NPPES file of Aug 9, 2026

Karim Zul Dhanani, MD

Allergy & Immunology (Internal Medicine) Physician · Round Rock, TX

Karim Zul Dhanani, MD is an allergy & immunology (internal medicine) physician with a practice address in Round Rock, Texas, and NPI 1912106154, issued on Jul 17, 2007. Check the license (Texas P3142, 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
1912106154
Name
Karim Zul Dhanani
Credential
MD
Primary taxonomy
Allergy & Immunology (Internal Medicine) Physician 207RA0201X
License number
P3142 TX
Self-reported in NPPES; status is on the state search
Practice location
425 University Blvd, Round Rock, TX 78665
Phone
(512) 509-3526
Enumerated
Jul 17, 2007
Record last updated
Jan 11, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20120726000562); accepts Medicare assignment
Medical or professional school
University Of Texas Medical Branch At Galveston, 2007
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 425 University Blvd

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

  1. Martha Abreu-Macomber, MDPediatrics Physician1609847235
  2. Shema Ahmad, MDEndocrinology, Diabetes & Metabolism Physician1316118300
  3. Mary Avena, NP-CNurse Practitioner1457006942
  4. Michael Aycock, D.OPsychiatry Physician1205121050
  5. Sohail Azadi, MDPediatrics Physician1154414688
  6. Lynn Azuma, M.D.Pediatrics Physician1295782043

Verify Karim Zul Dhanani in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license P3142
    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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24% fewer Medicare Part D claims than the average allergy & immunology (internal medicine) physician in 2024

601 Medicare Part D claims for 185 beneficiaries, against an average of 789 among the 429 providers of this specialty who prescribed in Part D. Brand-name drugs were 31% of claims.

  1. Karim Dhanani601
  2. Specialty average789

Most prescribed

  1. Montelukast Sodium98 claims
  2. Fluticasone Propionate48 claims
  3. Epinephrine41 claims
  4. Azelastine Hcl40 claims
  5. Ipratropium Bromide40 claims
  6. Pantoprazole Sodium34 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: $1,383.52

67 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 321 providers of this specialty with any payment received $7,456.30 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Karim Dhanani$1,383.52
  2. Specialty average$7,456.30

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

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).

Karim Zul Dhanani among 50 allergy & immunology (internal medicine) physician records in Texas

Karim Zul Dhanani, MD is one of 50 allergy & immunology (internal medicine) 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 2007, is newer than 42% of them.

  • NPI issued2007 · 42% of these records are older, 46% newer
  • In a Medicare fileYes · 90% of these records are
  • In the CMS Doctors and Clinicians fileYes · 76% of these records are
  • Graduated2007 · median 2003 among the 38 with a school on file
  • Record last updated2021 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RA0201X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Allergy & Immunology (Internal Medicine) Physician providers in Texas

There are 50 allergy & immunology (internal medicine) physician records in Texas.

The 8 allergy & immunology (internal medicine) physician records with the nearest ZIP codes

  1. Michael Volz, M.D.Austin, TX 787171841225430
  2. Elisabeth Clayton, MDAustin, TX 787311538435532
  3. Narendra Punjabi, MDAustin, TX 787591295740751
  4. Alan Boyar, M.D.San Antonio, TX 782451295728038
  5. James Quinn, M.D.Fort Sam Houston, TX 782341851325237
  6. Michael Adame, MDSan Antonio, TX 782291730742214
  7. Charles Calais, D.OSan Antonio, TX 782121831416197
  8. Goutam Shome, M.D.Lubbock, TX 794241962491191

Common questions

What is Karim Zul Dhanani, MD's NPI number?

Karim Zul Dhanani, MD's National Provider Identifier (NPI) is 1912106154, issued on Jul 17, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Karim Zul Dhanani, MD located?

The NPPES record lists a practice address at 425 University Blvd, Round Rock, TX, 78665. Phone: (512) 509-3526. Providers update this record themselves, so call before visiting.

How can I verify Karim Zul Dhanani, MD's license?

NPPES lists Texas license number P3142, 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 Karim Zul Dhanani, MD prescribe under Medicare Part D?

In 2024, Karim Zul Dhanani, MD had 601 Medicare Part D claims for 185 beneficiaries; the average among allergy & immunology (internal medicine) physician prescribers was 789. 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.