NPPES file of Aug 9, 2026

Isaac Emmanuel Cha, MD

Internal Medicine Physician · Hutto, TX

Isaac Emmanuel Cha, MD is an internal medicine physician with a practice address in Hutto, Texas, and NPI 1679101257, issued on Mar 30, 2020. Check the license (Texas U8517, 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
1679101257
Name
Isaac Emmanuel Cha
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
U8517 TX
Self-reported in NPPES; status is on the state search
Practice location
120 ED Schmidt Blvd, Hutto, TX 78634
Phone
(512) 509-9500
Enumerated
Mar 30, 2020
Record last updated
Sep 17, 2024
Medicare enrollment
Enrolled (PECOS I20240808000651); 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 120 ED Schmidt Blvd

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

  1. Andrew Athmer, FNP-CFamily Nurse Practitioner1982951166
  2. Kristi Morrow-Hamm, FNP-CFamily Nurse Practitioner1992466486
  3. Carmelia Petch, PA-CPhysician Assistant1801049796

Verify Isaac Emmanuel Cha in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license U8517
    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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97% fewer Medicare Part D claims than the average internal medicine physician in 2024

107 Medicare Part D claims for 38 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. Isaac Cha107
  2. Specialty average3,176

Most prescribed

  1. Fluticasone Propionate14 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. Scott And White ClinicTemple, TX

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

Isaac Emmanuel Cha among 9,175 internal medicine physician records in Texas

Isaac Emmanuel Cha, 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 2020, is newer than 85% of them.

  • NPI issued2020 · 85% of these records are older, 12% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2020 · median 2004 among the 6,088 with a school on file
  • Record last updated2024 · 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).

Internal Medicine Physician providers in Texas

There are 9,175 internal medicine physician records in Texas.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Minal Parikh, M.D.Hutto, TX 786341215226030
  2. Venkat Thadareddy, M.DHutto, TX 786341558388579
  3. Mohammad Al Darawsha, MDGeorgetown, TX 786331417443243
  4. Zayd Al-Nouri, MDGeorgetown, TX 786331225471188
  5. Kevin CeballosGeorgetown, TX 786331114555190
  6. Sangeetha Dayalan, M.D.Georgetown, TX 786331982880902
  7. Griffin Fuller, M.D.Georgetown, TX 786331730573254
  8. Sanjana Gangane, DOGeorgetown, TX 786331700574134

Common questions

What is Isaac Emmanuel Cha, MD's NPI number?

Isaac Emmanuel Cha, MD's National Provider Identifier (NPI) is 1679101257, issued on Mar 30, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Isaac Emmanuel Cha, MD located?

The NPPES record lists a practice address at 120 ED Schmidt Blvd, Hutto, TX, 78634. Phone: (512) 509-9500. Providers update this record themselves, so call before visiting.

How can I verify Isaac Emmanuel Cha, MD's license?

NPPES lists Texas license number U8517, 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 Isaac Emmanuel Cha, MD prescribe under Medicare Part D?

In 2024, Isaac Emmanuel Cha, MD had 107 Medicare Part D claims for 38 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.