Isabelle N. Zare, MD
Hospitalist Physician · Humble, TX
Isabelle N. Zare, MD is a hospitalist physician with a practice address in Humble, Texas, and NPI 1356906242, issued on May 6, 2019. Check the license (Texas T3224, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Isabelle N. Zare
- Credential
- MD
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License numbers
- T3224 TX
MD223449 OR
Self-reported in NPPES; status is on the state search - Practice location
- 18951 N Memorial Dr Ste 103W, Humble, TX 77338
- Phone
- (281) 540-8409
- Enumerated
- May 6, 2019
- Record last updated
- Sep 24, 2025
- Medicare enrollment
- Enrolled (PECOS I20220907001585); accepts Medicare assignment
- Medical or professional school
- University Of Texas Medical School At Houston, 2019
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 1,587 in Texas → Look up another NPI →
Also registered at 18951 N Memorial Dr Ste 103W
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Betheal Aschenaki, M.D.Hospitalist Physician1992191050
- Shaker Eid, MDHospitalist Physician1265614796
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- Ashita Ganguly, M.D.Hospitalist Physician1326402876
- Juzar Hussain, DOHospitalist Physician1417535402
- Poornima Katta, AGACNP-BCAcute Care Nurse Practitioner1588045900
Verify Isabelle N. Zare in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license T3224Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
39% fewer Medicare Part D claims than the average hospitalist physician in 2024
316 Medicare Part D claims for 158 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. 19 claims were for opioids.
Most prescribed
- Prednisone27 claims
- Cefdinir16 claims
- Ondansetron Hcl16 claims
- Eliquis13 claims
- Furosemide11 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
- Memorial Hermann Medical GroupHumble, TX
- Providence Health And Services OregonPortland, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Isabelle N. Zare among 1,587 hospitalist physician records in Texas
Isabelle N. Zare, MD 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 2019, is newer than 73% of them.
- NPI issued2019 · 73% of these records are older, 20% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 82% of these records are
- Graduated2019 · median 2013 among the 1,298 with a school on file
- Record last updated2025 · 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).
41 hospitalist physician records list a practice address in Humble
They are 41 of the 1,933 NPPES records with a practice address in Humble, and 1,587 hospitalist physician records in Texas.
All 1,587 in Texas → Every provider in Humble → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Betheal Aschenaki, M.D.Humble, TX 773381992191050
- Uma BhatHumble, TX 773381831519818
- Dereje Desta, MDHumble, TX 773381427289321
- Shaker Eid, MDHumble, TX 773381265614796
- Shinobu Gilbreth, M.D.Humble, TX 773381740417070
- Gary Gutierrez Campos, M.D.Humble, TX 773381518140839
- Adnan Mallick, MDHumble, TX 773381053751362
- Gavin McKinnon, MDHumble, TX 773381336587195
Common questions
What is Isabelle N. Zare, MD's NPI number?
Isabelle N. Zare, MD's National Provider Identifier (NPI) is 1356906242, issued on May 6, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Isabelle N. Zare, MD located?
The NPPES record lists a practice address at 18951 N Memorial Dr Ste 103W, Humble, TX, 77338. Phone: (281) 540-8409. Providers update this record themselves, so call before visiting.
How can I verify Isabelle N. Zare, MD's license?
NPPES lists Texas license number T3224, 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 Isabelle N. Zare, MD prescribe under Medicare Part D?
In 2024, Isabelle N. Zare, MD had 316 Medicare Part D claims for 158 beneficiaries; the average among hospitalist physician prescribers was 521. 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.