NPPES file of Aug 9, 2026

Isaac Chitrit, MD

Internal Medicine Physician · Sunset Valley, TX

Isaac Chitrit, MD is an internal medicine physician with a practice address in Sunset Valley, Texas, and NPI 1144200403, issued on Jan 20, 2006. Check the license (Texas J6906, 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
1144200403
Name
Isaac Chitrit
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
J6906 TX
Self-reported in NPPES; status is on the state search
Practice location
4715 S Lamar Blvd Ste 100, Sunset Valley, TX 78745
Phone
(512) 442-1996
Enumerated
Jan 20, 2006
Record last updated
Dec 29, 2023
Fax
(512) 441-1093
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 4715 S Lamar Blvd Ste 100

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

  1. Mark Faulkner, PA-CMedical Physician Assistant1871619700
  2. Alejandra Garza, M.D.Internal Medicine Physician1538503172
  3. Josef Holme, MDFamily Medicine Physician1699757641
  4. Shahab Hyder, MDInternal Medicine Physician1033355987
  5. Jennifer Landeros, NPFamily Nurse Practitioner1922683788

Verify Isaac Chitrit in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license J6906
    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

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2.2 times the Medicare Part D claims of the average internal medicine physician in 2024

6,994 Medicare Part D claims for 868 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 34 claims were for opioids.

  1. Isaac Chitrit6,994
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium552 claims
  2. Lisinopril324 claims
  3. Amlodipine Besylate313 claims
  4. Levothyroxine Sodium247 claims
  5. Metformin Hcl200 claims
  6. Pravastatin Sodium172 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: $84.71

3 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Isaac Chitrit$84.71
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Isaac Chitrit among 9,175 internal medicine physician records in Texas

Isaac Chitrit, 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 2006, is newer than 9% of them.

  • NPI issued2006 · 9% of these records are older, 59% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileNo · 66% of these records are
  • Record last updated2023 · 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).

3 internal medicine physician records list a practice address in Sunset Valley

They are 3 of the 34 NPPES records with a practice address in Sunset Valley, and 9,175 internal medicine physician records in Texas.

The 8 internal medicine physician records with the nearest ZIP codes

  1. James Boysen, M.D.Austin, TX 787451699779330
  2. Steven Dobberfuhl, MDAustin, TX 787451932105400
  3. Alejandra Garza, M.D.Sunset Valley, TX 787451538503172
  4. Diana Horton, MDAustin, TX 787451467432880
  5. Shahab Hyder, MDSunset Valley, TX 787451033355987
  6. Linda Isaacs, M.D.Austin, TX 787451629079439
  7. Allen Sonstein, MDAustin, TX 787451831194489
  8. Robert Stroud, MDAustin, TX 787451851407043

Common questions

What is Isaac Chitrit, MD's NPI number?

Isaac Chitrit, MD's National Provider Identifier (NPI) is 1144200403, issued on Jan 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Isaac Chitrit, MD located?

The NPPES record lists a practice address at 4715 S Lamar Blvd Ste 100, Sunset Valley, TX, 78745. Phone: (512) 442-1996. Providers update this record themselves, so call before visiting.

How can I verify Isaac Chitrit, MD's license?

NPPES lists Texas license number J6906, 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 Chitrit, MD prescribe under Medicare Part D?

In 2024, Isaac Chitrit, MD had 6,994 Medicare Part D claims for 868 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.