NPPES file of Aug 9, 2026

Leticia Iliana Tiscareno-Grajeda, MD

Internal Medicine Physician · Austin, TX

Leticia Iliana Tiscareno-Grajeda, MD is an internal medicine physician with a practice address in Austin, Texas, and NPI 1326202169, issued on Jul 10, 2008. Check the license (Texas P1701, 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
1326202169
Name
Leticia Iliana Tiscareno-Grajeda
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
P1701 TX
Self-reported in NPPES; status is on the state search
Practice location
7800 Shoal Creek Blvd Ste 130W, Austin, TX 78757
Phone
(512) 407-8880
Enumerated
Jul 10, 2008
Record last updated
Aug 12, 2015 (not updated in 11 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20120405000523); 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 7800 Shoal Creek Blvd Ste 130W

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

  1. Marenda Dent, DOFamily Medicine Physician1821121112
  2. Sharon McGeeney, D.O.Internal Medicine Physician1780748673
  3. Venessa Robles, AGNP-CGerontology Nurse Practitioner1871143560
  4. Marie Sedlak Lupone, CRNPFamily Nurse Practitioner1558456152
  5. Koshy Varghese, M.D.Geriatric Medicine (Internal Medicine) Physician1154311496
  6. Thomas Yanger, D.O.Family Medicine Physician1750721254

Verify Leticia Iliana Tiscareno-Grajeda in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license P1701
    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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92% fewer Medicare Part D claims than the average internal medicine physician in 2024

245 Medicare Part D claims for 125 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.

  1. Leticia Tiscareno-Grajeda245
  2. Specialty average3,176

Most prescribed

  1. Levofloxacin17 claims
  2. Tamsulosin Hcl14 claims
  3. Ciprofloxacin Hcl11 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 2 group practices

  1. Hospitalist Medicine Physicians OF Texas PLLCEl Paso, TX
  2. Sunset Heights Physician Services PAEl Paso, TX

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

Leticia Iliana Tiscareno-Grajeda among 9,175 internal medicine physician records in Texas

Leticia Iliana Tiscareno-Grajeda, 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 2008, is newer than 50% of them.

  • NPI issued2008 · 50% of these records are older, 46% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated1997 · median 2004 among the 6,088 with a school on file
  • Record last updated2015 · 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).

606 internal medicine physician records list a practice address in Austin

They are 606 of the 26,585 NPPES records with a practice address in Austin, and 9,175 internal medicine physician records in Texas.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Roya Azadi, M.D.Austin, TX 787571912180084
  2. Leonor Frierson-Stroud, MDAustin, TX 787571669582888
  3. Sharon McGeeney, D.O.Austin, TX 787571780748673
  4. Emmanuel Rodriguez Vargas, M.D.Austin, TX 787571992144414
  5. Gerardo Alcazar, M.D.Austin, TX 787561922444280
  6. Stacie Bush-Veith, M.D.Austin, TX 787561720122765
  7. Yolanda Clay-Po, M.D.Austin, TX 787581164405833
  8. Charles Felger, MDAustin, TX 787581235105289

Common questions

What is Leticia Iliana Tiscareno-Grajeda, MD's NPI number?

Leticia Iliana Tiscareno-Grajeda, MD's National Provider Identifier (NPI) is 1326202169, issued on Jul 10, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Leticia Iliana Tiscareno-Grajeda, MD located?

The NPPES record lists a practice address at 7800 Shoal Creek Blvd Ste 130W, Austin, TX, 78757. Phone: (512) 407-8880. Providers update this record themselves, so call before visiting.

How can I verify Leticia Iliana Tiscareno-Grajeda, MD's license?

NPPES lists Texas license number P1701, 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 Leticia Iliana Tiscareno-Grajeda, MD prescribe under Medicare Part D?

In 2024, Leticia Iliana Tiscareno-Grajeda, MD had 245 Medicare Part D claims for 125 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.