NPPES file of Aug 9, 2026

Natalya Miriam Sebastian, MD

Family Medicine Physician · Harlingen, TX

Natalya Miriam Sebastian, MD is a family medicine physician with a practice address in Harlingen, Texas, and NPI 1487117016, issued on Apr 10, 2019. Check the license (Texas U1375, 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
1487117016
Name
Natalya Miriam Sebastian
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
U1375 TX
Self-reported in NPPES; status is on the state search
Practice location
2222 Benwood St, Harlingen, TX 78550
Phone
(956) 389-2440
Enumerated
Apr 10, 2019
Record last updated
Jan 27, 2023
Fax
(956) 389-2439
Medicare enrollment
Enrolled (PECOS I20230221001323); accepts Medicare assignment
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 2222 Benwood St

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

  1. Austin Alberti, MDFamily Medicine Physician1285167734
  2. Irvin Del Angel, MDFamily Medicine Physician1376006999
  3. Redi Ferizaj, MDFamily Medicine Physician1568950350
  4. Shaher-Baano Haider, MDFamily Medicine Physician1851967038
  5. Holbert Hodges, DOFamily Medicine Physician1447780259
  6. Bruce Leibert, M.D.Family Medicine Physician1386639672

Verify Natalya Miriam Sebastian in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license U1375
    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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9% fewer Medicare Part D claims than the average family medicine physician in 2024

3,223 Medicare Part D claims for 309 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.

  1. Natalya Sebastian3,223
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium317 claims
  2. Levothyroxine Sodium198 claims
  3. Rosuvastatin Calcium148 claims
  4. Lisinopril143 claims
  5. Losartan Potassium142 claims
  6. Amlodipine Besylate128 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: $1,071.24

53 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. 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. Natalya Sebastian$1,071.24
  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. Texas Health Physicians GroupDenton, TX

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

Natalya Miriam Sebastian among 11,119 family medicine physician records in Texas

Natalya Miriam Sebastian, 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 2019, is newer than 85% of them.

  • NPI issued2019 · 85% of these records are older, 12% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2019 · median 2004 among the 7,095 with a school on file
  • Record last updated2023 · 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).

68 family medicine physician records list a practice address in Harlingen

They are 68 of the 2,419 NPPES records with a practice address in Harlingen, and 11,119 family medicine physician records in Texas.

The 8 family medicine physician records with the nearest ZIP codes

  1. Ricardo Alaniz, MDHarlingen, TX 785501477549533
  2. Raquel Bolado, D.O.Harlingen, TX 785501679567713
  3. Timothy Bothwell, M.D.Harlingen, TX 785501780680850
  4. Robert Holder, MDHarlingen, TX 785501588648075
  5. Thomas Huff, DOHarlingen, TX 785501780676858
  6. Ann Kanaan, D.O.Harlingen, TX 785501972500510
  7. Bruce Leibert, M.D.Harlingen, TX 785501386639672
  8. Juan Maldonado, MDHarlingen, TX 785501114901626

Common questions

What is Natalya Miriam Sebastian, MD's NPI number?

Natalya Miriam Sebastian, MD's National Provider Identifier (NPI) is 1487117016, issued on Apr 10, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Natalya Miriam Sebastian, MD located?

The NPPES record lists a practice address at 2222 Benwood St, Harlingen, TX, 78550. Phone: (956) 389-2440. Providers update this record themselves, so call before visiting.

How can I verify Natalya Miriam Sebastian, MD's license?

NPPES lists Texas license number U1375, 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 Natalya Miriam Sebastian, MD prescribe under Medicare Part D?

In 2024, Natalya Miriam Sebastian, MD had 3,223 Medicare Part D claims for 309 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.