NPPES file of Aug 9, 2026

Blessan Sebastian, MD

Internal Medicine Physician · Dallas, TX

Blessan Sebastian, MD is an internal medicine physician with a practice address in Dallas, Texas, and NPI 1407439284, issued on Apr 30, 2021. Check the license (Texas V0535, 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
1407439284
Name
Blessan Sebastian
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
V0535 TX
Self-reported in NPPES; status is on the state search
Practice location
6201 Harry Hines Blvd, Dallas, TX 75390
Phone
(214) 645-3597
Enumerated
Apr 30, 2021
Record last updated
Jun 2, 2026
Medicare enrollment
Enrolled (PECOS I20240904000968); accepts Medicare assignment
Medical or professional school
Virginia Commonwealth University, School Of Medicine, 2024
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 Blessan Sebastian in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license V0535
    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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90% fewer Medicare Part D claims than the average internal medicine physician in 2024

306 Medicare Part D claims for 53 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Blessan Sebastian306
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium23 claims
  2. Amlodipine Besylate21 claims
  3. Lisinopril13 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.

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).

Blessan Sebastian among 9,175 internal medicine physician records in Texas

Blessan Sebastian, MD 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 2021, is newer than 88% of them.

  • NPI issued2021 · 88% of these records are older, 9% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2024 · median 2004 among the 6,088 with a school on file
  • Record last updated2026 · 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).

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.

The 8 internal medicine physician records with the nearest ZIP codes

  1. David Balis, MDDallas, TX 753901689633927
  2. Arlene Betancourt, M.D.Dallas, TX 753901386678712
  3. Cecilier Chen, MDDallas, TX 753901053348847
  4. Roberto De La Cruz, M.D.Dallas, TX 753901457381741
  5. Ethan Halm, MDDallas, TX 753901437177128
  6. Shelly Heidelbaugh, MDDallas, TX 753901972545747
  7. Imran Khawaja, MDDallas, TX 753901679545164
  8. Nikhil Munshi, MD, PHDDallas, TX 753901457370249

Common questions

What is Blessan Sebastian, MD's NPI number?

Blessan Sebastian, MD's National Provider Identifier (NPI) is 1407439284, issued on Apr 30, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Blessan Sebastian, MD located?

The NPPES record lists a practice address at 6201 Harry Hines Blvd, Dallas, TX, 75390. Phone: (214) 645-3597. Providers update this record themselves, so call before visiting.

How can I verify Blessan Sebastian, MD's license?

NPPES lists Texas license number V0535, 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 Blessan Sebastian, MD prescribe under Medicare Part D?

In 2024, Blessan Sebastian, MD had 306 Medicare Part D claims for 53 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.