NPPES file of Aug 9, 2026

Faisal Ahmad Siddiqi, DO

Hospitalist Physician · Houston, TX

Faisal Ahmad Siddiqi, DO is a hospitalist physician with a practice address in Houston, Texas, and NPI 1801258025, issued on Mar 26, 2016. Check the license (Texas S6524, 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
1801258025
Name
Faisal Ahmad Siddiqi
Credential
DO
Primary taxonomy
Hospitalist Physician 208M00000X
License numbers
S6524 TX
312290 LA
Self-reported in NPPES; status is on the state search
Practice location
2727 W Holcombe Blvd, Houston, TX 77025
Phone
(713) 442-0000
Enumerated
Mar 26, 2016
Record last updated
Jun 21, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicaid IDs
412508003 TX
412508002 TX
412508004 TX
Medicare enrollment
Enrolled (PECOS I20200701000017); 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 2727 W Holcombe Blvd

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

  1. Kanza Abbas, M.D.Hematology & Oncology Physician1396065934
  2. Lena Abraham, CRNACertified Registered Nurse Anesthetist1780003053
  3. Amy AcostaPharmacist1154786838
  4. George Adesina, M.D.Cardiovascular Disease Physician1457642647
  5. Donald Aga, MDInternal Medicine Physician1093749103
  6. Fayyaz Ahmed, MDRheumatology Physician1669435996

Verify Faisal Ahmad Siddiqi in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license S6524
    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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3% more Medicare Part D claims than the average hospitalist physician in 2024

535 Medicare Part D claims for 190 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. 24 claims were for opioids.

  1. Faisal Siddiqi535
  2. Specialty average521

Most prescribed

  1. Atorvastatin Calcium33 claims
  2. Cefdinir25 claims
  3. Prednisone24 claims
  4. Adacel Tdap21 claims
  5. Furosemide19 claims
  6. Levofloxacin18 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

  1. Hospital Medicine Services OF TX, PLLCHouston, TX
  2. Intensivist Medicine Services OF TX, PLLCHouston, TX

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

Faisal Ahmad Siddiqi among 1,587 hospitalist physician records in Texas

Faisal Ahmad Siddiqi, DO 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 2016, is newer than 58% of them.

  • NPI issued2016 · 58% of these records are older, 37% newer
  • In a Medicare fileYes · 90% of these records are
  • In the CMS Doctors and Clinicians fileYes · 82% of these records are
  • Graduated2016 · median 2013 among the 1,298 with a school on file
  • Record last updated2021 · 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).

Hospitalist Physician providers in Texas

There are 1,587 hospitalist physician records in Texas.

The 8 hospitalist physician records with the nearest ZIP codes

  1. Roger Carbajal Mendoza, M.D.Houston, TX 770251184929333
  2. Saherish Abbasi, DOHouston, TX 770241326601113
  3. Muhammad AsifHouston, TX 770241578916490
  4. Marvi Bukhari, M.D.Houston, TX 770241700440419
  5. Mohamed Ezz Eldin, MDHouston, TX 770241952097388
  6. John FlyntHouston, TX 770241497109482
  7. Ayesha HamidHouston, TX 770241902337306
  8. Paramveer Hundal, DOHouston, TX 770241730767195

Common questions

What is Faisal Ahmad Siddiqi, DO's NPI number?

Faisal Ahmad Siddiqi, DO's National Provider Identifier (NPI) is 1801258025, issued on Mar 26, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Faisal Ahmad Siddiqi, DO located?

The NPPES record lists a practice address at 2727 W Holcombe Blvd, Houston, TX, 77025. Phone: (713) 442-0000. Providers update this record themselves, so call before visiting.

How can I verify Faisal Ahmad Siddiqi, DO's license?

NPPES lists Texas license number S6524, 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 Faisal Ahmad Siddiqi, DO prescribe under Medicare Part D?

In 2024, Faisal Ahmad Siddiqi, DO had 535 Medicare Part D claims for 190 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.