NPPES file of Aug 9, 2026

Tania Ramirez Fonseca, M.D.

Hospitalist Physician · Lakeway, TX

Tania Ramirez Fonseca, M.D. is a hospitalist physician with a practice address in Lakeway, Texas, and NPI 1346645900, issued on Oct 24, 2014. Check the license (Texas R1623, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1346645900
Name
Tania Ramirez Fonseca
Credential
M.D.
Primary taxonomy
Hospitalist Physician 208M00000X
License numbers
R1623 TX
18,943 PR
Self-reported in NPPES; status is on the state search
Practice location
100 Medical Pkwy, Lakeway, TX 78738
Phone
(512) 571-5000
Enumerated
Oct 24, 2014
Record last updated
Jan 5, 2022
Medicare enrollment
Enrolled (PECOS I20170412001371); 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 100 Medical Pkwy

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

  1. Karen Acosta, MDInternal Medicine Physician1205217387
  2. Andrea Ahern, RD, LDRegistered Dietitian1417367202
  3. Juan BadiaPhysician Assistant1043050032
  4. Rachael BakerPhysical Therapist1720774409
  5. Rachel Benton, M.S., OTR/LOccupational Therapist1568171528
  6. Kevin Bieri, M.D.Diagnostic Radiology Physician1124559760

Verify Tania Ramirez Fonseca in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license R1623
    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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Bills Medicare through one group practice

  1. Scott And White ClinicLakeway, TX

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

Tania Ramirez Fonseca among 1,587 hospitalist physician records in Texas

Tania Ramirez Fonseca, M.D. is one of 1,587 hospitalist physician records with a practice address in Texas. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 47% of them.

  • NPI issued2014 · 47% of these records are older, 48% newer
  • In a Medicare fileYes · 90% of these records are
  • In the CMS Doctors and Clinicians fileYes · 82% of these records are
  • Graduated2010 · median 2013 among the 1,298 with a school on file
  • Record last updated2022 · 25% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

4 hospitalist physician records list a practice address in Lakeway

They are 4 of the 457 NPPES records with a practice address in Lakeway, and 1,587 hospitalist physician records in Texas.

The 8 hospitalist physician records with the nearest ZIP codes

  1. Sunil Kolli, M.D.Lakeway, TX 787381396704870
  2. Praveen Koneru, MDLakeway, TX 787381235335068
  3. Nabia Noman, M.D.Lakeway, TX 787381134431042
  4. Aman Odeh, M.D.Austin, TX 787371457606642
  5. Andy Wu, M.D.Austin, TX 787351689660805
  6. Jonathan Guerra Rodriguez, M.D.Austin, TX 787311265745335
  7. Abigail Ironside, MDAustin, TX 787311770928368
  8. Michael Jones, M.D.Austin, TX 787311821227653

Common questions

What is Tania Ramirez Fonseca, M.D.'s NPI number?

Tania Ramirez Fonseca, M.D.'s National Provider Identifier (NPI) is 1346645900, issued on Oct 24, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Tania Ramirez Fonseca, M.D. located?

The NPPES record lists a practice address at 100 Medical Pkwy, Lakeway, TX, 78738. Phone: (512) 571-5000. Providers update this record themselves, so call before visiting.

How can I verify Tania Ramirez Fonseca, M.D.'s license?

NPPES lists Texas license number R1623, 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.

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.