NPPES file of Aug 9, 2026

Lydia Estelle Osterman, AGACNP

Gerontology Nurse Practitioner · Denison, TX

Lydia Estelle Osterman, AGACNP is a gerontology nurse practitioner with a practice address in Denison, Texas, and NPI 1710700034, issued on Nov 5, 2024. Check the license (Texas 1170305, as entered in NPPES) with the Texas board that licenses this profession; 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
1710700034
Name
Lydia Estelle Osterman
Credential
AGACNP
Primary taxonomy
Gerontology Nurse Practitioner 363LG0600X
License number
1170305 TX
Self-reported in NPPES; status is on the state search
Practice location
5125 Texoma Medical Center Dr Ste 100, Denison, TX 75020
Phone
(903) 868-4700
Enumerated
Nov 5, 2024
Record last updated
Nov 13, 2024
Fax
(903) 892-4910
Medicare enrollment
Enrolled (PECOS I20241114004838); accepts Medicare assignment
Medical or professional school
Texas Tech University Health Science Center School Of Medicine, 2021
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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8 nearest gerontology nurse practitioner records → All 954 in Texas → Look up another NPI →

Also registered at 5125 Texoma Medical Center Dr Ste 100

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

  1. Amir Faridi, M.D.Hematology & Oncology Physician1659319028
  2. Jill Ruiz, MDRadiation Oncology Physician1821207044
  3. Susmita Sakruti, M.DHematology & Oncology Physician1346553187
  4. Rahil Shah, FNP-CFamily Nurse Practitioner1194495085
  5. Adarsh Sidda, M.D.Hematology & Oncology Physician1346602505

Verify Lydia Estelle Osterman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this profession
    Search for license 1170305    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
Find 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. Texas Oncology PADenison, TX

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

Lydia Estelle Osterman among 954 gerontology nurse practitioner records in Texas

Lydia Estelle Osterman, AGACNP is one of 954 gerontology nurse practitioner records with a practice address in Texas. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 86% of them.

  • NPI issued2024 · 86% of these records are older, 8% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2021 · median 2019 among the 577 with a school on file
  • Record last updated2024 · 35% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LG0600X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gerontology Nurse Practitioner providers in Texas

There are 954 gerontology nurse practitioner records in Texas.

All 954 in Texas → Every provider in Denison → Gerontology Nurse Practitioner nationwide →

The 8 gerontology nurse practitioner records with the nearest ZIP codes

  1. Mary Frith, N.P.Coppell, TX 750191235582495
  2. Janice HoganDenison, TX 750211962378760
  3. Kimberly Welch, RN, AGPCNPCoppell, TX 750191740964030
  4. Mariam AlwaniFlower Mound, TX 750221437026572
  5. Iolante Santos, NP-CPlno, TX 750231235806399
  6. Jenna Trofholz, NPPlano, TX 750241730936808
  7. Lcena BatemanPlano, TX 750251245003557
  8. Amanda Dunn, APRNPlano, TX 750251710798160

Common questions

What is Lydia Estelle Osterman, AGACNP's NPI number?

Lydia Estelle Osterman, AGACNP's National Provider Identifier (NPI) is 1710700034, issued on Nov 5, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Lydia Estelle Osterman, AGACNP located?

The NPPES record lists a practice address at 5125 Texoma Medical Center Dr Ste 100, Denison, TX, 75020. Phone: (903) 868-4700. Providers update this record themselves, so call before visiting.

How can I verify Lydia Estelle Osterman, AGACNP's license?

NPPES lists Texas license number 1170305, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.