of Aug 9, 2026

Samuel Thomas Parnell, M.D.

Emergency Medicine Physician · Dallas, TX

Samuel Thomas Parnell, M.D. is an emergency medicine physician with a practice address in Dallas, Texas, and NPI 1043664873, issued on Apr 18, 2016. Check the license (Texas S5042, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1043664873
Name
Samuel Thomas Parnell
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
S5042 TX
MD0000056658 TN
Self-reported in NPPES; status is on the state search
Practice location
6201 Harry Hines Blvd, Dallas, TX 75390
Phone
(214) 648-3916
Enumerated
Apr 18, 2016
Record last updated
Jun 29, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20200520000250); accepts Medicare assignment
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 6201 Harry Hines Blvd

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

  1. Muhammad Abu ZarHospitalist Physician1487215943
  2. Sarwat Afghani, PAPhysician Assistant1679902621
  3. Aimaz Afrough, M.D.Hematology (Internal Medicine) Physician1477964518
  4. Murtaza Ahmed, MDHospitalist Physician1023750445
  5. Amisha Ahuja, M.D.Gastroenterology Physician1912431966
  6. Camli Al-Sadek, MDInternal Medicine Physician1770024945

Verify Samuel Thomas Parnell in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license S5042
    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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62% fewer Medicare Part D claims than the average emergency medicine physician in 2024

85 Medicare Part D claims for 51 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.

  1. Samuel Parnell85
  2. Specialty average226

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.

The practice group's MIPS final score for 2023 (Medicare payment program): 74.6 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score56.1
  2. Costout of 100 · 30%59.2
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $202.60

3 payments; by number, the most common kind was food and beverage; the largest payer was Teleflex LLC. The 12,335 providers of this specialty with any payment received $953.79 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Samuel Parnell$202.60
  2. Specialty average$953.79

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. University OF Texas Southwestern Medical Center AT DallasDallas, TX

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

Samuel Thomas Parnell among 4,885 emergency medicine physician records in Texas

Samuel Thomas Parnell, M.D. is one of 4,885 emergency medicine physician records with a practice address in Texas. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 70% of them.

  • NPI issued2016 · 70% of these records are older, 26% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2016 · median 2013 among the 2,779 with a school on file
  • Record last updated2020 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

512 emergency medicine physician records list a practice address in Dallas

They are 512 of the 36,304 NPPES records with a practice address in Dallas, and 4,885 emergency medicine physician records in Texas.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Kevin Allen, MDDallas, TX 753901265407092
  2. Patrick Brown, MDDallas, TX 753901184670978
  3. Solisis Deynes, MDDallas, TX 753901063438174
  4. Deborah Diercks, MDDallas, TX 753901326021619
  5. Angela Fulgham-Gardner, MDDallas, TX 753901538145297
  6. Ahamed Idris, MDDallas, TX 753901164485850
  7. S Marshal Isaacs, MDDallas, TX 753901386688281
  8. Kurt Kleinschmidt, MDDallas, TX 753901487617163

Common questions

What is Samuel Thomas Parnell, M.D.'s NPI number?

Samuel Thomas Parnell, M.D.'s National Provider Identifier (NPI) is 1043664873, issued on Apr 18, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Samuel Thomas Parnell, M.D. located?

The NPPES record lists a practice address at 6201 Harry Hines Blvd, Dallas, TX, 75390. Phone: (214) 648-3916. Providers update this record themselves, so call before visiting.

How can I verify Samuel Thomas Parnell, M.D.'s license?

NPPES lists Texas license number S5042, 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 Samuel Thomas Parnell, M.D. prescribe under Medicare Part D?

In 2024, Samuel Thomas Parnell, M.D. had 85 Medicare Part D claims for 51 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.

What is Samuel Thomas Parnell, M.D.'s MIPS final score?

The 2023 MIPS final score is 74.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.